Kenwood TH-K2AT, TH-K2E, TH-K2ET Schematics
TH-K2AT/K2E/K2ET
SCHEMATIC DIAGRAM
ROTARY
ENCODER
&
VOL KNOB
8 OHM
ENCA
ENCB
VOLIN
VOLOUT
MIC
SP
SP
DC IN
BATTERY
TERMINAL
TX-RX UNIT (X57-674X-XX)(A/3)
WX1050Hz
T0
5MS
MOD
NAR
ENCA
ENCB
GND
GND
J3
J4
CN1
J2
VOLIN
6
5
4
3
2
1
PTT
MIC
IM
5MS
C511
*
SPG
REM/TXD
SPK
AFO
C517
*
CN2
1
SPK
2
SPG
13.8V
C270
1000p
C338
1u
REVERSE CURRENT
PREVENTION
RB521S-30
2SB1184(Q,R)
CHARGE SW
C271
1000p
470p
C272
C235
0.01u
R190
47k
C231
1000p
5MS
R197
100
C512
*
R198
C240
L50
D30
Q33
D31
DA221
10k
CONSTANTCURRENT
CIRCUIT
R212
Q34
2SK1830
Q33 OPERATION SW
C193
4.7u6.3
C236
0.01u
R191
47k
R192
R194
10k
R199
1000p
C246
100u10
REVERSE CURRENT
PREVENTION
MOD
VOLIN
5MS
NAR
TO
QT/DQT
ENCA
ENCB
*
C195
10u10
470
10k
1k
RB051L-40
RB521S-30
R332
R210
C350
C506
1000p
R193
C237
C241
D32
C352
1000p
D80
R211
R144
0
470k
R260
R257
*
R140
C505
0.047u
1.8k
D79
10u10
DA221
C238
R200
10k
1000p
15
12
BTEMP
CHARGE
R143
R195
100
1000p
C283 1000p
470
C351
0.01u
R264
*
47k
C331
1000p
C320
*
C321
*
R258
*
WX DETECTION AMP
R141
18k
180k
R142
4.7k
47k
R149
R147
VR5
470
50k
MAX DEV
D74,79
LIMITER
D74
DA221
R196
10k
C239
1000p
IM
MIG
TXD
R201
4.7k
C242
0.01u
SP MUTE
SPEED UP
47k
R202
MA2S111
D80
REVERSE CURRENT
PREVENTION
13.43V
C285
1000p
3
2
VIN
VSS
11.5V AVR
GND
4
T:0V
R:4.89V
CTCSS/DCS/WX FILTER
5R
1
R261
*
2
3
4
5
6
7
R259
*
R344
*
VR6
100k
DCS BAL
-t
TH3
R137
100k
R148
150k
2SK1830
W/N
WIDE/NARROW
CHANGEOVER SW
REM
C358
0.047u
C218
RXD
PTTE
REM
VOLOUT
D26
C246 DISCHARGE
D25
Q31
2SK1830
R203
470k
C247
0.1u
11.45V
C284
1000p
1
VOUT
IC4
XC6202PB52FR
NJM2902V
V+
R330
470
4.7k
Q27
1000p
R349
C286 1u
IC17
0.047u
2SC4919
R204
0
14
13
12
11
GND
10
9
8
Q59
*
C196
R153
1k
680
R151
R152 150k
C220
4700p
C219
C221
0.01u
15k
R173
MIC
MUTE
SW
Q29
R182
1k
MIC MUTE
CONTROL
SP MUTE SW
Q56
D26
180k
1SS388
0.1u
C248
Q31
Q56 OPERATION SW
D33
RB051L-40
C353
D33,35,36
REVERSE
CURRENT
PREVENTION
D35
RB521S-30
C282 1000p
D36
RB521S-30
C281
R145
4.7k
6800p
C198
1u
R176
D22
1SS361
C249
1000p
1000p
R174
560k
3
2
1
820k
CPH3417
R354
1000p
C197
0
R172
R165
820k
R146
