987654321
DTC114EE
T101
U231
RDA1846
1
AVDD
2
SCLK
3
SDIO
4
AVDD
5
XTAL1
6
XTAL2
7
MODE
8
SENB
VOX_DET
APC
TXD
PTT/RXD
AF
P_AMP
BATTi
3V3
C101
104P
R101
47K
C102
470P
28
29
30
31
32
GPIO2/INT
GPIO3/SDO
GPIO0/CSS_IO
GPIO1/CODE_IO
AFOUT9NC10MIC_IN11Cc12AVDD13NC14RFIN15AVDD
2SB624
26
27
GPIO5/TXON
GPIO4/RXON
C239
10uF/6V
3T
C103
103PR102
E102
1uF/6V
C198
C197
0R
NC
L196
C196
0R
NC
C194
C195
NC
NC
C193
L193
NC
0R
C191
C192
0R
NC
25
C240
104P
24
PDN
23
AVDD
GPIO6/SQ
22
GPIO7/VOX
PABIAS
21
AVDD
20
NC
19
NC
18
RFOUT
17
NC
C233
104P
C232
16
10P
C238
C237
10P
102P
C243
104P
VOX_DET
P_RX
L231
101T
C236
104P
R243
15K
KTC4082(HF)
R455
1M
NC
NC
T111
C271
104P
C278
1P
L279
39nH
T423
D454
MA742
R114
C114
104P
NC
L113
R113
C113
NC
NC
R112
C116
C115
0R
470P
R115
NC
T271
DTA114YE
C272
L274
470P
27nH
C277
NC
T275
2SC4226
C276
C279
103P
3P
3T
3V3
C230
104P
R418
4K7
R417
47K
R425
220R
C454
104P
T451
C455
MRF497
NC
0R
3V3
C273
470P
R275
56K
R276
10R
C419
104P
R422
4K7
C425
102P
R451
L117
390NH
L118
15NH
R119
3K9
T121
2SC3356
R116
1K5
R121
C121
10R
470P
R273
220R
C274
104P
C275
470P
D275
D276
HSC277
HSC277
R242
1K8
C242
4.7uF/16V
C413
104P
C244
223P
C451
5K6
104P
R454
330K C452
R452
1K
C456
470P
APC
TXD
PTT/RXD
AF
P_AMP
BATTi
3V3
C117
102P
C118
C127
R118
102P
102P
330R
C122
C124
R123
33P
470P
10R
R122
R124
NC
NC
D277
HSC277
3V3
R241
470R
APC
C241
104P
MIC
3V3
104P
E
D
C
B
A
SW851A
SW-6
SW841
CALL
SW843
MONI
SW845
D875
D877
LED(R)
LED(G)
R877
R875
470R
470R
T875
DTC114EE
C876
102P
R871
220K
R872
110K
PTT
321
654
R854
100R
T877
DTC114EE
C878
102P
RX_LED
TX_LED
R873
10K
C872
102P
R841
C841
1K
103P
R843
C843
1K
103P
R845
C845
1K
470P
BATDET
CALL
MONI
PTT/RXD
R842
10K
R846
R844
C842
10K
10K
470P
3V3
C857
C855
R857
R855
R853
R852
470P
100R
R858
100R
47K
R856
100R
C858
470P
C853
470P
47K
470P
C856
470P
R851
C851
47K
47K
470P
C852
C854
470P
470P
CALL
MONI
DTMF
BEEP
APC
R847
C847
0R
CLK_ROM
BEEP
DTMF
DATA_ROM
TXD
PTT/RXD
APC
VOX_DET
J7
470P
RXD
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
C825
474P
C822
104P
L823
L826
101T
101T
C827
104P
MUTE
T836
BSHIFT
2SK1824
BSHIFT
CH4
CH3
CH2
CH1
MUTE
BEEP
3V3
DATA_ROM
CLK_ROM
DTMF
VOX_DET
APC
TXD
PTT/RXD
R12
R13
R14
R15
R16/SCL
R17/SDA
R20
R21
R22
R23
R24
AVDD
R42
PLLC
VDD
SXIN
C823
104P
26
27
30
31
32
R11
PWM0
PWM1
R05/INT028R06/INT129R07/INT2
R04/BUZ0
U821
U-TMP46
SXOUT49VSS50XIN51XOUT52RESET53COM054COM155COM256COM357COM458COM559COM660COM761SEG2762SEG26
CR828
C836
4.0MHz
33P
C828
25
R62/SEG10
R63/SEG11
R64/SEG12
R65/SEG13
