Philips Repair Tips
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Results: 14246
Results: 14246
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| PHILIPS |
FL1.2
|
Severe moire patterning | Most modern colour televisions use automatic gray scale tracking and while the setting of the g1 may not seem to have a major effect on the picture brightness on a modern set, incorrect adjustment can have the effect of causing severe moire patterning if | ||
| PHILIPS |
FL1.2
|
Set can only be operated with remote control | Check whether "child lock" is disabled. to check this, see "frequently asked questions", "how to disable child lock". | ||
| PHILIPS |
FL1.2
|
Sat box txt | Sat box txt ----------- modification: item 1802 changed into 4822 242 81427 (7,2 mhz fc >= +95khz) item 1808 changed into 4822 242 81428 (7,2 mhz fc >= -95khz) remark: 4822 242 81429 has a blue marker 4822 242 81428 has a red marker prod | ||
| PHILIPS |
FL1.2
|
Sat box txt | Sat box txt ----------- modification: item 3333 added 4822 116 52284 (47k) remark: mounted between pin 11 of ic7330 and l5350. reason: pull-up resistor needed for d2sync of the tpu (tpu error) production intro date: week 9234. | ||
| PHILIPS |
FL1.2
|
Replacement of ic7366 tda4660 by tda4661/v2. | Replacement of ic7366 tda4660 by tda4661/v2. -------------------------------------------- if the tda4661/v2 is a replacement of the tda4660 version, execute the following modification: remove c2386 and r3385 change r3383 into 33 kΩ (4822 051 10333) | ||
| PHILIPS |
FL1.2
|
Repair procedure 100hz box and lfr (digital scan) | Repair procedure 100hz box and lfr (digital scan) box. ------------------------------------------------------ untill now these panels are send back with and without the metal screening box. to clarify the situation all these panels should be send back wit | ||
| PHILIPS |
FL1.2
|
Red, green and blue horizontal line in top of the picture | Pin 8 ic7450 is 22v instead of 12v. replace c2452 (220uf; 4822 124 41716) and d6451 (bzx79-b10; 4822 130 61219). | ||
| PHILIPS |
FL1.2
|
Red, green and blue horizontal line in top of the picture | Pin 8 ic7450 is 22v instead of 12v. replace c2452 (220uf; 4822 124 41716) and d6451 (bzx79-b10; 4822 130 61219). | ||
| PHILIPS |
FL1.2
|
Production modifications | Production modifications ------------------------ position type new type code no. introduced 7137 x2404p st24c04b1 4822 209 52316 wk9208 7320 cnx83a cny17-3.6 4822 130 83177 wk9226 7430 tda4680 tda4 | ||
| PHILIPS |
FL1.2
|
Presets on picture tube panel and deflection unit | Presets on picture tube panel and deflection unit ------------------------------------------------- some sets have a preset r3739 in the peak beam current limiting circuit on the picture tube panel (see circuit diagram e in the fl1.2 ab/bb service manual | ||
| PHILIPS |
FL1.2
|
Pip picture not in order. | Check r3345 (4822 111 41424) in pip unit, check ic7755 (4822 209 63423). | ||
| PHILIPS |
FL1.2
|
Picture twists from top | Voltage of pin 8-ic7450 (tda3654q) on the lsp has raised to ca. 20 v. check diode 6451 (bzx79/c5v6; 4822 130 80954). | ||
| PHILIPS |
FL1.2
|
Picture twists from top | Voltage of pin 8-ic7450 (tda3654q) on the lsp has raised to ca. 20 v. check diode 6451 (bzx79/c3v6; 5322 130 34834 or bzx79/c10; 4822 130 61219) | ||
| PHILIPS |
FL1.2
|
Picture often dark | Check ic7201 in high end-box (saa9042p/a; 4822 209 31851) | ||
| PHILIPS |
FL1.2
|
Picture disappears shortly after 30" or control does not function. | When hot, 13,5 mhz clock stops working; change the value of r3123 to 1k2. | ||
| PHILIPS |
FL1.2
|
Picture disappears (fly back lines), on stereo and dual leds blink | Check ic7430 (tda4680). when tda4680 is too hot there is no picture (4822 209 31592). | ||
| PHILIPS |
FL1.2
|
Overview of sops repair kits | Overview of sops repair kits ---------------------------- fl1.0 ag00 upto ag03 4822 310 20492 fl1.0 ag04 and higher 4822 310 31921 fl1.1 25" and 28" 4822 310 31919 fl1.1 33" 4822 310 31932 fl1.2 4822 310 31932 fl1.6 | ||
| PHILIPS |
FL1.2
|
No tuning, set shuts off, no cvbs on pin 23 of the tuner | Tuner 1160; check/replace. | ||
| PHILIPS |
FL1.2
|
No sound, "on, standby, i" leds blinking | 10mhz crystal 1602 on the ssp defective, 4822 242 80276 | ||
| PHILIPS |
FL1.2
|
No leds blinking, no +vstart (17,5v), no +5standby (5.5v) | Check ts7250 (4822 130 62509; bux85f). in case of a failure of ts7250 it is recommended to change the following components on the large signal panel. position component new code no. c2260 470pf 4.7nf 4822 122 317 |