LCD replacement for TRS-80 PC-1 and Sharp PC-1211 pocket computers
Designed by The Half-Baked Maker in United States of America
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I batch orders approximately once a week. Packages normally go out on Monday mornings, unless it's a US Post Office holiday in which case the next business day.
What is it? This is a pin-for-pin compatible nearly exact replacement for the LCD module in the Radio Shack TRS-80 PC-1 (catalog number 26-3501) or Sharp PC-1211 pocket computer released in 1980. Why…
Read More…This is a pin-for-pin compatible nearly exact replacement for the LCD module in the Radio Shack TRS-80 PC-1 (catalog number 26-3501) or Sharp PC-1211 pocket computer released in 1980.
Many PC-1 and PC-1211 pocket computers suffer from LCD degradation to the point where they are no longer useful. Apparently the seal around the LCD was of poor quality, and over the years moisture gets in and ruins the liquid crystal. The result is a display ranging from a few splotches to complete failure.
I decided that it was important to bring all these dead PC-1 and PC-1211 computers back to life by reverse-engineering the LCD and remanufacturing them.
These LCDs were custom manufactured by Sharp for the PC-1211. Radio Shack had a rebranding agreement with Sharp, and named the computer the TRS-80 PC-1. Replacement LCDs were never available, and finding a working LCD is problematic, given the systematic failure of the seal.
I tried as much as possible to make the fonts and positions used for the indicators as identical to the original as possible. The color of the glass is different -- green rather than yellowish-brown.
I've made a video showing how to replace one of these LCDs. There are a few crucial things you have to be aware of:
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