Uploaded May 2025 | Updated September 2026, 2 weeks ago

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This is the NEC Multisync FP2141SB-BK Diamondtron CRT monitor. It is a 31khz and over CRT. This one takes a long time to power on and has two large bands in the picture causing discoloration. Let's fix it.

For more information on repairs, diagnostics and to connect with me, please visit: patreon.com/retrotechUSA

Testing Software for checking CRT displays: artemiourbina.itch.io/240p-test-suite

Retro World Expo: retroworldexpo.com

#retro #retrotech #crt

0:00 - Intro to the NEC FP2141SB and the problems with the monitor
5:35 - Inside the monitor
8:24 - Troubleshooting the power supply
12:49 - More serious problems discovered
14 :33 - Testing the repaired monitor
19:00 - Final thoughts on the NEC Diamondtron CRT
23:55 - What's coming next on Retro Tech