21Pin/In/Out - Toshiba VTV1403S Service Manual

Color television/ video cassette recorder
Table of Contents

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A
B
8
FROM/TO MICON
KEY_A
7
KEY_B
AT+5V
TUNER_ON/OFF
EXT_IN_L
TU_AUDIO_MUTE_H
REM+5V
6.3V
6
TP4201
VIDEO OUT
19
NC
5
W804
21_Y
4
5.0
R4210
TUNER_ON/OFF
0
4.7K
0
TUNER SW
Q4210
2SC2412K
3
2
NOTE:
THE DC VOLTAGE AT EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK
1
A
B
G-7
C
21PIN/IN/OUT SCHEMATIC DIAGRAM
W869
C4206
(UK)
0.01 B
C4217
0.01 B
C2205
0.1
B
C2206
100
KA
R4223
R4222
R4221
68
82
75
20
0
2.5
0
0
0
0
0
0
0
0
0
21
19
17
15
13
11
9
7
5
3
1
J4201
20
18
16
14
12
10
8
6
4
2
0350_9982_05
0
0
0
0
0
0
0
0
0
0
NC
NC
W817
W805
B4202
C4230
W4BRH3.5X6X1
C4215
470P CH
0.001 CH
L4203
10uH
R4239
4.7K
L4202
R4207
82 1/2W
100uH
W807
0
R4225
1.8
BUFFER
100
0
0
Q4202
2SA1037AK
0
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D
E
(SYSCON PCB)
C4209_1
16V
100
YK
0
0
MUTE SW
Q4205
2SC2412K
0
R4202
33K 1/4W
5.1
PERI SW
Q4207
2SC2412K
R.SIGNAL
G.SIGNAL
B.SIGNAL
D
E
F
G
JACK_V
TUNER_A
C4201
16V
100
YK
P.CON+8V
AUDIO SIGNAL(REC)
PLAYBACK LUMINANCE SIGNAL
AUDIO SIGNAL(PB)
PLAYBACK COLOR SIGNAL
TUNER AUDIO SIGNAL
RECORD LUMINANCE SIGNAL
TUNER VIDEO SIGNAL
RECORD COLOR SIGNAL
F
G
H
8
7
FROM/TO POWER
P.CON+5V
REM+5V
GND
P.CON+8V
6
FROM CHROMA/IF
TUNER_A
5
JACK_V
4
TO Y/C/A/H.AMP
REAR_A_IN_L
REAR_V_IN
3
TO CHROMA/IF
21_Y
21_R
21_G
21_B
2
PCB010
VMA240
1
H
G-8

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