Figuring out a Key Matrix (Scan Matrix)

Knowing how to figure out a key matrix is a simple and essential skill to those who salvage lost equipment for spare parts. I've written a guide over at Instructables to explain the technique I use to reverse a key matrix cable ribbon so I can re-purpose the keys for other projects.

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Lenovo ThinkPad X61 Tablet Service Manual

How to take apart the Lenovo ThinkPad X61 tablet.

ThinkPad X61 Disassembly/Teardown video walkthrough.

Video guide for X61 (and other similar thinkpads) motherboard, screen, Wifi card, keyboard, memory, harddrive replacements.

Samsung TV Repair

This TV had a failed timing control board (T-Con board) and needed a replacement. A replacement board (AUO T460HW02) was bought on eBay for $40 USD.

Symptoms:

- Bright white screen (screen starts up normally, slowly fades to white)

- Picture looses color

- Looks "inverted"

Samsung SyncMaster Monitor Repair

How to service a Samsung Monitor.

This is a fix for the common blinking/flicker problem for Samsung SyncMaster (206, 223, 226 BW) monitors.