Philips Repair Tips
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Results: 14233
Results: 14233
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| PHILIPS |
G90B
|
Does not function | Remove connector g15 and connect lamp to +100v lamp does not burn.replace ts7625 (but11af; 4822 130 42679) replace ts7614 (cnx83a; 4822 130 82034) build-in sops repair kit (sbc7023; 4822 310 20491) | ||
| PHILIPS |
G90B
|
Dence striping on the left side | C2640 (680uf; 4822 124 40739) capacitance has become lower. | ||
| PHILIPS |
G90B
|
Dead | C2545 1n5 3kv s/c | ||
| PHILIPS |
G90B
|
Correction si g90b no 91.03 (4822 727 19057) | Correction si g90b no 91.03 (4822 727 19057) suppressing hum via loudspeaker in standby. item 3617 has been printed as 33r value. this should be 220r (4822 051 10221). in case of hum via loudspeaker in stand-by mode, item 3617 can be reduced to 150r; eve | ||
| PHILIPS |
G90B
|
Contrast can not be stored | Contrast goes to maximum when pressing pp replace ic 7720 (tmp47c634n-2475; 4822 816 10129) important: mount the metal shielding with earth on r 3733 | ||
| PHILIPS |
G90B
|
Contents of memory lost | Replace ic 7770 (st24c02cp; 4822 209 60098) mount metal shielding 4822 466 82781 on ic 7720 with earth on r 3733 | ||
| PHILIPS |
G90B
|
Brightness too high/fly-back line visible | Replace ic 7380 (tda 8153; 4822 209 73218) replace r 3375 (100Ω; 4822 052 10101) | ||
| PHILIPS |
G90B
|
Brightness not adjustable | Check d6809 (ll4148; 4822 130 80876) in textdecoder. | ||
| PHILIPS |
G90B
|
After a while picture disappears, picture comes through scart | Replace channel uv816; 4822 210 50123 or uv818; 4822 210 10321. | ||
| PHILIPS |
G90B
|
7625 (but 11af) lasts longer | 7625 (but 11af) lasts longer. connect two diodes 1n5061 in series from the base of tr7625 to earth. the anode side to the base of 7625. | ||
| PHILIPS |
G90AE 21GR2554
|
F7 on screen, no sound, stuck on channel, may be intermittent | C2843 near loptx | ||
| PHILIPS |
G90AE 21GR2554
|
"f7" displayed with snow & no control - led flashes orange | C2843 220µ near loptx low cap | ||
| PHILIPS |
G90AE 21GR2552
|
Psu shutting down with popping sound. leds flashing | Ht going down to 20-30v and tripping due to dj on smd r3663 | ||
| PHILIPS |
G90AE 21GR2550
|
Tripping psu | Check/replace 3 x 33v sm zeners in series | ||
| PHILIPS |
G90AE 21GR2350
|
Shuts down with motorboating noise aft 10 mins | Dry joints q7502 in fop | ||
| PHILIPS |
G90AE 21 GR2350
|
No sound | Ic7220 i/c sound chip tda8191 | ||
| PHILIPS |
G90AE
|
Wont go into st/by - led goes orange not red | D6669 bas32 s/c | ||
| PHILIPS |
G90AE
|
Will not stay in standby mode | The reason of this fault is r3669 220Ω in the power supply. service code 4822 051 10221. | ||
| PHILIPS |
G90AE
|
White screen, not adjustable | Check por-transistor 7663 (bc858; 5322 130 42012). | ||
| PHILIPS |
G90AE
|
When the set is switched on, the sops starts tripping. | If the mains voltage is turned up using a variac, the +95 line supply gets to 80 volts then starts pulsing. check/replace r3668 - 150Ω smd (5322 111 90098) |