Maintenance and Trouble Clearing
FJTU-320-515-480
Issue 9, May 1999
FAIL
LINE
SEND
RCV
ON LINE
MC6A-3MR1
Figure 4-32: Typical MC6A-3xxx Unit Front Panel
FC9616xx31
FAIL
LINE
SEND
RCV
ON LINE
MC6A-31xx
Figure 4-33: Typical MC6A-31xx Unit Front Panel
FNC and FNC Customer Use Only
4.12: Replacing the OC-3 Optical Channel (HC1A
and MC6A) Units
Vol. ll, Page 480.4-55