Kenwood TH-D72A Service Manual page 58

A B
TH-D72A/D72E
1
TX-RX UNIT (X57-784X-XX) (A/3): CONTROL section
2
0-11: K, 2-71: E Foil side view (J79-0278-19 A/3)
CN769
LCD CONTRAST
3
CN716
33C
C708
4
C710
C722
1 5
IC701
3 4
5
C975
C720
R715
R714
R713
6
7
+
C746
C789
8
C786
C787
9
C788
10
11
TX-RX UNIT (X57-784X-XX) (B/3): PTT section
0-11: K, 2-71: E Foil side view (J79-0278-19 B/3)
12
13
58
14
C D
PC BOARD
NC
D712 D713
C755
REM
L701
R975
R992
R991
C717
C718
20 V5
V4
V3
V2
V1
C763
VDD
VSS
C764
VDD
D[7]
D[6]
D[5]
8 5 D[4]
D[3]
D[2]
IC703
D[1]
D[0]
1 4 /WR
A[0]
/RES
R980
1
/CS
+
R979
C729
+
C728
C719 R716
L708
F702
D710 D711
E F G
C754
SPG
SP
PTT
INT SP
MIC INT MIC
C765
CN718
H I
C735
R790
1 4
IC736
2 3
33C
NC
R998
C742
R807
R839
CN721
BV
R851
R771
R966
CN771
CN770
PSW
CN708
TXD_USB
CN707
RXD_USB
R817
CN741
THG_TH
R801
R740
R848
R843
CN719
C976
CN714
32K
1 6 R988
CN713
Q730
CLKC
3 4
J79-0278-19 B/3
J
D704
L706
R
CN710 CN763
RTS_USB
/SUSPEND
MAIN_WR
CN724 CN725
CN709
CTS_USB
15 KEY_O4
KEY_I3
C
KEY_I2
C
LAMP B
GND
PSW
MICI
C
MICG
33
SPG
SPI
KEY_O1
KEY_I4
KEY_O0
S
KEY_O2
1 KEY_O3
C
R816
RT
R829
CP77
D739