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A
TK-3170
1
S
BATT
VR1
R31-0624-05
ENC
W02-1969-15
J82-0106-X5
2
PTT BORAD
(X57-701X-XX)(C/4)
S1
AUX
S70-0424-05
S2
PTT
S70-0457-05
J82-0105-X5
S3
1
SW1
3
2
3
S70-0424-05
4
S4
5
SW2
6
S70-0424-05
CN71
E40-5915-X5
D1
R1
0
RB521S-30
IC2
XC6204B502PR
5R PROTECT
1
NC
2
VSS
4
3
CE
VOLTAGE
REGULATOR/5V
VOLTAGE
DETECTOR/INT
IC1
XC61CC5002NR
3
NC
4
VSS
ON:5V
OFF:0V
5
Q4 1/2
T:5V
AVR/5C
R:0V
Q4
7.5V
FP210
R9
3.3k
Q1
5T
VOLTAGE
UMG3N
Q1
CONTROL
UMG3N
6
Q5
UPA672T
R2
15k
Q5 1/2
Q5 2/2
5TC SW
SAVE SW
7
54
X57-701 (B/4) 1/6, X57-701 (C/4) 1/1
B
SCHEMATIC DIAGRAM
TX-RX UNIT :CONTROL SECTION (X57-701X-XX)(B/4)
CN1
E41-2440-05
1
BATSEL
NC
2
GND
3
4
toCPU
5V
5
NC
6
S3A
7
8
S1B
9
S*C
10
S1A
S2B
11
12
NC
13
SB
14
SB
15
SB
CN8
E40-5915-05
AUX
1
PTT
2
SIDE1
3
SIDE2
4
GND
5
GND
6
L1
5
VoUT
4
VIN
2
LOGIC
VIN
INVERTER
Q29
C6
SSM3K15TE(F)
470p
1
VOUT
R11
47k
C20
R22
0
4700p
5R CONTROL SW
Q4 2/2
Q8
T:0V
DTA114EE
AVR/5T
R:5V
7.5V
5V
C30
R13
470p
3.3k
Q6
Q6
5C
VOLTAGE
CONTROL
T:5V
R:0V
R25
T:5V
15k
R:0V
LAMP ON:0V(Lo)
C
R23
0
EN4
EN3
EN2
EN1
7.5V
L2
AUX
L3
PTT
L4
SIDE1
L5
SIDE2
Q9
SSM6J08FU(F)
ON:0V
OFF:5V
5MS
CONTROL SW
VOLTAGE
DETECTOR/RESET
IC3
XC61CN3402NR
LG
3
2
NC
VIN
R16
330
4
1
Q7
VSS
VoUT
TX/RX
INDICATOR
CONTROL
D4
BACK LIGHT
CURRENT CONTROL
BACK LIGHT
D8,9,12,13
LAMP ON:4.9V
DC SUPPLY
OFF:0V
10KEY
Q13
BACK LIGHT
2SB1132(Q,R)
BACK LIGHT
CONTROL
Q12
2SC4617(S)
R61
330
D5,7
C49
LCD
BACK LIGHT
470p
OFF:4.8V(Hi)
Note : The components marked with a dot (
D
POWER ON:5V
7.5V
TX/RX
INDICATOR
D2
B30-2278-05
LR
T:5V
R21
R:0V
820
Q7
T:0V
UPA672T
R:5V
SSB
DC SUPPLY
SB
SW
Q16
R248
2SA1774(S)
0
SSB DC SUPPLY
CONTROL SW
7.4V
Q15
SSM3K15TE(F)
R250
0
•
) are parts of layer 1.
E
SEL
VOLIN
OFF:0V
5MS
5MSC
SAVE
RESET
INT
LEDR
LEDG
BATT
SSBC
5M
5TC
5MS
SB
5R
5C
5T
SSB
LCDBL
5RC
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