Philips Repair Tips

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Make	Model	Symptom	Problem
PHILIPS	FL1.2	Stripes in picture in 36" sets	The following production change has been introduced to reduce stripes in receivers with serial numbers ag039143 or higher. 1) apply a shorting link between pins 15 and 16 of lot (5555). 2) cut away the earth lead between connectors s03 and l03 (pin 1
PHILIPS	FL1.2	Spook in picture	Use special antenna cables. codenumbers: 4822 321 61224 pal 1 meter 4822 321 61225 pal 2 meter 4822 321 61226 secam 1 meter 4822 321 61227 secam 2 meter
PHILIPS	FL1.2	Spoke on 134,25 and 287,25 mhz in proscan sets.	Spoke on above mentioned frequency can be solved by adding two capacitors of 33pf (5322 122 32072) on the lfr box. - between pin 10 of h22 and earth (pin 5 of h22) (cvbs). - between pin 7 of h21 and earth (pin 4 of h21) (txt int).
PHILIPS	FL1.2	Sometimes in protection, or hor. width varies	Check or resolder on lsp the pins of e/w bridge coil 5521.
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).