PHILIPS TV Repair: Common Faults and Solutions.
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Results: 14173
Results: 14173
PHILIPS Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| PHILIPS | FL1.2S | Does not start. | Check/replace c2241 330 uf (4822 124 42208) on lsp. if c2241 is defective it is recommended to change the value of c2228 on the lsp into 33nf (4822 122 31981). remarks : introduced in production in week 9325. | ||
| PHILIPS | FL1.2S | 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 | FL1.2S | Colored picture or picture is green/red, fly-back lines | Check zenerdiode 6450 on pin 19-ic7430 on the lsp. new diode must be philips (telefunken does not work), 4822 130 81512 | ||
| 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 |