Toshiba 28ZT29B Schematic

FILE NO. 033-200223

SERVICE MANUAL

COLOUR TELEVISION

Z23G Chassis

28ZT29B

– SUMMARY –

28ZT29B is the same as 36ZT29B except for the parts tabled on back of this sheet.
Use this service manual together with the original service manual of 36ZT29B (File No. 030-

200214).

PUBLISHED IN JAPAN, Aug., 2002 So

REPLACEMENT PARTS LIST DIFFERENCES

Location

No.

A201S 23530431 Front Cover
A223 23035412 Screw, BTB4X12SZN
A231 23445632 Button, Power
A242 23428087 Door

* A401 23530272 Back Cover

A701 23064898 Carton
A702 23946394 Packing, Bottom
A703 23946395 Packing, Top
C315 24212222 CD, 2200pF, ±10%
C430 24820222 PF, 0.0022?F, 630V
C444 24503199 CF92T3Q752HA
C447 24820123 PF, 0.012?F, 630V
C477 24591471 PF, 470pF
C491 24503192 CF92T2G154JA
C492 24503192 CF92T2G154JA
C498 24591822 PF, 8200pF
C4490 24503282 CF92T2G164JA
C4491 24503251 CF92T2G184JA

* L901 23200489 Coil, Degaussing, TSB-2397CM

Q301 23905610 IC, LA7846N
Q304 23314794 Transistor, 2PC1815Y
R211 24366473 CF, 47k ohm
R227 24366333 CF, 33k ohm
R311 24366911 CF, 910 ohm
R313 24366132 CF, 1300 ohm
R317 24366102 CF, 1k ohm
R321 24552392 OMF, 3900 ohm, 1/2W
R324 24366681 CF, 680 ohm
R325 24366103 CF, 10k ohm
R328 24366102 CF, 1k ohm
R333 24552822 OMF, 8200 ohm, 1/2W

Part No. Description

Location

No.

R336 24383221 OMF, 220 ohm, 2W
R338 24552432 OMF, 4300 ohm, 1/2W
R353 24366471 CF, 470 ohm
R430 24011103 Chip, 10k ohm, 1/2W
R460 24366103 CF, 10k ohm
R474 24366104 CF, 100k ohm
R497 23366624 CF, 620k ohm
R498 24366683 CF, 68k ohm
R724 24366121 CF, 120 ohm
R920 24000945 FR, 1.8 ohm, 2W
RA71X 24366683 CF, 68k ohm
RA72X 24366223 CF, 22k ohm
RA73X 24366103 CF, 10k ohm
RA76X 24366103 CF, 10k ohm
S801X 23344416 Switch, Power
SA01X 23145430 Switch, Push, 1C1P
SA02X 23145430 Switch, Push, 1C1P
SA03X 23145430 Switch, Push, 1C1P
SA04X 23145430 Switch, Push, 1C1P
SA05X 23145430 Switch, Push, 1C1P

* T461 23236766 Transformer, Flyback,

U901 23788010 CRT-D Board, PD0491F

*

U902 23787347 SIGNAL Board, PD0492F

*

U903A 23787801 POWER Board, PD0493F-1

*

U903B 23787802 INDICATOR Board, PD0493F-2

*

U903C 23787803 CONT-2 Board, PD0493F-3

*

U904 23787344 DEF Board, PD0494D

*

* V901 23312994 Picture Tube, W66QDE991X81
* V901A 23903145 Socket, CRT

Part No. Description

TFB4188AH

TOSHIBA CORPORATION

1-1, SHIBAURA 1-CHOME, MINATO-KU, TOKYO 105-8001, JAPAN