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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: 16
B & O
Beovision 8802 Type 7001
Blank raster, no sound, OSD OK
R1 1,5Ohm o/c, TR1-TR2 BC 338-25 o/c, D1 13V Zener s/c
14-09-04
Grundig
S
E7
086TOP etc
int no sound - when increased gives popping noise
Mains sw st/by contacts int
14-09-04
Hitachi
CP2514TE Issue 7C
Service mode access
If the set has 3 pins close to the earom 24c04 then short pins 1 & 2 or 2&3 .
14-09-04
Nordemende
PRESTIGE 72
CAN'T TUNE COECTLY SET CAN'T SELECT UHF
BACKUP BATTERY US
14-09-04
NordMende
Prestige 72
Tuning difficulties - only goes up to Ch23
Back up battery
14-09-04
Philips
21C
E7
550
Dead - HT only 35v (135v)
LOPTx
14-09-04
Salora
28
E7
S
Line collapse
CB 531 O/C, RB538 burnt & DB525 S/C causing LOPTx to go s/c
14-09-04
Salora
28
E7
S
R/C limited range
TBA 2800 +2 caps in IR Rx replaced
14-09-04
Toshiba
145
E7
B
COLOUR DROPOUT WHEN WARM
REPLACE IC1501 WITH NEW TYPE ( USE NORMAL PART NUMBER )
14-09-04
Toshiba
145
E7
B
Dead - low HT
T802 chopper trfmr sus (not cheap)
14-09-04
Toshiba
145
E7
B
DEAD , MAY START UP
R815 OC.
14-09-04
Toshiba
145
E7
B
Dead D808 SR2M overvolts diode s/c
STR50020 chopper chip, C813 47µ 63v
14-09-04
Toshiba
145
E7
B
Int loss of pic
dry joint afc pin of tuner
14-09-04
Toshiba
145
E7
B
SNOWY RASTER , NO TUNING
QA05 BC557A RESET CIRCUIT
14-09-04
Toshiba
145
E7
B
SOUND NO PICTURE
TDA3565 PIN 9 HIGHER THAN 2.3v TDA3565 US
14-09-04
Toshiba
145
E7
B
TUNING DRIFT
RA05 33K
14-09-04
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