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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: 659
Toshiba
all new sets
unable to get install menu
software glitch. Put into stby and then switch on using R/C (not on/off switch). Set will now perform normally
14-09-04
Toshiba
1400RB
500mA fuse F803 in HT line blew int
3 rubber wedges on crt conductive - scan coils arcing to them
14-09-04
Toshiba
1400RB
Auto tune not locking on
Replace QA06 no AFT on pin 8 ICA01 or Replace QA16 no sync on pin 9 ICA01 PtNo 233114689
14-09-04
Toshiba
1400RB
Field cramp / stretched at top
C303 2µ2 pin 13 IC501 jungle chip
14-09-04
Toshiba
1400RB
Field lin dist
C317 (behind field chip) & C303 (behind if can) both 2µ2 & red
14-09-04
Toshiba
1400RB
Tuning drift
Replace DA34 PtN 23115599
14-09-04
Toshiba
1400RBT/RBW
Field collapse
C303 2µ2 ramp gen cap leaky & C317 2µ2 in lin fb cct leaky causing vert centre fault
14-09-04
Toshiba
1400RDT
Dead
STR50020 u/s; damper diode s/c & several resistors but LOPTx was faulty
14-09-04
Toshiba
1400TB
Chopper tfmr buzzing aft CRT change
Connect 330R ?w res across R814
14-09-04
Toshiba
1400TB
Field non lin
Check C317 2µ2 50v & C303 2µ2 50v (behind 4.43 Xtal)
14-09-04
Toshiba
1400TB
Field scan excessive & no adj
2 x 2µ2 caps in field fback cct (usually red or brown) & D315 7.5v leaky zener
14-09-04
Toshiba
1400TB
snowy pic
tuner lecher bars corrosion
14-09-04
Toshiba
1400TBT
Field jitter
Repace D315 ( 7.5V ) zen
14-09-04
Toshiba
1400TBT
INT FIELD COLLAPSE - HT VARIES WHEN WARM
Q803 ( 2SC3425 ) Pt. No Toshiba A6361601
14-09-04
Toshiba
1400TBT
Line ragging
D/J on C814
14-09-04
Toshiba
1400TBT
LOW HT OR STUCK IN SBY
Q803 ( 2SC3425 ) Pt. No. Toshiba A6361601
14-09-04
Toshiba
1400TBT
Not switching to Text
Replace ICA01
14-09-04
Toshiba
1400TBT
OSD vol shows Vol at minimum all the time
Replace ICA01 pin 25 should be 5V PtN 233109088
14-09-04
Toshiba
1400TBT
Pic Black & White with smearing
Pins 26 &27 on QF01 shorting on Text PCB
14-09-04
Toshiba
1400TBT
RANDOM CPU FUNCTIONS-LOCKS UP
FIX PURPLE WIRE FROM CPU PIN 6 - TEXT PCB PIN15
14-09-04
Toshiba
1400TBT
Set dead PSU screaming
LOPT s/c PtN 23236255
14-09-04
Toshiba
1400TBT
T802 converter transformer screeching small kink i
Replace C811 ( 22nF )
14-09-04
Toshiba
1400TBT
Unable to tune in & will not change channel
Resolder one end of LED by RF12
14-09-04
Toshiba
1400TBT etc
Field lin - stretched at top, cramped at bottom
C303 2µ2 field ramp cap
14-09-04
Toshiba
1400TBT, 2100TB etc
Field cramp at bottom - stretched at top
C303 2µ2
14-09-04
Toshiba
1400TBZ
PICTURE APPEARS FOR A SECOND WHEN CHANNELS CHANGED
ICA01 Pt No 23319016
14-09-04
Toshiba
140E4B
Dead - may be int.
Drys on LOPTX.
14-09-04
Toshiba
140E4B
FIELD COLLAPSE , MAY BE INT
C312 CHECK ALSO R333
14-09-04
Toshiba
140E4B
INT START
R811/812
14-09-04
Toshiba
140E4B
INT STARTUP FROM SBY , OR COMES ON WITH NO STATIONS
RA42 5.6K OC.
14-09-04
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