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Anonymous
Re: TOSHIBA
Tue Jan 13, 2004 7:57pm
216.174.155.87 (XFF: 216.174.155.92)


Toshiba
27h50
horizontal out blowed (many times)
check & change ac 110v power plug and add 470 uf from base of 12v reg to gnd
Comments:bad contact on ac plug generate supply peaks that deteriorates horizontal driving pulses

Toshiba
CX32D60
dead
Regulator STRS 5241
Comments:Also change small red electrolytic cap in front of REG 4.7/50v

Toshiba
cf 36 g 55
shutdown immediately
resolder pin 1 of flyback
Comments:This tip was erroneously purt in under MITSUBISHI--- please delete it from there.

Toshiba
cf3060k
shut downs
c444
Comments:unit powers up but shuts down,unplugg yoke high voltage comes up

Toshiba
MD13M1
Dead
Replace both D3823 & D3824 with BZ410076

Toshiba
CF27H50
No audio, vert. problem,dark picture, color tearing, power LED blinks on and off.
Replace C449 in 12.5v power supply.(located off of pin 7 of flyback)

Toshiba
2939DB (UK)
C2D
TV stays in standby.
New Flyback/LOPT
Comments: B+ at 125V without fuse and 59V with fuse, pin 37 of IC501 goes low momentarily low (TV on signal) - This behavior is cause by the overvoltgae/overcurrent thyristor kicking in. All fusable components Okay, all voltages Okay except those from the flyback, no obvious blown components, Caps Okay. No shorts or Opens circuits in the Flyback primary and low voltage secondary.

Toshiba
32d14
no sound
sony module
Comments:if module has sony module inside mvus32s

Toshiba
CF30C50
TAC 9301
Low Audio or Distorted
SBX 1637-11 Descriminator module
Comments:SBX descriminator module is located inside cover of PIF module. Pif module must be removed to replace sbx module on it.

Toshiba
CF30C50
TAC 9301
Shuts down immediately upon plug in and will not turn back on
C863 - 4.7 ufd 50WV cap
Comments:This cap will keep set from starting or cause shut down, either one or both. It is located by regulator ic and may check good but be intermittent.

Toshiba
CF3062A
Dead , click no start
Replace Q404 2SD1428, and Fuse F802 1,6A "F" type
Comments:Check for bad solder connections

Toshiba
cf3062a
Vertical collapse
Replace: C863 4,7UF50V, C344 2.2UF50V, C305 2.2UF50V,
Comments:Replace C308 22UF35V

Toshiba
CF2055
Dead
Replace CE12 (33uf 250 volt) in the power section

Toshiba
CX2047J
Vertical Foldover
C308 100uf@35 electrolitic Cap was dried out replaced.
Comments:Cap measured only 19uf out of circuit.

Toshiba
CX2786A
VERT PULLED TOP AND BOTTOM
C342 1MFD @ 50V.

Toshiba
CF3254J
TAC8960
No Audio and Vertical height decreased. 12 Volt supply low.
R445 had increased in value from 0.39 ohm to 130 ohms.
Comments: Thanks to Bob at Gemini Computer & TV for the loan of the service manual that enabled me to fix this set.

Toshiba
CF2750K
TAC9011
no vertical defelction- horizontal line
IC301 AN5521, C308 220uf 35v, R327- low ohm fusable, check other caps inc C305 1uf 50V, C301 1uf 50v

Toshiba
tv28c30
tac9335
green screen
r 924 on crt board 2.7 k went open rplace.
Comments: check the caps in the vert as well. they are showing high esr

Toshiba
toshiba cx28510
tac 9005
after replacing most parts in the vert still short pic top and bottom
c 301
Comments: changed c 301 from 2.2 uf to 1 uf. this brought the pic to full height. may not work for all probs fo thsi kind

Toshiba
cf2011j
tac8902
no vert. deflection,r327 5.6 ohm burnt up
c306 2200@16v dead short.r327 is #11 source 25.6v for vert. ic

Toshiba
CF1921J
TAC8920
Collapsed Video
Check/Replace C301 2.2mfd/50v

Toshiba
Model:CF2750
Chassis:
Dead, clicks.
Q801, STR-S5241
Comments:B+ at GMA2 fuse should be 115 Vdc, reads 128 Vdc. Replace Q801.

Toshiba
Model:DVD's SD1700, SD1750, SD2700
Chassis:n/a
Dead Pwr supply Mod
Q801 FS3KM #79050088, F801 GMA 1.6A, Replace D808 30v Zener w/ 6.8v MTZJT-77-6 # 79060029 add 56K 1/4W gate Q801 to ground check R808 1.8R may be open

Toshiba
Model:CZ27T31
Chassis:TAC9905
Horiz line.
Check vert part of Yoke for open.

