User contributions for ASRepairs

13:0313:03, 8 November 2023 diff hist +1,142‎ N MacBook Pro A1502 Slow with fans running at high speed repair ‎ Created page with "{{stub}} {{Repair Guide |Device= |Affects parts= |Needs equipment= |Type= |Difficulty= }} ==Problem description== The machine running exceptionally slow with the fans spinning fast denotes a sensor issue. When a sensor is off, and it thinks the voltage/current is too high/low somewhere, or that the temperature is too high/low somewhere, it will clock the machine down and cause the fan to run at max speed. You have to use a tool that reads sensors like hwsensors, or boot..." Tag: Visual edit
13:0113:01, 8 November 2023 diff hist +108‎ MacBook Pro A1502 No image repair ‎No edit summary
13:0113:01, 8 November 2023 diff hist +1,062‎ N MacBook Pro A1502 No image repair ‎ Created page with "{{stub}} {{Repair Guide |Device= |Affects parts= |Needs equipment= |Type= |Difficulty= }} ==Problem description== When the MacBook does turn on but there is no image on the LCD. Backlight may be present but the screen is black thumb|Example image (Figure 1) -- No image yet. Help expand this page by uploading it! ==Symptoms== * No image on LCD ==Solution== This problem has multiple causes: * Bad screen cable * Screen cable needs reseatin..." Tag: Visual edit
13:0013:00, 8 November 2023 diff hist +108‎ MacBook Pro A1502 2015-2016 No backlight repair ‎No edit summary current
13:0013:00, 8 November 2023 diff hist +2,688‎ N MacBook Pro A1502 2015-2016 No backlight repair ‎ Created page with "{{stub}} {{Repair Guide |Device= |Affects parts= |Needs equipment= |Type= |Difficulty= }} ==Problem description== Identifying and solving backlight issues on the A1592 MacBook. A MacBook Pro with no backlight on the display is experiencing an issue where the screen remains dark even though the computer is powered on and operational. This means that while the computer itself may be functioning, the display is not emitting any light, making it extremely difficult or imposs..." Tag: Visual edit
12:5812:58, 8 November 2023 diff hist +108‎ MacBook Pro A1502 Battery not recognized repair ‎No edit summary
12:5812:58, 8 November 2023 diff hist +813‎ N MacBook Pro A1502 Battery not recognized repair ‎ Created page with "{{stub}} {{Repair Guide |Device= |Affects parts= |Needs equipment= |Type= |Difficulty= }} ==Problem description== Problem with MacBook Pro A1502 2015-2016 that is not recognizing the battery. thumb|Example image (Figure 1) -- No image yet. Help expand this page by uploading it! ==Symptoms== *MacBook not recognizing the battery ==Solution== First, '''try a known good battery.''' If it doesn't work, check PPBUS_G3H. If it is 12.23 V, the S..." Tag: Visual edit
12:5712:57, 8 November 2023 diff hist +90‎ MacBook Pro A1502 No green light on charger repair ‎No edit summary
12:5712:57, 8 November 2023 diff hist +971‎ N MacBook Pro A1502 No green light on charger repair ‎ Created page with "{{stub}} {{Repair Guide |Device= |Affects parts= |Needs equipment= |Type= |Difficulty= }} ==Problem description== <nowiki>#</nowiki>incomplete thumb|Example image (Figure 1) -- No image yet. Help expand this page by uploading it! ==Symptoms== *Green light on charger not turning on ==Solution== This problem has multiple causes: * ADAPTER_SENSE not 3 V due to bad DC in board. 16–20 V on ADAPTER_SENSE means charger voltage is leaking into..." Tag: Visual edit
12:5512:55, 8 November 2023 diff hist +79‎ MacBook Pro A1502 2015-2016 Not turning on (only 120 mA current draw) repair ‎No edit summary current
12:5512:55, 8 November 2023 diff hist +605‎ N MacBook Pro A1502 2015-2016 Not turning on (only 120 mA current draw) repair ‎ Created page with "{{stub}} {{Repair Guide |Device= |Affects parts= |Needs equipment= |Type= |Difficulty= }} ==Problem description== <nowiki>#</nowiki>incomplete thumb|Example image (Figure 1) -- No image yet. Help expand this page by uploading it! ==Symptoms== *Not turning on. *Pulling 120 mA from the charge port. ==Solution== Cause: * Spillage * Corrosion on keyboard backlight connector * Short to ground via keyboard backlight connector '''[https://www...." Tag: Visual edit
12:5312:53, 8 November 2023 diff hist +90‎ MacBook Pro A1502 2015-2016 Not turning on (only 20 mA current draw) repair ‎No edit summary current
