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SCHEMATIC DIAGRAM TK-3180
39
TSRQP
X57-694 4/8
A
C640
4.7u
R656
56k
C660
0.1u
R684
0
C636
0.1u
R754
4.7k
C713
1000p
R689
0
R666
1M
R668
150k
2SC4738(GR)
Q606
R677
22k
C673
0.1u
C676
47p
R683
150k
C641
4.7u
R648
100k
R700
180k
R675
1M
R641
27k
C674
0.1u
C683
0.012u
C651
0.1u
1
AGNDIN
2
TXIN
3
TXINO
4
LIMLV
5
EXTLIMIN
6
MOD
7
VDD
8
DTRLOADN
9
STD
10
TCLK/DTRDO
11
TDATA/DTRCLK
12
DI/O
13
RDF/FD
14
SCLK
15
DIR
16
XOUT
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
R772
0
R747
0
C648
1000p
R738
120k
R739
180k
C666
0.1u
C633
0.01u
R741
12k
C730
3300p
R658
47k
R701
22k
R695
10k
C659
0.1u
C672
1000p
R676
270k
R680
270k
R650
4.7k
C658
0.1u
R669
120k
1
CoMMoN
2
INH
3
VEE
4
GND
5
6
7
8
R682
2.7k
R697
470k
C752
5p(B)
R654
68k
2SJ243
Q619
C638
1000p
X600
3.6864MHz
L77-1965-05
C686
0.068u
R740
12k
C677
2200p
R699
330k
C714
1000p
C729
270p
R655
6.8k
R673
0
R698
1M
R776
47k
C630
270p
C725
3900p
C652
68p
2SJ243
Q608
C662
1000p
C754
0.1u
C650
0.1u
R737
4.7k
R679
0
R664
120k
R692
82k
C661
0.1u
R681
1k
C653
0.1u
R691
10k
C679
0.1u
C670
0.1u
C756
0.1u
R672
220k
R643
100k
R794
0
C635
100p
C654
0.1u
R690
0
C655
0.1u
Q620
DTA144TE
C680
0.1u
C657
33p
R753
10k
C645
0.1u
Q605
RN4910
R667
390k
R659
0
R696
180k
C753
5p(B)
C669
1000p
C682
0.015u
R670
0
2SJ243
Q610
R736
4.7k
R657
560k
R685
4.7k
C646
4.7u
STSW
TXI
AI
ME
STSW
RXO
RXEI
RXEO
RXI
DI/ANI
STD
DIR(14)
DI/O
TDATA(10)
DTRLOAD
TCLK/DTRDO
RFD/FD(12)
C642
0.047u
(J)
R660
0
R663
10k
C647
0.012u
R661
330k
C644
0.012u
L600
DEO
EXTLIMIN
LSD LPF
CPU_DGND
FILTERO
MOD
BEEP
MMUTE SW
MIC.AGC
5C
DSW
APCSW
5T
TV
TCXO
RXAFI(25)
MMUTE
5M
RXD
LSDIN
AM2
LSW
DMUTE
MIC
5R
RXD1
T/R
THP/VCOADJ
APC/TV2
5CNS
TXD
HSDOUT
B
ASQL
5RC
SPOUT
CLK
LSDIN
BEEP SW
SIDE TONE SW
SIDE TONE SW
AF SW
W/N
W/N
DT
RXD
5M
B
T/R
APC/TV2
MIC
RXD1
CPU_DGND
DMUTE
ASQL
5R
SPOUT
5CNS
THP/VCOADJ
TXD
5RC
DT
MOD
DSW
TV
APCSW
TCXO
5T
5C
D602
RB706F-40
D601
RB706F-40
DETECTOR
DETECTOR
2SA1832(GR)
Q607
MIC.AGC
XIN
VSS
AMP3P
AMP3N
AMP3O
AMP4P
AMP4N
AMP4O
DTRAIN
RXAF
RXAFIN
EXPOUT
FILTERO
RXINO
RXIN
AGND
IC607
AQUA-L
AUDIO
PROCESSOR
Q602
DTA114EE
LIMIT SW
A
CH1
CH0
VCC
IC606
TC7W53FK
AF SW
R:0V
T:2.66V
R:2.52V
T:2.66V
R:4.97V
T:0.17V
R:4.94V
T:5.12V
R:2.45V
T:2.59V
R:4.98V
T:5.12V
R:2.47V
T:2.61V
R:5.02V
T:5.17V
R:0V
T:0.2V
R:8.03V
T:5.17V
R:2.50V
T:2.64V
R:0V
T:5.10V
R:2.51V
T:0V
TX-RX UNIT (X57-6940-XX)