Replacing an ATM3SA CRU

7 Label the communications cables connected to the ATM3SA CRU to be
replaced.
Replace the ATM3SA CRU:
1 Remove the ATM3SA CRU to be replaced.
2 Inspect the new ATM3SA CRU and backplane.
3 Install the new ATM3SA CRU.
Note: Wait a minimum of 30 seconds after removing the old ATM3SA
CRU before installing the new ATM3SA CRU.
4 Check the installation of the new ATM3SA CRU.
Resume Operations:
1 Start the new ATM3SA CRU.
2 Restart the communications lines.
Note: You need to perform this step only if you stopped communications
lines that were using the ATM3SA CRU that was replaced.
3 Verify that the communications lines are restarted.
4 Resume customer applications.
Related Topics
The following topics contain information related to this procedure:
Viewing the Operator Log ($0) Using the OSM or TSM Event Viewer●
Viewing the Service Log ($ZLOG) Using the OSM or TSM Event Viewer●
Managing the Windows NT Event Viewer Application Log●
Managing the Windows Event Viewer Application Log●