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Two-Way Radio
DP990
Kirisun DP990 Service Manual
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DP990/DP995service
manual
43
158
2RS1-10
-100J
Chip
resistor
PCS
R910,R1032
,R1034,R1
035,R105
5,R1066,R1
201
7
159
2RE1-06-10
02
Precise
SMD
resistor
PCS
R904,R1036
,R1037,R1
040,R106
1,R1063
6
160
2RS1-10
-202J
Chip
resistor
PCS
R1004,R123
0
2
161
2RS1-16
-100J
Chip
resistor
PCS
R1007,R102
3,R1101
,R1240,R12
46
5
162
2RS1-06
-562J
Chip
resistor
PCS
R1014
1
163
2RS1-10
-470J
Chip
resistor
PCS
R1045
1
164
2RS1-10
-121J
Chip
resistor
PCS
R1048
1
165
2RE1-06-68
R0
Precise
SMD
resistor
PCS
R1021
1
166
2RS1-06
-392J
Chip
resistor
PCS
R1022
1
167
2RS1-06
-121J
SMD
resistor
PCS
R1026,R105
4
2
168
2RS1-06
-332J
Chip
resistor
PCS
R1041
1
169
2RS1-06
-822J
Chip
resistor
PCS
R1049,R120
3
2
170
2RS1-06
-100J
SMD
resistor
PCS
R1051,R107
2
2
171
2RS1-10
-153J
Chip
resistor
PCS
R1068
1
172
2RS1-10
-822J
Chip
resistor
PCS
R1069
1
173
2RS1-06
-242J
Chip
resistor
PCS
R1071
1
174
2RE1-10-33
01
Precise
SMD
resistor
PCS
R1200,R141
5
2
175
2RS1-10
-101J
Chip
resistor
PCS
R1202,R121
8,R1225
3
176
2RE1-10-56
01
Precise
SMD
resistor
PCS
R1204
1
177
2RS1-06
-823J
Chip
resistor
PCS
R1205
1
178
2RS1-06
-331J
Chip
resistor
PCS
R1206
1
179
2RS1-06
-124J
Chip
resistor
PCS
R1207
1
180
2RS1-10
-151J
Chip
resistor
PCS
R1210
1
181
2RS1-06
-184J
Chip
resistor
PCS
R1212,R53
2
182
2RS1-10
-510J
Chip
resistor
PCS
R1217,R123
8,R1408
,R1445
4
183
2RS1-10
-152J
Chip
resistor
PCS
R1221,R144
3
2
184
2RS1-10
-392J
Chip
resistor
PCS
R1231
1
185
2RE1-06-15
01
Precise
SMD
resistor
PCS
R1247
1
186
2RS1-10
-301J
Chip
resistor
PCS
R1417,R141
8
2
187
2RS1-10
-682J
Chip
resistor
PCS
R1411,R141
2
2
188
2RE1-06-24
02
Precise
SMD
resistor
PCS
R1413
1
189
2RS1-10
-220J
Chip
resistor
PCS
R1421
1
190
2RS1-32
-R39J
Chip
resistor
PCS
R1423,R142
4,R1425
3
191
2RS1-10
-225J
Chip
resistor
PCS
R1426,R142
8
2
192
2RE1-10-22
03
Precise
SMD
resistor
PCS
R1427,R143
1
2
193
2RS1-10
-271J
Chip
resistor
PCS
R1429
1
194
2RS1-10
-222J
Chip
resistor
PCS
R1433
1
195
2RS1-10
-563J
Chip
resistor
PCS
R1434
1
196
2RS1-10
-363J
Chip
resistor
PCS
R1435,R52
2
197
2RS1-10
-302J
Chip
resistor
PCS
R1439
1
198
2RS1-10
-333J
Chip
resistor
PCS
R1440
1
43
45
Table of Contents
Table of Contents
2
Overview
4
Range of Application
4
Safety Precautions
4
Maintenance Service
4
Appearance and LED Indicator
5
Appearance
5
LED Indicator
6
Circuit Description
7
Overall Circuit
7
Tx Circuit
8
Rx Circuit
9
Frequency Synthesizer Circuit
10
GPS Circuit
11
Baseband Circuit
11
Power Supply Circuit
11
Audio Circuit
12
Functions and Parameters
13
Basic Functions
13
Advanced Functions
13
Settings
13
Assembly and Disassembly
14
Installing/Uninstalling the Battery
14
Installing/Uninstalling the Antenna
15
Installing/Uninstalling Belt Clip
15
Disassembling Aluminum-Alloy Holder and Components of Main Part
15
Detaching Main Board from Aluminum-Alloy Holder
16
Detaching Key Board
16
Explosion Diagram
17
Tuning
22
Preparation
22
Tuning (PC Mode)
23
Frequency Bands
23
Vco
23
Vox
24
Low Voltage (Tx)
24
Test Items (Test Mode Only)
24
Technical Specifications
25
Repairing and Testing Devices
26
Troubleshooting
26
Appendix 1 Material Lists and Schematic Diagrams (400~480 MHZ)
28
Appendix 2 Material Lists and Schematic Diagrams (350~400 MHZ)
38
Other manuals for Kirisun DP990
User Manual
54 pages
Instruction Manual
33 pages
5
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Kirisun DP990 Specifications
General
Brand
Kirisun
Model
DP990
Category
Two-Way Radio
Language
English
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