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Manuals and User Guides for Northern Telecom NT4X25AF. We have
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Northern Telecom NT4X25AF manual available for free PDF download: Installation And Maintenance Manual
Northern Telecom NT4X25AF Installation And Maintenance Manual (117 pages)
DIGITAL SWITCHING SYSTEMS
Brand:
Northern Telecom
| Category:
Switch
| Size: 0.22 MB
Table of Contents
Table of Contents
3
0 Chapter 0 Chapter 1: About this Document
7
Purpose
9
Applicability of this Document
9
How to Identify the Software in Your Office
10
Revision History
10
Where to Find Information
10
In the DATAPATH Documentation Package
10
In Other Documents
10
Chapter 2: Understanding Datapath Data Units
13
Data Unit Capabilities
15
Data Unit Configurations
15
Typical Non-Switched Configuration
16
Call Path Restoration
17
Chapter 3: Descriptions and Specifications
19
Desktop Data Unit Description
22
Nt4X25Aa /An /Ax /Az
23
NT4X25AE /AP - V.35 Desktop Data Unit
24
NT4X25AF/AH RS-232C Desktop Data Unit
25
NT4X25AG/AK V.35 Desktop Data Unit
26
NT4X25AA /AE /AN /AP /AX /AZ - Rear View
28
NT4X25AF /AG /AH /AK - Rear View
29
DTE Connector Pinout
30
Controls and Indicators (NT4X25AA /AE /AF /AG /AH /AK /AN /AP /AX /AZ)
31
Desktop Data Unit Controls and Indicators
31
Desktop Data Unit Options
34
Aa Ae Af Ag Ah Ak an Ap Ax Az
35
Assert Dtr/Normal
35
Options
35
Assert Rts/Normal
36
Delay Cts/Normal
36
MI Invert/Normal
36
MI Pulse/MI Level
36
KBD Enable/Disable
37
MI Pulse/MI Level and MI Invert/Normal Settings
37
Switch A/Normal
37
Switch B/Normal
37
Auto Ans/Man Ans
38
Auto Orig/Man Orig
38
Self-Test/Normal
38
Adaptive/Normal
39
Buzz Loud/Soft
39
Ext Clock/Int Clock
39
Far-End Loop/Normal
39
Local Loop/Normal
39
Autobaud
40
Data Speed
40
CTS Delay a
41
Local CTS Delay
41
NT4X25AF /AH Switch Settings for CTS Delay
41
Modem Pool du
42
Synch Auto Call Bit Oriented
42
Synch Auto Call Character Oriented
42
Tip & Ring Loop
42
Virtual Private Line
42
Internal Options (NT4X25AA /AE /AF /AG /AH /AK /AN /AP /AX /AZ)
43
Desktop Data Unit Specifications
44
Electrical Specifications
44
Mechanical Specifications
44
Environmental Specifications
45
Regulatory Compliance
45
NT4X25AD /AV /CH /DF Rackmount du - Front View
46
Rackmount Data Unit Description
46
Controls and Indicators (NT4X25AD /AV /CH /DF)
49
Options (Nt4X25Ad /Av /Ch /Df)/Rackmount Data Unit Options
51
Options (NT4X25AD /AV /CH /DF)
51
Rackmount Data Unit Options
51
Auto Ans/Man Ans
52
Auto Orig/Man Orig
52
Adaptive/Normal
53
Assert Dtr/Normal
53
Ext Clock/Int Clock
53
Far-End Loop/Normal
53
Assert Rts/Normal
54
SAC Enable/Normal
54
MI Pulse/MI Level and MI Invert/Normal Settings
56
NT4X25CH Switch Settings for Modem Pool CTS Delay
58
Rackmount du Option Switches
59
Electrical Specifications
60
Environmental Specifications
60
Mechanical Specifications
60
Rackmount Data Unit Specifications
60
Regulatory Compliance
60
NT4X25BH/DH Shelf - Mounting Hole Dimensions
61
Shelf - NT4X25BH or NT4X25DH
61
Shelf and Power Supply Description
61
C0 and C1 Connector Pinout
62
DU Shelf Backplane
63
Power Supply
63
Mechanical Specifications
64
Shelf Specifications (Nt4X25Bh/Dh)
64
Electrical Specifications
65
Environmental Specifications
65
Mechanical Specifications
65
Power Supply Specifications - Nt4X2554
65
Regulatory Compliance
65
Electrical Specifications
66
Environmental Specifications
66
Mechanical Specifications
66
Power Supply Specifications - Nt4X25Dk
66
Regulatory Compliance
66
Electrical Specifications
67
Environmental Specifications
67
Mechanical Specifications
67
Power Supply Specifications - Nt4X25Dl
67
Regulatory Compliance
67
Call Path Restoration
68
Datafilling the CPR Feature
68
Setting up the CPR Feature
68
Removing the CPR Feature
69
Chapter 4: Data Unit Installation
71
Desktop Data Unit Installation
73
Setting the Configuration Switches
73
Desktop du - SW1 and SW2 Configuration Switch Locations
75
Making the Connections to the du
77
Desktop du Connections - Rear View
77
Setting the Options (NT4X25AA /AE /AN /AP /AX /AZ)
78
Desktop du - Option Selector Switches
78
Setting the Options (NT4X25AF /AG /AH /AK)
79
Additional Speed Settings
80
Rackmount Data Unit Installation (Nt4X25Ad /Ch /Av /Df)
81
Installing the NT4X25DH Shelf
81
Rackmount du - Connections to the Backplane
82
Installing the Rackmount Shelf Alarms
83
Connecting Data Lines to the Shelf
84
Setting the Configuration Switches
84
Setting the Options
85
Installing the Rackmount Dus
85
Rackmount du - Configuration Switch Settings
86
Rackmount du Option Switches
87
Rackmount du - Baud Rate Switch Settings
88
Chapter 5: Verifying Operation
89
Status Indicator Leds
91
Status Indicator Chart
92
Desktop du (Nt4X25Aa /Ae /Af /Ag /Ah /Ak /An /Ap /Ax /Az)
93
Self-Test
93
Switched Configuration Verification
94
Non-Switched Configuration Verification
99
Rackmount du (Nt4X25Ad /Ch /Av /Df)
99
Self-Test
99
Switched Configuration Verification
100
Non-Switched Configuration Verification (NT4X25AD /CH /AV /DF)
102
Chapter 6: Troubleshooting
103
Status Indicators
105
Failures Indicated by Status Leds
106
Troubleshooting
107
Data Unit Troubleshooting
107
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