Specifications

1-14
Cisco ONS 15454 Troubleshooting and Maintenance Guide
November 2001
Chapter 1 Alarm Troubleshooting
The BKUPMEMP alarm refers to a problem with the TCC+ card’s flash memory. The alarm occurs when
the TCC+ card is in use and has one of four problems: the flash manager fails to format a flash partition,
the flash manager fails to write a file to a flash partition, there is a problem at the driver level or the code
volume fails cyclic redundancy checking (CRC). CRC is a method to check for errors in data transmitted
to the TCC+.
The BKUPMEMP alarm will also raise the EQPT alarm. In this instance, use the following procedure
will clear the BKUPMEMP and the EQPT alarm.
Procedure: Clear the BKUPMEMP Alarm
Step 1 Verify that both TCC+ cards are powered and enabled by confirming lighted ACT/STBY LEDs on the
TCC+ cards.
Step 2 Reset the active TCC+ card to make the standby TCC+ card active:
a. In CTC, display the node view.
b. Position the cursor over the active TCC+ card slot.
c. Right click and choose RESET CARD.
Step 3 If the alarm clears, reseat the old TCC+ and allow it to boot up completely.
Step 4 Do a second reset, this time on the newly-active TCC+ card to make the recently-reseated standby TCC+
card active.
a. In CTC, display the node view.
b. Position the cursor over the active TCC+ card slot.
c. Right click and choose RESET CARD.
Step 5 If the alarm reappears after you perform the switch, replace the TCC+ card.
a. Open the card ejectors.
b. Slide the card out of the slot.
c. Open the ejectors on the replacement card.
d. Slide the replacement card into the slot along the guide rails.
e. Close the ejectors.
Note When replacing a card with an identical type of card, you do not need to change the CTC
database.
1.3.22 BLSROSYNC
• Major, Service affecting
The BLSR Out Of Sync alarm occurs when the mapping table needs updating. To clear the alarm, a new
ring map must be created and accepted. Before you create a new ring map, complete Steps 1 – 4.