18k
6800p
R155
100k
HPF
IC5
NJM2107F
R186
3.23V
R205
C250
C276
1000p
R213
2SK1830
DC IN
DETECTION
R272 4.7k
C213
10k
C203
R166
820k
C211
2200p
C201
1200p
R156
100k
C202
270p
V+
R183
33k
68k
C227
100
C253
1u
10u10
22k
Q35
Q36
NI-MH
TEMPERATURE
DETECTION
R157
330k
120p
R158
330k
R167
180k
C212
0.012u
4
5
2.2u4
4.7u6.3
-t
TH4
R353
VOLOUT
R206
R214
C223
33k
MICM
RXD
PTTE
IM
MIG
TXD
SPM
L49
C252
100p
15
10k
C205
0.047u
R177
100k
2.08V
C204
0.033u
R168
180k
NJM2904V
1
2
3
4
GND
C210
C209
R175
2.2k
10k
C224
1000p
D27
RB706F-40
10
9
8
7
6
F1
2.5A
F3
0.5A
R215
470k
Q36
2SJ347
R159
MIC AMP
IC16
R160
C222
0.1u
C228
0.1u
IC6
POUT
PW-GND
PRE-GND
PHASE
NF
R216
R170
47k
(D)
R171
56k (D)
120k
R324
47k
C339
0.047u
T:4.92V
R:0V
8
V+
7
6
5
0.01u
1000p
R1611kC206
4.7k
C225
R178
1u
0.01u
VOX
DETECTION AMP
C229
0.1u
TA7368F
VCC
VIN
RIPPLE
AF AMP
13.58V
10k
4.80V
0
R218
5MS
0.1u
0.015u
0
2SC4617(R)
C226
D24
MA742
1
1
2
3
4
5
2SC4617(R)
R335
C349
R169
R179
Q30
0.1u
7.07V
C255
C279
Q38
C280
1k
5T
100k(D)
T:4.96V
R:0V
R180
220k
R181
C230 1u
R185 270k
R207
1k
C256
10u10
Q37
2SB1184(Q,R)
1000p
1000p
R217
TX LED
T:73mV
R:3.39V
R163
560k
C208
82p
R164
10k(D)
1k
R273
5MV5MV
39k
C207
0.01u
R162
180k
DTMF/1750
470
MIC ALC
RECTIFICATION
C232
1000p
VOX DETECTION
RECTIFICATION
R208 10
R223
R209
220k
100k
1000p
DTMF/BEEP/1750/W-ALT
7.07V
8V
AF AMP/
LAMP AVR
AVR
CONSTANT-
D34
VOLTAGE
MAZS0270H
4.31V
820
Q38
Q37 OPERATION SW
D40
R226
Q47
RN1701
C290
1000p
D27
D24
R224
18k
C257
1000p
5C/5R/5T AVR
Q37
D41
B30-2156-05
R227
220
C291
1000p
C258
0.1u
MOD
VOLIN
5MS
5T
NAR
TO
QT/DQT
5R
5C
ENCA
ENCB
MOD
VOLIN
5MS
5T
NAR
TO
QT/DQT
5R
5C
ENCA
ENCB
+B
ENCA
ENCB
LCD (B38-0881-05)
BUSY LED
B30-2157-05
100
T:3.29V
R:110mV
50
VOXIN
PLLEN
101
SEG19
49
102
SEG20
SM
PLLLD
SEG22
27
28
SEG22
SEG21
464748
SQ
REM
SIGIN
MPU
IC8
90522BPFFG139
KIN2
KIN0
KIN1
103
104
105
CP34 1k
CP35 1k
SEG23
SEG23
45
106
SEG24
29
SEG24
AVSS
KIN3
SEG2531SEG2632SEG2733SEG28
30
SEG26
SEG25
R282
0
C336
0.1u
43
44
AVRL
AVRH
KIN4
TYPE
107
108
109
1k
1k
1k
R254
R253
R256
SEG27
AVCC
VUKEY
SEG30
SEG31
SEG29
34
35
36
SEG28
SEG30
