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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: 17
Boots
1417R
Frame collapse.
ZD212 ( 12v zener ) s/c , R234 ( 39ohm ) o/c.
14-09-04
Boots
1417R
No startup - squealing from chopper Tx.
Q305 ( 2SD1426 ) s/c , T302 ( LOPTX ) s/c.
14-09-04
Boots
1417R
When s/by selected flyback lines & EHT arcs.
C609 ( 47uf25v ) low.
14-09-04
Boots
1417R
When s/by selected raster gos but LTB running
Q605 ( 2SA1013 ) s/c.
14-09-04
Boots
C1417R
Flyback & Txt lines at top of pic
R307 10R 2w risen to 50R
14-09-04
Boots
CTV10R
Dead
CHECK REG'S OUTPUT ( 10.6V ) AND SUOUNDING PRINT
14-09-04
Boots
CTV14
Int col
Replace col dec chip U8060B with TDA3561A
14-09-04
Boots
CTV14
No col for first 10 mins
Dry joints in chr del line
14-09-04
Boots
CTV14
NO COLOUR FOR 10mins THEN POOR COLOUR
CHROMA DELAY LINE TRY RESOLDERING INSIDE
14-09-04
Boots
CTV14
Sound low & dist
R613 100k o/c
14-09-04
Boots
CTV141
Sound ok - no pic just blank raster
IC Q501 marked TFK U8060B.used TDA3561A in lieu
14-09-04
Boots
CTV1411R
Dead.
R802/3 ( 15k , 0.5W ) o/c.
14-09-04
Boots
CTV1412
Dead.
R810 , R811 ( 470k 1/2w ) o/c.
14-09-04
Boots
CTV1412
Int startup when hot.
C803 ( 220uf 16v ) fit one rated at 105degC
14-09-04
Boots
CTV1414R
Chan stores on all chans together
32v tuning supply high at 38v, IC102 µPC574J faulty
14-09-04
Boots
CTV1417
Won't go into st/b - blank raser left on
Q606 2SC2335 s/c & C607 47µ 25v hi esr
14-09-04
Boots
CTV1417R
Dead apart from squealing
LOPTr 2SC1426 s/c, R234 47R 1W overheated, ZD212 12v zener s/c - check C609 47µ in psu
14-09-04
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