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Philips Repair Tips




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Search: philips
Results: 14209
Make Model Symptom Problem Solution By
PHILIPS GR2.2
List of the microprocessors used in gr2.2 List of the microprocessors used in gr2.2 dev. code: sal4-1.1 supply code: u222 description: satellite crystal: 6.00 replacement: 4822 209 31791
PHILIPS GR2.2
List of the microprocessors used in gr2.2 List of the microprocessors used in gr2.2 dev. code: sal4-1.2 supply code: u247 description: satellite crystal: 6.00 service code: 4822 209 31791
PHILIPS GR2.2
List of the microprocessors used in gr2.2 List of the microprocessors used in gr2.2 dev. code: stl2-5.1 supply code: u218 description: stereo (eng,fin,dan,swe,nor,spa crystal: 6.00 replacement: 4822 900 10569
PHILIPS GR2.2
List of the microprocessors used in gr2.2 List of the microprocessors used in gr2.2 dev. code: sal4-1.2 supply code: u223 description: satellite crystal: 6.00 replacement: 4822 209 31791
PHILIPS GR2.2
List of the microprocessors used in gr2.2 List of the microprocessors used in gr2.2 dev. code: esl2-1.1 supply code: u275 description: stereo (eng,fin,dan,swe,nor,spa crystal: 6.00 service code: 4822 209 33297
PHILIPS GR2.2
List of the microprocessors used in gr2.2 List of the microprocessors used in gr2.2 dev. code: esl1-1.1 supply code: u278 description: stereo (eng,ger,fr,it,du,port) crystal: 6.00 service code: 4822 209 33926
PHILIPS GR2.2
List of the microprocessors used in gr2.2 List of the microprocessors used in gr2.2 dev. code: esl3-1.0 supply code: otp description: stereo (eng,ger,fre,hun,chec,rus) crystal: 6.00 service code: 4822 209 33507
PHILIPS GR2.2
Lack of contrast Replace r3382 on picture tube panel by 3k9 (4822 051 10392) remarks : introduced in production in week 9403
PHILIPS GR2.2
Greenish picture in dark parts during black and white film. Place jumper, on position number 4328, of the main carrier on the solder side jumper (4822 051 10008). remark: week 9251 introduced in production.
PHILIPS GR2.2
Green tint on black line s tv-set Place jumper (4822 051 10008) on pos.number 4328 on the mono-carier from 25" and 28" blackline s sets
PHILIPS GR2.2
Frame collapse and r3503 going open circuit. The cause of this can be r3501 (4822 051 10829) going high resistance.
PHILIPS GR2.2
Fine red line visible in top of the picture (black picture) or txt. Replace r3507 on the chassis by 24 kΩ 4822 051 10243 (smd chip)
PHILIPS GR2.2
Faulty teletext characters Put isolation tape on pos.nr r3815 and r3810 of the teletext module remarks : introduced in the factory week 9333 onwards.
PHILIPS GR2.2
Excess width after initially dead due to mains cap had fell out of board C2559 100µ 25v leaked onto pcb around damping coil & r3551/3552 causing burn up. check preset width pot & safety res in 25" models also
PHILIPS GR2.2
Error bus or error nicam on screen Check crystal 1138 (4822 242 81189) and ic7150 (4822 209 30914) on if/nicam modul and replace if necessary.
PHILIPS GR2.2
Error 8415 on screen Check crystal 1200 (10 mhz; 4822 242 80208) on if/stereo module and replace if necessary.
PHILIPS GR2.2
E/w failure. amplitude changes with contrast (breathing) For 25/28 inch black line sets: replace c2526 on crt panel by 10n - 400v - 4822 121 42004 for 25/28 inch black matrix sets: replace c2526 on crt panel by 4n7 - 400v - 4822 121 41761 change pos. 2366 on main panel to 10uf (4822 124 40435) remarks : t
PHILIPS GR2.2
Does not start from cold situation. Replace resistors r3610 (15b). r3624 (330k) and r3625 (560k r3624 330k 1w 5% tol 4822 053 10334 r3625 560k 0.5w 5% tol 4822 053 21564 r3610 (4822 050 25601) 10r (safety) 4822 052 10109 add resistor of 560r in parallel with c2660 4822 050 25601 in
PHILIPS GR2.2
Does not oparate after replacement of software u274 by u275. The old software u274 has been replaced by an updated version 275 (4822 209 33297). if this new version is put into the set the following components should be checked/modified as well: delete r3754 (15k) add r3750 27k (4822 051 10273) add these notes to y
PHILIPS GR2.2
Distorted nicam sound, fm sound perfect. Set not dropping out of nicam mode. measure the audio signal on pin 1 of ic7180/7170. if the waveform is distorted (it should be 2 volts p/p). check dac ic 7168 - tda1543 (4822 209 73236).