SEG31
SEG29
TEMP
SMV
SQV
5MV
R342 0
R283
R343 0
0
C335
0.1u
39
404142
DVSS
TONE
DTMF/BEEP
NOAA
MICM
110
111
1125R113
C332
0.1u
32
33
34
35
36
37
38
5MS
DVCC
SHIFT
1145T115
ENCB
KOUT0
VSS
C0R1
ENCA
KOUT1
KOUT2
KOUT3
116
117
118
119
1k
CP32 1k
CP33
SEG15
VSS
31
SEG14
SEG13
SEG12
SEG11
SEG10
SEG9
SEG8
SEG7
SEG6
SEG5
SEG4
SEG3
SEG2
SEG1
SEG0
FINAL
5C(SAVE)
PTTE
KAPC
BPF/APC
EEPCS
EEPDI
CLOCK
BTDET
120
PTTI
SPM
DATA
0.1u
TXD
RXD
AFM
VCC
VOX
C360
R312
SEG15
SEG14
30
SEG13
29
SEG12
28
SEG11
27
SEG10
26
SEG9
25
SEG8
24
SEG7
23
SEG6
22
SEG5
21
SEG4
20
SEG3
19
SEG2
18
SEG1
17
SEG0
16
15
R318
14
1k
13
12
11
10
4.83V
9
8
7
6
5
4
3
2
1
R313
3.3k
R310
3.9k
4.7k
TX/BUSY
LED SW
RXLED
NOAA
5MV
SIGIN
TONE
REM
VOXIN
MICM
RXLED
NOAA
5MV
SIGIN
TONE
REM
VOXIN
MICM
1
COM0
COM0
2
COM1
COM0
COM1
COM2
COM3
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
SEG26
SEG27
SEG28
SEG29
SEG30
SEG31
COM2
COM3
5
SEG1
SEG0
CP31
3.9k
SEG06SEG1
COM13COM24COM3
DTMF/BEEP DTMF/BEEP
47k
R325
Q52
RN1107
C293
47p
R285
+B
+B
ON:4.76V
BEAT SHIFT SW
RXD
PTTE
IM
MIG
TXD
SPM
5C/5R/5T AVR 5C/5R/5T AVR 5C/5R/5T AVR 5C/5R/5T AVR
8V
AFAMP
5M
BTDET
DCDET
+B
BTEMP
CHARGE
RXD
PTTE
IM
MIG
TXD
SPM
8V
AFAMP
5M
BTDET
DCDET
+B
BTEMP
CHARGE
SEG28SEG39SEG4
7
SEG2
R277
47k
R276
R275
X3
5p
C294
0
SEG3
47k
47k
7.982MHz
C295
R286
SEG4
R326
C359
0.1u
R235
1k
5p
0
SEG5
SEG7
SEG6
10
11
SEG6
SEG5
0
SEG10
SEG814SEG9
12
13
15
SEG7
SEG8
SEG9
SEG10
59
60
61
COM0
COM1
COM2
62
COM3
63
VSS
64
SEG16
65
SEG17
66
SEG18
67
SEG19
68
SEG20
69
SEG21
70
SEG22
71
SEG23
72
SEG24
73
NC
74
NC
75
SEG25
76
SEG26
77
SEG27
78
SEG28
79
SEG29
80
SEG30
81
SEG31
82
V0
83
V1
84
V2
85
V3
86
HST(VCC)
87
MD2
88
MD1
89
MD0
90
RESET
VSS
91
92X093X194
16
58
NAR
SEG1117SEG12
SEG11
SEG12
57
AFAMP
VCC
SEG14
SEG1521SEG1622SEG1723SEG1824SEG1925SEG2026SEG21
SEG13
18
19
20
SEG13
SEG14
SEG15
R323
53
54
55
56
VCC
LAMP
BTEMP
CHARGE
INTDW98DCDET
PWRSW
INTUP
95
96
97
SEG16
4.7k
52
99
SEG17
BATT
RXLED
SEG18
51
THERM
BSFT
100
MOD
VOLIN
5MS
5T
+B
NAR
TO
QT/DQT
5R
5C
TEMP
FINAL
AFM
KAPC
DATA
CLOCK
SHIFT
PLLLD
PLLEN
SMV
SQV
5MV
5M
5MS SW
LAMP
5C SW
VOX
