››

Maintenance

Warning: The equipment in the following procedures shall be installed in a restricted access location from the general public. Only trained personnel shall be allowed access to perform maintenance functions after the equipment is installed and energized.

Use the following procedures to replace the following components.

Replace an Alarm Maintenance Unit (AMU1)

Replace a DC Rectifier Module

Replace a DC Rectifier Controller Module

Replace an Ethernet Switch Unit (ESU1 or ESU2)

Replace a MDS Fan Tray

Replace a Quad Optical Interface Unit (QOIU7)

Replace a Timing Distribution unit (TDU1)