![Nortel BayStack 450 Switch Скачать руководство пользователя страница 6](http://html.mh-extra.com/html/nortel/baystack-450-switch/baystack-450-switch_installation-manual_1706886006.webp)
6
Contents
Nortel Business Communications Manager 450 1.0
Installation — System
NN40160-301 01.04 Standard
July 2009
Copyright © 2006-2009 Nortel Networks
Use the following procedure to test the main unit. 97
Troubleshooting the main unit 98
If a test fails, use the following procedure to troubleshoot the main unit. 98
Determining why an MBM does not appear in Element Manager 99
Troubleshooting dial tone problems with the ATA2 100
Environmental requirements 103
Site telephony wiring requirements 104
GASM DIP switch configuration 107
Ports and connectors reference
Main unit ports and connectors 109
ATA2, ASM8, ASM8+, GASM, and GASI analog device specifications 111
Содержание BayStack 450 Switch
Страница 141: ......