Restore Data Because Of An Upgrade Failure - Nortel Meridian 1 Option 11C Upgrade Manual

Upgrade a two-cabinet system with metal cable to Option 11C

Restore data because of an upgrade failure

28 Connect the power to the expansion cabinet.
Set the circuit breaker switch on the front of the power supply unit in
the cabinet to ON.
If equipped with reserve battery power, set the circuit breaker switch
on the reserve battery power unit to ON.
29 Check the fiber-related LEDs on the SSC card.
— The LED for the equipped expansion daughterboard is green.
— If the LED is red (disabled indication):
a Load overlay program 135.
b Enter ENL FL1 to enable expansion cabinet 1 (or ENL FL2 for
expansion cabinet 2, if equipped).
— If the LED is yellow (fault indication):
a Check all fiber-optic cable to make sure you connected it
correctly and it is not damaged.
b If the LED remains yellow, refer to the Option 11C Fault
Clearing Guide.
30 If you need the optional NTDK27 Ethernet cable, connect it to the
expansion connector in the main cabinet. See Figure 19 on page
58.
—————————— End of Procedure ——————————
This section explains how to revert back to an Option 11 or Option 11E in the
event that the upgrade fails. To revert back, you must insert one of the
following back into slot 0 of the main cabinet and reload the system:
• Option 11 NTAK01 CPU/Conf card
• Option 11E NTBK45 System Core card and the software cartridge
Procedure 6
Revert back to Option 11 or Option 11E
1 Remove all power from the system.
2 Connect the NTAK1204 or NTAK1205 cable.
3 Remove the NTBK20 SSC card from slot 0 in the main cabinet.
Option 11C and 11C Mini
Page 83 of 224
Upgrade Procedures Guide