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Philips Repair Tips




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Search: philips
Results: 14210
Make Model Symptom Problem Solution By
PHILIPS FL1.14
Correction Correction ---------- the code number of the lfr (digital scan) box fl1.14 36" mentioned in the service manual, chassis fl1.14, fl2.14, fl1.16, fl2.16 and fl1.17, is not correct. instead of 4822 212 30587 it should be 4822 212 30857. chassis manual: gb
PHILIPS FL1.14
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 FL1.14
Bux85f in mikrosops defective Change the value of c2260 to 4n7f, replace 7270 with transistor bd825 (4822 130 41746).
PHILIPS FL1.14
Blank picture. osd not synchronised and too large, no txt. Check/replace memory ic 7900 (st24c08cb1; 4822 209 32283).
PHILIPS FL1.14
Bad picture. picture scrolls. no rc reaction. +5v was 4,1v instead of 5,1v. replace ic7551 (lm358n; 4822 209 70672)
PHILIPS FL1.14
Bad pict. no menu. dark bars over pict. red pict. in dig.scan mode. +5v was 4,3v instead of 5,1v. ic7551 (lm358n 4822 209 70672) defective. ic7209 (saa7158 4822 209 31059) bendic defective.
PHILIPS FL1.14
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 FL1.14
Antenna input: no sound. external input: sound o.k. Check whether crystal 1602 (stereo decoder) 10mhz oscillates. if not replace x1602 (4822 242 80276).
PHILIPS FL1.14
After 10 minutes picture becomes red from right side C2395 on the lsp poorly soldered.
PHILIPS FL1.14
50hz buzz noticable through speaker Check/replace ic7680 on the ssp - tda8425, pseudo stereo ic. (4822 209 63734).
PHILIPS FL1.14
22av1440 is switched on by external vcr when fl1 is switched off Connect 4 diodes of type bat 85 to inputs of ic7630 on ssp. 1 diode between pin 3/ic7630 and +5v, cathode to +5v. 1 diode between pin 5/ic7630 and +5v, cathode to +5v. 1 diode between pin 3/ic7630 and -8v, anode to -8v. 1 diode between pin 5/ic7630 and -8
PHILIPS FL1.14
100hz cross Possible solutions: 1. interrupt on the ssp the 50hz y-signal, between pin 11 position ic7324 (tda4568) and pin 11 position ic7395 (tda8443), by deleting position 4302. repair the connection by means of a shielded cable of 16cm long, m
PHILIPS FL1.14
"nvm write protection enabled" message on screen. Startup problem or 'nvm write protection enabled' message on screen after replacement of nvm (st24c08cb1; 4822 209 32283) with a st24c08cb6 (4822 209 33113). use as replacement the st24c08 1 (9311 021 36682).
PHILIPS FL1.10 AA
Dead, no leds, ht low at 115v No 5v stby supply, r3249/3252 220k 0.25w
PHILIPS FL1.10 28CL6770/25Z
Trips when sw from st/by Tda1521 audio o/p ic s/c
PHILIPS FL1.10 28CL6770/25Z
Stuck in stby, red led on Sops panel faulty, check r3537, r3514, if faulty check t7512, t7513 bc548c, r3515,r3516 2r7. part nos: sops panel - 482231031921, resistors 2r7 - 482211652206.
PHILIPS FL1.10 28CL6770/25Z
No line phase lock (rh side of pic in the lh of the screen) R3511 10r 0.5w o/c (482211652176), it provides sync feedback from loptx to tda2579a
PHILIPS FL1.10 28CL6770/25Z
Int. sound distortion (sounds like machine gun fire) only when an external unit is switched on (e.g. vcr, sat. box etc) Change xtal 1602 (482224280276) or use non-fully wired scart lead
PHILIPS FL1.10 28CL6770/25Z
Dead - loptr s/c Dry joints scan coil connector - can run psu on dummy load by removing l5511 & disable prot by s/c base/emitter of sm tr 7384
PHILIPS FL1.10 28CL6770/252
St/by only Loptr s/c due to dry joints scan coil plug or r3347 in psu risen from 75k to 100k (in set ht network)