Carrier Access Access Navigator - Manual (Page 425)

Access Navigator - Release 1.8 August 2003 16-27
Maintenance Procedures
Replace Quad T1 Framer Card
Restore Clock Sources (if required)
1. If primary clock source was temporarily moved, restore original clock source with the following
command, where is the DS1 number:
set clock1 ds1
Example: set clock1 ds1 25
2. If secondary clock source was temporarily moved, restore original clock source with the following
command, where is the DS1 number:
set clock2 ds1
Example: set clock2 ds1 29
3. If either clock source has been moved, verify restored clock source settings with the following
command, where is the DS1 number:
show clock
A message similar to the following will appear.
Primary Master Transmit Clock Source: DS1 12
Secondary Master Transmit Clock Source: INTERNAL
4. End management session by entering following command:
exit
Replace Front Cover
DANGER! F IRE H AZARD . S TANDARDS UL 1950 AND C22.2 N O . 950.95 REQUIRE
THAT ALL ACCESS COVERS BE REPLACED TO PREVENT FIRES FROM SPREADING TO
NEARBY EQUIPMENT .
Replace front cover and tighten screws.