SCHEMATIC DIAGRAM
TK-3180
51
7
6
5
4
3
2
1
J
I
H
G
F
X54-347 2/2
C549
47p
R533
0
C551
47p
CP504
1k*2
R561
10k
D512
*
D513
*
C548
47p
S515
D501
R522
390
D500
MA2S111
C542
47p
C544
47p
D514
*
CP506
1k*2
C543
47p
C539
47p
S514
IC500
BU2099FV
1 VSS
2 NC
3 DATA
4 CLK
5 LCK
6 Q0
7 Q1
8 Q2
9 Q3
10
Q4
11
Q5
12
Q6
13
Q7
14
Q8
15
Q9
16
Q10
17
Q11
18
SO
19
OE
20
VDD
D502
R563
1k
S510
S513
R534
100
D518
CP503
1k*2
R526
*
S519
D519
C541
47p
R535
0
C546
47p
R570
0
R527
0
R501
1k
S505
S507
R517
0
R537
100
CP507
1k*2
C550
47p
C540
47p
R531
0
R567
1k
D520
R565
1k
R525
*
R559
0
C513
0.1u
S511
S508
R524
*
R562
1k
D515
*
R520 4.7k
2SB1132(Q,R)
Q502
S520
R564
1k
S518
L555
L92-0163-05
D516
*
CN510
CP501
1k*2
S509
D517
C518
470p
CP509
1k*2
R566
1k
D511
*
C545
47p
MIC500
T91-0579-05
S506
S512
S517
R500
1k
S516
CN511
C522
1000p
D522
D
A221
R568
1k
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
8
7
#
5
C
BACK LIGHT
CONTROL
B30-2215-05
D501,502,511-516
*
0
4
3
6
KEY CONTROL
B
D500
CONTRAST
CONTROL
AGND
(MAIN)
1
9
INT MIC
KEY
PROCESSOR
Q501,502
A
2
S
R518
330
2SC4617(S)
Q501
C508
470p
C562
1u
TO
TX-RX UNIT CN500
B30-2210-05
517-520
D501,502,511-520
KEY BACK LIGHT
5M
SW2
SW1
LCDRS
CLK
DATA
LCDCS
LCDRST
PTT
MIC
ME
PTT
DATA
LCDRST
CLK
LCDCS
KI2
5M
DGND
SB2
SPSTB
KI1
LCDRS
CN509
E40-6413-05
2SK1830
Q504
LCD RESET
LED ON:5.0V
OFF:2.7V
Note : The components marked with a dot (
•
) are parts of layer 1.
DISPLAY UNIT (X54-3470-XX)