Fujitsu FLM 150 ADM Maintenance And Trouble Clearing page 155

Maintenance and Trouble Clearing
FJTU-320-515-480
4.14.2 Procedure
Step 1 If you have a known-good unit, use it to replace the failed TCA unit, or locate
another unit and inspect it for damage, debris, and foreign objects. Refer to
Figure 4-38.
Step 2 Set the option switches on the new unit to the same positions used on the
removed unit.
Note: The TCA-ENH unit does not have the ALM switch.
Step 3 Install the replacement unit. Is the LINE LED off and the FAIL/SVCE LED on
the TCA unit green?
Complete your fault-reporting documentation.
You have completed this procedure.
Repeat trouble analysis procedures (refer to Section 3, Responding to Alarms and
Step 4
Conditions). Is the LINE LED off and the FAIL/SVCE LED on the TCA unit
green?
Complete your fault-reporting
documentation.
You have completed this procedure.
Note: The Hardware Data Record form is provided in Appendix A of the Plug-In Unit
Installation practice, FJTU-320-515-220.
You have completed this procedure.
Issue 9, May 1999
If Yes:
If Yes:
FNC and FNC Customer Use Only
4.14: Replacing the Timing Control Access (TCA)
Go to Step 4.
If No:
Call the Fujitsu Technical Assistance Center at
1-800-USE-FTAC (1-800-873-3822) for assistance.
If No:
Vol. ll, Page 480.4-63
Unit