R66/SEG14
R67/SEG15
C837
33P
C829
12P
12P
BATTiBATTiBATTi
P_TX
CTC/CDS_DET
SQ
P_RX P_RX
P_AMP
CH1
R61/SEG916R60/SEG817R57/SEG718R56/SEG619R55/SEG520R54/SEG421R53/SEG322R52/SEG223R51/SEG124R50/SEG0
15
14
13
12
11
10
9
SEG16
8
SEG17
7
SEG18
6
SEG19
5
SEG20
4
SEG21
3
SEG22
2
SEG23
1
SEG24
R836
NC
SEG25
64
63
J1
R837
RESET
NC
R831
47K
T831
C831
KTC4082(HF)
104P
T837
2SK1824
D836
NC
C837NCC836
R832
47K
J3
BEEP
J5
TXD
C862
470P
VDD2NC
1
Out
U836
NC
NC
C832
103P
L833
101T
VDD
J6
PTT/RXD
C863
470P
BATTi
CH2
CH3
CH4
3V3
3
4
GND
C833
103P
J2
GND
BATTi
CH2
CH3
CH4
3V3
J4
3V3
DTC114EE
C104
102P
C235
104P
0R
C250
224P
R813
10K
R814
10K
C811
103P
2K2
T102
C245
103P
R235
47K
R250
22K
C249
104P
R254
330K
C253
R253
104P
NC
C258
473P
3V3
R237
R236
10K
10K
P_TX
CTC/CDS_DET
RDA1845_PDN
RDA1845_EN
RDA1845_CLK
RDA1845_DATA
SQ
C227
103P
R222
CH1
P_AMP
100R
RV221
50K
CR225
C221
3
XOUT
103P
2
GND
26MHz
C252
R252
104P
1K
C251
224P
C255
BEEP
MUTE
DTMF
CH1
P_AMP
104P
R255
220K
T255
2SK1824
R259
220K
1
2
3
VOX_DET
APC
TXD
PTT/RXD
AF
P_AMP
BATTi
3V3
24C08
C226
R256
U811
A0
A1
GND4DA
R245
10K
R227
22K
C234
10P
4
5C
1
VC
10P
C223NCC224
R251
15K
C254
103P
R257
1K
100K
R258
1K
C259
104P
8
Vcc
7
WP
CK6A2
5
1 2 3 4 5 6 7 8 9
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151413121110987
A0A1G
A2
ET
T101
2SB624
C101
R101
R102
104P
47K
T102
DTC114EE
C104
102P
2K2
C102
470P
R237
R236
10K
10K
TA
R245
10K
C245
R227
103P
22K
28
26
29
30
31
32
1
2
3
4
5
6
7
8
U231
RDA1846
AVDD
SCLK
SDIO
AVDD
XTAL1
XTAL2
MODE
SENB
27
GPIO2/INT
GPIO3/SDO
GPIO4/RXON
GPIO0/CSS_IO
GPIO1/CODE_IO
AFOUT9NC10MIC_IN11Cc12AVDD13NC14RFIN15AVDD
C239
10uF/6V
GPIO6/SQ
GPIO5/TXON
C235
C234
R235
104P
10P
C223NCC224
R251
15K
C254
103P
R257
100K
R258
1K
47K
0R
R250
22K
C249
C250
104P
224P
R254
330K
C253
R253
104P
NC
C258
473P
4
5C
1
VC
C226
10P
R256
1K
1824
C259
104P
R813
3V3
10K
U811
C08
ND DA
_D
RXD
MP
R814
10K
8
Vcc
7
WP
6
CK
C811
5
103P
VOX_DET
APC
TXD
PTT/RXD
AF
P_AMP
BATTi
3V3
3T
C103
103P
E102
1uF/6V
C198
C197
0R
NC
L196
C196
0R
NC
C194
C195
NC
NC
C193
L193
NC
0R
C191
C192
0R
NC
25
C240
104P
24
PDN
23
AVDD
22
GPIO7/VOX
PABIAS
21
AVDD
20
NC
19
NC
18
RFOUT
17
NC
C233
104P
C232
16
10P
C238
C237
10P
102P
C243
104P
VOX_DET
P_RX
L231
101T
C236
104P
R243
15K
R455
1M
L113
NC
R112
0R
T111
NC
C271
104P
C278
1P
L279
39nH
T423
KTC4082(HF)
D454
KDS122
R114
C114
104P
NC
R113
C113
NC
NC
C116
C115
470P
R115
NC
T271
DTA114YE
C272
L274
470P
27nH
C277
NC
T275
2SC4226
C276
C279
103P
3P
3T
3V3
C230
104P
R418
4K7
R417
47K
R425
