Buffer - Toshiba 14AF41C Service Manual

A B
8
OS101
PIC-28143SY-2
7
RED LED
V-BUFFER
ON TIMER/POWER ON
Q101
D109 2SC2412K
SLR-342VCT32
6
FROM CHROMA/IF
SYNC_OUT
C132
820P CH
AFT_OUT
5
FROM DEFLECTION R126 2.7K R101 560
V.OUT1
AFC
W804
X-RAY
4
FROM POWER
P.CON+9V
GND_POWER
P.FAIL
0.2
0.36 EMERGENCY DET.
EMERGENCY1
Q104
DTC114TKA
0
3
FROM AV
CV_IN
R152 D106
1K 1SS355
2
SWITCH
0
Q107_1
DTC114TKA
4.8
0
NOTE: THE DC VOLTAGE AT EACH PART WAS MEASURED
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
1
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
A B
C
MICON/TUNER SCHEMATIC DIAGRAM
H-BUFFER
Q102
4.8 4.8
0 2SC2412K
0
0
0
MICON IC
IC101 OEC7054A
4.8
H SYNC OSD R
4.8
OSD G
V SYNC
R117
0
NC OSD B
R115
10K
47K 4.9
REMOCON OSD BLK
R118
0.3 SYNC SEP.
0
R150 TIM2 X-RAY TEST
Q109
0
10K
2SC2412K
4.7K R151
0 0.3
SYNC NC
4.7K
5.0
KEY 1 EXT MUTE
R114
R104
2.2K 5.0
KEY 2 TV MUTE
R116
560
2.2K 0
X RAY BBE H
2.5
AFT IIC OFF
0
GND NC
0
GND POWER
0
GND H TONE OUT
0
NC SCL1
NC
0
0
4.8
P FAIL SCL2 (PIP)
EMERGENCY DET.
5.0 R112
Q105
0
S.OUT SDA1
DTA114EKA
10K
R113
0
S.CLK SDA2 (PIP)
C122
R102 10K
5.0
50V 1 KA 1K AVCC SPOT KILLER
C121
1.7
HLF DEGAUSS H
200P CH
R106
1.7
RVCO
15K
C128
3.5
VHOLD AV2
0.001 B
C124
2.8
CVIN AV1
0.1 B
0
CNVSS RESET
2.3
X.IN OSC2
1.9
X101
X.OUT OSC1
EFOEC8004T4
1
0
VSS VCC
C119
0.68 TF
C118
6.3V 470 YK
CAUTION: SINCE THESE PARTS MARKED BY
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
C
D E
(MAIN PCB)
TU001 TECC1040PG32D
R139
1K 1/4W
R123
0
R140
4.7K
R122
0 1K
R141
4.7K
R121
0 1K 1/4W
D102
4.7K
D107
W805
0 1SS133
1SS133
15.9
0 0
R142
X-RAY TEST
0
R125
0
Q103
10K 1/4W
KRC102RTK
47K
0
R119
0 47K
0
NC R124
R138
4.9 47K
1K
0 S808Y
NC
2
5.0
R110
R107
0 10K
1K 1/4W C108_1 270P B
5.0
R108 2.2K
C109_1
0
270P B
5.0
R109
3
2.2K 1/4W
0
4.8
4
NC
S807Y
0
0
NC
0
NC
0
NC
5.0
C101_1
C114
3.2 0.022 F
82P CH
C113
3.3 5.0 5.0 0 5.0
5 6 7 8
82P CH
5.0
4 3 2 1
0 0 0 0
W822
ARE
ATTENTION: LES PIECES REPAREES PAR UN
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D E
F G
C007_1
0.01 F
AGC
TP001
FROM/TO CHROMA/IF
C003
R.OUT
50V 2.2 KA AGC
SCL
SDA
IF
OSD_R
OSD_G
OSD_B
OSD_BLK
TO DEFLECTION
X-RAY_TEST
FROM/TO AV
SCL
SDA
EXT_MUTE
FROM/TO SOUND
TV_MUTE
SCL
SDA
FROM/TO POWER
POWER
GND_SIGNAL
P.CON+5V_W/BL
+B
AT+5V
DEGAUSS_H
RESET IC
IC103
PST600C
VCC GND V.OUT
1 2 3
5.0 0 5.0
R133 D103
10K 1SS133
C116 C117
0.68 TF 0.68 TF
CAUTION: DIGITAL TRANSISTOR
CAUTION: DIGITAL TRANSISTOR
ETANT
F G
H
8
7
6
5
4
3
ACCESORY
2
BT001
R03(AB)E_20_T
BT002 TM101
R03(AB)E_20_T SBKMOP006A
PCB010
TMA510
R.SIGNAL
1
H