Lucent DDM-2000 OC-3 User And Service Manual page 166

NTP-016
: System Turnup
Page 4 of 10
DO ITEMS BELOW IN ORDER LISTED. . . . . FOR DETAILS, GO TO
NOTE:
If fecom is enabled, an inconsistent DCC values alarm
will occur when the OLIUs are looped back. Normally, the
alarm occurs when the Network side/User side parameters
at both ends of the DCC are set the same. To clear the alarm
during a fiber loopback, use the
set-fecom:address:com=disable command to disable
the DCC.
Install OLIU optical loops.
8.
NOTE:
BBG2/BBG2B MXRVO circuit packs must be installed in
both FUNCTION UNIT slots 1 and 2(P) if BBF3/BBF3B
DS1PM circuit packs are going to be installed.
Install BBG2/BBG2B MXRVO circuit packs (if required).
9. Install BBG4/BBG4B/BBG19 DS3 circuit packs (if required).
10. Install BBG20 TMUX circuit packs (if required).
11. Install BBG6 STS1E (optioned for LOW SPEED) circuit packs (if
required).
DDM-2000 OC-3 M
Issue 2, February 2000
ULTIPLEXER
363-206-285
DLP-505
DLP-506
DLP-507
DLP-507
DLP-502