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 | Picture often dark | Check ic7201 in high end-box (saa9042p/a; 4822 209 31851) | ||
| PHILIPS | FL1.2S | 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 | FL1.2S | 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 | FL1.2S | Picture dimming with subtittle. | Change the following items on the picture tube panel: - item c2708 changed into 270pf (4822 122 32142) - item r3707 changed into 33Ω (4822 051 10339) remarks : introduced in production in week 9326. | ||
| PHILIPS | FL1.2S | 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 | FL1.2S | No sound, "on, standby, i" leds blinking | 10mhz crystal 1602 on the ssp defective, 4822 242 80276 | ||
| PHILIPS | FL1.2S | No colors in tv mode | Check ic7365 (tda4650) on the ssp (4822 209 30837) | ||
| PHILIPS | FL1.2S | Modification: reducing picture dimming with subtit | Modification: reducing picture dimming with subtittle and lowering the heater voltage ------------------------------------------------------------------ on the picture tube panel the following items are changed: - item c2708 changed into 270pf (4822 122 | ||
| PHILIPS | FL1.2S | Modification to improve sharpness | Modification to improve sharpness --------------------------------- to improve sharpness the following items are changed on the small signal panel: - item 3317 changed into 10k (4822 051 10103) - item 3331 added 10k (4822 051 10103) - i | ||
| PHILIPS | FL1.2S | Modification tda4680/v4 -> tda4681/v1 on the ssp | Modification tda4680/v4 -> tda4681/v1 on the ssp ------------------------------------------------ during production ic7430 tda4680/v4 has been changed into the tda4681/v1 (4822 209 32271). together with the ic also some other components must change: - ite | ||
| PHILIPS | FL1.2S | Modification tda4660 -> tda4661 on the sops | Modification tda4660 -> tda4661 on the sops ------------------------------------------- during production position ic7366 on the ssp has been changed from a tda4660 into a tda4661 (4822 209 31714). together with this ic also some other components are chan | ||
| PHILIPS | FL1.2S | Modification improved bandpass for high frequency | Modification improved bandpass for high frequency in -/61 sets -------------------------------------------------------------- on the korean stereo panel the following items are changed: - item c2080 added 10nf 50v (4822 121 41857) - item c2083 changed int | ||
| PHILIPS | FL1.2S | Modification for improved +5v | Modification for improved +5v ----------------------------- item d6551 on the large signal panel has been changed into bzx79-b7v5 (4822 130 30861). remarks : introduced in production in week 9312. | ||
| PHILIPS | FL1.2S | Modification | Modification ------------ on the high-end box item 6109 (bzx79-c4v7) has been added (4822 130 34174). this diode has been mounted with the cathode to r3155/l5150 and with the anode to r3151 (earth). remarks : this modification has been introduce | ||
| PHILIPS | FL1.2S | Modification | Modification ------------ on the lsp the following items are changed: - item 2450 changed into 22nf 100v (4822 121 41934) - item 3457 changed into 10k (4822 051 10103) reason: solution for top reel line on screen remarks : introduced in | ||
| PHILIPS | FL1.2S | Low frequency hum from subwoofer, buzz from right hand squeeter. | Check dc level on pin 1 and 9 of ic7011 (tda1521). if not correct, replace (4822 209 63913). | ||
| PHILIPS | FL1.2S | 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 | FL1.2S | Jitter | In pip unit change the value of r3336 to 4k7. | ||
| PHILIPS | FL1.2S | Intermittent nicam decoding. | Replace c2108 on the multi sound panel into 33pf (4822 126 10324). remarks : introduced in production week 9129 | ||
| PHILIPS | FL1.2S | During production an eeprom protection panel | During production an eeprom protection panel (4822 212 31266) is introduced. together with this also the following components have to be changed: on the small signal panel: - add position 3256 and 3257 4k7 (4822 051 10472) - delete position 3280 and 3281 |