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P
TX-RX UNIT (X57-6720-31)
L221
L222
L223
3T
5T
3T
5T
ATTCV
R275
150k(D)
R274
150k
C292
R272
(D)
100p
150k (D)
R273
150k (D)
B
APCSW
5R
T:5V
R:0V
DTC114EE
L401
BPF
T:0V
R:4.97V
L404
270n
Q403
3SK318
MIXER
T:0V
R:0.97V
R418
560
C430
12p
PCTV
VOLOUT
SB
Q602
2SK1824
BEEP SWITCH
D604
RB706F-40
C660
R651
1u
0
DETECTOR
PCTV
VOX
PTTSW
5MS
TXINO
OPTDET
AFCO
BEEPSW
PTT(CPU)
TXD1
SB
Q
SCHEMATIC DIAGRAM
D204,206
D204
HVC131
ANT SWITCH
C355
C344
D206
L226
L227
L229
7T
7T
6T
1000p
82p
HVC131
C358
C360
C363
10p
12p
7p
T:1.6V
R:0.4V
R287
L228
56n
0
D208,212
ANT SWITCH
R281
2.2k
R278
R282
10k
1M
APC SWITCH
1
8
Q213
OUT1
VCC
DTA144EE
2
7
IN1-
OUT-B
3
6
IN1+
IN2-
4
5
VEE
IN2+
IC201
TA75W01FU
COMPARATOR (APC)
APC SWITCH
APC SWITCH
Q210
Q212
2SK1824
R280
0
R263
0
T:0V
R:2.48V
C444
R425
5p
C441
0
T:0V
1000p
(B)
R:2.41V
R433
0
R665
0
SP MUTE
C657
47p
R655
VOX AMP
C655
1M
R652
IC604
27k
0.022u
TC75S51FE
3
4
C658
2
VSS
0.1u
5
1
VDD
A
C662
0.1u
R
Note : The components marked with a dot ( )
ANT
CN13
IC1
:MB15E03SL
IC201
:TA75W01FU
C365
IC401
:TA31136FN
33p
IC601
:AQUA
IC602,604,606
:TC75S51FE
IC605
:TA7368F
IC801
:XC6204B502MR
IC802
:PST9134NR
IC803
:XC61CN5002NR
IC804
:CAT24WC64JI
IC805
:30622MCA-7G7GP
IC806
:TC7W74FU
D2,11,14,201,401
:HSC277
D3-10
:1SV325
D12
:1SV278
D13
:MA2S111
D203
:HZU5CLL
D204,206,208,212
:HVC131
D402-405
:1SV305
D603-606
:RB706F-40
D801
:RB521S-30
D802
:B30-2156-05
D803
:B30-2157-05
D805
:1SR154-400
T:0V
R:7.4V
Q404
T:0V
RF AMP
R:4.82V
T:0V
T:0V
C464
C486
R440
R:4.46V
R:1.77V
4p
47
4p
R461
(B)
(B)
T:0V
R:0.76V
100
Q404
3SK318
D402,403
RF BPF TUNING
AF POWER AMP
ALT2
IC605
TA7368F
10
1
1
POUT
2
9
C671
0.1u
VCC
PW-GND
3
8
DC SWITCH
3
PRE-GND
R670
4
7
Q604
VIN
PHASE
2SA1362(GR)
1k
5
6
RIPPLE
NF
C696
C684
DC SWITCH
/SP MUTE
Q603
DTC144EE
PTT_I(RXD)
PTT_O
R675
0.068u
10k
R678
0
PTTSW
5MS
MIC. AGC
C638
1000p
Q605
D605
2SC4116(Y)
RB706F-40
R672
1k
C647
1000p
C652
1000p
R673
2.7k
D606
Q606
RB706F-40
2SA1586(Y,GR)
C695
1000p
MIC. AGC
D605,606
DETECTOR
S
TK-2168
are parts of layer1.
Q1,603,607
:DTC144EE
Q2,3,805
:UMG9N
Q4
:KTC4082
Q5,6
:2SK508NV(K52)
Q7,9,11
:2SC5108(Y)
Q8,12
:2SJ347
Q10
:2SC4617(S)
Q206
:2SK3077
Q207
:2SK2596
Q208,210
:DTC114EE
Q209
:2SK879(GR)
Q211
:2SK2595
Q212,400,601,602,810
:2SK1824
Q213,401
:DTA144EE
Q402
:2SC4649(N,P)
Q403,404
:3SK318
Q604
:2SA1362(GR)
Q605
:2SC4116(Y)
Q606
:2SA1586(Y,GR)
Q608
:2SK1588
Q801,804,807
:UMG3N
Q802
:UPA672T
Q803
:FP210
Q806
:KTA1298(Y)
Q808,809
:DTA123JE
C475
C463
C479
R462
0
4p (B)
4p (B)
4.5p
(B)
C483
10p
D405
D404
RF BPF TUNING
RF BPF TUNING
SP MUTE SWITCH
Q608
2SK1588
C691
R677
0
100u6.3
C679 100p
C680
R676
150
C678
10u6.3
0.47u
Q607
DTC144EE
0.22u
0.1u
DC SWITCH
/SP MUTE
C681
L601
R688
R692
100
R681
0
PTT/RXD
2.2k
R697
0
R689
100
L602
TXD
R687
1k
T
1
2
3
4
5
J601
MIC
MICIN
OPTDET
6
5MS
AE
TXD
NC
SPO
SPI
MIC601
7
37
X57-672 4/4
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