67
SCHEMATIC DIAGRAM
TH-D72A/D72E
X57-784 (A/3) 2/8
J
I
H
G
F
7 . 3 V
LAMPB
RLEDB
TLEDB
RLEDA
TLEDA
47C
PTT
TXD_IGPS
GP_ON
VGPS
ENC1
AFB_S
SAVE2
SPM
DTMF
BEEP
MICB_S
AFM
MICG
REM
33C
MICI
SPI
47C
SPG
33C
33C
33C
GP_PS
ENC1
ENC2
RXD_IGPS
AFB
R 7 4 6
1 0 0
J701
PTT
MIC
INT MIC
NC
33C
SPG
REM
NC
INT SP
SP
R706
1.8k
R704
100
R705
470
C706
0.22u
R 7 0 2
1 0 k
R707
10k
C702
1000p
R703
10k
C701
100u
6.3
D702
02DZ8.2F-Y
R 7 2 1
1 0 k
C734
0.1u
L 7 0 1
C709
0.1u
C708
0.1u
C P 3 8
L 7 0 2
R771
220
R770
22
0
R784
56
R769
56
R785
220
C768
470p
C750
470p
R737
6.8k
R735
22k
R736 10k
C749
1u
C767
470p
C788
470p
C786
470p
C789
470p
C787
470p
C703
470p
D712
D713
D714
D715
D719
D
718
D721
D720
D711
D710
D717
D709
D722
D723
R786
680
R772
680
R787
680
R788
680
R708
47k
R 7 4 3
2 2 k
R 7 4 1
4 7 k
R 7 4 2
1 0 k
C773
5600p
R 7 4 4
1 0 k
C 7 7 4
5 6 0 0 p
R739
10k
C772
5600p
Q708
UPA672T-A
Q710
UPA672T-A
R 7 4 5
0
R727
470k
C704
10u
C766
470p
SSM3J05FU-F
Q 7 0 1
C710
470p
D701
HZC6.8-E
D703
HZC6.8-E
R 7 4 7
4 7 k
C 7 7 7
4 7 0 p
Q 7 0 7
S S M 6 L 0 5 F U - F
C707
0.01u
C705
0.01u
I C 7 3 4
N J M 2 0 7 0 M - Z B
1
N C 1
2
+ I N P U T
3
- I N P U T
4
G N D 1
5 G N D 2
6 o U T P U T
7 V +
8 N C 2
R968
10
C970
0.047u
R 7 6 3
1 0
R 7 3 8
1 0 k
R719
0
C730
0.1u
C731
0.1u
D 7 0 6
MA2S111-F
R718
100k
D707
1SS388F
2SK1830F
Q 7 0 2
R 7 1 7
1 0 k
C732
1000p
C P H 3 4 1 7
Q 7 0 3
C769
1000p
C971
10u
C972
0.1u
R969
22k
R970
6.8k
I C 7 0 5
NJM2387A
1
VIN
2
CoNT
3
VoUT
4
VADJ
5
GND
C771
10
u
C973
10u
R 9 7 4 1 k
R 9 8 3
1 0 0 k
R 9 8 4
1 0 0 k
R991
15k
R992
15k
R993
15k
R 9 7 5 1 k
R997
47k
R966
220
C N 7 0 1
1
2
3
4
5
6
7
8
9
1 0
1 1
1 2
1 3
1 4
L 7 1 4
L 7 1 6
L 7 1 7
L 7 1 8
L 7 2 0
R 7 9 0
0
C735
C741
C742
C754
C755
C962
C987
C 7 7 5
0 . 0 1 u
C930
5600p
R 8 0 7
0
R 8 3 9
0
R 8 5 1
0
R 9 1 6
0
C 7 5 7
1 u 25
R 9 3 0
1 0 0
L 7 0 3
GPS MODULE
2-71
X57-784X-XX (A/3)
E
C735
C741
C742
C754
C755
C962
C987
0-11
470p
DC
SWITCH
DC SWITCH
SURGE
D 7 0 1
PROTECTION
PROTECTION
SURGE
D 7 0 3
AF POWER AMP
SWITCH
SWITCH
SURGE
PROTECTION
D 7 0 2
SWITCH
D 7 0 7
Q 7 0 3
LED
D 7 1 0 - D 7 1 5
D 7 1 8 - D 7 2 3
LED
LED
Q 7 0 8
DC SWITCH
Q 7 1 0
DC SWITCH
AVR
EXT SP
EXT MIC
ENC2
GND
ENC1
GND
GP_BU
NC
GND
AFVO
AFVI
GP_PS
TXD_IGPS
RXD_IGPS
33GP
GP_ON
1 0 0 0 p
1 0 0 0 p 1000p 1000p 1000p 1000p
GP_BU
47C
AFB
B
∗
∗
∗
∗
∗
∗
∗
Q 7 0 2
D 7 0 6
SPEED UP
ENCODER
B30-2278-05
B30-2278-05
B30-2215-05
B30-2215-05
K
TH-D72A
TH-D72E
NO
NO
NO
NO
NO
NO
NO
LED
TX-RX UNIT (X57-784X-XX) (A/3) : CONTROL SECTION