Printed Circuit Boards - Yamaha R-N602 Service Manual

A B
R-N602

■ PRINTED CIRCUIT BOARDS

1
2
3
ACPWR_DET
CPU_N_RST
MAIN (3)
(CB280)
4
MAIN (3)
(W2781)
5
OPERATION (11)
(W4271)
6
7
56
C D
DIGITAL
(Side A)
NETWORK
CB952
5
+3.3M
DGND
8
PRY
DEST
(for factory)
+5.5V
+5.5V
DGND
DGND
DGND
5 4
IC64
1 3
+5USB
+5USB
UGND
UGND
CB23
MAIN (2)
(CB263)
NETWORK module
E F
No replacement part available.
サービス部品供給なし
1
8
4 5
4
12 1
13 48
1
8 1
IC61
IC73
9 16
24 37
25 36
IC957
4 1
5 8
4 3
1 2
10 1
38
39
IC958
11 20
IC21
64
65
CB951
IC28
4 3
1 2
CB25
CB953
OPERATION (11)
(W4272)
MAIN (2)
(CB264)
G H
• Semiconductor Location
Ref no. Location Ref no. Location Ref no. Location Ref no. Location
D205 D3 IC61 G3 IC73 F3 Q202
D603 D4 IC62 H3 IC74 H3 Q203
IC21 G4 IC64 D4 IC957 F4 Q204
IC22 H4 IC67 E3 IC958 E4 Q205
IC25 F4 IC69 G3 IC959 G3 Q206
IC28 G5 IC71 I3 Q201 H4 Q207
5 4
1 3
IC74
28 15
4 1
IC62
1 4
IC71
5 8
2 3
14
1
5 4
IC22
8 1
Writing port
1
128
103
102
CB21
CB30
OPERATION (4)
(CB439)
I J
Ref no. Location
H5 Q208 F5
H4 Q210 F4
H4 Q608 F3
F4 Q609 F2
H5
E5
+5D
AV1_D
AV2_D
DGND
AV3_D
AV4_D
DGND
AE
ADR
AE
ADL
+5A
NETR
NETE
NETL
OPERATION (4)
(CB436)
CB66
OPERATION (3)
(W4302)
OPERATION (1)
(CB402)