Toshiba
cf3062
dead--q84

Toshiba
Model:CX32D60
Chassis:
Dead, relay clicks once, no audio or video
Replaced Q801, STRS5241

Toshiba
Model:2500XM
Chassis:European inport
Problem:Bottom Compressed and up one inch.Top streched.
Solution:Replaced C303 1/50V. Check C317 2.2/50 it ok but leaking.
Comments:This unit is a European import wich runs all systems. NTSC,PAL.... Note: while testing caps, C317 checked ok but was leaking black gue at the leads.

Toshiba
CE2058
TAC8804
Dead no relay click
Q802 STRD1005T short pin 1 to 2 and C822 100ufd 16WV
Comments:Other elec. caps cause no start - C840, C863 or C866 Used Sams 2627 for print and covers this model close enough to troubleshoot.

Toshiba
CF2665K/TAC9000
Poor vertical linearity
C301 off pin 29 of IC501, 1uf/50v hi temp

Toshiba
CF35E50/TAC9524
Low vertical scan(33%), horz lines, then shut down. Must be unpluged to reset.
Defective connection at C467(.015uf/630v)

toshiba
cx32630
dead
c972 2200mf/6.3v

toshiba
cx32d60/tac9442
audio wont get very loud
QN13 leaking and turning on muting circuit,ecg85

Toshiba
CF27G50
immediate shutdown
Q471 and Q472 x-ray protect transistors leaky

toshiba
213rae 212rae & similars
power supply is ok,but goes down when the set is turned on
470p 2kv cap in parallel with hor out is defective-so replace it-
Comments:this caps defects not always is a total short circuit, so many times dissapointed unattetion inspections

Toshiba
CF2660R / TAC9103
Intermittent - Bright areas across screen (straight horz lines)
Def conn at P902 connector pin 11. Loc on CRT ckt bd.
Comments:Pin 11 had carbon around pin. Solder all pins on P902 and P903, both on CRT ckt bd.

Toshiba
TP55D81
No tuner audio - AUX in works fine
CXA1124 - Inside sheilded can module behind tuner

Toshiba
CX35D81 / TAC9463
Low sound at turn on, gets louder as set heats up.
Defective connections on ICs located in MVUS32S (Vid/Aud IF Mod)
Comments: SBX1637-11 located inside of MVUS32S module.

Toshiba
32A42A
HOT, D444 and D461 heats up real fast and shutdown in about 20 sec.
Check D466, part #23357248, DZ2.7, near QA01 Micro-Comp

toshiba
TP50H15 TAC9857
SHUTDOWN, Q370 Collector 16v
C370 100uf 50v cap. open,

Toshiba
CF3062A
TAC9150
No picture/sound, won't turn on, "Clicks" only.
F802 (GMA 1.6a) Q404 (2SD1428) hot, C416 (10uf/100v) dvr tnsf filter.

Toshiba
Model:CF3060K
Chassis:
Vertical linearity
Replace C308 220ufd@35V, C306 1000ufd@25v, and C305 2.2ufd@50v
Comments: All caps should be hi-temp 105

Toshiba
CF3060
TAC8925
DEAD - Relay clicks - Regulator OK - NO Horiz. Drive
C410 - 220@16 and D410 - 6.8v zener off pin 10 of IC501
C410 was shorted. I replaced D410 as a precautionary measure

Toshiba
Model:CX35D60
Chassis:n/a
Shuts down (screen turns blue just before)
H-K short in CRT apply isolation transformer for filiments

Toshiba
Model: CF32E50
Chassis:
No verticle deflection, open fuse F301(500ma) in verticle circuit
This set came into be repaired and the only problem that could be found was the open F301, after replacing this fuse the set would play perfectly for approx. 1 year and then would come back with the same fuse open again. A Toshiba Tech said that that fuse should be replaced with a 1 amp fuse to solve the problem of the fuse opening as it had been.

Toshiba
CX32D60
TAC9442
Won't turn on, clicks only.
Q801(STR S5241); C863 (4.7uf/50v)


Toshiba
CX2767J
DEAD SET - RELAY CLICKS ON THEN OFF - SET WON'T COME ON
CAPACITOR C863 4.7UF 5OVDC NEAR "STRS" REGULATOR

Toshiba
CX32D60
NO Sound
REPLACE ICA01 (23905078)And IC610(ta8200ah)

Toshiba
cx32d60
tac9442
dead
Q801 STR S5241 Bad

Toshiba
CX32C80
TAC9243
No Sound
Q180 (RN2205 Toshiba #A6012050)
Comments: This is a special transistor with internal resistors


Toshiba
CX32C81
TAC9243
No Sound
Q180 (RN2205 Toshiba #A6012050)
Comments:This is a special transistor that has internal resistors built into it.



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