34
TK-290-11B
SCHEMATIC DIAGRAM
7
6
5
4
3
2
1
A
B
C
D
E
X57-613 1/6
TXLED
COD1
SP-
SP+
Q7
Q6
RXIN
AF
AMPSW
COD4
COD3
COD2
INAFC
AUDIH
N/CSW
B+
BLED
LAMP
PWSW
SB
EMC
MICE
C400
100p
C470
100p
R675
47k
R471
0
C406
100p
C460
100p
C459
100p
R436
1k
C468
100p
C472
100p
C410
100p
C474
100p
C471
100p
C404
100p
C411
100p
C409
100p
C408
100p
C473
100p
C462
100p
C403
100p
C401
100p
C456
100p
C461
100p
C469
100p
C407
100p
IC403
BU4094BCFV
1 STRB
2 DATA
3 CLK
4 Q1
5 Q2
6 Q3
7 Q4
8 VSS
9
QS
10
Q’S
11
Q8
12
Q7
13
Q6
14
Q5
15
OE
16
VDD
C458
100p
C405
100p
R440
1k
C457
100p
R477
100
IC400
BU4094BCFV
1 STRB
2 DATA
3 CLK
4 Q1
5 Q2
6 Q3
7 Q4
8 VSS
9
QS
10
Q’S
11
Q8
12
Q7
13
Q6
14
Q5
15
OE
16
VDD
IC405
BU4094BCFV
1 STRB
2 DATA
3 CLK
4 Q1
5 Q2
6 Q3
7
15
14
13
12
11
10
Q4
8 VSS
9
QS
Q’S
Q8
Q7
Q6
Q5
OE
16
VDD
C417
470p
C415
1u
C413
470p
R472
0
R400
1k
R402
3.3k
R401
2.7k
IC402
TK11250CMCL-G
1
VCoNT
2
GND1
3
NoISEPASS
4
VoUT
5
GND2
6
VIN
C429
1000p
C425
0.01u
C431
470p
C436
1u
C423
470p
C420
47u6.3
2SC4617(S)
Q410
2SC4617(S)
Q409
D409
MA2S111-F
C477
100p
C478
0.1u
R446
4.7k
R444
0
R445
0
C476
100p
R443
820
R448
1k
R447
47k
R452
100k
R453
100k
R454
100k
R455
100k
R474
10k
IC401
TK11250CMCL-G
1
VCoNT
2
GND1
3
NoISEPASS
4
VoUT
5
GND2
6
VIN
C424
470p
C422
1u
C427
0.01u
R478
470
C432
1u
C434
470p
C419
47u6.3
L400
F400
3A
R470
0
C454
100p
2SC4617(S)
Q408
C475
100p
R442
1.5k
R456
47k
R458
47k
R457
47k
C463
100p
C464
100p
C465
100p
C466
100p
C467
100p
R481
0
Q400
UMG3N
C414
0.01u
R451
47k
CN401
1
TCONT
2
OPPTT
3
AMPSW
4
EXAFC
5
INAFC
6
NC
7
KES
8
DGND
9
KEY1
10
KEY2
11
LCS
12
PTT
13
N/CSW
14
NC
15
CLK
16
DAT
17
E
18
SB
19
SB
20
5M
21
MICE
22
MIC
23
AF
24
AFE
25
AFE
26
SP+
27
SP-
28
MUTE
29
SD_TO
30
MAN_D
31
LAMP
32
Q7
33
Q6
CN400
1
CH_D
2
CH_A
3
CH_C
4
CH_B
5
DGND
6
VOL
7
5CM
8
B+
9
B+
10
PWSW
11
PWSW
12
TGL
13
KEY2
14
Q6
15
Q7
16
LCDCS
17
CLK
18
DAT
19
LAMP
20
TXLED
21
BLED
22
5M
CN403
1
NC
2
RXD
3
TXD
4
5M
5
E
6
(DET)
7
REM
8
PTT
9
EME
10
EMC
11
MSW
12
SP-
13
SP+
14
SSW
+V
TXIN
RXIN
RXAEN
CLR/C
PTTIO
(PTT)
RXOUT
TXOUT
CODE1
CODE2
CODE3
CODE4
DAT I
DAT O
TCONT
STONE
AUDIIN
E
MUTE
SCALL
AUX
KEY
MAN D
EMERG
BUSY
PTT
A+
E
D402
NNCD6.8G-A
C433
47u16
2SB1132(Q,R)
Q411
D400
1SR154-400
CN405
CN404
TP7
TP8
TP9
IC404
BU4094BCFV
1 STRB
2 DATA
3 CLK
4 Q1
5 Q2
6 Q3
7 Q4
8 VSS
9
QS
10
Q’S
11
Q8
12
Q7
13
Q6
14
Q5
15
OE
16
VDD
SENS B
C331
0.01u
C319
0.01u
Q405
UMG3N
R410
2.7k
R405
3.3k
R411
820
C426
470p
R407
1k
1u16
C428
L401
C416
470p
C421
470p
R418
100k
2SK1824-A
Q414
R475
100
C480
220p
R450
47k
R449
47k
2SK1824-A
Q412
D408
1SS301F
R441
1k
R416
100k
R479
47k
R480
4.7k
C442
1000p
C441
1000p
RDT
R922
10k
L905
2SJ517-E
Q415
R476
100
R495
470
C488
6.8u10
Q402
FP210
C451
1000p
C452
1000p
TCONT
OPPTT
KES
KEY1
KEY2
PTT
LCDCS
CLK
DAT
MUTE
MAN_D
SD_TO
DAT
CLK
KEY2
TGL
VOL
LCDCS
CH_D
CH_A
CH_C
CH_B
RDT
DAT
SOE
SENB
CLK
STB2
OPPTT
TCONT
SD_TO
MUTE
MAN_D
PSW
PWR
CLK
STB1
DTA
REG1
REG2
PD
SOE
Q401
UPA572T-A
-
BATT.
7.5V
SURGE
ABSORPTION
SHIFT
REGISTER
SHIFT
REGISTER
CN1
CONTROL UNIT (X53-3932-71) (A/6)
CN101
X53- (B/6)
REVERSE CURRENT
PREVENTION
VOLTAGE
REFERENCE
CURRENT DRIVER
D409
DC SWITCH
DC SWITCH
REVERSE CURRENT
PREVENTION
DC SWITCH
DC SWITCH
SHIFT
REGISTER
SHIFT
REGISTER
VOLTAGE
REGULATOR
DC SWITCH
VOLTAGE
REGULATOR
DC SWITCH
DC SWITCH
DC SWITCH
DC SWITCH
Q408,Q409
RXIN
5M
5T
5C
T/R
ETS2
ETS1
SB
MICE
5M
EMC
MIC
5CM
RXD
TXD
AF
DGND
RXOUT
5RC
PTT
MSW
REM
SSW
MIC
AUDIH
TX-RX UNIT (X57-6132-70)
+
LAMP
ON:4.9V
OFF:0V
7.5V
7.5V
7.5V
RED LED
ON:4.2V
OFF:0V
GREEN LED
ON:4.2V
OFF:0V
5.0V
5.0V