820 01041 no power 3v coil =3kohms 5v coil = 900ohms,, 0. 820-01041 Touchbar MPB Short on PP2V5_NAND_SSD0. This is an open-data project, collecting community contributions for the benefit of the community. We can't find products matching the selection. brd) for Apple Macbook Pro 15" Touch bar 2018 (820-01041) laptop/notebook, Apple X1190 MLB. 2GHz Core i7 16GB RAM 512GB SSD Logic Board 820-01041-07 820-01041-A with Power Button Replacement for MacBookPro 15" A1990 2018: Laptop Replacement Parts - Amazon. Black meter probe to point to test. 000 on diode mode, 0ohm). i have the 20V on usb-c, the current is cycling between 0,029A and 0,600A PPBUS_G3H =10,92V too low no? battery+power supply. Board & battery were replaced by Apple late 2021, stopped working late 2022 after sitting on a After i have find a short ciruit on the line PP3V3_G3H_T, i have inject eletric power and i have find C8250 dead. Buy 2. Comment With the DIODE mode (still with NO power to the logic board), place the RED Meter probe (yes RED meter probe) to ground. The Display will not turn 820-01041 no display. Resistance is low only the coils around CPU and GFX VCCs. There seems to be a partial short-circuit on the PPBUS_G3H rail as I have 0V on this rail. This is very common especially on A1990 due to accumulation of dust and moisture which Fixing 820-01041-A Dead MacBook Pro A1990 No Power Not Switching 5V to 20V Telegram: https://t. com FREE DELIVERY possible on eligible purchases Reaching 20v with adapter is a good sign to validate that each of the ACE controllers is working to allow for this power delivery contract. 820-01041 Wont Turn On Theres is no short to ground on these two power rail PP1V8_S5 and PP3V3_S5. Though this was after applying power for a few minutes, normally internal board shorts run bloody hot this was more like luke warm at best. Hi, i have an A1990 820-01041-A that pulls 19. brd file. 2 Any. Check the resistance to ground for each coil. Join Date: Jun 2020; Posts: 43; Country: Australia #3. Go. Last edited: Feb 21, 2025. Thread starter No-Clean; Start date Jul 21, 2021; No-Clean Member. 56v R8400= 12. It only pulls 5. Toutes les pièces détachées que nous vendons sur notre site internet ont subi un contrôle qualité rigoureux dans notre Atelier en France. In terms of checking ohms I had it powered off when checking, my apologies it reads as if I had tested it powered on which is not the case it was just how I formatted my data. P. It starts up without problem, boots very well on an external screen but no video display on the MacBook screen, no backlighting. 4amps and stays there, used thermal and found T2 is getting warm 28-30c. The trackpad was clicking, after trying DFU revive it doesn't click any longer. or Best Offer. 2. 350V, when I plug in the power cable the values are going down to 0. tcrscircuit. 2GHz i7, 2. Resources. Jul 21, 2021 #1 Previews shop ripped DB554 and DB549 and its pads (port on right side of mac), customer wants information so fixing that is secondary. GPU and PCH get hot. Board goes to 20v and drops to 19. Please advise. samstown Member. Atomrepair Member. 820-01598: : : Power sequence diagram also available. 0 APPLE MACBOOK PRO 15" TOUCH BAR Forums. Latest reviews Search resources. I have an A1990 820-01041-07 with no power. Now PP20V_USBC is now at 20v but no current is being pulled. comtelegram channel - 型号：苹果a1990板号：820-01041-a故障：屏接口进水，开机通电无显。接电源，触发开关，能听到 “咚”的一声，本机屏没反应，外接屏进系统显示正常 ，换屏总成也一样 Apple MacBook Pro Retina 15 Mid 2018 A1990 820-01041 051-02643 X1190苹果笔记本电路图. We specialize in phone, tablet, computer & console repairs across multiple l 820-01041 5v ub400 getting hot. You would not believe what a bad USB-C charger can do to a MacBook Pro A1990 or any MacBook Pro with a type C charger. I have a 820-01814 (using 820-01041 schematic) and found that PPBUS_G3H is power cycling. New media New comments Search media. 27 Saturday @ efix Today MacBook repair Apple MacBook Pro 15 inch 2018 A1707 (logic board 820-01041-A). I talk about U7210/20/30, or U7410/20. 3v on the coil but the 5 coil isnot present. PP3V3_G3H_RTC has 0. 1 of 2 Go to page. 31v PP3V3_G3H_T=3. Let's get Right to Repair passed! https://gofund. 3V, No S5 rails - DFU mode induced with SOC_FORCE_DFU and the keyboard method - In both cases T2 reports entering DFU mode. How would I find the board code? I have the schematics for 820-01041 & it looks identical to this board & has helped me find all those rails so I am guessing this could MACBOOK PRO 15" 2018-19 A1990 LOGICBOARD PART NO- 820-01041 . The board should start automatically, when charger is connected (battery removed). 02A [solved] Thread starter datatech85; Start date Jul 25, 2024; D. com/mobilityИнтернет магазин - mobility. Comment "L9080/L9081 (PIN1/2) diode values are 0. 820-01598. В безопасном режиме загружается и работает нормально. Shop by category. APN is 661-10013. It tries to start and probably short on a secondary power supply is detected. 3V PP3V3_UPC_XA_LDO 3. Hi, got an 820-01041 that shows no signs of life. Shop now for fast shipping and easy returns! Fixing 820-01041-A Dead MacBook Pro A1990 No Power Not Switching 5V to 20V Telegram: https://t. Board numbers 820-01041-A or 820-01326-A. I have a 2018 Macbook Pro A1990 (logic board number 820-01041-A) which doesn't turn on. A round of bear for this generous gentleman Hello I got a Macbook Pro with liquid damage in the sectors L9021 C9081 C9593 C9592 The damage is only on the edges of the motherboard I did a cleaning but the Mac does not turn on, this is the first time that I work with this motherboard and I am lost, I More info: The motherboard looks very nice, no corrosion, no water spills, no water detectors triggered. Meter in DIODE mode. Remove This Item; Compare. 2 PPBUS_G3H - 12. 19V @ around 12 to 35ma. The motherboard does nothing if I press the power button, button works I see is pulling the 3. I'm getting 0v @ PP5V_G3S. Aug 13, 2020 Hi, got an 820-01041 with fan spin (gets faster after about 20sec). PP20V_USBC_TB_VBUS is 5. On J3300 when i plug usb-c i have 5V and 0. 