Philips Repair Tips
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Results: 14209
Results: 14209
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| PHILIPS |
GR21AA
|
Eht but no sound or pic and a flashing led ( when | Tda2579b producing wrong s.castle pulses | ||
| PHILIPS |
GR21AA
|
Dead with power supp. running | Check ic7880 pca84c81ap/098 ( unplug text pcb to prove ) | ||
| PHILIPS |
GR21AA
|
Dead stby light flashing no line drive | R3455 1k high | ||
| PHILIPS |
GR20 GR1AX
|
Lines at top of screen | Coil 5524 reading 7r5 | ||
| PHILIPS |
GR2.4AA
|
Screen went green & blinked out | R3374/3434 1k5 o/c, r3431 180r, r3372 270r o/c, tr7364 bf422 leaky on crt base. caused by leakage in crt cured by rejuvenation | ||
| PHILIPS |
GR2.4AA
|
No raster - sound & eht ok - loptr overheats | Scan coils s/c due to dry joints on small pcb on scan coils | ||
| PHILIPS |
GR2.4AA
|
Dead with hissing/crackling | Dry joints scan coil plug | ||
| PHILIPS |
GR2.4AA
|
Dead set with beep beep from psu | Dis plug m71 & check for 150v at coil l5631. if ok check lop stage - loptr, loptx, f1534 o/c fuse, 6546 by226 leaky (will have damaged diodes 6560 ll4148) & 6561 bzx79c68) | ||
| PHILIPS |
GR2.4AA
|
Dead - dry joints scan coil panel | Also damaged -1534 315ma fusible, 3570 6r8 resistor, 6560 ll4148 diode, 6561 bzx79-c68 zener & 7545 bu508af loptr | ||
| PHILIPS |
GR2.4 29PT727B
|
Tripping with burning smell possible | Tr7545 loptr s/c due to c2550 dry joint &/or o/c | ||
| PHILIPS |
GR2.4 29PT632A
|
No r/c functs after replacement of mains sw sub panel | Check for s/c track on o/p of ir rx | ||
| PHILIPS |
GR2.4 29PT632A
|
Dead with burn up of mains sw & sub pcb | Replacement pcb available from seme | ||
| PHILIPS |
GR2.4 29PT5301/05
|
Dead with mains i/p fuse o/c | Check for dry joints psu pri | ||
| PHILIPS |
GR2.4 25PT632A/05
|
Dead - mains fuse in plug blown | Caused by arcing on/off sw | ||
| PHILIPS |
GR2.4
|
Unstable zoom and broken vertical lines | Check contact of connector y95 on the module 16/9. | ||
| PHILIPS |
GR2.4
|
Trips | Check fus res r3588 for o/c - if it is then replace c2549 scan coupling cap - usually 680nf 250v | ||
| PHILIPS |
GR2.4
|
Tripping with green led flashing in sympathy (after cust tried connecting his own spkrs) | Hole in the stereo audio output chip (tda1521 ic7278) mounted on a sub board to the left of the main chassis and also one of those small rectangular cp's (cir ref 1242) marked "mp160" on the main board (left edge) was o/c. ic7240 (also a tda1521) mounted along the left edge of the main board cured the tripping. | ||
| PHILIPS |
GR2.4
|
Tripping continuously with bursts of eht ok with lop sect dis'd | Check 1534 orange col fuse also c2550 680n 250v | ||
| PHILIPS |
GR2.4
|
Tripping | To disable trip unsolder pin 2m37 on power control module. fault was caused by audio o/p chip ic7240 tda1521 & o/c cp1601 2.5a cct prot in -16v supply | ||
| PHILIPS |
GR2.4
|
Totally inoperative. | Replace ic7614 (cnr 50; 4822 130 30992) and sops transistor t7625 (but12-af; 4822 130 62735) |