Lucent Technologies DDM-2000 OC-3, User & Service Manual

Page: 2065 / 2536

363-206-285 Detailed Level Procedure:
DLP-501
Issue 2, February 2000 Page 3 of 8
DDM-2000 OC-3 M
ULTIPLEXER
8.
!
CAUTION:
Take care to avoid damaging the LEDs that protrude through the opening
in the faceplate of the SYSCTL.
!
CAUTION:
Initializing the SYSCTL in the following steps will momentarily interrupt
service if protection switches are activated.
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.
Read the remainder of Steps 8 and 9 before installing the SYSCTL, then
seat the SYSCTL.
If the following responses do not occur, proceed to Step 10.
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.
9. Momentarily depress the UPD/INIT button on the SYSCTL while the CR LED
is flashing (you have 10 SECONDS to do this).
If the following responses do not occur, continue with Step 10.
Response: CR LED on the User Panel stops flashing when the
UPD/INIT button is pressed.
FAULT LED on BBG9 OHCTL and ABN LED on the User
Panel are lighted after approximately 15 seconds. ABN
LED goes off after approximately 30 seconds.
Approximately 1 minute and 45 seconds after the ABN
LED goes off, the CR LED on the User Panel flashs again.
DO NOT depress UPD/INIT pushbutton again when the
CR LED flashes.