Retro Tech | Is this Sony's Best Analog PVM? | The 20M4U CRT Deep Dive @RetroTechUSA | Uploaded September 2022 | Updated October 2024, 1 hour ago.
This is the Sony PVM 20M4U High Resolution Trinitron CRT Monitor.

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

What's so special about the 20M4U: youtu.be/UN2gnHI_R9Q
Checking the M series for faults and other services: youtu.be/aDixS6pTZkk


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


#retro #retrotech #crt

0:00 - Intro to the PVM 20M4U
3:45 - Monitor Teardown tips and tricks
11:25 - Breakdown of the circuit boards
20:38 - Servicing the boards
23:00 - Testing the PVM after servicing
27:11 - Power Outro