12:5312:53, 8 November 2023 diff hist +469‎ N MacBook Pro A1502 2015-2016 Not turning on (only 20 mA current draw) repair ‎ Created page with "{{stub}} {{Repair Guide |Device= |Affects parts= |Needs equipment= |Type= |Difficulty= }} ==Problem description== <nowiki>#</nowiki>incomplete thumb|Example image (Figure 1) -- No image yet. Help expand this page by uploading it! ==Symptoms== *Not turning on. *Pulling only 20 mA from the charge port. ==Solution== With 1.1 V on PPBUS_G3H: check connection between R7186 and U7100. Also check between R7186 and its adjacent probe point." Tag: Visual edit
12:5212:52, 8 November 2023 diff hist +64‎ MacBook Pro A1502 Not turning on (power cycling 20–60 mA) repair ‎No edit summary
12:5212:52, 8 November 2023 diff hist +574‎ N MacBook Pro A1502 Not turning on (power cycling 20–60 mA) repair ‎ Created page with "{{stub}} {{Repair Guide |Device= |Affects parts= |Needs equipment= |Type= |Difficulty= }} ==Problem description== <nowiki>#</nowiki>incomplete thumb|Example image (Figure 1) -- No image yet. Help expand this page by uploading it! ==Symptoms== *Not turning on. *Cycling between 20 to 60 mA current draw from the power supply. ==Solution== PP5V_S0 shorted to ground via bad C6412 or C6432 capacitor, also PP5V_S3 will read shorted as it is conn..." Tag: Visual edit
12:5012:50, 8 November 2023 diff hist +90‎ MacBook Pro A1502 Not turning on (24–25 mA current draw) repair ‎No edit summary
12:5012:50, 8 November 2023 diff hist +738‎ N MacBook Pro A1502 Not turning on (24–25 mA current draw) repair ‎ Created page with "{{stub}} {{Repair Guide |Device= |Affects parts= |Needs equipment= |Type= |Difficulty= }} ==Problem description== <nowiki>#</nowiki>incomplete thumb|Example image (Figure 1) -- No image yet. Help expand this page by uploading it! ==Symptoms== *Not turning on. *Pulling only 24–25 mA from the charge port. ==Solution== * PM_SLP_S4_L missing for random reason, thoroughly inspect clock chip, tiny specks of corrosion next to it can kill it...." Tag: Visual edit
12:4712:47, 8 November 2023 diff hist +100‎ MacBook Pro A1502 2015-2016 Not turning on (low PPBUS G3H voltage) repair ‎No edit summary current
12:4612:46, 8 November 2023 diff hist +793‎ N MacBook Pro A1502 2015-2016 Not turning on (low PPBUS G3H voltage) repair ‎ Created page with "{{stub}} {{Repair Guide |Device= |Affects parts= |Needs equipment= |Type= |Difficulty= }} ==Problem description== Power Failure with Low PPBUS_G3H Voltage (1.7-4V) Instead of Expected 12.56V; Potential Liquid Damage. thumb|Example image (Figure 1) -- No image yet. Help expand this page by uploading it! ==Symptoms== *Not turning on. *Low PPBUS_G3H voltage *possible corrosion/liquid damage ==Solution== In the event of liquid damage, recomm..." Tag: Visual edit
12:4212:42, 8 November 2023 diff hist +85‎ MacBook Pro A1502 2015-2016 Trackpad and keyboard not working repair ‎No edit summary current
12:4112:41, 8 November 2023 diff hist +913‎ N MacBook Pro A1502 2015-2016 Trackpad and keyboard not working repair ‎ Created page with "{{stub}} {{Repair Guide |Device= |Affects parts= |Needs equipment= |Type= |Difficulty= }} ==Problem description== Frequent Trackpad Cable Failures Causing Keyboard and Trackpad Dysfunction in 820-4924 Board on MacBook Pro A1502 2015-2016 thumb|Example image (Figure 1) -- No image yet. Help expand this page by uploading it! ==Symptoms== *Keyboard not working. *Trackpad not working. ==Solution== Bad trackpad cable. This dies all the time...." Tag: Visual edit

22:2222:22, 7 November 2023 diff hist +80‎ GTX 1070 Random freezing/crashing fix, power hot plug detection fault ‎No edit summary
22:2122:21, 7 November 2023 diff hist +2,891‎ N GTX 1070 Random freezing/crashing fix, power hot plug detection fault ‎ Created page with "{{Repair Guide |Device= |Affects parts= |Needs equipment= |Type= |Difficulty= }} ==Problem description== This guide addresses a particular freezing issue related to GTX 1070s. It is important to note that this guide is not a universal solution for all freezing problems that you may encounter, but rather specifically addresses one of them related to PCIE external 8 pin hot plug detection. It is worth bearing in mind that freezing can have various underlying causes not jus..." Tag: Visual edit
22:2122:21, 7 November 2023 diff hist +8‎ N File:1070 q33.png ‎No edit summary current
22:2122:21, 7 November 2023 diff hist +17‎ N File:1070 q33 location.png ‎No edit summary current
