Make | Model | Problem | Solution | Date |
| | | |
Found: 9
|
BTV | 17/0VD7 | Field - only half | Volts pin 2 TDA8174A low at 4.9v ( 25v), D403 (marked EIC11E)supplies 25v & whilst reading OK was faulty (Used BY133 in lieu) | 14-09-04 |
Ferguson | D78N (ICC9) | PULSING RED/GREEN LED | CHECK SMD DIODE DP83 OFF PIN1 OF IP03 | 14-09-04 |
Ferguson | ICC9 D78N | Red LED comes on, changes to G then off | DP83 LL4148 sm diode o/c | 14-09-04 |
Ferguson | ICC9 D78N | EW faulty | Volts at coll TL40 EW dr tr low - CL42 4µ7 160v | 14-09-04 |
Mitsubishi | C25D7B | NO SURROUND SOUND | SELECT SPECIAL MENU,ENSURE "STANDARD TV" IS "OFF" SWITCH OFF FOR 30 SECS | 14-09-04 |
Mitsubishi | C25D7B | No surround sound - when selecting in menu it shows "OFF" & can't be turned back on | Software bug - select special menu & ensure "Standard TV" is set to "Off", sw off for 30 secs. Sw back on & Surround sound can now be set | 14-09-04 |
Mitsubishi | C25D7B | Slow start up, no Txt, juddering pic & vol slow | EEPROM faulty Pt no MITS274P747010 & change IC701 Pt no MITS274P755050 | 14-09-04 |
Mitsubishi | C28D7B | No sound | IC3A1 IC3A2 and IC3B1. It is always the middle one that goes s/c and blows Z902 which then removes the 28v supply to these ICs. You can check which one is s/c by unsoldering pin 9 of each ic one at a time and the check for s/c across PLUG DE which is the 28v supply | 14-09-04 |
Sharp | DA100 66ESD7H | Field collapse - sound ok | 13v supply to IC501 FOP chip low at 8v. C501 470µ 25v leaky | 14-09-04 |