37v PP3V3_G3H_RTC_X=3. 59V to 12. Incorrect PPBUS_G3H is caused by incorrect communication between T2 and ISL9240. 820-01041 no power. 🔹 Model: MacBook Pro 15″ A1990 🔹 EMC: 3215 / 3359 (2018–2019) 🔹 CPU: Intel Core i7 2. Thread starter Djsp; Start date Dec 20, 2023; Djsp Member. Was: $189. 46. 30. 002A). The MacBook has water damage. Feb 21, 2025 #7 Test with another known good battery and trackpad. Board is taking 20V and bouncing between 0. The rest are no where ** Need a MacBook Repaired? We offer MacBook Mail In Repair to the entire United States! — https://www. This logic board contains of a 2. · 5. 02A. 0 boardview file download. Free delivery. Thread starter Instafixx; Start date Dec 17, 2024; Instafixx Member. Is there something else left to try here? Technical discussions covering any type of laptop, notebook, netbook, tablet, or smartphone. Thread starter Shantiche; Start date Today at 7:54 PM; Shantiche New member. PPBUS_G3H This is the macbook pro 13" 2018-19 motherboard that came in for no power and not charging the mother board is not negotiating with the charger to boost 20V Hi, I have an A1990 board 820-01041-A, no corrosion or liquid. P5VG3S_EN - 0v PPBUS_HS_3V3G3H_T - 12. It only puls 5V from USBC. Thread starter yobad; Start date Dec 5, 2021; Y. Jul 25, 2024 #1 Then we decide if you need to increase injected voltage, or the problem resides into a secondary power rail. Mar 21, 2023 #1 working on a1990 that was working but had failed usb port, replaced the bad cd3215 (ub300) but had no power after, replaced ub400 still no power, chips i was using were bought online, figured maybe the was bad, so i pulled chips 相关帖子. I thought it was the usual shorted C9081 but diode mode on PPBUS_G3H_SSD0_SNS is giving me 0. LVDS EDP Lcd Cable Tester Adapter Svod4 Svod3 Macbook A1990 820-01041 Sensor Issue. For $29/mo, we provide access to advanced level technicians who will answer your questions on any Macbook board related matter to the best of their knowledge promptly & walk you through how to solve your problem so you can deliver a working board to your customer. It stays 12. PPBUS is 3. 7A PPBUS_G3H is present bouncing between 10. No power, no boot, condition unknown. - I checked R4036 both sides have in diode mode about . This firmware is required to select the 20V power delivery contract from the power adapter. 1V J5110 power lines: Have this board that's not powering up. Apple BoardView Macbook PRO A1990 (820-01041-A) Пришел с небольшим точечным залитием. 6v 0. Apple MacBook Pro Repair Service- Any Problem NO POWER/NO VIDEO/CHARGING/VIDEO. org TIMESTAMP 1741551248 BOARDPATH laptops/apple/820-01041 ID 820-01041 BRAND apple CATEGORY laptops COMMENT 820-01041-A no 20V. 3V PPVOUT_S0_LCDBKLT 0V. The motherboard is sold as is. Search first posts only 820-01041 i manage to repair the leak capacitor in C846x now the diode reading is ok i think u8400 is not working F8400=12. 2 KB · Views: 3 Last edited: Mar No reason to connect power anymore; need to find the culprit first. 8. . Artikelnummer: Nach Betätigen des Power Buttons / Einschalttasters leuchten keine Lampen / LEDs. 27th St New York, NY 10001 (347) 552-2258 Monday-Friday – 12 PM to 8 PM Saturday-Sunday 12 PM to 4 PM Fixing 820-01041-A Dead MacBook Pro A1990 No Power Not Switching 5V to 20V Telegram: https://t. No visible damage. If ever anyone is generous enough to share them, please attach them to your answer! Schematics number is 051-02643 if that can help. Replaced 16GB Micron set with 32GB Hynix set and adjusted the RAMCFG strap resistors accordingly. Motherboard 820-01041-A Power button do nothing. me/mobilitykghttps://www. Only 5V on ampmeter, and 0A. WhatsApp Image 2022-03-22 at 10. Use 820-00281 some differences around CD3215 at least. 03. Thread starter ipetro; Start date Feb 7, 2024; ipetro Member. Thread starter Vogelek23; Start date Mar 22, 2022; Hi there, got this good looking Macbook with the original fault: no power. kgt. 02 ноя 2023 21:20. VIP. • 广州招笔记本维修师傅; • 华硕w509l，版号X555LD; • 聘请 笔记本维修师傅 学徒 北京工厂维修 一修 二修 每天都有修不完的; • 美的电器维修全国统一售后服务点热线号码; • 一次一波三折的映泰B75维修心路; • ddr4内存条滤波电容短路 一边4个颗粒发热另一边4个颗 Logic board 820-01041-A MacBook A1990. $132. 38v (347) 552-2258 Macbook A1990 820-01041 no power after pouring coffee. 16V on all 4 ports, and 0. Mar 25, 2025. Join Date: Jun 2013; Posts: 86; Country: India #6. Attached Files Comment. The board took 4. I replaced some corroded components like Q3200, F3001, C3509, C3505, CC753 and CB212. com FREE DELIVERY possible on eligible purchases IC STATUS UNKNOWN. 57 . ⚠️ Important Notes: MacBook Pro 15" Touch Bar 2018 820-01041-07 820-01041-A Schematics and boardview Apple X1190 (820-01041, 051-02643) r4. $49. 54V after a few seconds on PPVDDCPU_AWAKE. PP5V_G3S = 5,13 then drops to 0v and again. 9GHz Intel Core i9 processors for the Apple MacBook Pro 15″ with four Remove all power. 0 out of 5 stars. Thread starter Donlan78; Start date Mar 21, 2023; D. Oct 26, 2021 #1 You have a shorted chip on the CPU power supply, very likely. It had some corrosion around U3200. me/TechNoDev_BIOS "Is your Apple 15" MacBook Pro A1990 dead with no power? In this video, we Hello, I'm new to this level of troubleshooting (had not heard of openboardview 30 minutes ago), but have a multimeter and just found the schematic for this mainboard (820 Got a 820-01041-A that does not show signs of life. 018A in the top connector and 20V and 0. com FREE DELIVERY possible on eligible purchases if you want to know more about mac repair or have any other query contact us at :contact : +917011082713email : binaryinfinityy@gmail. I can't find any shorts, no thermal. New posts Search forums. APN is 661-10009. 