HCD-C770/C990
40
40
7-9. PRINTED WIRING BOARDS – CHANGER Section –
•
See page 37 for Circuit Boards Location.
RELAY BOARD
IC701
IC721
IC711
2
3
1
4
1
1
2
1
3
B
DVD BOARD
CN006
4
3
G
2
1
ROTARY ENCODER
(STOCKER POSITION)
1-685-012-
11
(11)
1
9
2
1
4
3
2
1
SW (2) BOARD
3
1
(DISC IN (8cm))
S713
(DISC IN (8/12cm))
(ON: Play position)
S714
(ON: Play position (8cm disc only))
1-685-009-
11
(11)
SW (1) BOARD
SENSOR BOARD
IC751
MODE MOTOR BOARD
ROLLER MOTOR BOARD
STOCKER MOTOR BOARD
SW (3) BOARD
2
1
1-685-010-
11
(11)
OFF: When disc out
from play position
S715
4
1
4
SW (4) BOARD
(DISC OUT)
S716 (STOCKER IN/OUT)
OFF: The moment disc in/out
from stocker
S717 (DISC POSITION)
In the midst disc is moving between
play position and stocker,
ON: disc is play position side,
OFF: disc is stocker side
S718 (STOCKING)
OFF: In the midst disc is moving between
play position and stocker
1-685-011-
11
(11)
3
1
(DISC INSERT (8/12cm))
(ON: When disc insert)
1-685-008-
11
(11)
1
2
M
(STOCKER)
1-685-006-
11
(11)
K
A
E
C
3
1
1-685-004-
11
(11)
M
(MODE)
1 2 G 3 4
ROTARY ENCODER
(MODE)
7
1
1-685-005-
11
(11)
M
(ROLLER)
1
2
1-685-007-
11
(11)
6
5
5
6
3
2
1
A
B
C
D
E
F
1
2
3
4
5
6
7
8
1
1
9
9
DISC INSERT
DETECT SENSOR
E
• Semiconductor
Location
Ref. No.
Location
D701
D-5
D711
E-6
D721
E-5
IC701
D-5
IC711
E-5
IC721
D-5
IC751
F-4
Q731
E-4
(Page 42)
