Schematic Diagram - Video Board - Sony HCD-AZ33D Service Manual

7-13. SCHEMATIC DIAGRAM - VIDEO Board -

1 2
VIDEO BOARD
A
CN1201
13P
V 13
D-GND 12
C 11
D-GND 10
B
B
Y 9
D-GND 8
DMB17
7
Y/G
BOARD
(2/4)
6
D-GND
CN303
5
Cb/B
(Page 39)
4
WIDE
3
Cr/R
2
DSEL/DISCEXT
C
1
RGBSEL
D
CN1203
M 3P
VMUTE 3
E
V-GND 2
MAIN
BOARD
V+5V 1
(3/5)
NO955
(Page 49)
F
HCD-AZ33D
• See page 35 for Waveforms. • See page 65 for IC Block Diagrams.
3 4 5
FB1210
C1201
0
1
50V
2.6
14
(3.1) 0
13
C1202 1 50V
2.6
12
11
C1203 1 50V
C1227
(1.6) 0.5
0.1
10
3.2
9
C1204
0.1
2.5
8
R1202
100
7
C1205 22 50V
(1.6) 0.3
6
C1206 1 50V
5
5
C1207 1 50V
(1.6) 0.2
4
(3.1) 0
3
1 50V
C1208
2.6
2
5
1
C1209
0.1
R1209 C1210
100 100
10V
L1201
10uH
IC1201
VIDEO AMP, 75Ω DRIVER
R1203
10k
6 7 8
51
52
IC1201
MM1758AFBE
CR IN
C1211
GND2 15
R1204
1000
6.3V 75
0.8 (2.5)
MUTE2
16
CR OUT
CB IN C1212
17
GND2
1000 R1205
6.3V
75
1.1 (2.5)
CLP
CB OUT 18
C1213
CY IN
19
GND2 1000 R1206
6.3V
75
1.2 (2.1)
I/P
CY OUT 20
R1207
75
0.9 (2.2)
BIAS
21
Y OUT
C1214
GND1
1000
GND2 22
R1208
6.3V
75
2.9 (2.2)
Y IN
CVBS OUT 23
C1215
YC MIX 54
1000
S2 24
6.3V
0
CVBS IN
C1216
S1 25 R1211
0.1
75
MUTE1 0.8 (2.5)
C OUT 26
0
C IN
S-DC OUT 27
R1210
5 10k
VCC1
VCC2 28
55
56
IC B/D
43 43
9 10
FB1201
0
FB1202
0
53
FB1203
0
FB1204 0
FB1205
0
FB1206
0
JR1220
0
C1224 C1217
22p
22p
C1223 C1221 C1219 C1218
JR1225
22p 22p 22p 22p
0
HCD-AZ33D
11 12
Y
J1203
P /C
B B
COMPONENT
VIDEO OUT
P /C
R R
J1202
VIDEO OUT
4 3
J1201
2 1
6P
S VIDEO OUT
EP1202
(CHASSIS)
EP1201
(CHASSIS)