00 shipping. The mac had contact with a bit of water, and U9080 area was a bit oxidated, and the area near UB300 also seamed to be a bit oxidated (very few signs), but because it has 20V I didn't replaced it. PPBUS_G3H seams MacBook Pro 820-01041-A In this repair, there was a short on the PPBUS _G3H rail, this was caused by a failed capacitor (C9081) on the input voltage line of MacBook Pro 820-01041-A In this repair, there was a short on the PPBUS _G3H rail, this was caused by a failed capacitor (C9081) on the input voltage line of Includes matching Touch ID power button. Jul 6, 2021 #1 USB C amp meter stays on 5v and pulls . APPLE MACBOOK PRO 15 TOUCH BAR 2018 X1190 MLB 820-01041 A 051-02643 REV4. yair37 Member. Machine enters DFU, but (347) 552-2258 [email protected] 141 W. jpeg. Thread starter n3vr; Start date Jul 4, 2020; N. The CapsLock on the KeyBoard, is working when you power it ON, and when you plug the Charger it's Responding with a sound that signifies the A2141 820-01700 A2159 820-01598 A1990 820-01041 A1989 820-00850 A1932 820-01521 A2179 820-01958. 27th St New York, NY 10001 (347) 552-2258 Monday-Friday – 12 PM to 8 PM Saturday-Sunday 12 PM to 4 PM 820-01041 20V no power. Staff member. Check diode mode to ground on all power rails of SSD. Do check also F7000, pin # 1. when the board on Apple MacBook Pro connected to the battery --> 20v 0. 05-06-2024, 10:23 PM. again very minimal, small amounts of white corrosion/oxidation. Es tut sich rein gar nichts. 品牌 苹果Apple. Unit powers fine and draws normal power, but does not chime or boot (and no charge tone when connecting charger). Quickview. Nous offrons une garantie d’un an sur l’intégralité de nos pièces Apple. Thread starter Outofwhack; Start date Dec 30, 2021; Outofwhack Member. Interested in any low resistance readings that may indicate a fault on that rail. Hi, my MacBook Pro 15" 2018 Touch Bar (A1990) doesn't charge anymore. I own and operate Marnics Mobile with my brother Nick. Otherway doesn´t turn on. 10ohms and less. on j8500: PP5V_S0SW_LCD - 5. Fans spin etc. Found pure short of PPBUS_G3H (0. Shantiche; Mar 24, 2025; Replies 3 Views 140. 74v, checked for CHGR_EN_MVR and it is missing. Comment. UB400 had USBC_TB_CC2 shorted (0. 3v I2C_BKLT_SCL=i didnt check it yet Hello, I was wondering if there any schematics or version that will work for this board (820-01041)? I'm troubleshooting no power, PP20V_USBC has 5V. there is This integrated circuit is responsible for managing USB power and data transfer, and when it fails, users may encounter problems su 820-00239, 820-00923, 820-00850, 820-01041, 820-01521. I've physically separated (by removing F7000 and F7001) PPBUS_G3H and the ISL9240 charging chip to see which side 820-01041 5v 50mA no visible corrosion. No power, for parts only. Search first posts only Embarking on a journey of electronic restoration, I received a MacBook 15" model A1707, board number 820-01041-A, which had faced a formidable challenge: significant liquid damage due to an unfortunate milk spillage on its motherboard. Hey all, Been lurking for a while to find a solution to my dead A1990 (board # 820-01326-05, I can't find a bv for that one so I've been using 820-01041 for reference) but have come up empty handed. 99. I'll continue toying with DFU/bridge bios installing Hi. OpenBoardView — https 820-01041 - stuck at 5V. 70 and loops back to 0amps and again again. Free shipping. The T2 chip is heating a bit. me/ibinaryinfinityGMAPS : https://maps. 27th St New York, NY 10001 (347) 552-2258 Monday-Friday – 12 PM to 8 PM Saturday-Sunday 12 PM to 4 PM Rossmann Repair Group 141 W. Dec 6, 2021 #2 Tried DFU? If not recognized, check if all AWAKE and SLPS2R voltages are present. Replacement logic board with onboard Intel 2. 000A in the bottom connector Have a 820-01041 that was in last week for no power no charge, found to be cd3215. 008 on diode reading), and I've replaced UB400. 20. 6GHz 🔹 RAM: 32GB onboard 🔹 SSD: 256GB onboard 🔹 GPU: AMD Radeon Pro 555X 4GB 🔹 Board Number: 820-01041-A. Garantie 1 an . Rossmann Repair Group 141 W. 6GHz Core i7 16GB RAM 512GB SSD Logic Board 820-01041-07 820-01041-A with Power Button Replacement for MacBookPro 15" A1990 2018: Laptop Replacement Parts - Amazon. It had a short in an inductor (L8504), but that is resolved, and the rail which it is connected to (PP5V_G3S) is just fine. me/TechNoDev_BIOS"Is your Apple 15" MacBook Pro A1990 dead wi Rossmann Repair Group 141 W. Specs unknown No Power Apple 820-01041-A Logic Board for MacBook Pro A1990 15" Parts only USA | eBay Skip to main content [ROZWIĄZANY] MacBook Pro A1990 2018 płyta 820-01041 - brak reakcji na Power Zasady działu: Kliknij, aby przejrzeć zasady tego działu Tytuł wątku powinien zawierać markę i pełny model sprzętu oraz skrótowy opis usterki. 4. P APPLE MACBOOK PRO 15" A1990 2018 2019 LAPTOP LOGIC BOARD 820-01041-A REPAIR. Chips for the 820-01041 . Y. S. No signs of spills and no damage. 5GHz AM4 Socket Processor YD2200C5M4MFB w/ Radeon Vega 8 Graphics 🔌 OEM USB-C A1990 board 820-01041-A - stucks at 5V. $12. Check out our latest Selected laptops and equipme 820-01041-07 a1990 Macbook pro No Power. 0 schematic file download. CPU does not. When the power supply of the MacBook motherboard changes from 0V to 5V, it means that the USB_C ROM data is damaged. 09A on the usb ports on the right and 20v 0. H this video help you to understand some common problem in MacBook pro a1990 when it's not turning on or dead. PPVCC_S0_CPU: 0v CPU_PWRGD: 1v CPU_VIDSCLK: 1v Macbook Pro A1398 J145G-X425G 820-00163 Boardview. Hello I have an 820-01041-A that does not have BOTH display and Backlight. Read more. 15 мар 2023 04:01. Search first posts only It can create the SSD power rail from PPBUS_G3H - when it is used here, it typically gets corroded, then sends 12v to the SSD. Board# 820-01041-A I'm not experienced in diagnostics, but I want to try to solve the problem with your help, because every local shop charges Rossmann Repair Group 141 W. Check the lid switch voltage to ground. Measure the DIODE mode reading of each LDO rail of each CD3215. 820-01041: : : 820-01326 Use 820-01041 boardview and schematic, 820-01326 unavailable, only difference is Vega GPU as far as i know 820-01521: : : Power sequence diagram also available with board number 820-01055. 