Schematic Diagram - Kenwood TK-3170 Service Manual

A
TK-3170
1
S
BATT
VR1
R31-0624-05
ENC
W02-1969-15
2
PTT BORAD
(X57-701X-XX) (C/4)
S1
AUX
S70-0424-05
S2
PTT
S70-0457-05
S3
1
SW1
2
3
3
S70-0424-05
4
S4
5
SW2
6
S70-0424-05
CN71
E40-6568-05
D1
R1
0 RB521S-30
IC2
XC6204B502PR
5R PROTECT
1
NC VoUT
2
VSS
3
CE
4
VOLTAGE
REGULATOR/5V
VOLTAGE
DETECTOR/INT
IC1
XC61CC5002NR
3
NC
4
VSS VOUT
ON:5V
OFF:0V
5
Q4 1/2 Q4 2/2
T:5V
AVR/5C AVR/5T
R:0V
Q4
7.5V
FP210
R13
R9
3.3k
3.3k
Q1
5T
Q6
VOLTAGE
UMG3N
Q1
CONTROL
UMG3N
6
Q5
UPA672T-A
R2
15k
Q5 1/2 Q5 2/2
5TC SW SAVE SW
Note : The components marked with
a dot ( • ) are parts of layer 1.
7
28
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
E41-6519-05
1 BATSEL
NC
2
GND
3
toCPU
4
5V
5
NC
6
S3A
7
S1B
8
9 S*C
S1A
10
S2B
11
NC
12
13 SB
14 SB
15 SB
CN8
E40-6568-05
AUX
1
PTT
2
SIDE1 3
SIDE2
4
GND
5
GND 6
L1
5
4
VIN
VOLTAGE
DETECTOR/RESET
3
LOGIC
2
VIN
INVERTER
Q29
C6
SSM3K15TE(F) 4
470p
1
R11 47k
C20
R22 0
4700p
5R CONTROL SW
Q8
T:0V
DTA114EE
R:5V
5V 7.5V
C30
470p
Q6
BACK LIGHT
5C CONTROL
VOLTAGE
CONTROL
2SC4617(S)
R61
T:5V
470p
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
IC3
XC61CN3402NR
LG
2
NC VIN
R16
330
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
10KEY
OFF:0V
Q13 BACK LIGHT
2SB1132(Q,R)
Q12
330
D5,7
C49
LCD
BACK LIGHT
OFF:4.8V(Hi)
X57-701X-XX(B/4)
2-71 E 16key
2-72 E3 16key
2-73 E4 4key
2-74 E6 4key
D
POWER ON:5V
7.5V
TX/RX
INDICATOR
D2
B30-2278-05
LR
T:5V
R21
R:0V
820
Q7
T:0V
UPA672T-A
R:5V
SSB
DC SUPPLY
SB
SW
Q16
2SA1774(S)
R248
0
SSB DC SUPPLY
CONTROL SW
7.4V
Q15
SSM3K15TE(F)
R250
0
D8 D9 D12 D13
B30-2050-05 B30-2050-05 B30-2050-05 B30-2050-05
B30-2050-05 B30-2050-05 B30-2050-05 B30-2050-05
NO NO NO NO
NO NO NO NO
E
SEL
VOLIN
OFF:0V
5MS
5MSC
SAVE
RESET
INT
LEDR
LEDG
BATT
SSBC
5M
5TC
5MS
SB
5R
5C
5T
SSB
LCDBL
5RC
R75 R82 C199
390 390 0.1u
390 390 NO
NO NO 0.1u
NO NO NO