Cisco Prisma II 1310 nm HDTx Transmitters Installation Guide
78-748704-01 Rev C
Maintenance and Troubleshooting
5-3
General Troubleshooting Information
Introduction
This troubleshooting information describes the most common alarms and gives
typical symptoms, causes, and items to check before consulting us.
Equipment Needed
You may need the following equipment to troubleshoot the chassis.
•
•
Digital voltmeter
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Fiber connector cleaning materials
Additional Assistance
If you need additional assistance, telephone one of our Technical Service Centers or
your local sales subsidiary. The Customer Support section in Chapter 6, Customer
Information contains a list of telephone numbers.
Troubleshooting
WARNING:
Avoid electric shock and damage to this product! Do not open the enclosure of
this product. There are no user-serviceable parts inside. Refer servicing to
qualified service personnel.
Refer to the following section, Troubleshoot Alarm Conditions, to identify and
correct module faults.