07-12-2024, 07:52 AM. It measures 10. Schematic & Boardview for MacBook Pro Touch Bar 15″ A1990. New posts ViP Unlock Dell Master Pw Dell Suffix 8FC8 HP G1-G7 +G8 Lenovo AutoPatch Apple Pw Surface Pro Enrollment Asus & Panasonic Acer HP New Gen (35$/1) Resources. Donlan78 Member. $15. 661-10004 This is a Retina MacBook Pro 15" Logic Board for the 2018 model. i have macbook 820-01041-a a1990 20v present on charger and it has 3. ️ We a1990 820-01041-a ub090 a1990 820-01814-01 u2890 a1990 820-01814-01 ub090 a2141 820-01700-a u2890 a2141 820-01700-a ub090 a2159 820-01598-a u2890 a2179 820-01958-a u3060 a2251 820-01949-07 u3060 a2251 820-01949-07 ub260 a2289 820-01987-06 u2890 a2337 820-02016-a uf260 a2338 820-02020-a uf260. 17A Goal: Get User data. Jul 8, 2021 820-01041 no power, short on PPBUS_G3H bad board Hello, I've received a board from an a1990. iPhone Screwdrivers; USB-C 13" Retina Macbook Pro NO touchbar. 2GHz i7 processor chip with 32GB PC4-19200 (2400MHz) integrated ram and 256GB of onboard flash storage. 12V 0. 450 but when the device is working there is no power to measure Re: a1990 820-01041 What is the voltage of PPBUS_G3H @ F7000, pin # 2 ? When 5 volt (default) from the external adapter is the power source, U7000 will enter BOOST mode for the PPBUS_G3H rail. 4A. i get 5v on 3 ports and 20v on the XA port. kamalkharbanda. Title: SCHEM,MLB,X1190 Part Number: 051-02643 Format: PDF,BRD Total Pages: 131 File size: 2. From the board view U3200 is the Master chip which connected directly to the SPI ROM, and U3100 is the slave which 820-01041 with no signs of damage. Popolarità - , 8 days for sale on eBay. 5v 3. Also be VERY descriptive of your issue, that way you'll get the best answer possible! Re: 820-01041 Macbook Pro Not booting Do you have an adjustable power supply ? If yes, you can dial it up to 0v8 and then apply it to the side with the low resistance to ground. I've also bought an 820-01041 board from eBay as a potential donor. 10amps on dc power supply any help is highly appreciated Part Numbers: 661-10004, 820-01041, JP6N, JP6P, JP6Q, JP6R Check compatibility. Openboarddata will appear as diode values on the boardview if present, and you have Notes/Solutions on the RHS with power sequence, USB-C checks etc. 600). iPhone Screwdrivers; Macbook Screwdrivers; BGA Stencils; Short Detection & Diagnostics. comtelegram channel - Hello, I'm working on a A1990 that does not turn on anymore. Re: 820-01041 right fan full blow That is strange The fans get power from the PP5v0_S5 rail, which should be off if the computer has not started up. Oct 5, 2020 #1 Hi, i have this board very clean, no liquid, stop to work in use. Part Number: 820-01041 DRAWING NUMBER: 051-02643 DRAWING TITLE: (NOT WORKING) 820-01041-A Logic Board for MacBook Pro A1990 15" touch id 512gb. I had to use the charger to turn on the MacBook, but now it’s not working anymore. Power Sequence diagram) NO 1 YES (Searchable Silkscreen) MLB 820-01063 YES 1 YES MLB 820-01591 (NOT YET AVAILABLE) NO 1 NO MLB 820-01598 (incl. Just a lot of dust. The NANDs on the left (immediately are getting warm after 10 seconds or so, then get hot - no power. 1991. Senior Member. Test cords & power adapters; Conformal coating; Solder; Screwdrivers & knives. 95. Replaced U9080 and U9580, both were shorted out. 🧠 MacBook Pro 15″ A1990 (2018–2019) Logic Board – i7 2. 14Amp . 1A and 0. The visible damage/corrosion on the Logic Board was minimal. there is no more short circuit and the value of the diodes is normaly (423 Ohm) but i don't have the 3V3. USB C 5V 0. 820-01041 Flux All Over The Board, No Power. 8V. Meter in diode mode. Replaced battery with a 100% working good one, replaced battery signal flex, checked all corresponding voltages and signals and they look fine (I've got PPBUS_G3H = 12. Are any of these fuses blown? Resistance In this video , we go over the famous C9081 failure, resulting in a a short to ground on PPBUS rail . 0. 6V and Includes matching Touch ID power button. New posts. i have the 20V on usb-c, the current is cycling between 0,029A and 0,600A and fall at 0A Find many great new & used options and get the best deals for Apple Logic Board 820-01041-07 for MacBook Pro 15" A1990 2018 I7 2. Meter in resistance mode. Replies 59 Views 1K. Voltage starts at . Unit draws 5v . Check for pulse at all big coils, when connect the charger; at the same moment when switches 5-20V. There are no shorts to ground on any of the LDO lines on the CD3215 chips. 3 volts or sometimes 13 volts when battery disconnected. raainxx Member. MacBook Pro 15" Touch Bar 2018 Schematic, Boardview 820-01041-07 BIOS A1990 820-01041-07. 2informaticos Administrator. 060V" Are you checking diode mode with power applied??? In fact, allow 10-15s after power is removed, before checking in diode mode, or ohm scale. 3v PP3V3_UPC_TA_LDO=3. patreon. Réparer votre appareil avec des pièces de qualité est notre priorité. 820-00281; 820-00923; 820-01041; USB-C 13" Macbook Air. But without a schematic, I'm a bit lost as to where to go from here. Remove all power to the logic board. MacBookPro doesn’t charge and I can’t turn it on. This logic board has dual in The item title clearly states that it is a Logic Board for Macbook Pro, and it is important to note that this specific model does not have any power. 01A PPBUS_G3H is . It draws 5v - 0,02A from all USB ports. Member. 2v seen on other ports when powered) 2informaticos Administrator. 820-01041 MacBookPro 15” 2018 - not turning on,not charging I think your better options are to contact local cell phone repair shops. Thread starter raainxx; Start date Dec 10, 2021; R. Skip to main content. Power Sequence) YES 1 YES MLB 820-01682 YES 1 YES (Searchable Silkscreen) MLB 820-01700 YES 1 YES MacBook Pro 15 A1990 2018 i7 2. The board has already had NAND removed so was quite cheap 820-01041 is the logic board found in Macbook Pro 15" 2018. 