Sony SA-CT770 - Printed Wiring Board - IO Board; Schematic Diagram - IO Board

HT-CT770
HT-CT770
3131
5-5. PRINTED WIRING BOARD - IO Board -
• : Uses unleaded solder.
• See page 30 for Circuit Boards Location.
1
9
CN201
C201
C202
13
IC201
CAM201
R202R203
R204
C203
JL201
JL202
JL203
JL204
JL205
JL206
JL207
JL208
R201
J201
IO BOARD
(COMPONENT SIDE)
IO BOARD
(CONDUCTOR SIDE)
(CHASSIS)
MAIN
BOARD
CN2005
>03P
ANALOG IN
OPT (TV)
DIGITAL IN
1-889-798-
12
(12)
1-889-798-
12
(12)
A
B
C
D
1 2 3
5-6. SCHEMATIC DIAGRAM - IO Board -
3.3
3.3
220p
C202
0.1
C203
220p
C201
J201
JL201
JL202
JL204
JL205
JL203
JL206
2.2k
R202
0
R201
100
R204
2.2kR203
JSR1124
IC201
VOUT
1
GND
2
VCC
3
9P
CN201
SW3.3V1
OPT2
DGND3
Lch4
AGND5
Rch6
AGND7
8IR4V
9IR
JL207
JL208
IC201
OPTICAL RECEIVER
ANALOG IN
OPT (TV) DIGITAL IN
IO BOARD
CN2005
MAIN
>03S
(2/6)
BOARD
(CHASSIS)
CAM201
1
C
2
B
3
A
45
(Page 37)
(Page 34)