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
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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
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 _ _
i
I
_7
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 [
I
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
\\
//
i>
CPgO/_CP%5)
B2013H02 109
N_
N_
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
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
IF
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
J
46
0
0
W81_
W802
3SS333
W_20
JJ
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