97V on PPBUS_G3H and PP3V3_G3H is present 3. For debugging, use SWK000/002 Re: Macbook A1990 820-01041-A No Power on Remove all power. 8V - PP5V_G3S_DFR_FILT: 5. It works but the display stays black. "Be aware, some CPU/GPUs have very low value as normal; latest CPUs measure like pure Macbook Pro a1990 820-01041-A no power draw 01-02-2024, 11:29 PM. Now, USBC_TB_CC2 has 0. CD3215 is The T2 rom firmware may be corrupted. 6GHz i7 or 2. Hi, I have an A1990 820-01041-A with no power. 2GHz Core i7 32GB RAM 256GB SSD Logic Board 820-01041-07 820-01041-A with Power Button Replacement for MacBookPro 15" A1990 2018: Laptop Replacement Parts - Amazon. 1diode reading= 0v PP5V_G3S_BKLT_A=5v PP5V_G3S_BKLT_D=5v EDP_BKLT_EN=0v <<suspicious ISNS_LCDBKLT_P= 3. Home. 0036 diode mode on PPBUS_G3H_SSD0_SNS. Check to make sure that someone hasn't wired it to the wrong bus. With the battery plugged in, logic board not taken out, I measured: 3. Parts Only. 820-01700; M1 Macbook 820-01041 with tiny bit of corrosion on C9081. me/mobility_labs Description. Check U7800 LDOs. Black meter probe onto the CC1 line of the first 'ACE' controller. Be sure the external power adapter is suited to power this logic board. 27th St New York, NY 10001 (347) 552-2258 Monday-Friday – 12 PM to 8 PM Saturday-Sunday 12 PM to 4 PM Hi all! Customer report sudden shut off while working. Red meter probe, yes Red, to ground. Jul 25, 2024 Buy 2. 16V from ampmeter. 02A on the usb ports on the left, Also the voltages wrong at U7800 are unstable or they are in loop between 0V and the nominal value PPBUS 12. A1990 Board 820-01041-A. there you can see on the thick pin over IPX that there was a short circuit. The repair is performed on a Macbook Pro with logic bo Repairing a laptop motherboard can be a complex task, especially when faced with issues on models like the Apple MacBook X1190. 40A on all 3 ports, but on another port the amp metter stays black, and i get 0V on F3001. Charger is stuck at 5. I've soldered I've got an 820-01041-07 on the bench that pulls 4. 3V Note that the board that brought this to light for me is an A1707's 820-00281, and it had THREE 820-01041 a1990 no power water damage PPBUS_G3H full short. repairWe specialize in logic board and liq Apple X1190 820-01041 051-02643 r4. Nicus009 Нужна помощь! imac A1311 a1707 820-00829-a no power: guruji. I'm still a bit rusty with these newer macbook's and the power sequence. If i use the other 2 ports then PP20V_USBC_TB_VBUS is 0v. Sanevent; Feb 24, 2025; 2 3. I am not a great specialist in electronics but I noticed that at (no signs of life) Note: J5100 was corroded - cleaned it and removed the corrosion. We have a new Apple Macbook Pro A1990 which does not power up, no fans, no chime and black screen. 4A but no USB activity or inclination that it is booting. Jan 5, 2022 For $29/mo, we provide access to advanced level technicians who will answer your questions on any Macbook board related matter to the best of their knowledge promptly & walk you through how to solve your problem so Background: New MacBook Pro 15″ has been water- damaged, fully functional except the touch bar not working. 19V (stable) on each of the 4 USB-C ports, power stays at 0. Today at 7:54 PM #1 Recently replaced logicboard with known good board from EB Replaced battery and battery cable as well however macbook is not powering on. 图纸类型 笔记本图纸. Advanced: Daily Deals; Brand Outlet; Gift Cards; Help & Contact See more Apple Logic Board 820-01041-07 for MacBook Pro 820-01041-A no backlight. Host machine runs catalina, i'm fairly sure the broken board does too. Replaced all of them and now all ports behave the More information:- Repairing Apple Macbook Pro iPhones iPads in DFW area and nearest cities- Our headquarters are located in 6010 W Spring Creek Pkwy suite 3 if you want to know more about mac repair or have any other query contact us at :contact : +917011082713email : binaryinfinityy@gmail. But facing a weird issue now. Thread starter Dozer; Start date Sep 18, 2020; Dozer Member. Use the U301 tool to write the ROM data of the corresponding model, so that the motherboard power supply 2021. 75MB. Fixed that and unit was working properly for about a week. Jul 5, 2020 #9 You don't lose anything trying DFU restore Hello, I am currently working on a Macbook Pro A1990 (motherboard 820-01041) which is not charging. I have an A1990 board / 820-01041. Support channel-Поддержите канал:PayPal. 3V and 3+amps, and an iPhone plugged in is getting about 5V and 1 amp. SCH 051-02643 X1190. 60-0. Jan 27, 2021 #1 small water damage at screen connector on the screen side(not get to the mac logic board). Unit restores fine via DFU in a normal manner; no 90% of cases, CPU is dead after high-side MOSFET found shorted in CPU power supply. 05amps. We tested USB C port and the results are below: 1. As you told me in an old case is safe to inject voltage to find the issue since is pure short , right? Powered by 神州在线 苹果A1989（A1990可参考）时序图，板号：820-00850、820-01041、820-01814；作者：迅维笔记本维修培训黄鑫船老师高清大图 : friendly tips Hello,friends, welcome to the world's largest Re: 820-01041 stuck on 5volt 220mah Remove all power. This is very common especially on A1990 due to accumula 820-01041 I had no shorts in anyone of the usbc ports PP3V3_G3H_RTC_X 3. AMD Ryzen 3 2200G 3. PPBUS_G3H, PP5V_G3S and PP3V3_G3H_T all 0v. Did you try to put in DFU? it I have an A1990 820-01041-A with no power. You can send your device for this or an I Have a a1990 820-01041-a no power PP3V3_G3H_RTC_X= 3. 图纸内容 笔记本电路图. 27th St New York, NY 10001 (347) 552-2258 Monday-Friday – 12 PM to 8 PM Saturday-Sunday 12 PM to 4 PM amp meter shows it's drawing 20. 6 A on 3 of 4 USB-C ports and 5V Re: 820-01041 MBP 15" '18 Schematics/bv request Thanks. The client told that it started to say that it has no battery, and he replaced the battery but without success. Remove the battery and use only the external USB C power adapter and measure this voltage. $139. 9 volts most of the time, but in short 3-4 second bursts it holds at 12v and in some cases 13v - battery connected. 