| Make | Model | Problem | Solution | Date |
| | | |
| Found: 4
|
| Sony | BE-4A KVM2171U | frame collapse | R622 (HT feed) o/c, R814 0.47R safety (frame feed) o/c | 14-09-04 |
| Sony | BE-4A KVM2171U | no text, excessive width, poor grey scale | NVM corruption. Replace IC002 new type ST24C02FB6 (875937032). Change C0255 from 47uF to 1000uF, add 5.6V zener from pin 8 IC002 (cathode) to earth, tighten earth spring around CRT in the shape of U | 14-09-04 |
| Sony | BE4A KVM2171U | Field collapse | R814 0R47 o/c | 14-09-04 |
| Sony | BE4A KVM2171U | Luma low, poor sync, field up at bottom & E/W bowing | OK when heated - C627 100uF 10V in the 5 volt rail, high ESR, Off pin 8 of IC603 | 14-09-04 |