Kenwood TK-80 Service Manual page 76

A B C D
TK-80
PC BOARD
1
2
CONTROL UNIT (X53-3570-21) Foil side view (J72-0381-12)
3
4
5
6
7
8
9
L8
10
J72-0381-12
11
Ref. No. Address Ref. No. Address
IC3 7F D1
12
IC4 5P D4
Q1 5O D5
Q2 5P D6
Q7 5O D14
13
14
E F G H
S3
C56
C55
1 8
IC3
4 5
C57
6M
4O
6O
6P
4O
I J K
S1
R137
R136
R135
R134
R47
R49
L7
L M N O
CONTROL UNIT (X53-3570-21) Foil side view (J72-0381-12)
L4
R149
D6
D1
R43
D5
C107
R147
+
P Q R S
TK-80
PC BOARD
+
Q2
R31 C32
R30 C31
R29 C30
R28 C29
R27 C28
R26 C27
+
C26
R25
R24
C25
C24
R32
Component side
Layer 1
Layer 2
Foil side
1
2
3
4
5
6
7
8
9
10
11
12
13
14