Toshiba 27A41C User manual

FILE NO. 053-200112

TOSHIBA _o_._

SERVICE MANUAL

COLOR TELEVISION

This supplement serves as

Please refer to this

servicingthismodel.

the Manual, file number 050-200112.

original Service Manual when

¸222222222222222222¸ ¸

Change of MAIN PCB

ELECTRICAL REPLACEMENT PARTS LIST

MFR'S VERSION A

REF. NO. PART NO. DESCRIPTION

IC101 156D07054A IC OEC7054A

R621

R624 R002T2681J RC 680 OHM 1/2W

COMPOUND TRANSISTOR

Q601 TNYJB05001 DTC114EKAT146

MAIN PCB ASS'Y (VERSION A)

PCB010 A3K109E010K TMA509A

MAIN PCB's are interchangeable.

TSB P/N

AD300051

AD301528

AD300826

PART NO.

56D07054B

R00202121J

R002T2121J

&3K109E010K

MFR'S VERSION C

DESCRIPTION

IC OEC7054B

RC 120 OHM 1/2W

DEL

MAiN PCB ASS'Y(VERSION C

TMA509B

TSB PIN

AD301525

AD300849

AD301527

AD300826

WHEN REPLACING EEPROM (MEMORY) IC

MFR'S VERSION A MFR'S VERSION C

ADDRESS DATA DATA

0B 84 C4

03 30 31

PRINTED CIRCUIT BOARDS

MAIN/VIDEO JACK (INSERTED PARTS)

SOLDER SIDE

(VERSION C)

ADD: R621, S107X,

$107Y

A I B I C I O I E I F I G I R

KDEFLECTIONSCHEMATICDIAGRAM (MAIN PCa) (VERSION C) a

pCON+BV

pCON+gV

ONO 9OWER

FBT+D

+D >

AT+40V

I_ROM'TOV'O00_W'_0"II

ArC z

V OUT1

X RAY TEST

VOUTI z

ArC

X RAY

POWER

AFC

V OUT]

V OUT2 >

14OUT

ABCL z

&OUT _ \\

R OUT _ _

KRC

R407

g9K 1/4W

OH 0

MTZJ11B

_1S402

763WAA0216

T401 ZTS/1% 3 _ _IOUT

SD2499(LBOEC/)

....!

R404

1% 1/2W

_,W 159 Q40_ C424

] _ °TA/44EKA

109 500V 000/_ B

82K÷1% 56_ +1% • AUO_EIC

:¢

TPO04

R414 R408 _

22D [

CP401 I

TS 80p 04 V_

1K 1W

C418

I_ C42B 2

200V&47 FHS q_

2K'_900/ HR

F_401 3227008R

I C427

IOOV&1 t

CPgO/_CP%5)

B2013H02 109

CD803 CD805

M1098 OO9IA SM1098 OO9 IA

ANORD

FORCUS

SCREEN

ADD: 8107X, $107Y

<_aDEFLECTIONSIGNAL

<:4 R SIGNAL

<_ G SIGNAL

<:< &SIGNAL

CD_I

CU2A3601

CAUTION:DIGITALTRANSISTOR

1 NOTE:THE RESISTOR MARKED F IS FUSE RESISTOR 1

NOTE:THEDCVOLTAGE AT EACHPART WAS MEASURED NOT[:T_IIS SCHEMATICDIAC,RAM IS THELATESTAT THE TIME CAUTION: SINCE THESEPARTS MARKED BY _ AR£ ATTENTION: LES PIECESREPAREESPARUN Z_ ETANr THE ALUM] ELECTROLYTIC CAPACllDR MARKED NP

WITH TH£ DIGITAL rESTER WHEN THE COLOR BROADCASr OF PRiNTiNG AND SUBJECT TO CFIANGEWITHOUT NOTICEo CRITICAL FORSAFETY,USE ONES DANGEREUSESAN POINT DE VUE SECURITE [S NON POLAR ONE

WAS RECEIVEDIN GOODCONDII'ION AND PIg FUREIS NORMAL DESCRIBEDIN PARTS LIST ONLY o N UTILISER QUECELLSDECRITES

DANS LA NOMENCLATUREDES PIECE%

A I B I C I D I E I e I G I H

A I B I C I O I E I r I G I N

COUT )

GND POWSR

ArT OUT <

AgC

CHROMA/IFSCHEMATICDIAGRAM (MAIN PCB) (VERSION C)

gF204

<::]_

CF203

TPSRA4MSOCOOAO

62 _REAMP

3_ Q204

KTC38_13 RT_

50V_ KA

NOTE:THIS SCHEMATIC DIAGRAM IST_IE LArESTAT T_IETIME

OF FRINT_NGAND SUB fECT ,tO C_IANGEWITI_OUT NOTICE o

NOTE:THEDCVOLTAGEA[ EACll PARTWAS MEASURED

WI_H T_IEDIGITAL TESTER W_IENT_IE COLOR[BROADCAST

WAS RECEIVEDIN GOODCONDITION AND PICTURE IS NORMAL¸

NOTE:THERESISTORMARKEDF ISFUSERESISTOR

THEALUMI ELECTROLYTICCAPACITORMARKEDNP

ISNONPOLARONE

14 3

3 2

W81_

W802

3SS333

W_20

4_ TUNERAUDIO SIGNAL

_<] TUNERVIDEOSIGNAL

<<_ LUMINANCE SIGNAL

<<:<]COLORSIGNAL

DEFLECTIONSIGNAL

<_1R.SIGNAL

G.SIGNAL

<< B SIGNAL

) SYNg OUT

< _ SDA

SCL

OSD G

OSD R

H TONE H

OSD _LK

PROTECT

21p OSD B

_Ip OSD G

< 21P OSD R

< 21P SW

< AT+12V

VOUT2

HOUT

ABeL

_OUT

S OUT

ROUT

AFC

VOUT1

ADD: R621

A I B I C I D I E I F I G I N

TOSHIBA CORPORATION

1-1, SHIBAURA 1-CHOr_/_E, MINATO-KU, TOKYO I05-B001, JAPAN

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