User`s guide

FEPROM Firmware Update
A Firmware Update Utility image consists of two parts, the update program
and the new firmware, as shown in Figure 6–1. The update program uniformly
programs, erases, reprograms, and verifies the entire FEPROM.
Figure 6–1 Firmware Update Utility Layout
Update Program
New Firmware Image
MLO-007271
Once the update has completed successfully, normal operation of the system
may continue. The operator may then either halt or reset the system and
reboot the operating system.
6.1 Preparing the Processor for a FEPROM Update
Complete the following steps to prepare the processor for a FEPROM update:
1. The system manager should perform operating system shutdown.
2. Enter console mode by pressing the Halt button once to halt the system.
If the Break Enable/Disable switch on the console module is set to enable
(indicated by 1), you can halt the system by pressing the
Break
key on the
console terminal.
6–2 FEPROM Firmware Update