6GHz Intel Core i7-8850H processor, 16GB RAM, 512GB flash storage SSD & Radeon Pro 560X 820-01041 "no power" Thread starter KC Micro Tronix; Start date Jul 6, 2021; KC Micro Tronix Member. 4 UCB C: 5. 2822. 00 was - US $189. Enter your search keyword. 1V PP5V_S0_ALSCAM_F 5. Media. Replacement logic board with options for 2. Ampmeter stays at 5. With no power, also confirm that the interface cable contacts are clean and properly seated. 820-01521; 820-01958; USB-C 16" Retina Macbook Pro Touchbar. The power button has stopped functioning. 37V on the testpad PP3V3_G3H_RTC_X 7. Все было отмыто и высушено. 8V Explore a wide range of our 820-01041 selection. Thread starter HeyWatchOutDude; Note: J5100 was corroded - cleaned it and removed the corrosion. 75V but drops to . But actually the board is in a pretty bad condition. 6GHz Intel Core i7-8850H processor, 32GB RAM, 512GB flash storage SSD & Radeon Pro 560X GPU for the Apple MacBook Pro 15″ model A1990 released 2018. I measured just about every power rail I could find and everything was fine, except for _S5 rails provided by the PMIC (U7800) (and Comp_Pro started a topic No Backlight Macbook A1990 820-01041. Re: A1990 820-01041 usb-c issues Thankyou very much for the reply mate! LEFT BROKEN SIDE USBC_XA HEADER_DATA_START OBDATA_V002 https://openboarddata. Sponsored. Fixed that. Jan 15, 2020 #1 Bad mac apparently power cycled, and is now charging the battery (20v / 3A draw) and responds to click but still has black screen. The initial obstacle was a compromised CD3215 chip, essential for the MacBook's power management. goldminer76 I also am afraid to inject any power because NAND . Client said that it had the mac storaged for a long time, and now it just don't power on. I check for shorts and found none on that line. Sr. I have Tried SMC and NVRAM reset they both are not solving my Problem. 820-01041 No boot but 20V on usb-c. 053A PPBUS_G3H=12. When device goes to sleep (Whether by putting the LID down or after the time has passed or by manacling putting it to sleep. Jul 1, 2020 No-Clean Member. Measure the resistance across fuse F7000 and also F7001. Power architecture of this board (like all T2 boards) is very complex and obscure, so one way to approach the problem would be to go through the list of power rails and measure voltage and exact resistance to ground on all of them. Hi there, i'm very new with the newer USB-C MLBs and got a water damaged 820-01041 here that stucks at 5V 0. 27th St | New York | NY 10001 (347) 552-2258; Menu. Post the values. Board is immaculate, no liquid anywhere and all indicators are still white. Example readings: 820-01041 no power no dfu. Find top brands, exclusive offers, and unbeatable prices on eBay. working fine with external screen, Have this board that originally had corrosion damaged and PP20V_USBC was at 5v. Cleaned all up. 3V line down. 8V and 0. What's new. Also be VERY descriptive of your issue, that way you'll get the best answer possible! In this video we will show you how to repair an A1707 15" Macbook Pro Touchbar that does not power on. 2Ghz 16GB 256GB Logic Board 820-01041 No TouchID. ZXWTool; 820-01041; 820-01041. Thread starter Atomrepair; Start date Jan 15, 2020; 1; 2; Next. 5 product ratings - A1990 820-01041-A - For Parts - NO POWER. As you apply this voltage, the 'shorted' component will In this video , we go over the famous C9081 failure, resulting in a a short to ground on PPBUS rail . When you do this, the voltage must be kept low, just in case the same voltage rail is leaking to the CPU rail. ISSUE : THE LAPTOP CAME IN DEAD/NO POWER ISSUE ON INSPECTION WE GET TO KNOW THAT PP3V3_G3H_RTC I have a 820-01041-A that works only when battery is disconnected. 27 on the MacBook A1990 with touchpad, no visible damage. 0 venduti, 1 disponibile. Di Più MacBook Pro 15" Touch Bar 2018 820-01041-07 820-01041-A Schematics and boardview Apple X1190 (820-01041, 051-02643) r4. 27th St New York, NY 10001 (347) 552-2258 Monday-Friday – 12 PM to 8 PM Saturday-Sunday 12 PM to 4 PM Macbook PRO A1990 (820-01041-A) Артефакты a1707 820-00281-a no backlight: Nicus009. 9V Man I must be a moron because I am lost on this thing. I've tried getting into DFU mode both with juse the loose board, nothing attached (this has worked for me on an 820-01041 board from an A1708 before), but I also tried with the assembled device. Der Lüfter dreht auch nicht. 820-01041 2. 5v from charger, consumes about 50mA and the goes to 0A, and don't boot. Storing an archive of community contributed known-good values of circuit/logic boards of all types in order to facilitate diagnosis and repair. 00. Of course not; T2 is not even powered. 27A from charger with battery connected with no battery i get 19. i can see the picture but no backlight I bought a new display because i thought the problem is the backlight flex cable but same problem [help] A1990 820-01041 totally "crazy" Thread starter phantom; Start date Feb 20, 2025; P. I won't go into all the initial debug I did because ultimately I found R7900 to be high resistance when it should have been a 0ohm link. 3v ISNS_LCDBKLT_N=3. 6V, both I2C_PWR_SDA and I2C_PWR_SCL at 1. a Buy 2. 240A with USB charger plugged in - No power cycling on any of the USB C ports - Board clean with no corrosion / signs of liquid damage - No shorts on the coils - PPBUS_G3H: 12. 820-01700: : I replaced the ISL9239 and I'm getting 20V, 310mA, the fan spins for about 15 seconds then the current drops to about 30mA and goes back up to 370mA but no more fan spin and no boot. IC STATUS UNKNOWN. 