Symptom; Disabled Card Indicated By Ovd Message - Nortel Meridian 1 Planning, Installation And Operating Instructions

Symptom:

Disabled card indicated by OVD message

An overload (OVD) message indicates a card disabled. All terminal
connections on the card are disabled.
Test the card by entering:
LD 30
TEST
If the card tests "OK" the problem has cleared. If an "OVD" message appears
after a few minutes, use this procedure.
Look up all system messages in the Option 11C Compact software guide and
follow the instructions given. If the fault does not clear, use this procedure.
Manual Continuity Tests can be used to isolate Network and Peripheral
Equipment faults. See "LD 30" in the Option 11C Compact software guide
for details on performing the tests.
Constantly observe and look up system messages as you perform this
procedure.
You may need to replace some of the following equipment:
• Peripheral Equipment (PE) circuit card
• Cabinet
• A0632902 Fiber Optic cable
• NTMW01 SSC card
• NTDK21 or NTDK81 Software Daughter Board
• NTDK22 Fiber Daughter Board
• NTMW10 Fbr Rcvr (Fiber Receiver) card
Option 11C Compact
Chapter 25 — Fault locating and clearing
Planning, Installation, Fault Clearing and CCBR Guide
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