PairGain T1L2F10A Manuals

Manuals and User Guides for PairGain T1L2F10A. We have 1 PairGain T1L2F10A manual available for free PDF download: Manual

PairGain T1L2F10A Manual (76 pages)

Line Unit

Brand: PairGain | Category: Network Hardware | Size: 1.27 MB

Table of Contents
4
Overview
9
Features
9
Product Enhancements
9
Standard Features
10
Compatibility
10
Applications
10
Higain Doubler Applications
11
Personal Communications System Applications
11
Front Panel
12
HLU-231 List 8E Front Panel
12
Front-Panel Display Messages
14
Installation
16
Verification
17
Verification Without a Downstream Device
17
Verification with a Downstream Device
17
Provisioning Requirements
18
Provisioning
19
Using the MODE and SEL Buttons
19
Setting Options through MODE and SEL
19
Resetting to Factory Default Values
20
Displaying System Parameter Settings
20
Disabling an Alarm
20
Loopback Modes
20
Using a Maintenance Terminal
21
Connecting to a Maintenance Terminal
21
Accessing the Maintenance Terminal Screens
21
Navigation Keys
21
Maintenance Terminal Main Menu
22
Selecting a Maintenance Terminal Function
23
System Spans
23
Using the Maintenance Terminal Screens
23
View Span Status Screen
23
Span Status Screen Without Doublers
24
Span Status Screen for Doubler Applications
24
Span Status Screen: no Doubler
24
Span Status Screen: Four Doublers (Span 5)
24
Span Status Fields and Descriptions
25
Loopback Messages
26
HDSL System Alarms
26
Set Clock Screen
27
Set Time
27
Set Date
28
Update the HRU Time and Date
28
System Settings Screen
28
HLU-231 List 8E System Settings
29
Equalization Option
31
BPVT Option
31
BER Option
32
DS0 Blocking Option
32
DS1 Line Code Option
32
Margin Alarm Threshold Option
33
HAIS Option
33
HDSL Line Voltage Options
33
Loopback Mode Screen
34
Loopback Menu Without Doubler
35
Loopback Menu for Doubler Applications
35
Loopback Menu: Four Doublers
35
Initiating a Loopback
36
Disabling a Loopback
36
View Performance Data Screen
37
Errored and Unavailable Seconds Definitions
37
Performance Data Screen Without Doubler
38
Performance Data Screen for Doubler Applications
38
Performance Data Screen: no Doubler
38
Performance Data Screen: Four Doublers (Span 5)
38
View Performance History Screen
39
Performance History Screen Without Doubler
39
Day Performance History Screen: no Doubler
39
Performance History Screen for Doubler Applications
40
Day Performance History Screen: Four Doublers (Span 5)
40
View Alarm History Screen
41
Alarm History Screen Without Doubler
42
Alarm History Screen for Doubler Applications
42
Alarm History Screen: no Doubler
42
Alarm History Screen: Four Doublers (Span 5)
42
View System Inventory Screen
43
System Inventory Screen Without Doubler
44
System Inventory Screen for Doubler Applications
44
System Inventory Screen: no Doubler
44
System Inventory Screen: Four Doublers
44
View Troubleshooting Screen
45
Troubleshooting Screen for a Doubler Application
45
Troubleshooting Screen Describing Circuit Problem
45
Troubleshooting with Help
46
Troubleshooting with Margin Values
47
Troubleshooting with Insertion Loss Values
47
Troubleshooting
48
System Alarms
48
HDSL System Alarms
48
Alarm Option for DLC Feed
49
Retiring System Alarms
49
Self Test
49
Loopback Operation
50
Generic Loopback Commands
50
Addressable Repeater Loopback Commands: A1LB, A2LB, A5LB
50
Special Loopback Commands
52
Initiating a Manual Loopback Session
53
Setting the Loopback Time-Out Option
53
Loopback Test Procedures
54
General Troubleshooting Tips
54
GNLB Test Procedures
54
A1LB, A2LB, and A5LB Test Procedures
56
A3LB and A4LB Test Procedures
59
Appendix A - Specifications
60
HDSL Insertion Loss Guidelines
61
Power Consumption
61
Power Consumption Without Doublers
61
Power Consumption with Doublers
62
HLU-231 Power Parameters-Single Doubler (HDU-451 List 1 or 2)
62
HLU-231 Power Parameters-Single Doubler (HDU-439 or HDU-437 Lists 1 and 1B)
62
HLU-231 Power Parameters-Single Doubler (HDU-409 List 2)
63
HLU-231 Power Parameters-Two Doublers (HDU-451 List 3, 4, 3B or 4B)
63
HLU-231 Power Parameters-Two Doublers (HDU-439 or HDU-437 Lists 1 and 1B)
63
HLU-231 Power Parameters-Two Doublers (HDU-409 List 2)
63
Maximum Power Dissipation
64
Maximum Current Drain
64
HLU-231 Power Parameters-Three and Four Doublers (HDU-409 List 2)
64
HLU-231 List 8E Card Connector
65
Network Management Control Bus
65
Fuse Alarm
65
HLU-231 List 8E Card-Edge Connector
65
System Alarm Relay Output
66
Craft Port
66
RS-232 Craft Port Pinouts
66
Appendix B - Functional Operation
67
Timing
67
Ground Fault Detect
68
Appendixc - Compatibility
69
T1 Repeater Shelves and Related Equipment
69
Higain Doubler Circuit Deployment
69
Appendixd - Product Support
71
Technical Support
71
World Wide Web
71
Returns
71
Appendix E - Glossary
73
Certification and Warranty
75

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