Cisco ONS 15454 SDH Specifications Page 68

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Cisco ONS 15454 SDH Troubleshooting and Maintenance Guide, R3.3
May 2002
Chapter 1 Alarm Troubleshooting
Alarm Procedures
Procedure: Clear the MFGMEM Alarm on the Backplane or Fan Tray
Step 1 Do a software-initiated system reset on the TCC-I with the “Initiate a Software Reset” procedure on
page 4-4.
Step 2 If the alarm does not clear, follow the “Reset the TCC-I using a Card Pull” procedure on page 4-5.
Step 3 If the alarm does not clear, physically replace the standby TCCI card on the ONS 15454 SDH with a new
TCC-I card:
a. Open the TCC-I card ejectors.
b. Slide the card out of the slot. This raises the IMPROPRMVL alarm which will clear when the upgrade
is complete.
c. Open the ejectors on the TCC-I card.
d. Slide the TCC-I card into the slot along the guide rails.
e. Close the ejectors.
Note It takes approximately 20 minutes for the active TCC-I to transfer the system software to the
newly installed TCC-I. Software transfer occurs in instances where different software
versions exist on the two cards. During this operation, the LEDs on the TCC-I flash Fail and
then the Active/Standby LED flashes. When the transfer completes, the TCC-I reboots and
goes into Standby mode after approximately three minutes.
Step 4 Right-click the active TCC-I card to reveal a pull-down menu.
Step 5 Click Reset Card. Wait for the TCC-I to reboot. The ONS 15454 SDH switches the standby TCC-I card
to active mode.
Step 6 Verify that the remaining TCC-I card is now in standby mode (the ACT/STBY LED changes to amber).
Step 7 Physically replace the remaining TCC-I card with the second TCC-I card:
a. Open the TCC-I card ejectors.
b. Slide the card out of the slot.
c. Open the ejectors on the TCC-I card.
d. Slide the TCC-I card into the slot along the guide rails.
e. Close the ejectors. The ONS 15454 SDH boots up the second TCC-I card. The second TCC-I must
also copy the system software, which can take up to 20 minutes.
Step 8 If the MFGMEM alarm continues to report after replacing the TCC-I cards, the problem lies in the
EPROM.
Step 9 If the MFGMEM is reported from the fan tray, replace the fan tray.
Step 10 If the MFGMEM is reported from backplane, or the alarm persists after the fan tray is replaced, login to
http://www.cisco.com/tac for more information or login to
http://www.cisco.com/warp/public/687/Directory/DirTAC.shtml to obtain a directory of Cisco
Technical Assistance Center toll-free numbers for your country.
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