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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: 15
Goodmans
1410 TX805
At switch on blows TP10 S2000AF, DP10 BYV38 and DP50 ZPU150.
remove SMD resistor RP07 6.8k in HT set and clean off the glue, which had become conductive.Please note, that DP50 is not marked on the PCB. It sits on the component side of board between the +103V supply and earth.
14-09-04
Goodmans
1410 TX805
Dead
CHECK RP 41 , 42 , AND 44 150k AND 120k IN PARALLEL.
14-09-04
Goodmans
1410 TX805
Dead
RP92 - 0.68 ohms
14-09-04
Goodmans
1410 TX805
Dead
DP18 ( BA159 ) RP68 ( 0.68ohm )
14-09-04
Goodmans
1410 TX805
Dead
D412 S.C. FITTED UNDER HEATSINK
14-09-04
Goodmans
1410 TX805
Distorted / Poor sound.
Check RA10 is correct ( 680ohm ) not 6K8.
14-09-04
Goodmans
1410 TX805
FIELD FLYBACK LINES
CHECK RES JP20 MARKED AS 680r 33r IN SET. SERIES WITH 100mfd
14-09-04
Goodmans
1410 TX805
Flyback lines.
Check resistor JP20 marked as 680R 33R in set. series with 100uf.
14-09-04
Goodmans
1410 TX805
INT SHUTTING DOWN OR DEAD
CHECK 15V SUPPLY RESISTORS
14-09-04
Goodmans
1410 TX805
Low brightness.
RT40 68K gone high , on CRT base.
14-09-04
Goodmans
1410 TX805
POOR SOUND , DIST.
CHECK RA10 IS COECT ( 680ohm ) NOT 6K8.
14-09-04
Goodmans
1410 TX805
Shutting down Int. or Dead.
Ck 15V supply resistors.
14-09-04
Goodmans
1410 TX805
St/by only
DP50 (BZX85C-150) 150v zener (near ic IF01)
14-09-04
Goodmans
1410 TX805
Tuning drifts.
CHECK 33v DHO4 ZTK33 NEAR MAIN MICRO IC.
14-09-04
Ingersoll
CT1410 TLG0101
No frame.
R313 ( 8.2ohm ) o/c , Q310 , Q301 ( 2SA940/2SC2073 ) .
14-09-04
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