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System Cards
8-27
Interface Card
Interface Card Troubleshooting
8.5.2
Alarm Reporting Problems
The Interface card also provides a relay contact closure to an external alarm annunciation (or
other alarm reporting device at the system site) when an alarm is declared. The card may be
faulty if an alarm is declared but not indicated on the external alarm reporting system. Check
the wiring from the Interface card NODE port to the alarm system. If the wiring is good,
replace the Interface card.
8.5.3
WAN Transmission Problems
A faulty Interface card could cause T1 and E1 WAN service disruptions, since this card also
provides the WAN connections. Electrically, the Interface card resides between the WAN
cards and the T1/E1 network. If all T1 and E1 links are down (as evidenced by system alarms
in progress), first check the cable from the WAN jack of the Interface card to the network. If
the cable connection is good, replace the Interface card.
If the problem is with only one T1 or E1 WAN link, refer to the WAN Chapter in this manual
and troubleshoot that link and its associated WAN card. Use the loopbacks provided in the
WAN card user interface screens in conjunction with the built-in test patterns you can apply
from the Integrated Access System. These test functions allow you to isolate the problem to
the local or far (remote) end. You can then check the interconnect cabling from the Interface
card to that link, and sequentially replace the WAN and/or Interface card, one by one, until the
trouble clears.
Содержание IMACS 8000
Страница 20: ...xviii Table of Contents Model No Running Head Table of Contents...
Страница 38: ...1 6 Reference Guide Model No Running Head Customer Service and Ordering Information What s New...
Страница 58: ...2 20 Reference Guide Model No Running Head Installing the Other Plug In Cards System Installation...
Страница 82: ...4 18 Reference Guide Model No Running Head PWE IP Uplink Server 8000 PWE Applications...
Страница 210: ...6 12 Reference Guide Model No Running Head Performance Monitoring System Testing and Diagnostics...
Страница 270: ...7 60 System Cards Model No Running Head CPU Card Specifications CPU Card...
Страница 300: ...8 30 System Cards Model No Running Head Interface Card Specifications Interface Card...
Страница 337: ...System Cards 9 37 WAN Card WAN Card User Screens and Settings Figure 9 21 T1 WAN Cross Connect Screen display only...
Страница 352: ...9 52 System Cards Model No Running Head WAN Card Specifications WAN Card...
Страница 360: ...10 8 System Cards Model No Running Head Alarm Card Troubleshooting Alarm Cards...
Страница 382: ...11 22 Voice Cards Model No Running Head E M Card Specifications E M Card...
Страница 454: ...14 34 Data Cards Model No Running Head HSU Card User Screens and Settings HSU Card Figure 14 16 HSU Broadcast Screen...
Страница 474: ...14 54 Data Cards Model No Running Head HSU Card Specifications HSU Card...
Страница 484: ...15 10 Data Cards Model No Running Head OHSU Card Specification OHSU 4P Card...
Страница 536: ...18 8 Data Cards Model No Running Head DS0 DP Card Specifications DS0 DP Card...
Страница 596: ...21 38 Server Cards Model No Running Head IPR 4 Server Card Specifications IPR 4 Router Card...
Страница 614: ...22 18 Server Cards Model No Running Head ACS MCC Card Troubleshooting MCC Card...
Страница 644: ...24 18 Server Cards Model No Running Head PWE Card Troubleshooting PWE Card...
Страница 659: ...Reference Guide A 15 A 4 2 External Talk Battery Fuses Manufacturer Part NumberA3 Little Fuse 218 005 Bussman GDC 5...
Страница 674: ...A 30 Reference Guide Model No Running Head...
Страница 729: ...Pin Outs C 31 C 8 HSU Cards...
Страница 752: ...C 54 Pin Outs Model No Running Head...