Philips Repair Tips
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Results: 14210
Results: 14210
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| PHILIPS |
FL1.2S
|
Bux85f in mikrosops defective | Change the value of c2260 to 4n7f, replace 7270 with transistor bd825 (4822 130 41746). | ||
| PHILIPS |
FL1.2S
|
Black lines interference. | Replace position c2450 (4822 121 41815). | ||
| PHILIPS |
FL1.2S
|
Bad or no functioning of the tda4680/v4. | Check/replace ic7430 tda4680/v4 (4822 209 31592). it is recommended to add a zener diode bzx79-c12 (4822 130 34197) between pin 28 of the tda4680/v4 and anode to ground. remarks : introduced in production in week 9140. | ||
| PHILIPS |
FL1.2S
|
Bad focus or focus varies in a new set or after crt replacement | Possible solution: short circuit the focus and the g2 pins of the picture tube with the aquadag coating. switch the set on for approximately 5 seconds. after this return the set to its original condition. check if the focus adjusted normally. if not repla | ||
| PHILIPS |
FL1.2S
|
50hz buzz noticable through speaker | Check/replace ic7680 on the ssp - tda8425, pseudo stereo ic. (4822 209 63734). | ||
| PHILIPS |
FL1.2-AB
|
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-AB
|
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 fl1.0s 4822 310 31924 fl1.1 25" and 28" 4822 310 31919 fl1.1 33" 4822 310 31932 fl1.1s | ||
| PHILIPS |
FL1.2-AB
|
Low brightness txt and osd, picture ok | If this condition occurs, check the option codes. resetting the option code numbers as per the service manual provided the cure. | ||
| PHILIPS |
FL1.2-AB
|
Correction to service information fl 95.01 | Correction to service information fl 95.01 ------------------------------------------ correction in the overview of 100hz and proscan boxen. the replacement for service code 4822 212 30534 must be 4822 212 31231 the replacement for service code 4822 21 | ||
| PHILIPS |
FL1.2-AB
|
Bad focus or focus varies in a new set or after crt replacement | Possible solution: short circuit the focus and the g2 pins of the picture tube with the aquadag coating. switch the set on for approximately 5 seconds. after this return the set to its original condition. check if the focus adjusted normally. if not repla | ||
| PHILIPS |
FL1.20
|
Various faults can be observed. | Check the earth connection from the ssp: connect earth tuner with earth line output transformer (lsp) to find-out whether the problem is solved. check connectors l02 and s02 pins 1,2 (sometimes only 7 wires are used in the connector) | ||
| PHILIPS |
FL1.20
|
Supply switch-off sometimes | Check the +5 stand-by. this voltage has to be 5.5v and may not vary. when the voltage drops below 5.2v the set switches-off. cure: check d6266 for leackage (bzx79/f6v8; 4822 130 34278) or check t7268 for leackage (bd943f; 4822 130 62742). the 5.5v is meas | ||
| PHILIPS |
FL1.20
|
Supply +5v too low, black horizontal bar in picture. bad sync. | Check/replace ic7551 (lm358n; 4822 209 70672) | ||
| PHILIPS |
FL1.20
|
Sometimes vibration in vertical direction. | Replace c2410 (150nf 5%; 4822 121 41854) on lsp. | ||
| PHILIPS |
FL1.20
|
Set inoperative only red or green led. supply was 141v but no eht. | Line drive puls for t7506 (2sc4288a) too low. l5503 defective (line drive coil; 4822 157 63252) | ||
| PHILIPS |
FL1.20
|
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 |
FL1.20
|
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 |
FL1.20
|
Noise on high volume | Perform the following modifications on the ssp: add on position 3618 4,7nf (4822 122 31784) add on position 3619 jumper (4822 051 10008) connected in series from 2604/4610 to earth. change position 4610 into 1kΩ (4822 051 10102) | ||
| PHILIPS |
FL1.20
|
Low brightness txt and osd, picture ok | If this condition occurs, check the option codes. resetting the option code numbers as per the service manual provided the cure. | ||
| PHILIPS |
FL1.20
|
Four dark bars over the picture. | The +5 volt was 5.6 volt instead of 5.1 volt. check/replace ic7551 (4822 209 70672). |