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Two-Way Radio
DP990
Kirisun DP990 Service Manual
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DP990/DP995service
manual
57
18
2CC1-06-C0G2
50-5R0C
SMD
capacitor
PCS
C122
1
19
2CC1-06-NP
0500-100
Multi-layer
chip
capacito
r
PCS
C123,C13
2,C148,C3
02,C626,
C806,C80
9,C904,C1
066
9
20
112C03000
024
Ceramic
capa
citor
PCS
C124
1
21
2CC1-06-NP
0500-560
Multi-layer
chip
capacito
r
PCS
C125
1
22
112C03000
009
Ceramic
capa
citor
PCS
C127
1
23
2CC1-06-C0G5
00-470
J
SMD
capacitor
PCS
C142,C61
2,C2446
3
24
2CC1-06-X7
R160-103
Multi-layer
chip
capacito
r
PCS
C144
1
25
2CC1-06-X5
R6R3-225
M
SMD
capacitor
PCS
C155,C92
1,C922,C9
24,C925,
C930
6
26
112C03000
027
Ceramic
capa
citor
PCS
C620,C62
1
2
27
2CC1-10-X7
R160-104
K
Multi-layer
chip
capacito
r
PCS
C631,C63
6,C1024,C10
62,C2
304
5
28
2CC1-06-X7
R500-333
K
SMD
capacitor
PCS
C645,C64
6,C163
3
29
2CC1-06-C0G5
00-220
J
SMD
capacitor
PCS
C834,C10
34,C1076,C2
406
4
30
2CC1-10-C0G5
00-2R5D
Multi-layer
chip
capacito
r
PCS
C900,C90
3,C1044
3
31
2CC1-10-C0G5
00-1R5C
Multi-layer
chip
capacito
r
PCS
C902,C10
84,C1085
3
32
2RS1-06-000
O
SMD
capacitor
PCS
C906,R13
5,R216,R2
17,R438,
R628,R90
3,R907,R9
08,R916,
R1002,
R1003,R1046
,R1053,
R1056,
R1060,R1065
,R1235,
R2301,
R2404,R2410
,R240,R
702,R909
,R1018,R70
5,R100,
R1058,
R832
29
33
2CC1-10-C0G5
00-470
J
Multi-layer
chip
capacito
r
PCS
C907,C13
01,C2427,C2
431,C
2429,C23
37,C1272
7
34
2CC1-06-X5
R6R3-474
Multi-layer
chip
capacito
r
PCS
C916,C91
8,C1103
3
35
2CC1-10-C0G5
00-3R0B
Multi-layer
chip
capacito
r
PCS
C1001,
C1050,C2351
3
36
2CC1-10-C0G5
00-200
J
Multi-layer
chip
capacito
r
PCS
C1051,
C1052,C2356
3
37
2CC1-20-X5
R100-476
Multi-layer
chip
capacito
r
PCS
C1007
1
38
2CC1-10-C0G5
00-5R0C
Multi-layer
chip
capacito
r
PCS
C1075,
C2421,C2426
3
39
112C03000
017
Ceramic
capa
citor
PCS
C1033,
C1072
2
40
2CC1-10-C0G5
00-2R0B
Multi-layer
chip
capacito
r
PCS
C1036
1
41
2CC1-20-X7
R500-225
K
Multi-layer
chip
capacito
r
PCS
C1037,
C1078
2
42
2CC1-10-C0G5
00-300
J
Multi-layer
chip
capacito
r
PCS
C2420,
C2354
2
43
2CC1-10-C0G5
00-101
J
Multi-layer
chip
capacito
r
PCS
C1042,
C2336
2
44
2CC1-10-C0G5
00-100
D
Multi-layer
chip
capacito
r
PCS
C2436,
C2340
2
57
59
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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