Drop-In VR1 LCD Contrast Control for Radio Shack / Tandy TRS-80 Model 100 & NEC PC-8201a & PC-8201 Documentation v2.0a - How to install the Drop-In VR1 replacement LCD contrast control for the Radio Shack / Tandy TRS-80 Model 100 & NEC PC-8201a & PC-8201 View Details ZX-WESPI-HAT Installation Instructions for the ZX-WESPI-HAT View Details My Things Fixing a bad LCD contrast control - a modern, drop-in replacement (Radio Shack / Tandy TRS-80 Model 100 & NEC PC-8201a & PC-8201) View Details Order Things How to order View Details Misc. document repository NEC PC-8201a & PC-8300 FAQ Curated PDF Manuals on Archive.org View Details