104V 0. board U9080 on A2159 Macbook Pros with an 820-01598 board U9580 or U6960 or U9080 on A1990 Macbook Pros with an 820-01041 board U9080 & U6903 on A1989 Macbook Pros with an 820-00850 board U9080 on A2251 Macbook Pros Référence PPN: 820-01041-A . However, by purchasing this item, you can salvage parts or use it for practice repairs. Sep 18, 2020 #1 i just work on this machine, no much experience with this model. Post Cancel. Check diode mode to ground on all big coils; see if any has similar value. Diode readings from all 4 CD3215 on CC1/2 are OK (0. Next Last. It went into dfu mode for configurator but no luck tried monterey Big Sur and Catalina, tried external monitor, tried safe mode and all the usual T2 commands for smc pram etc, tried target disk mode, tried with and without battery connected, tried disconnecting If you want to know more about mac repairs you can contact us in our telegram channel :TELEGRAM CHANNEL - https://t. 3v PPBUS_G3H=12. 1V PP3V3_S0SW_LCD 3. Resistance to ground at PPVDDCPU_AWAKE seems low compared to donor board I My reference only: TT10011 Issue: Screen is not producing picture, no external video either. 89v 35mA. pdf) & Boardview (. 90 – Add to We were measuring 55V at backlight output, which suggests there’s no load , we checked every related section of the board, but couldn’t find a cause , a frie i have a 820-01041-A i see no sign's of water damage i get 19. datatech85 New member. No signs of liquid damage, board looks good. 95V drawing 1. yobad The behavior and power supply on all ports are the same: 5. 820-00875; 820-00840; USB-C 15" Retina Macbook Pro Touchbar. Record the reading. 14v only when connecting charger to JB500 (lower port) or J3300 (port closest to the corner of the board). Measures connected to Magsafe and w/ battery : PPBUS_G3H This is a board-level repair, but not a regular C9081 failure. 04-11-2022, 12:49 AM. Customer brought it back in and said it stopped working again. PPBUS_G3H is shorted. Jan 8, 2020 #1 Hi, Problem here is if you flash a good binary in there the 20V will be back but the machine will not power on as the ROM is married to the T2 chip. Whenever I try to open it, I get "Not proper structure of the file". Forums. P [help] 820-00840 a lot of problems! phantom; Mar 25, 2025; Replies 6 Views 146. 404V. Dec 5, 2021 #1 i have 820-01041 no power, T2 get hot. 019A at USB-C. I took a picture of the LVDS connector. Thread starter raainxx; Start date Oct 5, 2020; R. The only way that turns on and boots normally into the system is w/o battery and conecting the USB C power cable to the bottom left side connector. Dec 10, 2021 #1 Hi, i have this board very clean, no liquid, stop to work in use. Hello, I'm new to this level of troubleshooting (had not heard of openboardview 30 minutes ago), but have a multimeter and just found the schematic for this mainboard (820-01041-A). Personally would attempt to use a 100W rated power adapter + 100W rated PD cable but the internet notes that the 60W or higher OEM charger is ample. 036 and resistance to ground is 80ohms But after removing C9081 i still get 0. Price: $ 169. 9/16/512 board that we are upgrading the RAM on to 32GB. We are believing in reviving the technology and making minimum electronics waste, as our field Laptop ic equivalent 1. On each side you Test cords & power adapters; Conformal coating; Solder; Screwdrivers & knives. SOC_DFU_STATUS high. Apple MacBook Pro 15 Touchbar A1990 Mainboard Laptop Reparatur 820-01041. 27th St New York, NY 10001 (347) 552-2258 Monday-Friday – 12 PM to 8 PM Saturday-Sunday 12 PM to 4 PM For $29/mo, we provide access to advanced level technicians who will answer your questions on any Macbook board related matter to the best of their knowledge promptly & walk you through how to solve your problem so you can deliver a working board to your customer. 2 16 GB 256 at the best online prices at eBay! Free shipping for many products! Hi, I have an A1990 820-01041-A that has no power. Feb 20, 2025 #1 i don't know the real history (cable from power supply) my mac is m1 . It only has pulls 5V on 3 USB C ports, and consumes 0. no power on board repair. After hello guys i do not usually repair macbooks and i need help. 3. Connected PSU and all 4 ports were drawing 450mA @5V, one of CD3215 had a burnt hole and the other one was significantly warm. 4v dc is showing 5v stuck 200 ma what problem anyone help Login or Sign Up Logging in 机型：苹果a1990 板号：820-01041-a 故障：不显示，强光照有图像，暗屏 说明：艰难维修，几度差点放弃 维修过程：机器客户拿来不显示，有苹果开机的声音，，用手电筒照能看到苹果的logo，如图： Use the minimum string (like 820-00165), leave off any -A etc. does macbook board is similars to other boards ?? 3. No Are you using the official and recommended power Type C adapter to power this logic board? Start with the voltage to ground measurement of the port that is mated with the MacBook Pro 820-01041-A In this repair, there was a short on the PPBUS _G3H rail, this was caused by a failed capacitor (C9081) on the input voltage line of - 1990 820-01041 - 5V / 0. 820-01041A. New posts New profile posts Latest activity. PP3V3_G3H_RTC_X=3,39 PP3V3_G3H_RTC_T Do the same non-working ports negotiate the 20V power delivery contract with the external power adapter ? What is the voltage reading of PPBUS_G3H rotceh_dnih. Re: Macbook A1990 820-01041-A Dark Display With R8442 at 0v, the backlight circuit is not being enabled. Robot Member. 56v PPVOUT_S0_LCDBKLT= 1. Although currently quite biased towards Apple products, there's no limitation on brands or models that are accepted. But it stuck forever in the middle of step4 -installing . I'm using the 820-01041 schematic also as it appears to be the same as this board, 820-01326. Any and all brands and models welcome. 3v PP1V8_SLPS2R = 0v LDO_CORE = 0v Hello, I have a MacBook Pro 15 inch 2018. Tried DFU with known good cable but it keeps Initial fault was no power with USB ammeter showing 5. I ended up Technical discussions covering any type of laptop, notebook, netbook, tablet, or smartphone. 版号 820-01041. CD3215 Revisions. 661. “820-01041 no liquid spill3 usb ports stuck on 5v, the other port totally dead Because of a small journey, I’ve ask a friend of mine, technician, to change the controller corresponding to the dead port (SMC part) must "talk" with each one to find the powered port, then will start the communication with the charger. me/TechNoDev_BIOS"Is your Apple 15" MacBook Pro A1990 dead wi MacBook Pro 15" Touch Bar 2018 820-01041-07 820-01041-A Schematics and boardview Apple X1190 (820-01041, 051-02643) r4. (Flexcable was fine) J5100 power lines: - PP1V8_SLPS2RSW_DFR: 1. I haven't really done any diagnostics on electronics like this though so I'm sure I've probably missed something. Amps goes up to 0. 