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Comba Telecom RA-7800 manual available for free PDF download: Installation Manual
Comba Telecom RA-7800 Installation Manual (58 pages)
DUAL-BAND OPTICAL REPEATER
Brand:
Comba Telecom
| Category:
Repeater
| Size: 0.79 MB
Table of Contents
Table of Contents
2
Contents
2
Index to Figures and Tables
4
History
6
Issue Control
7
References
8
Glossary of Terms
9
Safety Notices and Admonishments
10
Servicing Policy and Return of Equipment
11
Readers Comments
12
General Information
13
Fig 1: Front, Side and Bottom Views of MU Enclosure
14
Fig 2: Front, Side and Bottom Views of RU Enclosure
14
Equipment Description
15
System Diagram
15
Fig 3: MOU System Diagram
15
Fig 4: RU System Diagram
15
Typical Application
16
Dual Fiber Configuration
16
Fig 5: Application of One MU with One RU through Single Channel FOU
16
Fig 6: Application of One MU with Two Rus through Double Channel FOU
16
Single Fiber Configuration
17
Fig 7: Application of One MU with Four Rus through Two Double Channel Fous
17
Fig 8: Application of One MU with One RU through Single Channel FOU with WDM
17
Fig 9: Application of One MU with Two Rus through Double Channel FOU with WDM
18
Fig 10: Application of One MU with Four Rus through Two Double Channel Fous with WDM
18
Equipment Layout
19
Fig 12: Front View of One MOU with Two RRU through Dual Channel FOU Without WDM and Simplex Input
19
Input
20
With WDM and Duplex Input
20
Fig 14: Front View of One MOU with Four RRU through Dual Channel Fous Without WDM and Simplex Input
20
Fig 15: RU Equipment Layout
21
Equipment Constitution
22
Kit of Parts
23
Installation
24
Warnings and Alerts
24
Site Planning Considerations
25
Repeater Installation Checklist
26
Installation Procedures
27
Goods Inwards Inspection
27
Tools
27
Preparation
27
Rack Mounting of Mu
28
Fig 16: Rack Mounting of 19" Shelf
28
Mounting Rack of Ru
29
Fig 17: RU Mounting Rack Dimension
29
Ru Lifting Lug
30
Wall Mounting of Mounting Rack
30
Fig 18: RU Enclosure Lifting Lug Attachment Details
30
Fig 19: Wall Mouting Overview
30
Pole Mounting of Mounting Rack
31
Attaching Ru Onto Mounting Rack
31
Fig 20: Pole Mouting Overview
31
Drip-Loop
32
Equipment Connectors
32
Mu Connectors
32
Fig 21: Attaching the RU Onto the Mounting Rack
32
Fig 22: MOU Back Panel View
38
Fig 23: Rear Shelf Connectivitity of One MOU with One RRU through Single Channel FOU with WDM
38
Fig 24: Rear-Shelf Connectivitity of One MOU with Two RRU through Dual Channel FOU with WDM
39
Channel FOU with WDM
39
Fig 26: Rear-Shelf Connectivitity of One MOU with Four RRU through Dual Channel Fous with WDM
39
Ru Connectors
40
Equipment Connection
40
Grounding Connection
40
Fig 27: RU Connectors
40
Service Voltage Connection
41
Li-Ion Battery Connection
41
Rf Connection
42
Optical Connection between Mu and Ru
42
Bts Alarm Connection
42
Fig 28: Pin Allocation for "BTS_ALM" Port
42
External Alarm Connection
43
Integrated Modem Connecton
43
Fig 29: Pins Allocation for "EXT_ALM
43
Connect to Pc
44
Fig 30: Wireless Modem
44
Commissioning
45
Pre-Commissioning Tasks
45
Led Indicators
46
Mu Led Indicators
46
Ru Led Indicators
46
Omt
47
Omt Software Installation
47
Omt Software Version
47
Connection to Omt
47
Descriptions of Parameters
48
Fault Management
52
Data Maintenance
52
Non-Volatile Memory
53
Commissioning Procedures
54
Operation
55
Maintenance
56
O-Ring Fitting Details
56
Fig 31: "O" Ring Fitting Details
56
Appendices
57
Appendix A: Tools for Installation and Maintenance
57
Appendix B: Rma (Return Material Authorization) Form)
58
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