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4-5. PRINTED WIRING BOARD – MAIN Board (Conductor Side) –
1
2
MAIN BOARD
(CONDUCTOR SIDE)
A
B
C821
C439
C414
1
C
C415
C416
S802
HOLD
HOLD
r
OFF
20
D
+
C423
C428
C430
C426
C451
E
E
F
Q402
C
J401
DC IN 3V
G
–
+
H
J301
i
D101, 201, 302 – 304, 441
I
D-NE330/NE331
: Uses unleaded solder.
3
4
5
C445
R457
W402
D406
R455
C452
80
61
60
C851
R417
R454
D441
R423
IC401
R425
Q407
E C B
R426
R435
41
R433
21
40
C429
Q405
1
8
Q411
C433
E C B
C435
4
5
R465
C434
+
(EXCEPT NE330: US, CND)
C431
E C B
R431
Q412
C432
C461
R406
C460
R401
Q408
B
CB605
R470
B C E
Q406
R405
B C E
RB601
R404
R612
R411
C409
D403
D303
D302
D201
C205 +
(NE330: US, CND)
R214 R213
5
4
IC301
C304
FB101
R208
R108
1
8
R104
C107
C302
R302
R105
C308
C113
Q303
C111
Q302
C110
S
D
G
R308
6
7
8
(NE331: 1E18, HK)
DRY BATTERY
RECHARGEABLE
SIZE "AA"
BATTERY
(IEC DESIGNATION LR6)
NH-7WMAA
1PC. 1.5V
1PC. 1.2V 700 mAh
R851
5
8
IC802
1
4
R820
C845
R894
X601
37
36
C894
C836
C835
R819
R807
C842
C843
C803
C841
C834
72
1
IC801
73
144
C833
C862
1
R611
R610
R601
108
109
C828
C829
C611
R615
C831
R613
C832
C607
C610
R604
IC851
C899
2
1
25
IC603
3
4
R867
26
5
4
IC302
1
3
S
G
D
Q301
K
A
D301
11
1-868-466-
(11)
13
13
• Semiconductor
9
Location
Ref. No. Location
D101
D201
D301
D302
D303
D304
D403
D406
D441
IC301
IC302
W401
IC401
IC603
IC801
IC802
IC851
Q301
Q302
Q303
Q402
Q405
C805
Q406
Q407
Q408
Q411
Q412
1
A
CN604
SWITCH
BOARD
10
CN1002
(Page 14)
50
R866
When MAIN board is replaced or EEPROM (IC802) on the MAIN board is
replaced, patch processing is needed.
Confirm about information of patch processing to each service headquarters.
D-NE330/NE331
Ver. 1.3
G-3
G-3
I-6
G-3
G-3
G-3
F-3
C-4
C-4
H-4
I-6
C-3
H-6
E-7
D-7
G-8
I-6
I-5
I-5
F-3
D-4
F-3
D-4
F-3
D-5
E-3
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