Philips Repair Tips
Search: philips
Results: 14210
Results: 14210
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| PHILIPS |
2B
|
Dead - blown chopper transistor. | T7685/6 , d6686 , d6672 , d6607/71 , d6690 , r3687 , r3670 , c2690. | ||
| PHILIPS |
2B
|
Continuous page header display in subtitle | Change text ic to type mab8461p/w196 part no4822 209 62479 | ||
| PHILIPS |
2B
|
Contents of memory lost | The failure occurs when the set is switched off by the power switch. replace battery 1925 (4822 138 10313) check and replace if necessary ic 7925, ic 7926 (pcd 8571p; 4822 209 83571) | ||
| PHILIPS |
2B
|
Checking the power supply | Checking the power supply ------------------------- 1. remove connector m17 2. connect a lamp 220v/75w across c2701 3. switch on set 4. lamp lights, +140 v present this means power supply is ok | ||
| PHILIPS |
2B
|
Causing interference to fm radio reception. | Mod. | ||
| PHILIPS |
2B
|
Blanked pic for first 5 mins from sw on | Check/replace 6x33k res on crt base; add 1n4148 in series with d6492 | ||
| PHILIPS |
2B
|
+ 140 v not present | Replace ts7687 by 2sc3973b (4822 130 60851), change r3671 into 22Ω/5watt (4822 113 41152) and replace ts7685 bc547 (4822 130 44257) and replace ts7686 bc369 (5322 130 44593) and replace d6690 bzv85/c5v1 (4822 130 | ||
| PHILIPS |
2B
|
+ 140 v not present | Check soldering points of sops-transformer (t5663) and line transformer (t5620) | ||
| PHILIPS |
2A
|
Wont store analogue settings even after battery replaced | Leave tv for a few days with battery disconnected (presumably it resets something in tv) | ||
| PHILIPS |
2A
|
Will search correctly but when station found will | Replace sab3037 | ||
| PHILIPS |
2A
|
Width - fluttering in and out. | C2609 ( 9.1nf or 7.5nf ) | ||
| PHILIPS |
2A
|
Weak picture, contrast too low. | Check r3291 (15 kΩ; 4822 116 52244) and d6493 (bzx79/c12; 4822 130 34197). | ||
| PHILIPS |
2A
|
Vertical stripes from time to time. | Socket of ic7770 on teletext decoder makes bad contact. | ||
| PHILIPS |
2A
|
Vertical output ic7570 (tda3654q) defective | Replace: ic7570 tda3654q 4822 209 73308 c2571 100uf electrolytic 25v 4822 124 40207 c2565 380pf plate ceramic 100v 4822 122 32121 | ||
| PHILIPS |
2A
|
Ts7618 (bu508) short-circuited/tv whistles. | C2609 broken (5n6 2kv; 4822 121 41534 or 9n1 1.5kv; 4822 121 42418) check also c2610 and c2618 (4822 122 32501). | ||
| PHILIPS |
2A
|
Trips int | Opto-coupler int | ||
| PHILIPS |
2A
|
Trips | Mab8441 micro sc | ||
| PHILIPS |
2A
|
Tripping intermittent. | C2609 ( 9.1nf or 7.5nf ) | ||
| PHILIPS |
2A
|
Totally inoperative set. squeaking sound when turned on. | Check and replace r3601 (e/w) and check diodes close to thyristor. | ||
| PHILIPS |
2A
|
Too wide width control not working no -26v on widt | R3602 oc |