youtor.org
TRS80 Model 1 restoration SepTandy
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Video Source: www.youtube.com/watch?v=VDKXm8dOtK4
Restoring a 1978 TRS-80 and CTR-80 cassette recorder. #septandy2021 • Repairing shipping damage, faulty RAM, cleaning and testing a 1978 4K Model 1, Monitor and CTR-80 cassette recorder. • Index • 00:00 Intro • 01:04 Monitor disassembly, repair and re-assembly • 07:14 Power supply testing and disassembly • 10:52 Computer disassembly and testing • 17:49 Video ram chip removal and socket install • 22:20 Video ram chip swapping • 26:49 Voltage regulator check and adjust • 29:36 CTR-80 Cassette recorder testing, disassembly and belt replacement • 41:11 Final video ram chip replacement • 43:33 Monitor adjustment • 46:21 Power supply fuse replacement • 49:37 CTR-80 Cassette recorder fix and testing • 53:28 Conclusion • My Twitter: / hutchca • My Blog: https://blog.hutchins1.net/
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