Lenovo ThinkPad W541 W540 Wistron LKM-1 WS 12291-2 Schematic & Boardview
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This specification for the Lenovo ThinkPad W540 Mobile workstation can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the W540 boardview and W540 schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you can request additional help from our users directly on the relevant badcaps forum. Please note that we offer no warranties that any specification, datasheet, or download for Lenovo...09-06-2024, 05:27 AM
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This specification for the Lenovo ThinkPad W540 Mobile workstation can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the W540 boardview and W540 schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you can request additional help from our users directly on the relevant badcaps forum. Please note that we offer no warranties that any specification, datasheet, or download for Lenovo...09-06-2024, 05:27 AM
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I ask the Lenovo ThinkPad W540 WISTRON LKM-1 WS 12291-2 scheme. Or help in the extraction of the burnt component under the number U47.... -
Hi,
I kindly ask for help with Thinkpad BIOS/ME repair.
Thinkpad W541 board bought from Aliexpress, so I have no service tag nor S/N. It is 1GB version Q1 (K1100 nVidia GPU). BIOS 2.23, EC 1.13, ME 9.1.32.1002.
It worked fine until I tried to remove whitelist.
Steps taken:
- battery out, CMOS coin cell out, laptop disassembled; I kept LAN/USB subboard connected
- i took SPI programmer (CH341A with 3.3V mod) and SOIC clip and did a full backup of all SPI flash chips (SPI1 and SPI2 - BIOS, EC, ME, GbE; SPI3 - video BIOS; SPI4 - Thunderbolt fw) for several... -
Hello
Schematic and BV for HP 11th board Wistron SLINKY 203032.
Have a nice day!...03-26-2025, 01:23 AM