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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: 561
Mitsubishi
CT21M5 EE4
Dead - blowing SOC2000 cct prot
Microprocessor s/c +5v pin to chassis
14-09-04
Mitsubishi
CT21M5 EE4
No Txt or auto tune/store
eset options in eeprom from service mode
14-09-04
Mitsubishi
CT21M5B
Failure of Q552
Order & fit AVM5KIT
14-09-04
Mitsubishi
CT21M5B
Under very poor signal conditions "Herringbone" pa
Fit specially screened RF lead between VCR & TV PtNo H24P001010
14-09-04
Mitsubishi
CT21M5B CT25M5B
Tuning drift mainly at top end of band
Add ( 180K ) & Diode ( IN4148 ) in series cathode of diode to 5V pin 6 Tuner & res to Tuning Voltage line pin 2
14-09-04
MITSUBISHI
CT21M5BT
DEAD OR INT START UP
CHECK R704 FOR O/C SOMETIMES MARKED R703 ON PCB
14-09-04
Mitsubishi
CT21M5BT EE4
Int loss of pic - sound still present
Invisible dry joint IC650 TEA5101B RGB o/p chip on crt base
14-09-04
Mitsubishi
CT2206
Dead - HT present at LOP
Big fusible resistor above LOP Tr sprung open - no other ff
14-09-04
Mitsubishi
CT2206
Frame height & poor line convergance intermit
DJ on earth pin of convergence pot.
14-09-04
Mitsubishi
CT2206
Frame -height reduced & poor line convergance
DJ on earth pin of convergence pot.
14-09-04
Mitsubishi
CT2206B
Sound - intermittent.
DJ on A352/3 , VR371 ( tone )
14-09-04
Mitsubishi
CT2206B
Tuning drift.
Q7B5 ( 2SC711A )
14-09-04
Mitsubishi
CT2207
Frame bounce.
C403.
14-09-04
Mitsubishi
CT2223B
FIELD BOUNCE or collapse
C412 C413 330mfd
14-09-04
Mitsubishi
CT2227
Dead - chan display & relay click only
Dry joints T571
14-09-04
Mitsubishi
CT2227BM
Dead - int dead
Dry-joints on line driver transformer
14-09-04
Mitsubishi
CT2227BM
field collapse with burning smell
C412 330µ and C413
14-09-04
Mitsubishi
CT2227BM
No sound or raster.
R7A0 ( 1.2ohm ) o/c on remote panel.
14-09-04
Mitsubishi
CT2227BM
Reduced height.
Dry-joints on line driver transformer
14-09-04
Mitsubishi
CT2227BM
Standby - switching to standby.
IC7A0 ( M50124P )
14-09-04
Mitsubishi
CT2227M
St/by only - no relay op
R7A0 1R2 1/2w
14-09-04
Mitsubishi
CT2230TX
NO SOUND
R371 2R2 OC
14-09-04
Mitsubishi
CT2525
Dark pic - long time to come on
C906 100µ 50v leaky
14-09-04
Mitsubishi
CT2525
Flyback lines at top of pic
C411 100µ near fop chip
14-09-04
Mitsubishi
CT2525
Int dead esp when cold
C906 47µ 25v, C905 220µ 25v, C912 4µ7 50v
14-09-04
Mitsubishi
CT2525
Int various inc no start up, display/analogue settings int
Check electrolytics in psu esp C956, C959, C962, & C964
14-09-04
Mitsubishi
CT2525
No Sound/pic with int trip - HT low
Z951 630mA fuible link
14-09-04
Mitsubishi
CT2525AV1BD
E/W faulty
L504 shorted turns - Pt no MITS409P749010
14-09-04
Mitsubishi
CT2525TX
No start up after psu rebuild
D908 o/c - used 1N4148
14-09-04
Mitsubishi
CT2525TX
St/by only - HT present but only 4v to 5v reg IC952
C956 2200µ
14-09-04
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