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21:43, 7 November 2023 ASRepairs talk contribs moved page Base Voltage Rails For GPUs to Base Voltage Rails For GPUs Explained
21:42, 7 November 2023 ASRepairs talk contribs created page File:Turing voltage rails.jpg
21:42, 7 November 2023 ASRepairs talk contribs uploaded File:Turing voltage rails.jpg
20:32, 7 November 2023 ASRepairs talk contribs created page Template:Clickable button (Created page with "<span class="mw-ui-button {{#switch: {{{color|white}}} | red = mw-ui-destructive | green = mw-ui-constructive | white = | blue = mw-ui-progressive}}">{{{1|Button text}}}</span> <noinclude>  </noinclude>")
20:27, 7 November 2023 ASRepairs talk contribs created page AMD Polaris GPU Diagnosing Guide (Created page with "'''''This guide is applicable to most Polaris cards ranging from the 460 to the 590 series. While some vendors may produce different PCBs or utilize distinct components, the general operational principles for these cards are typically consistent unless otherwise specified. This guide uses a reference RX 480 as an example.''''' {{Explanatory Guide}} Have any questions or need assistance with a specific GPU problem? Feel free to post on [https://www.reddit.com/r/GPURepair...") Tag: Visual edit
20:25, 7 November 2023 ASRepairs talk contribs created page File:PERSTb schematic view.jpg
20:25, 7 November 2023 ASRepairs talk contribs uploaded File:PERSTb schematic view.jpg
20:24, 7 November 2023 ASRepairs talk contribs created page BIOS Problems on Polaris 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
20:24, 7 November 2023 ASRepairs talk contribs created page File:Polaris bios schematic.jpg
20:24, 7 November 2023 ASRepairs talk contribs uploaded File:Polaris bios schematic.jpg
20:23, 7 November 2023 ASRepairs talk contribs created page File:Polaris bios on board.jpg
20:23, 7 November 2023 ASRepairs talk contribs uploaded File:Polaris bios on board.jpg
20:16, 7 November 2023 ASRepairs talk contribs created page AMD GPU Memory Testing Guide (Created page with "So, your card has all voltages and you have verified that the bios circuit is working as it should but you still have no output from the card. Or there is output but you have artifacts, crashing under load, abnormal behavior etc. Well, you probably have a faulty memory chip and you're at the right place. -This guide works on AMD cards that do not use HBM memory (i.e. Vega cards or R9 fury cards) since the HBM memory on those is on the same package as the core which make...") Tag: Visual edit
20:15, 7 November 2023 ASRepairs talk contribs created page File:Polaris artifact labeling.jpg
20:15, 7 November 2023 ASRepairs talk contribs uploaded File:Polaris artifact labeling.jpg
20:15, 7 November 2023 ASRepairs talk contribs created page File:Polaris memory labeling.jpg
20:15, 7 November 2023 ASRepairs talk contribs uploaded File:Polaris memory labeling.jpg
20:12, 7 November 2023 ASRepairs talk contribs created page VCore Rail on Polaris GPUs Explained (Created page with "Here you'll find information about Vcore on Polaris GPUs and its potential problems. {{Explanatory Guide}} ==The Controller Circuit== Depending on the card, VCore is controlled by either [https://www.infineon.com/dgdl/pb-ir3567b.pdf?fileId=5546d462533600a4015356803a7228ef IR3567B] (does not have full datasheet available but [https://www.infineon.com/dgdl/Infineon-IR35201MTRPBF-DS-v01_00-EN.pdf?fileId=5546d462576f347501579c95d19772b5 this one] is close enough), [https://...") Tag: Visual edit
20:11, 7 November 2023 ASRepairs talk contribs created page File:Polaris vcore enable.jpg
20:11, 7 November 2023 ASRepairs talk contribs uploaded File:Polaris vcore enable.jpg
20:11, 7 November 2023 ASRepairs talk contribs created page File:Polaris vcore schematic.jpg
20:11, 7 November 2023 ASRepairs talk contribs uploaded File:Polaris vcore schematic.jpg
20:11, 7 November 2023 ASRepairs talk contribs created page File:Polaris vcore board.jpg
20:11, 7 November 2023 ASRepairs talk contribs uploaded File:Polaris vcore board.jpg
