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DNT2Mi sp/mp
User Manual C33975.85--B0
Data Network Terminal Single-port and Multiport
DNT2Mi sp/mp, remote-powered
DNT2Mi sp/mp, AC-powered
DNT2Mi sp/mp, DC-powered
Product code
Installing DNT2Mi
Contents
Contents Summary of changes 1 About this document
2 Introduction to DNT2Mi 3 Applications 4 Construction and interfaces
10 Technical specifications
Using front panel menus
Using Q1 menus
Maintaining DNT2Mi
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Appendix A
Glossary
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Document
Summary of changes
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Date
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1 About this document
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2 Introduction to DNT2Mi
G.704/2M EIA-530-A Ethernet VF D2048
3 Applications
DNT2Mi provides an n x 64 kbit/s n = 1 to 32 data access and enables TDM multiplexing of line rates to three n x 64k ports. It also incorporates V.110 rate adaptation enabling port rates lower than 64 kbit/s
4 Construction and interfaces
4.1 Front panel
4.1.1 Indicators and keys
4.1.2 Local management interface
Name
Connector
Code
Length
Name
Connector
Code
Length
REMOTE-POWERED VERSION
4.2 Rear panel
Remote-powered DNT2Mi
Multiport DNT2Mi
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4.2.1 Terminal interfaces
Pin Line interface
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G.704/2M
Figure 10. DTE interface options continued
Connector type
Ethernet
DTE interface adapter units
5.2 Grounding of DNT2Mi
5 Installing DNT2Mi
5.1 Electromagnetic compatibility
5.3 Clearances around DNT2Mi
Then proceed according to the steps below
5.4 Work order
5.5 Inserting DTE interface units
To insert DTE interface units
To install DNT2Mi free-standing
5.6 Free-standing installation
5.7 Installing DNT2Mi on a wall or into a rack
5.7.1 Installing DNT2Mi on a wall
To install DNT2Mi on a wall
100 mm Figure 14. Marking of fixing points for wall screws
ø 6 mm bit 45 mm Figure 15. Drilling screw holes into a wall
5.7.3 Installing a modem shelf into a 19-inch rack
5.7.2 Uninstalling a wall-mounted DNT2Mi
To uninstall a wall-mounted DNT2Mi
To install a modem shelf into a 19-inch rack
5.7.4 Installing DNT2Mi in a modem shelf
To install DNT2Mi in a modem shelf
5.7.5 Uninstalling DNT2Mi from a modem shelf
To uninstall DNT2Mi from a modem shelf
5.8 Connecting power supply
1.0 mm
Lines cross-connected
Lines correct
5.8.1 Troubleshooting
5.8.2 Strain relief
To verify that you have installed DNT2Mi correctly
5.9 Completing the installation
5.9.1 Verifying the installation
5.9.2 Adjusting the LCD display
6.1 Automatic power-up test
6 Commissioning DNT2Mi
6.2 Management
6.3 Timing source
6.4 Line settings
6.5 Port settings
6.6 Time slot settings Q1 6,5
6.7 Protection settings
6.8 Measurements
Noise margin
6.9 Default values
Bit error ratio
Table 7. Multiplexer parameters
Table 5. Global parameters Continued
Line parameters
Port parameters, V-series V.11, V.28, V.35 or EIA-530-A
Port parameters, G.704/2M
Port parameters
Port parameters, G.703/64k
6.10 Factory values
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7 Maintaining DNT2Mi
7.1 Getting general information
7.2 Monitoring alarms
DNT2Mi AS Line no incoming signal Figure 27. Example of Fault display
Q1 message
7.3 Testing
Alarm
Front panel
Automatic
Power up test
Front
panel
panel
Front
Automatic
management
Figure 31. PRBS 29-1 test transmitter/receiver
Figure 29. Local test loop in a port
Figure 30. Network test loop single-port
7.4 Checking measurements and statistics
Abbreviation and/or
DNT statistics via the front panel or Q1
Information
Description
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8 Using front panel menus
Using front panel menus
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Multiport DNT2Mi
LED INDICATORS
INTERFACE SIGNALS
Single-port DNT2Mi
Display
Figure 36. Front panel main menus
8.2 Configuring DNT2Mi
8.1 Main menu levels
The modem automatically detects the port adapter type in use and shows the corresponding configuration parameters under the Configure Port menu option
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8.2.1 Configuring a port
Figure 37. Configuring port 1 / V.xx type interfaces
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Using front panel menus
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Figure 39. Configuring ports / X.21 interfaces
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Figure 42. Configuring ports / G.704 interfaces
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Ports 2 and 3 in
Using front panel menus
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8.2.2 Configuring a line
Figure 44. Front panel menus for line settings