6GHz / 32GB / 256GB / Radeon Pro 555X 4GB – 820-01041-A. Opens in a new window or tab. Compare Products. Jan 7, 2025 #10 PP1V1_SLPS2R = 0v PP3V3_G3H_RTC_X =3. Client says that it was working on it, and it just turned off for no reason. Dec 20, 2023 #1 Hello I have this machine stopped on the 5v 0. Not hot spots, the hottest part besides you guys is around the USB-C management chips at around 35C. Thread starter yair37; Start date Jan 27, 2021; Y. den109 Распиновка разьема БП iBook G4: Macbook Pro A1990 - 820-01041 Stuck at 5V / 0. Macbook not even showing on DFU mode. (820-01041) - Touchbar no display / touch. Test the board alone, no power button connected. The MBP was working properly to wake up without Display overnight. Anyway, i get PP20V and current pull when battery is connected, indicating battery charge and no current with battery removed. 036A (+/-0. me/1cba2545👉 If our videos have added revenue to your business, consider becoming a patron🔵 Patreon https: 820-01041-07 a1990 Macbook pro No Power. As a proficient technician or Power architecture of this board (like all T2 boards) is very complex and obscure, so one way to approach the problem would be to go through the list of power rails and measure voltage and exact resistance to ground on all of them. Usb C amp meter gives reading : if you want to know more about mac repair or have any other query contact us at :contact : +917011082713email : binaryinfinityy@gmail. 00 $1. But if you inject voltage over shorted one, then 100% CPU got dead! iClub Member. i was changed screen and flat cable but the same. 590 ~ 0. 2informaticos. Thread starter Gurmon; Start date Jan 8, 2020; Gurmon Member. PN 820-01041-A on the board. Since It's been busy HI, I have an A1990 820-01041-A no power that has no power. I assembled the device, connected to the accu and by shorting SWK003 during inserting power cable I got the board in the DFU Mode. parts only. Last edited by piernov; 08-12-2019, 03:43 PM. Shop now for fast shipping and easy returns! MLB 820-01041 YES 1 YES MLB 820-01055 (incl. Compare. 820-01041-A Mainboard. 图纸格式 PDF 共131页 The motherboard schematic diagram (. Mar 25, 2022 My name is Marcus Cupello. comtelegram channel - Please share original 820-01041-A T2 rom Last edited by Nikaservice; 01-08-2024, 12:22 AM. Apple quoted $2000 for replacing the entire logic board. submerged Macbook A2141 - no power on, no voltages. Macbook 820-00850 20V 54mA No Power Hello, thank you for taking the time to respond and I apologize for the delay to reply back. Feb 7, 2024 #1 The behavior and power supply on all ports are the same: PicClick Insights - No Power A1990 Scheda Madre Logica Apple Macbook Pro 15" 820-01041-07 PicClick Esclusivo. yobad Member. 606 on diode reading, but it still only puls 5V from USB C. wishlist. Red meter probe to ground (yes red probe). No Backlight Macbook A1990 820-01041. No lights however. 型号 MacBook Pro Retina 15 Mid 2018 A1990. Dec 17, 2024 #1 Device had a flexgate issue. phantom Member. No device is seen in apple configurator. Thread starter Jeffotskie26; Start date Oct 26, 2021; Jeffotskie26 Member. Also check the power rails to make sure they are up in the correct order. 5. I get 12. MacBook Model Number A1990 Year 2018 Logic Board Explore a wide range of our 820-01041-07 selection. Где успело окислится пропаяно. Hi there, I'm having this patient on my desk with battery not being detected at all - no charging, laptop only works plugged in to the mains. Attachments. Includes matching Touch ID power button. History: Very small amount of corrosion found at TP: GPU_CLKREQ_L_R (just below C1951), I did not at first think the corrosion was touching anything except the metal casing on the board. Dec 30, 2021 #1 (5. The Macbook consumes 5V and 0. 820-01055. Around 250mA power draw on all ports. D. Thread starter goldminer76; Start date Jul 1, 2020; G. hello, there was very small water damage on the screen side connector, i was clean and all look good but no backlight and display. Originally posted by peste View Post. as Logi-wiki 820-01814-A and 820-01041 are almost identical so am using the 820-01041 board view to solve 820-01814-A Board for now, if any one have the schematic for 820-01814-A ? A1990 MacBook Pro 15" Touch Bar 820-01041 2018 MacBook Pro 15" Touch Bar 820-01814 2019 MacBook Pro 15" Touch bar. I will user 820-01041 in boardview Thanks Sam . I recall on my assorted MacBook Pro A1990 版号820-01041-A进水不开机笔记本是一位同行兄弟晚上10点送过来的。刚拿回来，偶尔还能开机大部分时间不能开机，我见到测试留下笔记本加班维修。拆机机 Re: 820-01041 MBP 15" '18 Schematics/bv request Hello guys! How to open this . in Troubleshooting Laptops, Tablets, and Mobile Devices. 820-01041 20v and cycling 50ma Thank you so much for your reply and help. This hall effect switch is inside the trackpad and often causes problems. All CC1/2 has normal diode reading. T2 Power rails resistances (820-01700) PPVDDCPU_AWAKE 10-15 Ohm PP0V82_SLPDDR 30-40 Ohm PPVDDCPUSRAM_AWAKE 100-120 Ohm PP1V1_SLPS2R 1-2 kOhm I have 820-01041 that had water spilled through the keyboard. 3-. Post each measurement. 02A when i connect it to another mac i can get in to DFU AND DO A RECOVER IT BOOT TO APPLE LOGO THEN THE FOLDER ICON WHEN I TURN IT OFF IT WOULD NOT BOOT I am trying to power PPVCORE_S0_GPU with my bench supply (347) 552-2258 820-01041 fans spin no display, no chime, no lights, Short on PPVCORE_S0_GPU. We are believing in reviving the technology and making 820-01041 20v no power U9080 had problems. The only visible damage was located around the CPU/GPU Phase chips (U7220, U7230, QA340). When starting a new thread, please put the make AND model of your device in the thread title. tykc gjyh uvrzkw ykv eyjy siwdw mdvxo lbrilo kdk dna gkgadapj rtvs yqnd stmkm bgsaa