5R SW
5T SW
BATT
5M
PTTI
BPF/APC
EEPCS
EEPDI
INT0
PWR SW
RESET
KOUT3
KOUT2
KOUT1
KOUT0
VUKEY
TYPE
KIN4
KIN3
KIN2
KIN1
KIN0
IM
MIG
8V
5M
+B
MOD
VOLIN
5MS
5T
+B
NAR
TO
QT/DQT
5R
5C
TEMP
FINAL
AFM
KAPC
DATA
CLOCK
SHIFT
PLLLD
PLLEN
SMV
SQV
5MV
5M
5MS SW
LAMP
5C SW
VOX
5R SW
5T SW
BATT
5M
PTTI
BPF/APC
EEPCS
EEPDI
INT0
PWR SW
RESET
KOUT3
KOUT2
KOUT1
KOUT0
VUKEY
TYPE
KIN4
KIN3
KIN2
KIN1
KIN0
IM
MIG
8V
5M
+B
R237 100k
EEPROM
1
CS
2
SO
3
WP
4
GND
IC15
AT25160N10SI27
R2391kR241
0.1u
1000p
C298
C297
VCC
HOLD
SCK
100k
R240
L63
MOD
VOLIN
5MS
5T
+B
NAR
TO
QT/DQT
5R
5C
TEMP
FINAL
AFM
KAPC
DATA
CLOCK
SHIFT
PLLLD
PLLEN
SMV
SQV
C316
0.1u
1NP2
3
8
C355
C354
7
6
5
SI
1000p
R238 1k
R236
0.01u
1k
5MS SW
Q41
4.83V 4.66V
RN2105
C346
1000p
5C SW
Q57
RN2105
1000p
C344
CONT
5.0V AVR
VIN6VOUT
4
C314
GND
1000p
5.01V
IC12
TK11250CUCB
C330
C319
1000p
T:4.95V
R:0V
10u10
C347
1000p
T:0V
R:4.90V
Q53
5R/5MV
SW
C348
1000p
RN2701
5T SW
T:4.95V
R:0V
Q55
CPH3317
R328
470k
C345
1000p
330k
4.68V 4.69V
R242
330k
1
OUT
VDD
INT0 RESET
C305 1000p
VSS
NC
4
IC10
R231
GND
C306 1000p
PTT
KIN4
KYO2
KYO1
BL
150
1
VSS
2
VDD
S-80930CNNBG80
CN6
1
2
3
4
5
6
R243
330k
4
OUT
C308
C307
0.1u
3
CD
IC11
TX-RX UNIT
(X57-674X-XX)(C/3)
CN7
1
2
3
4
5
6
S70-0485-05
MONI
LAMP
D48
B30-2237-05
1000p
S7
D48,49
LCD
ILLUMINATION
LED
D49
B30-2237-05
PTT
PTT BOARD
GND1
R263
C311
0.1u
NP
4.92V
VOUT5GND26VIN
4
R244
0
C302
1000p
C303
150u6.3
2
1000p
C304
3
S-80844CNNBB85
4.4V VOLTAGE DETECTION 3.3V VOLTAGE DETECTION
10k
C299 1u
+B
5MS
5.0V AVR
123
CONT
IC9
TK11250CM
1u
C309
1000p
C300
R248
R246
3.9k
3.9k
C313
100k
R252
D60 D62-65
C318
1000p
KEY TYPE
DETECTION
0.039u
C312
C310
0.039u
MARKET CODE
DETECTION
1u
TYPE
C317
1000p
POWER SW
SET
D69-72
REVERSE
CURRENT
PREVENTION
BIT3
KEY
BIT2
BIT1
BIT0
D60
D62
*
D69
MA2S111
D64
D63
*
*
D70
MA2S111
D71
MA2S111
D65
MA2S111
R255
D72
MA2S111
MA2S111
0
JUMPER
ON:6.90V
Q51
C516
C515
MENU
KIN3
14
14
C514
*
KYO2
KIN0
KYO1
KIN2
KYO0
GND
LAMP
MIG
11
12
13
9
101112
13
1/F
2/VFO
4
5
7
8
0
*
KIN48MKYO3IMKIN1
3/MRMRF/CALL
6
VFO
9
#
CALL
2345678
CN9
1
2345678910
CN8
1
TX-RX UNIT
(X57-674X-XX)(B/3)
