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Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair
Make
Model
Problem
Solution
Date
Found: 4551
Philips
CP110
WON'T GO BUT11AF TRYING TO WORK
D6672 ON SECONDARY SC
14-09-04
Philips
CP110 25CE6570/05B
Display erratic - int shows E1
Replace µP IC7840 (TMP47C432AP-8189)
14-09-04
Philips
CP110 27CE3291/15B
No blue
IC 7260 TDA 3562A . Also replaced 2408 cap 6,8 uF 63Von crt pcb and cap 2633 100uF 25v
14-09-04
Philips
CP110 Mk2
Dead set aft an hour or two
F1653 1.6A wickman fuse o/c on separate overvolts trip panel - caused by CNX62 opto coupler
14-09-04
Philips
CP90
95 volt varying with contrast level.
Check/Replace D6665 - 1N4148 (4822 130 33939), R3665 - 4.7 Ohm safety (4822 111 30499).
14-09-04
Philips
CP90
Audible hum in standby mode
A production change has been introduced increasing the value of C2661 from 33nF to 100nF (code no. 4822 121 41689).
14-09-04
Philips
CP90
Blank raster - no sound or response to R/C
No 11.5v at thyristor 6726 in st/by cct as D6733 BAV19 o/c
14-09-04
Philips
CP90
Blank raster after fitting new LOPTx
C2098 0µ47 or 1µ o/c
14-09-04
Philips
CP90
Brightness level change in A/V mode
It is possible that some video equipment will provide a CVBS signal slightly in excess of the 1 volt peak-to-peak level required. This will cause a change in brightness levels when switching between external A/V mode and an RF signal which some viewers m
14-09-04
Philips
CP90
Buzz in standby mode.
Ty6726 thyristor.
14-09-04
Philips
CP90
Buzz on sound.
6Mhz ceramic filter kit P No 4822 310 27563.
14-09-04
Philips
CP90
Changing tuner.
Mod type see Tv Mag.
14-09-04
Philips
CP90
CHANNEL DISPLAY SHOWS 3 THEN F1
D6695 OC F1690 400Ma OC
14-09-04
Philips
CP90
Continuous page header display in subtitle
Change text IC to type MAB8461P/W196 part No4822 209 62479
14-09-04
Philips
CP90
Contrast - low.
No volts on pin 7 of LOPTX C2495 ( 33nf ) s/c.
14-09-04
Philips
CP90
Contrast weak
R3944 5k preset broken
14-09-04
Philips
CP90
Control micro processors
A production change has been introduced adding a shield to the control micro processor to prevent the processor being influenced by external fields. Replacements will be supplied as a kit comprising the processor, shield and fitting instruction. The sh
14-09-04
Philips
CP90
Dark pic - volts at contrast pin col dec chip low
C2495 33nF in beam lim cct
14-09-04
Philips
CP90
DARK PICTURE
C2495 33nF
14-09-04
Philips
CP90
Dead
Check C2679 ( 1nF ) D6679 replace with ( BYD33 ) C2695 ( 2.2nF ) R3623 ( 8R2 ) D6667 ( IN4148 )
14-09-04
Philips
CP90
Dead
Check D6609 & D6610 Tr7702
14-09-04
Philips
CP90
Dead
s/c across lop - loptx faulty - quite common
14-09-04
Philips
CP90
Dead
T7677 o/c collector
14-09-04
Philips
CP90
Dead
D6665 1N4148 leaky
14-09-04
Philips
CP90
Dead
2 x 330µ caps in psu sec
14-09-04
Philips
CP90
Dead - no display, HT present
C2691 330µ 25v (19v res cap)
14-09-04
Philips
CP90
Dead - no o/p from psu
s/c across 95v line - C2695 2n2 in parallel with D6695 BYW95B s/c, F1690 400mA Wickman fuse o/c
14-09-04
Philips
CP90
Dead - overvolts prot operating
3668 15R sm resistor o/c
14-09-04
Philips
CP90
Dead - Pri HT ok
dry joints chopper tr coll
14-09-04
Philips
CP90
Dead - st/by only - HT half its normal value
R3623 8R2 hi res, D6667 1N4148 o/c
14-09-04
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