Kenwood NX-220 Service Manual page 113

A B C D
NX-220
PC BOARD /
1
DISPLAY UNIT (X54-3760-XX) -10: C -12: C2
Component side view (J79-0312-09)
2
3
4
5
C93
L3
6
7
C4
R5
R7
4 3
R6
Q1
R1
R3 5 1
8
C1
Q6
9
J79-0312-09 A/3
10
S1
AUX
11
J79-0312-09 B/3
12
13
14
E F G
印刷电路板
+
J79-0312
-09 C/3
–
D15
D16
CP3 CP2 CP5
CP4
CP6
L2
48 33
49 32
C83
C79
R72
IC8
C84
R73
64
17
1 16
CP10 CP11
CP13 CP12
C90
Q8
CP14
R75
R66 C78
R65
S2
PTT
H I J K
ED1
S3
S4
Side1
Side2
L M N O
PC BOARD /
DISPLAY UNIT (X54-3760-XX) -10: C -12: C2
Component side view (J79-0312-09)
S20
C
S16 S17
3 6
S15
B
S11 S12
2 5
S10
A
S6 S7
1 4
S5
S
Ref. No. Address Ref. No. Address
IC8 7F D10 5P
Q1 8C D11 7O
Q6 9D D12 5O
Q7 9D D13 8N
Q8 8D D14 4N
D1 8B D15 5E
D7 7Q D16 5E
D8 5Q D18 5H
D9 7P D19 7H
P Q R S
NX-220
印刷电路板
S18 S19
9 #
S13 S14
8 0
S8 S9
7
*
Component side
Layer 1
Layer 2
Layer 3
Layer 4
Foil side
1
2
3
4
5
6
7
8
9
10
11
12
13
14