Make | Model | Problem | Solution | Date |
| | | |
Found: 9
|
Philips | 28DC2070 D16 | Pic/sound or colour slow to appear at sw on with false line lock | Check electrolytics in IF module | 14-09-04 |
Philips | D16 | Dead apart from power on, Txt & RGB lights flashing | In prot mode - confirm by scope check of coll Tr7657 sm tr - 0v indicates in prot mode - normal when working = 5v; to check which area of set is causing fault monitor the following :- Audio - coll Tr7130; EW - cct anode D6502; LOP - coll Tr7495; FOP - emitter Tr7425. In a correctly working TV all these volts should be zero. In this case there was a high pulse at Tr7425 indicating a field fault; no field drive as L5251 was o/c removing supply to DPU2553 dig proc chip | 14-09-04 |
Philips | D16 | Int appearance of OSD on its own & int pic off | Focus spark gap arcing - replace crt base | 14-09-04 |
Philips | D16 | No col & poor sync at sw on - improves with time | Check electrolytics in IF module | 14-09-04 |
Philips | D16 | No col from cold - ok when warm | Xtal X1207 on dig vid pcb proved to be faulty when sprayed with freezer | 14-09-04 |
Philips | D16 | OSD COMES ON INT + INT BLANK SCREEN | FOCUS ARCING IN TUBE BASE | 14-09-04 |
Philips | D16-111 33DC2080/25R | Dead with R3498 1k5 1/2w overheating | LOPTx faulty & replace resistor | 14-09-04 |
Philips | D16-III | pic flashing - int blanking | fault on digital board - replacement nec | 14-09-04 |
Philips | D16-III | Slight patterning useing scart socket. | Mod see Tv Mag. | 14-09-04 |