220R
C454
104P
T451
C455
MRF497
NC
0R
3V3
C273
470P
R275
56K
R276
10R
C419
104P
R422
4K7
C425
102P
R451
L117
390NH
L118
15NH
R119
3K9
T121
2SC3356
R116
1K5
R121
C121
10R
470P
R273
220R
C274
104P
C275
470P
D275
D276
HSC277
HSC277
R242
1K8
C242
4.7uF/16V
C413
104P
C244
223P
C451
5K6
104P
R454
330K C452
R452
1K
C456
470P
APC
TXD
PTT/RXD
AF
P_AMP
BATTi
3V3
C117
102P
C118
R118
102P
330R
C122
R123
33P
10R
R122
NC
D277
HSC277
3V3
R241
470R
C241
104P
MIC
3V3
104P
R128
C128
100K
104P
R127
R126
C127
47K
47R
102P
L125
C124
0R
470P
C125
C126
R124
NC
NC
C183
102P
T181
DTA114EE
R184
10K
T182
2SK1824
R187
10K
APC
C351
104P
R351
2SA1362
47K
R352
T352
DTC114EE
TXD
PTT/RXD
MIC
AF
BATTi
3V3
C131
103P
L131
101T
R133
1K
C133
L133
102P
1R0
R134
100P
T131
2SK3078
C134
NC
20P
E180
4.7uF
(T.Y.)
C180
U170B
470P
LM2904V
5
7
6
R183
1M
R182
47K
R186
33K
C182
105P
T351
R185
220K
C353
102P
E353
1uF/10V
R141
C141
47K
470P
C142
R142
R143
470P
47K
47R
L135
C135
2.2NH
0R
C132
15P
C174
103P
3SK4037
C136
NC
BATT
3T
U170A
R177
LM2904V
10K
C175
100P
R175
150K
R181
220K
3T
C176
C181
102P
103P
1
8
O1
IN-
2
7
VCC
IN+
3
2IN+6O2
5
GND42IN-
U351
UTC2822
1K
C352
102P
L143
101T
L146
8T(0415)
T141
R355
C355
104P
C354
683P
C144
C145
C143
1uF
103P
470P
R146
C146
C147
NC
C151
1P
R171
150K
84
3
1
2
R174
150K
E356
C356
1uF
103P
C360
NC
C148
470P
103P
104P
C153
C154
C156
30P
7P
4P
BATT
3T
C173
470P
R170
150K
R172
C172
150K
NC
R173
150K
T171
DTC114EE
E351
220uF
R358
C358
10R
472P
R359
R357
10R
10R
C359
C357
473P
473P
BATT
R104
0.33
R105
0.33
R106
0.33
SP+
TXD
PTT/RXD
MIC
AF
AF i
BATTi
MICAFAF i
BATT
3V3
BATTi
TXD
PTT/RXD
33K
TXD
PTT/RXD
MIC
AF
AF i
BATTi
3V3
R159
R160
270R
R157
0R
L263
04/12/4T
C263
3P
C1576PC158
C262
10P
L262
NC
270R
L160
C160
2R2
470P
D160
C159
100P
HVC131
D161
HVC131
3P5
C261
D262
2P
HSC277
E913
10uF/10V
C913
103P
BATT
C904
C905
103P
104P
C164
C166
C168
T886
DTA114EE
C903
470P
L166
5T(0410)
C165
8P
R886
47K
10uF/10V
3P5
2P
L168
5T(0410)
C167
C169
3P5
1P
3V3
R887
10K
T885
DTC114EE
R884
100R
C907
470P
E911
J8
BATT
C906
470P
L901
101T
C901
105P
3P
L164
C162
4T(0410)
470P
C161
C163
12P
4P
L261
4T(0412)
D261
HSC277
U911
HT7333
in
out
Gnd
C911
104P
C902
10uF/10V
G11 UHF
SCHEMATIC DIAGRAM
L169
1uH
C885
220P
BA901
BATTERY
1
2
3
4
5
C281
4K7
1
2
3
4
5
R353
10R
ANT160
ANT-2
SW351A
RD810S
SP351
SP-1
JK351
ST-103
MIC281
JK281
ST-212
E
D
MIC
C
B
A
G11 Revision E01 400-470MHz
Drawing By Lv Wei Jun PXDZ 20100521
7 8 9 10 11 12 13 14 15
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