363-206-285 Detailed Level Procedure: DLP-549
Issue 2, February 2000 Page 2 of 4
DDM-2000 OC-3 MULTIPLEXER
3.
NOTE:
Both the BBG8/BBG8B SYSCTL and BBG9 OHCTL must be installed
for the controllers to function.
Ensure the BBG9 OHCTL is installed.
Reference: DLP-500
4.
NOTE:
Steps 5 and 6 must be performed without unnecessary delays.
Familiarize yourself with these steps before continuing with the
procedure.
Read Steps 5 and 6 before proceeding.
5.
!
CAUTION:
Take care to avoid damaging the LEDs that protrude through the opening
in the faceplate of the
SYSCTL
.
NOTE:
The UPD/INIT pushbutton on the SYSCTL is recessed to prevent its
accidental operation. You will need a small pointed object such as a
ballpoint pen to operate it.
NOTE:
Ignore the MJ, MN,andNE ACTY LEDs on the User Panel.
Read the remainder of this step and Step 6 before installing the SYSCTL,
then seat the SYSCTL.
If the following responses do not occur, proceed to Step 7.
Response: FAULT LED on BBG8/BBG8B SYSCTL lights and ABN
LED on the User Panel lights after approximately 5
seconds. MJ and NE LEDs may light or flash briefly.
FAULT LED on the SYSCTL goes off after approximately
5 seconds. ABN LED goes off after approximately 15
seconds. Approximately 1 minute and 30 seconds after
the ABN LED goes off, the FAULT LED on the OHCTL
goes off and the CR LED on the User Panel begins to
flash.
DLP-500
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