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7-6. PRINTED WIRING BOARDS – DRIVER Section – • See page 42 for Circuit Boards Location. • : Uses unleaded solder.<br />
A<br />
B<br />
C<br />
D<br />
E<br />
F<br />
G<br />
H<br />
<strong>HCD</strong>-<strong>GZR7D</strong>/<strong>GZR8D</strong>/GZR9D<br />
1<br />
M751<br />
(LOADING)<br />
• Semiconductor<br />
Location<br />
Ref. No. Location<br />
D701 D-6<br />
D711 D-6<br />
IC701 F-6<br />
IC712 F-7<br />
IC731 E-11<br />
Q731 C-9<br />
49<br />
49<br />
<strong>HCD</strong>-<strong>GZR7D</strong>/<strong>GZR8D</strong>/GZR9D<br />
2 3 4 5 6 7 8 9 10 11 12 13 14<br />
CN721<br />
RE701<br />
CN711<br />
RE701<br />
(DISC TRAY ADDRESS DETECT)<br />
CN704<br />
CN703<br />
2<br />
1<br />
4<br />
1<br />
JW713<br />
JW714<br />
R702<br />
C751<br />
D701<br />
1<br />
9<br />
C737<br />
C736<br />
C735<br />
R723<br />
R722<br />
R721<br />
R701<br />
IC701<br />
D711<br />
R711<br />
R712<br />
R713<br />
JW701<br />
IC712<br />
JW710<br />
R734<br />
C741<br />
JW709<br />
CN702<br />
1<br />
9<br />
R732<br />
JW708<br />
R736<br />
R733<br />
JW711<br />
JW704<br />
JW703<br />
JW702<br />
JW707<br />
R731<br />
JW706<br />
JW705<br />
1 2<br />
CN705<br />
B C E<br />
C731<br />
R751<br />
C752<br />
JW712<br />
Q731<br />
C715<br />
CN701<br />
A<br />
MAIN<br />
BOARD<br />
CN504<br />
(Page 58)<br />
CN742<br />
1<br />
2<br />
IC731<br />
CN751<br />
3<br />
4<br />
M741<br />
(TABLE)<br />
S751<br />
(OPEN/CLOSE DETECT)<br />
S751<br />
CLOSE OPEN<br />
CN731<br />
CN741
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