TK-3180
SCHEMATIC DIAGRAM
50
7
6
5
4
3
2
1
A
B
C
D
E
X54-347 1/2
C524
4.7u16
IC503
HD74LV2G34AUS
1
1A
2
3Y
3
2A
4
GND
5
2Y
6
3A
7
1Y
8
VCC
1
1A
2
3Y
3
2A
4
GND
5
2Y
6
3A
7
1Y
8
VCC
R571
0
C538
4.7u
R545
R546
C527
1u10
CN507
E40-6410-05
1
2
3
4
5
L553
R542
470
R547
R574
C501
470p
C525
470p
C528
1u10
C556
1000p
R544
R541
470
C537
4.7u
C555
1u
L550
R575
0
1
VIN
2
VSS
3
NC1
4
NC2
5
VoUT
R552
470
C500
470p
C503
470p
R560
470k
L554
R573
470k
C523
4.7u16
C502
470p
R543
470
CN508
E40-6413-05
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
C553
1000p
2SJ144(Y)
Q505
S
D
G
R540
470
C554
1000p
C2+
V5out
(X54-3470-XX)
RESET
SCL
GND
X54-3470-XX
P/S
C1+
SIDE KEY
SECTION
LCD ASSY
(B38-0900-05)
C1-
K1
LCD CONTROL
K1
OSC1
LCD CONTROL
SW1
PTT
Vci
SW2
VOLTAGE
REGULATOR/LCD
OSC2
NC
V5
Vss
CONTRAST CONTROL
CS
GND
SW1
SIO
PTT
DISPLAY UNIT
RS
SW2
VDD
C2-
R/W
Vss
B30-2215-05
NO
D516
D515
B30-2215-05
NO
NO
B30-2215-05
D514
NO
D513
B30-2215-05
NO
B30-2215-05
D512
B30-2215-05
D511
NO
IC502
HD74LV2G34AUS
470k
82k
39k
0
150k
SW2
SW1
5M
LCDRS
LCDCS
CLK
DATA
LCDRST
PTT
K
K3
-10
-11
NO
R524
390
NO
R525
390
NO
R526
390
IC501
XC6201P352MR
3.51V
3.51V
4.98V