20:09, 7 November 2023 ASRepairs talk contribs created page VDDCI Rail on Polaris GPUs Explained (Created page with "On this page you'll find information about VDDCI voltage rail on Polaris GPUs. How it works, what it is used for, and common issues with it. {{Explanatory Guide}} ==The Controller Circuit== The creation of the VDDCI voltage rail depends on the VCore PWM controller used. In some instances, VDDCI is generated by the same VCore controller, such as the [https://media.digikey.com/pdf/Data%20Sheets/ON%20Semiconductor%20PDFs/NCP81022.pdf NCP81022] or [https://pdf1.alldatasheet....") Tag: Visual edit
20:05, 7 November 2023 ASRepairs talk contribs created page File:Polaris vddci en.jpg
20:05, 7 November 2023 ASRepairs talk contribs uploaded File:Polaris vddci en.jpg
20:05, 7 November 2023 ASRepairs talk contribs created page File:Polaris VDDCI schematic.jpg
20:05, 7 November 2023 ASRepairs talk contribs uploaded File:Polaris VDDCI schematic.jpg
20:05, 7 November 2023 ASRepairs talk contribs created page File:Polaris vddci board location.jpg
20:05, 7 November 2023 ASRepairs talk contribs uploaded File:Polaris vddci board location.jpg
19:41, 7 November 2023 ASRepairs talk contribs created page VMem Rail on Polaris GPUs Explained (Created page with "'''''In this page, we'll delve into the VMem Rail on Polaris series graphics cards, exploring how it operates, its usage, and common problems.''''' {{Explanatory Guide}} ==The Controller Circuit== VMem refers to the voltage supplied to the memory chips on the graphics card. The controller for VMem is often the [http://www.gstekic.com/pdf/GS7256.pdf GS7256]. In some cases, the [https://pdf1.alldatasheet.pl/datasheet-pdf/view/1113871/UPI/UP1666Q.html UP1666Q] is used (foun...") Tag: Visual edit
19:39, 7 November 2023 ASRepairs talk contribs created page File:Polaris vmem en.jpg
19:39, 7 November 2023 ASRepairs talk contribs uploaded File:Polaris vmem en.jpg
19:38, 7 November 2023 ASRepairs talk contribs created page File:Polaris vmem schematic.jpg
19:38, 7 November 2023 ASRepairs talk contribs uploaded File:Polaris vmem schematic.jpg
19:38, 7 November 2023 ASRepairs talk contribs created page File:Polaris vmem board.jpg
19:38, 7 November 2023 ASRepairs talk contribs uploaded File:Polaris vmem board.jpg
19:35, 7 November 2023 ASRepairs talk contribs created page Display Rail on Polaris GPUs Explained (Created page with "'''''In this section, we will discuss the Display Rail on Polaris GPUs, including its controller circuit, usage, and common issues.''''' {{Explanatory Guide}} ==The Controller Circuit== Often referred to as the 0.8V rail, the Display Rail is typically controlled by either the [https://datasheet.lcsc.com/szlcsc/2005191033_GSTEK-Green-Solution-Technology-GS9238-ATQ-R_C532950.pdf GS9238] or the [https://www.icware.ru/pdf/0004112.pdf APW8713] step-down voltage converters. Th...") Tag: Visual edit
19:31, 7 November 2023 ASRepairs talk contribs created page File:Polaris 0.8v usage.jpg
19:31, 7 November 2023 ASRepairs talk contribs uploaded File:Polaris 0.8v usage.jpg
19:31, 7 November 2023 ASRepairs talk contribs created page File:Polaris 0.8v en schematic.jpg
19:31, 7 November 2023 ASRepairs talk contribs uploaded File:Polaris 0.8v en schematic.jpg
19:30, 7 November 2023 ASRepairs talk contribs created page File:Polaris 0.8v schematic.jpg
19:30, 7 November 2023 ASRepairs talk contribs uploaded File:Polaris 0.8v schematic.jpg
19:30, 7 November 2023 ASRepairs talk contribs created page File:Polaris 0.8v board.jpg
19:30, 7 November 2023 ASRepairs talk contribs uploaded File:Polaris 0.8v board.jpg
19:27, 7 November 2023 ASRepairs talk contribs created page 1.8V Rail on Polaris GPUs Explained (Created page with "''''''In this guide, we will explore the 1.8V rail on Polaris cards, how it's created, its usage, and common problems associated with it.''''' {{Explanatory Guide}} ==The Controller Circuit== Polaris cards typically use a [https://cal.equipment/doc/_Datasheets/_DC_DC/gs7103.pdf GS7103-A] or a similar Low Drop Out (LDO) regulator to control the 1.8V rail. The output voltage is adjusted through the FB pin using a voltage divider (please refer to the datasheet or Figure 2)...") Tag: Visual edit
19:24, 7 November 2023 ASRepairs talk contribs created page File:1.8v enable polaris.jpg
19:24, 7 November 2023 ASRepairs talk contribs uploaded File:1.8v enable polaris.jpg