Installing TDM SDSL Cards
A Hotwire TDM SDSL Termination Unit can be installed, removed, and replaced without disrupting service to other cards in the chassis.
!HANDLING PRECAUTIONS FOR STATIC-SENSITIVE DEVICES
This product is designed to protect sensitive components from damage due to electrostatic discharge (ESD) during normal
operation. When performing installation procedures, |
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however, take proper static control precautions to |
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prevent damage to equipment. If you are not sure |
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of the proper static control precautions, contact |
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your nearest sales or service representative. |
"Procedure
To install the unit:
1.Determine in which slot the unit will be installed. Verify that cards in adjacent slots have been fastened using the screws at each end of their front panels.
2.Remove the filler plate from the installation slot.
3.Insert the unit into the DSLAM:
—For a Hotwire 8600 Series DSLAM – Hold the unit horizontally, with the component side facing up, and insert it into the left and right card guides.
TM
TM
8610
ESD 
MCP/
DSL
48VDC CLASS 2
OR LIMITED
PWR SOURCE
AC
INPUT
SYSTEM | OK | Alrm | Test | SYNC | PORT1 |
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SYSTEM | OK | Alrm | Test | SYNC | PORT1 |
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DC FUSES
T4A, MIN. 48V
A B | A B | A | B |
48V | RTN |
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2 | 3 | 4 | |
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| DSLLINK |
2 | 3 | 4 | |
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| DSLLINK |
FAN |
| PWR | |
ALM |
| A | B |
2 | 3 | 4 |
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| M/HDSL | 8785 |
2 | 3 | 4 |
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| M/HDSL | 8785 |
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| MANAGEMENT |
| 10 BASE T |
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| 4 5 6 |
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| 3 |
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| 2 |
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| 1 |
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| STACK | IN | OUT | SERIAL | ALM INTF MCP/1 | 2 | 3 |
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| POSITION |
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3
2
1
4