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Node G 938
Andrew Node G 938 Manuals
Manuals and User Guides for Andrew Node G 938. We have
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Andrew Node G 938 manual available for free PDF download: User Manual
Andrew Node G 938 User Manual (66 pages)
Brand:
Andrew
| Category:
Repeater
| Size: 1.64 MB
Table of Contents
Table of Contents
3
1 General
7
Abbreviations
7
Health and Safety Warnings
9
Preamble
10
International Contact Addresses
11
2 Introduction
13
Purpose
13
The Node G Network Element
13
Quick Start Checklist
14
3 Installation
17
Mechanical Installation
17
Wall Mounting Procedure
18
Figure 3-1 Positions of Drilling Holes
18
Figure 3-2 Wall Mounting Procedure
19
Figure 3-2 Wall Mounting Procedure, Door Opening Radius
19
Pole Mounting Procedure
20
Figure 3-3 Pole Mounted Units
20
Figure 3-4 Back-To-Back Pole Mounting
21
Electrical Installation
22
General
22
Grounding
23
Figure 3-5 Grounding Bolt of Main and Extension Unit
23
Figure 3-6 Grounding a Unit
23
Power Connection
24
Figure 3-7 Power Supply Plug
24
Figure 3-8 Mains Connector
24
Connection of the Antenna Cables
25
Figure 3-9 Front View of Antenna Connections from Node G 930 / 938
25
Figure 3-10 Front View of Antenna Connections from Extension Unit
25
Opening the Cabinet - Mains Power Switch
26
Figure 3-11 Front and Top Cover Screws
26
Figure 3-12 Position of Mains Power Switch
27
4 Functional Description
29
Digital Architecture
29
Figure 4-1 Digital Architecture of One Path of Node G
29
Figure 4-2 RF Path of a Node G X30, Exemplary
30
Features
31
Digital Channel Filters
31
Digital Interference Cancellation Equipment (ICE)
31
Frequency Hopping
31
Voltage Standing Wave Ratio (VSWR)
32
Status Information
32
Alarm Forwarding
32
Components - Main and Extension Unit
33
Figure 4-3 Layout of a Node G 930
33
Downlink Final Amplifier
34
Figure 4-4 Node G X30 MCPA DL Final Amplifier
34
Figure 4-5 Node G X38 SCPA DL Final Amplifier
34
Power Supply Unit
35
Figure 4-6 Power Supply
35
Modem
36
Initstrings
36
Wireless Modem
37
Figure 4-7 Modem MC35
37
Figure 4-8 Cable from the Modem to the DL in Duplexer
37
Digital Channel Module (DCM)
38
Figure 4-9 Digital Channel Module
38
Establishing a Local Connection from Laptop or PC
39
Figure 4-10 Establishing a Local Connection from Laptop or PC to the DCM of the Main Unit
39
Battery Pack
40
Figure 4-11 Battery Pack, Exemplary
40
Figure 4-12 Battery Pack Installed and Its Connection to DCM
40
Battery On/Off
41
Figure 4-13 Position of the Battery Disconnect Button on the EAC-Card of the Main
41
UL and DL Duplexer
42
Figure 4-14 Duplexer, UL in
42
Figure 4-15 Duplexer, DL in
42
Figure 4-16 Duplexers Installed
42
External Alarm Controller - EAC-Card
43
Figure 4-17 EAC-Card
43
Figure 4-18 EAC-Card, Installed
43
Figure 4-19 Position of the Leds on the EAC-Card of the Main Unit
44
Figure 4-20 Function of Leds on the EAC-Cards of Main and Extension Unit
44
Leds
44
External Alarms
45
Figure 4-21 Configuration of External Alarm Clamps
45
Figure 4-22 Summary Alarm Relay
46
Figure 4-23 Relay Contacts, Alarm Condition
46
Summary Alarm
46
5 Maintenance
47
General
47
Replacement of Components
47
Power Supply
49
Figure 5-1 Power Supply Screws
49
Battery Pack
50
Figure 5-2 Battery Connection to DCM
50
Figure 5-3 Location of Battery Pack
50
Status LED
51
Figure 5-4 Status LED
51
Figure 5-5 Connection of the External Alarm Clamps
51
6 Illustrations
53
Cabinet Drawings
53
Figure 6-1 Cabinet of a Node G
53
Layout
54
Figure 6-2 Layout of the Node G X30, Exemplary
54
Figure 6-3 Layout of the Node G X38, Exemplaryx30, Exemplary
55
7 Specifications
57
Main Unit
57
Electrical Specification
57
Mechanical Specification
58
Environmental Specification
58
Extension Unit
59
Electrical Specification
59
Mechanical Specification
60
Environmental Specification
60
Battery Pack
61
Modem
61
8 Parts Lists
63
Software - Application Files
63
Main Unit
63
Extension Unit
64
9 Index
65
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