Philips Repair Tips
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Results: 14233
Results: 14233
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| PHILIPS |
G90AE
|
Picture becomes dark from time to time, cannot be adjusted | Transistor 7869 (pmbt2369; 4822 209 73852) base not soldered. | ||
| PHILIPS |
G90AE
|
Pic goes dark after 2 hrs and no can change display shows f4 | Ic7720 faulty | ||
| PHILIPS |
G90AE
|
Over-voltage circuit active | Disconnect connector a5 and connect a bulb to +95 volt. bulb burns. check/replace ts7545 (but11af;4822 130 42679) and s5545 (line transformer; 4822 1040 10306) | ||
| PHILIPS |
G90AE
|
Oscillation wide in weak field on the right side. | It moves to the left and disappears after the set has warmed. check/replace transistor 7533 (bc636; 4822 130 44283) in east-west circuit. | ||
| PHILIPS |
G90AE
|
No vertical deflection | No vertical control signal on pin 1 ic 7470 replace ic 7470 (tda 2579/n6; 4822 209 72363) replace d 6465 (bas 32l; 4822 130 80446) | ||
| PHILIPS |
G90AE
|
No txt & "f7" in display with sound possibly missing | C2843 220m | ||
| PHILIPS |
G90AE
|
No tuning caused by the sda3202-2 in the tuner | If there is no oscillation at the xtal , change the ic , the same is true for the cuc3400 grundig | ||
| PHILIPS |
G90AE
|
No text, front controls perform wrong task. | I.e. brightness varies when volume buttons are pressed. check 5 volts to up. if supply voltage low eg. 3 volts instead of 5 volts, check/replace d6662 in power supply part. d6662 - 5.1 volt zener diode (4822 130 80905) | ||
| PHILIPS |
G90AE
|
No synchronization, pin 7-ic7470 low | Check c2469 (22uf; 4822 124 20698) for short-circuit. | ||
| PHILIPS |
G90AE
|
No startup. | D6653 leaky. | ||
| PHILIPS |
G90AE
|
No sound, picture ok | Picture present, audio signal present on pin 17 of ic 7220. replace bu 5 (4822 267 60188) | ||
| PHILIPS |
G90AE
|
No sound, picture ok | Picture present, program selection functions. replace ic 7220 (tda 8191; 4822 209 60103) | ||
| PHILIPS |
G90AE
|
No sound with "f7" in display | C2661 22µ in 5v reg cct | ||
| PHILIPS |
G90AE
|
No sound - blank raster , no osd. | Ic tmp47c434n-3555 ic7720 | ||
| PHILIPS |
G90AE
|
No sound | Check sm diode near audio ic for dry joints | ||
| PHILIPS |
G90AE
|
No red | D6854 bas32 sm diode s/c | ||
| PHILIPS |
G90AE
|
No picture, sound ok. | Video signal present on pin 3 ic 7350. rgb-signal not present on pin 12, 14, 16 ic 7350. replace ic 7350 (tda 3561a/n8; 4822 209 71518) | ||
| PHILIPS |
G90AE
|
No picture, sound ok. | Vertical signal not present on basis ts 7503 replace ts 7471 (bc 848c; 5322 130 42136) | ||
| PHILIPS |
G90AE
|
No picture, sound ok. | Video signal present on pin 19 scart, video signal not present on pin 3 ic 7350. replace ts 7881 (bc 848; 4822 130 61207) | ||
| PHILIPS |
G90AE
|
No picture, no sound | Voltage +95 v present replace ic 7470 (tda 2579/n6; 4822 209 72363) and replace ts 7455 (bc 858a; 5322 130 42012) |