*
R336
D42
D43
B30-2205-05
*
220
B30-2205-05
Q50
2SK1830
RN4902
LCD LED SW
C243
1000p
R230
R337
*
D46
D44
*
D47
*
KEY LED SW
ON:4.78V
MIC1
470
B30-2205-05
D42-44,46,47
KEY
ILLUMINATION
LED
10KEY BOARD
VOLIN
QT/DQT
TEMP
FINAL
KAPC
CLOCK
SHIFT
PLLLD
PLLEN
BPF/APCBPF/APC
MOD
5MS
NAR
AFM
DATA
SMV
SQV
R54 100
C327
0.27V
R345
C93 8p
0
56
C512
470p
470p
12.46V
L55
10n
Q11
2SK2596
DRIVE
AMP
C71
0.1u
1000p
47n
L14
C73
L13
1000p
VDD
L207TL21
C96 12p
(G)
(G)
HVC131
D12,13
C97 12p
D13
9T
C98 8p
(B)
(G)
HVC131
C94
1000p
9T
L19
C95 12p
D12
ANTENNA SW
VGG
R85 560
D15
10u4
C116
APC OUTPUT
VOLTAGE LIMITTER
C115
1000p
KAPC
D20,21
RX BPF TUNING
C159
C502
3p
2p
(B)
(B)
22p
(G)
C158
1.0M
D20
1SV305
L38 82n
R110
R111 1.0M
C163
C514
C515
C516
NO
NO
NO
NO
470p
470p
NO
dot (
NO
470p
470p
470p
470p
NO
NO
●) are parts of layer1.
C72
C74
0.1u
C99 13p
C92
C117
MA8039
C160
D21
1000p
C517
470p
470p
C75
1000p
33p
L22
9T
C100 7p
(B)
(G)
D17
1000p
HSM88AS
1000p
(G)
27p
1SV305
NO
NO
C118
(B)
2p
C504
L56
C101 24p
C329
56p
22n
(G)
R86
TEMP
5.6k
COMPENSATION
TH1
1000p
68n
L40
C162
47p
(G)
18n
L41
L15
6.8n
39p
C76
9T
L23
OVER INPUT
PROTECTION
-t
10k
R291
0
ANT
R290
0
RF AMP
Q9
2SC5488
5p
R88
330
K,K2
E
E3
M,M2
K,K2
E
E3
M,M2
R346
C138
L66
68
1000p
120n
L26
R93 47
T:4.23V
R:0V
C64
C325
1000p
R70
0.39
L27
680n
470n
C130
D44
B30-2205-05
NO
B30-2205-05
B30-2205-05
R230
220
NO
220
R49 330
1000p
C510
*
R71
R92
3.3k
1000p
C132
R257
56k
NONO0
R50 33
0.39
R91
C131
0.01u
L10 82n
R72
1k
4.71V
C129
0.01u
B30-2205-05
B30-2205-05
B30-2205-05
R258
680
C65 18p
R51 470
R60
R59
12k
2.29V
(HIGH POWER)
C105
0.39
C106
11p
R94 330
D47
NO
0
R74
100k
(D)
1000p
1000p
R75
100k
(D)
1st MIXER
C133
R259
680k
0
0
5T
+B
TO
5R
5C
CN15 CN17
*
TEMP
FINAL
KAPC
+B +B
5T5T
C19
SQV
SMV
SQV
SMV
BPF/APC
SQV
SMV
BPF/APC
NAR
NAR
NAR
LV
VOLIN
PLLEN
QT/DQT
DATA
PLLLD
CLOCK
5C
TO
5MS
MOD
5R
AFM
SHIFT
L68
C1
0.01u
D5
FREQUENCY SHIFT
CP1 2.7k
R5 100k
SHIFT
R31
2.2k
C35
0.1u35
D1,2
VCO FREQUENCY CONTROL
L1
10u
D1
1SV325
D2
1SV325
C4
1000p
HSC277
L2
47n
Q3
2SK1830
C11
1000p
R6 1k
VCO SHIFT CONTROL SW
R30
1.2k
470
R24
