| Make | Model | Problem | Solution | Date |
| | | |
| Found: 7
|
| Matsui | 20TN | Field fb lines at top | R424 22R | 14-09-04 |
| Matsui | 20TN | Field foldover with fback lines at top | R424 22R o/c | 14-09-04 |
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| Matsui | 20TN | No sound, OSD or Txt | EEPROM faulty- replaced with a blank after noting orig settings, transferring & save with "clear" button on R/C | 14-09-04 |
| Matsui | 20TN | No sound, Txt or OSD | EEPROM IC703 XL24C04P & set up NVM | 14-09-04 |
| Matsui | 20TN | No sync, col, OSG or Txt | Reset Micro as follows..SC Tags adjacent to micro, switch on & press CH down 5 times to select Mix mode, press V+ to restore colour level onText. Press TV on remote to restore, switch off and remove link.
Next time you switch on all should be restored. | 14-09-04 |
| Matsui | 20TN (D4N) | Flyback lines across top ? of pic & fold over - ok in widescreen | neg supply missing from TDA8351 fop chip. R424 22R o/c | 14-09-04 |
| Matsui | 20TN (Tatung D4N) | To enter service mode after EEPROM corrupted - no sound or OSD (just black blank window) | Fit link across 2 pins of PL701, ensure aerial is in, and power up from H/set; Press Chan down 3 times. You are now in text mix mode, Adjust using vol+, Press TV button to store. Press Red Fastext button, Adjust contrast using vol+, this will restore graphics. Press TV button to store. Switch off, remove link. | 14-09-04 |