Kenwood TM-271A Service Manual page 29

Vhf fm transceiver
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J
K
DISPLAY UNIT (X54-3450-10) Component side view (J72-0905-09)
D29
D30
R47
R48
D24
D23
REV
1
ENCA
CM
ENCB
MIC KEY
DI
CE
CL
DO
5C
8C
VOL
POWER
RXD
BRI
PTT
GND
ME
18
MIC
L1
C27
L
M
S1
ENCODER
FUNCTION
DISPLAY UNIT (X54-3450-10) Foil side view (J72-0905-09)
C25
R54
R26
R49
R44
R50
R45
R41
C34
C35
N
O
P
PC BOARD
D4
Q10
2 3
1
5
Q12
Q
R
TM-271A/271E
Ref. No. Address
Layer 1
Layer 2
J72-0905-09
Ref. No. Address
Layer 1
Layer 2
J72-0905-09
S
1
2
D2
6F
D3
6J
D4
5O
D19
4G
D20
4P
3
D21
4E
D22
4I
D23
4J
D24
4K
4
D25
3G
D26
3F
D27
3E
D28
3I
D29
3J
5
D30
3K
6
Component side
Foil side
7
8
IC3
11H
Q6
10M
Q9
11M
9
Q10
10N
Q12
10N
D31
9C
10
11
12
Component side
Foil side
13
29
14

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