C33
0.22u35
C34
4.7u6.3
C2
1000p
L6 10u
D5
C5 0.1u
R4 1k
C50 22p
PLL LOCK DETECTION
FREQ
R115 5.6k
VC
12.8MHz
GND
L77-1931-05
R116
120k
500k
VCC
OUTPUT
X1
2.7k (D)
R118 27k
VR1
C169
0.068u
R117
WIDE/NARROW
CHANGEOVER SW
C55
4.63V1.58V
C57
C170
0.068u
L64
4.7u
10p
C54
0.01u
R120
2.7k
W:111mV
N:4.79V
R37 56k
C56 1000p
5R
AFM
DATA
VOLIN
PLLLD
PLLEN
CLOCK
QT/DQT
5C
C168
AF FILTER
Q21
2SC4617(R)
C167
R38 56k
0.1u
0.1u
Q20
VOLIN
2SK1830
AF MUTE SW
AFM
0.1u
5R
C124
C52
R119
1.8k
1000p
C51
22p
10p
C194
Q22
RN2105
MA2S111
C40 0.1u
R36 10
R122
2.7k
0.1u
1000p
C6
C30 1000p
D16
R35 120k
D16
C171
R127
D6
VCO MODULATION
L3 82n
C7
(B)
0.5p
R7
47k
D6
R8 100k
3.63V
C25
R32
1k
5C
C45 100p
C46 100p
T:0V
R:4.63V
5R
SQ FILTER
560
R125
R123
1.8k
1000p
C177
22u6.3
47
C13
0.5p
(B)
270
C10
MA2S111
12345
CPO
C43
CF1
L72-0968-05
C176
DEC
IFOUT
0.01u
FLO
0.01u
PLLEN
DATA
CLOCK
PLLLD
0.1u
IFIN
FM IC
RSSI
SMV
R10
R21
C42
VCC
N-DET
C182
R11 150k
RF AMP
Q2
2SC5488
47
4.45V
4.7k
IC1
LMX2316TMX
C41
1000p
MIXOUT
N-REC
C183
0.1u
SQV
4.7u6.3
1234567
OSCOUT
GND
0.1u
C14 1000p
L53 15n
4.45V
C166
0.01u
OSCIN
MIXIN
C15
12p
120n
L8
R12 47
C22
18p
TA31136FN
C190
0.01u
C186
IC3
1000p
24p
C24
L45
L58
R188 47
R348
220
2nd L.O.
C187
2p
560n
4.82V
820n
RF AMP
R15 5.6k
Q5
2SC5488
470
3.3k
C17
R14
R16
1000p
R19 120k
1k
R20
Q6
2SC5488
C21
1000p
RF AMP
4.76V
24p
C188
L46 560n
C189
1000p
R130 100
IF AMP
1k
R133
Q24
2SC5488
R189
C192
0.01u
R13
Q1
2SC5066(O)
(G)
VCO
C8
(B)
27p
8.2k
3p
C3
R22
(G)
C9
27p
1SV305
Q4
RIPPLE FILTER
2SC4617(R)
C26
1000p
1000p
C27
10u10
C37
1000p
C38
0.01u
678
FIN
FIN
OSCI
VCC1
GND2
PLL IC
GND310CE11CLK12DATA13LE14FO/LD15VCC216VP
9
C44 100p
450kHz
C173
C161
1000p
180p
R135
C174
8
180p
27k
C178
R126
C175
C172
0.01u
22p
R124
3.3k
1800p
C179
R128
3.3k
CD1
450kHz
0.1u
FILINAFOUT
9
6.8k
R9
L5
10u
D7
SPEED UP
GND1
CP2
3.9k
470k
FILOUT
QUAD
10111213141516
C180
120p
5R 5R
R17 3.3k
C18
1000p
C20
8p
R131 330k
Q23
KTC4082
TRIPLER
R134
390k
0
15p
82n
L9
10
R18
FINALFINAL
0.53V
R132
2.2k
KAPC KAPC
TEMPTEMP
5R 5R
0.72V
C191
0.01u
5R
5T
+B
5T
R351
R45
R90
330
220
RF SW
D8
HSC277
