Nortel 5399 安装指南
Model 5399 Remote Access Concentrator Module Hardware Installation Guide
Appendix B Modem Upgrade Instructions
B-2
Module Removal Instructions
Observe handling precautions: digital telecommunications
cable(s).
cable(s).
The following instructions describe how to remove the Remote Access
Concentrator module from the hub.
Concentrator module from the hub.
illustrates the instructions.
1.
Disconnect the WAN cables.
2.
Loosen the two captive screws.
3.
Disengage the module from the backplane by
simultaneously pushing the inserter/extractor levers
towards the outside of the module front panel (see
simultaneously pushing the inserter/extractor levers
towards the outside of the module front panel (see
).
4.
Remove the module.
Figure B-1. Removing the Module from the System 5000 Hub