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8.2.3 Configuring common settings
Figure 45. Front panel menus for common settings
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8.2.4 Default settings
Figure 46. Front panel menus for default settings
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8.3.2 Testing a line
8.3 Testing DNT2Mi
8.3.1 Testing a port
Using front panel menus
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8.3.3 Testing the equipment
Figure 49. Front panel menus for testing the equipment
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Using front panel menus
8.4 Monitoring DNT2Mi
8.4.1 Monitoring a port
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8.4.2 Monitoring a line
Figure 51. Front panel menus for monitoring a line
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8.4.3 Monitoring alarms
Figure 52. Front panel menus for monitoring alarms
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8.4.5 Self testing
8.4.4 Monitoring equipment information
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5. Controls temporary 6. Settings permanent
9 Using Q1 menus
9.1 General
DNT settings
1 Fault display
4 Identifications 5 Controls 6 Settings 7 Measurements 8 Statistics
Figure 55. Main Q1 menu structure
Figure 56. Identifications menu
Give new Eq name
4,7,4,0
Figure 57. Identifications menu continued
4,7,4
4,7,4,1
5,2, port #
Figure 58. Controls menu
DNT controls
Figure 59. Settings menu structure
Figure 60. Settings menu structure continued
Interface type
Figure 61. Settings menu structure continued
BER alarm limit 0 Display 1 E-3 2 E-6
Using Q1 menus
Power backoff 0 Display 1 ON 2 OFF
BER alarm severity 0 Display 1 No alarm 2 A-level alarm
6,5,1
Figure 63. Settings menu structure continued
6,4,port#
6,5,1,TS#
6,4, port#,2
Figure 64. Settings menu structure continued
6,4, port #
6,4, port#,4
G.704/2M & D2048 Interface settings 6,4, port #
Figure 66. Settings menu structure continued, V-type adapters
VF Interface settings 6,4,port#,3
Figure 67. Settings menu structure continued, X- and VF-type adapters
X.21 interface settings 6,4,port#,3
6,4,port #,3,1
G.703/2M Interface settings 6,4, port #
Figure 68. Settings menu structure continued, G.703/64k & G.703/2M
G.703/64k Interface settings 6,4, port #
6,4,port #,3,1
Figure 69. Measurements menu structure
NM = Noise margin At = Attenuation
Figure 70. Statistics menu structure
8,2,4
Figure 71. Statistics menu structure continued
8,2,3
8,3,1
Give new password 1...7 characters
Figure 72. Privileges menu structure
9.3.1 Display 6,0
9.3 DNT settings
9.2 DNT controls
9.3.2 Service options 6,1
Q1 speed 6,1,1
9.3.3 Timing source 6,2
Port timing
Internal timing
DNT2Mi
DNT2Mi
In this menu, you can select the following line settings SHDSL mode
9.3.4 Line settings 6,3
This menu branch allows you to perform settings to a line
2-wire or 4-wire mode Line rate
STU-C 6,3,3,1
Nokia Corporation
Figure 75. Measured SHDSL symmetric PSD and mask 2-w, 2M
Figure 76. Measured SHDSL symmetric PSD and mask 4-w, 2M or 2-w, 1M
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Give line rate 6,3,3,1,2,n 6,3,3,1,4,n
DNT2Mi reach
kbit/s
9.3.5 Port settings 6,4, port #
Synchronous or asynchronous 6,4, port #,3,1
Tx Line SHDSL Rx
CT103 timing by CT113, Line timing DNT2Mi
103 113 114 104 115
Timing
DNT2Mi
DTE circuits 6,4, port #,3,3
CT103 timing by CT113, Internal timing
CT103 timing by CT114, Internal timing
DCD use 6,4, port #,3,3,2
G.704/2M-type interface settings 6,4, port #,3
CTS use 6,4, port #,3,3,1
DSR & DTR use 6,4, port #,3,3,3
TS mapping 6,4, port #,3,4
BF monitoring only with the D2048-type adapters
CRC monitoring only with the D2048-type adapters
Figure 80. Time slot mapping example, TS0 locally terminated
BER alarm limit 6,4, port #,3,7
9.3.6 Time slot use 6,5
9.3.7 Default settings 6,6
9.3.8 Factory settings 6,7
9.4 Statistics
In the Port/Line statistics submenu
9.5 User privileges
Technical specifications
10 Technical specifications
10.1 Dimensions
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AC power supply
10.2 Power supply
Power consumption, depending on adapters and power supply used AC, DC
DC power supply
10.3 Line interfaces
10.4 Unit identification
10.5 Ambient conditions
10.5.1 Environmental and mechanical requirements
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10.5.2 Electromagnetic compatibility
Technical specifications
Operating conditions
10.5.3 Safety and protection
The conditions listed in Section 5.1 must be fulfilled
Table 26. Port settings
Appendix A A.1 Commissioning chart
Table 25. General settings
Port
Table 26. Port settings Continued
Setting
Port
Port
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Line
Port
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Glossary Abbreviations
Errored Seconds Ratio
Power
Terms