D9
HSC277
RF SW
3.3k
R46
L28
27n
APC CIRCUIT
OPERATION SW
L71-0619-05
C125
1.5p
TX PATH
R347
100
R47 5.6k
2.00V
10k
C61 1000p
4.90V
C137
L29 22n
C136
10p
C135 12p
Q13
2SK1830
C107
1000p
38.85MHz
1st IF
XF1
C128
0.01u
10p
C126
X57-674X-XX
TH-K2AT
0-11
2-71
TH-K2E
2-72
TH-K2ET
0-21
TH-K2AT
X57-674X-XX
0-11
TH-K2AT
2-71
TH-K2E
2-72
TH-K2ET
0-21
TH-K2AT 220 NO 0 0 NO 0 NO NO
R42 100
R52 1k
56k
2.68V
Q16
3SK318
0.01u
C78
C134
1.40V
R33
1000p
MA2S111
R261
1000p
D60
NO
NO
NO
47k
NO
NO
22
POWER
AMP
C328
R76 150k (D)
150k
R77
C109
R78 150k
150k (D)
R96 82k
C141
T:4.85V
R:0V
DRIVE
AMP
Q10
2SC4926YD
C324
1000p
Q15
2SC4617(R)
Q10 OPERATION SW
Q12
2SK3476
T:0V
R:0V
CN10
10
R58
Q12 GATE
0
1u
VOLTAGE SW
R64
2SK1830
R53 100
C67
C66
Q58
1000p
R34
3.3k
1u
12.29V
56p
C85
C323
5T
1000p
100p
C366
C68
18p
L11 82n
R41 270
1u
C70
R271
C326
12
1000p
R39 270
VOLTAGE
DROP
L17
18.5n
L16
C503 100p
0.1u
0.01u
1000p
R61 220
C84
C82
C83
C357 1u
R62 220
C91
5T
APC
C108
DIFFERENTIAL
AMP
100p
IC2
(D)
1000p
(D)
R79
NJM2904V
1
AOUT
27
A-IN
36
A+IN
4
GND
C110 1000p
C356 0.01u
BOUT
B-IN
B+IN
8
R80 10k
V+
5
C111
1000p
27k
R82
R81 390k
C112 1000p
R83 56k
C113
1000p
REVERSE CURRENT PREVENTION
R95
100k
2.42V 4.66V
C142
R341
0
1000p
R97
82k
R98 82k
82n
L32
D18,19
RX BPF TUNING
C501
1.5p
(B)
22p
C145
(G)
R99
D18
1SV305
C147
1.5p
1.0M
1000p
C500
(B)
R100
1.0M
C148
D19
22p
(G)
1SV305
5R
82n
L35
R101 47
1000p
C321
D62
MA2S111
MA2S111
MA2S111
NO
R264
NO
0
0
R344
100k
NO
NO
MA2S111
MA2S111
D63NOQ59
NO
NO
E23-1081-05
E23-1081-05
2SK1830
CN17
NO
C320
8200p
8200p
NO
NO
NO
NO
NO
NO
NO
NO
C88
1000p
R84
C350
0.1u
C69 4p
C89
1000p
APC
NO
NO
NO
56p
100k
R103
C152
1.30V
L12
10n
L54 56n
R56 1k
R55 470
D73
MA2S111
VGG
ANTENNA SW
D10
XB15A709
L18 220n
C90
1000p
APC OUTPUT SW
DC SW
Q14
RN4902
D14
1000p
C114
MA2S111
D14
R102
0
2.7k
Q17
2SK1215(E)
RX 1st AMP
1000p
R104
C153
1000p
C511
C510
NO
470p
100p
470p
100p
NONONO
Note :The components marked with a
BPF/APCBPF/APC
Reference voltage value are measured when the power supply voltage is 13.8V(DC IN).
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