PHILIPS TV Repair: Common Faults and Solutions.


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PHILIPS Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
PHILIPSFL2.16
Repeated light-up of the standby-led after switching-off from standby.Change the following positions on the lsp: position 3250 from 47Ω into 62Ω (4822 116 52198) position 6251 from llz-c5v6 into llz-c7v5 (4822 130 80906) remarks :introduced in production in week 9418.
PHILIPSFL2.16
Repair informationRepair information ------------------ in case of one of the line transistors t7504 or t7506 is defective, it is necessary to replace both transistors. order number 4822 130 62934 (2x on4673).
PHILIPSFL2.16
Red/green/bleu flyback-lines in upperside of the picture.Check whether voltage frame flyback (pin 5 ic7450) is o.k. if voltage is too low: replace d6451.
PHILIPSFL2.16
Range of picture height adjustment too small.To increase the range of the picture height adjustment change the following components on the large signal panel: - change position 3422 from 1m3 into 1m2 (4822 116 81223). - change position 3423 from 1m1 into 820k (4822 116 52305).
PHILIPSFL2.16
Protection activated due to no +5v from lot.Check ic7551, lm 358n (4822 209 71825). if ic7551 has to be replaced, it is recommended: 1) for production code ag00-09 add diode bzx79-c18 (4822 130 31024) between 9240 and pin 8 of position 7551, with cathode to pin 8 of ic7551. 2) for production
PHILIPSFL2.16
Poor colors, no light in pictureCheck ic7207 (sda9205; 4822 209 31056).
PHILIPSFL2.16
Pip picture not in order.Check r3345 (4822 111 41424) in pip unit, check ic7755 (4822 209 63423).
PHILIPSFL2.16
Picture very noisy.Check tuner fq 916 me/bl.
PHILIPSFL2.16
Picture twists from topVoltage of pin 8-ic7450 (tda3654q) on the lsp has raised to ca. 20 v. check diode 6451 (bzx79/c5v6; 4822 130 80954).
PHILIPSFL2.16
Picture twists from topVoltage 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)
PHILIPSFL2.16
Picture ok after some timeIc7207 (sda9205-2; 4822 209 31056) defective when set is cold.
PHILIPSFL2.16
Picture often darkCheck ic7201 in high end-box (saa9042p/a; 4822 209 31851)
PHILIPSFL2.16
Picture gives black horizontal stripes, also on rgbIc72027 sda9205-2 lfr box defective (4822 209 31056).
PHILIPSFL2.16
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.
PHILIPSFL2.16
Picture disappears for 10-15 minutes and comes back againCheck transistor t7704 (bc856b) (4822 130 60373) on crt panel
PHILIPSFL2.16
Picture disappears (fly back lines), on stereo and dual leds blinkCheck ic7430 (tda4680). when tda4680 is too hot there is no picture (4822 209 31592).
PHILIPSFL2.16
Overview of sops repair kitsOverview 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
PHILIPSFL2.16
Only red led is on. hardware protection.Check e/w protection t7540, t7541 (bc547c; 5322 130 42755) and t7542 (bc857c; 5322 130 42756).
PHILIPSFL2.16
Only green led is on.+5v and +13v supply a little low (+4,4v and 11,2v) check ic7551 (4822 209 70672) and/or d6551 (4822 130 80954).
PHILIPSFL2.16
Noise on high volumePerform 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)