22:2122:21, 7 November 2023 diff hist +22‎ N File:1070 hotplug schematic.png ‎No edit summary current
22:2022:20, 7 November 2023 diff hist +35‎ N File:Gtx 1070 hot plug detection circuit.png ‎No edit summary current
22:1822:18, 7 November 2023 diff hist +107‎ Nvidia Turing (RTX 2000) GPU Diagnosing Guide ‎No edit summary
22:1822:18, 7 November 2023 diff hist +8,804‎ N Nvidia Turing (RTX 2000) GPU Diagnosing Guide ‎ Created page with "'''''This guide is relevant for most Turing-based cards ranging from 2060 to the 2080Ti. While some vendors might utilize distinct PCBs or components, the fundamental operational principles remain consistent unless explicitly stated otherwise. This guide uses a reference RTX 2080 as an example.''''' {{Explanatory Guide}} ''Have any questions? Need help with a specific GPU problem? Post to [https://www.reddit.com/r/GPURepair /r/GPURepair]!'' ==The Card Layout== File:Tur..." Tag: Visual edit
22:1722:17, 7 November 2023 diff hist +32‎ N File:2080 crystal oscillator location.jpg ‎No edit summary current
22:1722:17, 7 November 2023 diff hist +21‎ N File:2080 straps schematic.jpg ‎No edit summary current
22:1722:17, 7 November 2023 diff hist +29‎ N File:2080 straps location on board.jpg ‎No edit summary current
22:1622:16, 7 November 2023 diff hist +113‎ BIOS Problems on Turing GPUs Repair ‎No edit summary current
22:1622:16, 7 November 2023 diff hist +2,670‎ N BIOS Problems on Turing GPUs Repair ‎ Created page with "{{Repair Guide |Device= |Affects parts= |Needs equipment= |Type= |Difficulty= }} ==Problem description== If all hardware components on the card are verified to be in good condition and all required voltages are present, but the computer fails to detect the card, it often indicates a BIOS-related issue. The BIOS circuit operates as follows: During the initialization process, the GPU core pulls pin 1 (CS) low, which activates the BIOS chip. Subsequently, it reads the info..." Tag: Visual edit
22:1622:16, 7 November 2023 diff hist +19‎ N File:2080 bios schematic.png ‎No edit summary current
22:1522:15, 7 November 2023 diff hist +9‎ N File:2080 bios.png ‎No edit summary current
22:1022:10, 7 November 2023 diff hist +87‎ PEX Rail on Turing GPUs Explained ‎No edit summary current
22:0922:09, 7 November 2023 diff hist +2,781‎ N PEX Rail on Turing GPUs Explained ‎ Created page with "PEX minor voltage rail (PEX VDD) on Turing series of GPUs explained from a repair perspective. {{Explanatory Guide}} ==The Controller Circuit== thumb|PEX rail circuit location on an RTX 2080 Reference. (Figure 1) thumb|Schematic view of the PEX rail with GS9216. (Figure 2) thumb|Schematic view of the PEX rail with NB617. (Figure 3) File:2080 pex en.png|thumb|Schemat..." Tag: Visual edit
22:0922:09, 7 November 2023 diff hist +11‎ N File:2080 pex en.png ‎No edit summary current
22:0922:09, 7 November 2023 diff hist +21‎ N File:2080 pex mp schematic.png ‎No edit summary current
22:0922:09, 7 November 2023 diff hist +25‎ N File:2080 pex GS9216 schematic.png ‎No edit summary current
22:0822:08, 7 November 2023 diff hist +17‎ N File:2080 pex on board.png ‎No edit summary current
22:0522:05, 7 November 2023 diff hist +2,603‎ N VMem Rail on Turing GPUs Explained ‎ Created page with "VMemory voltage rail (FBVDD) on Turing GPUs explained. {{Explanatory Guide}} ==The controller circuit== thumb|Vmem controller circuit on the RTX 2080 Reference. (Figure 1) thumb|UP9512P pinout and circuit on RTX 2080. (Figure 2) thumb|Vmem controller circuit for UP1666q on RTX 2080. (Figure 3) File:2080 up9512S pinout.jpg|thumb|Pinout for UP9512S. (Figure 4..." current Tag: Visual edit
22:0522:05, 7 November 2023 diff hist +12‎ N File:2080 vmem en.jpg ‎No edit summary current
22:0422:04, 7 November 2023 diff hist +18‎ N File:2080 up9529 pinout.jpg ‎No edit summary current
22:0422:04, 7 November 2023 diff hist +19‎ N File:2080 up9512S pinout.jpg ‎No edit summary current
22:0422:04, 7 November 2023 diff hist +20‎ N File:2080 up1666q circuit.jpg ‎No edit summary current
22:0322:03, 7 November 2023 diff hist +26‎ N File:2080 vmem up9512 schematic.png ‎No edit summary current
22:0322:03, 7 November 2023 diff hist +26‎ N File:2080 vmem circuit on board.jpg ‎No edit summary current
22:0122:01, 7 November 2023 diff hist +87‎ VCore Rail on Turing GPUs Explained ‎No edit summary current

8 November 2023

7 November 2023