
Hardware
Hardware Maintenance
4 - 38
SKF Multilog O
n-Line System IMx-M
User Manual
Important - Rack must be set in the rack disarm mode before the hot-swap
procedure takes place. Be sure to read "Disarm" chapter thoroughly and
understand it.
Important - User must ensure that rack is properly configured before disarm is
released after the hot-swap. Be sure to read "Disarm" chapter thoroughly and
understand it. Evaluate circuit faults with diagnostic command "cf" as described in
chapter "Circuit Faults (cf)".
Important - Evaluate channel alarms before disarm is released to avoid
unwanted alert/danger alarms triggered upon arm of the channel or rack.
Important - User must ensure that the rack is running with a correct firmware
before disarm is released after the hot-swap. Be sure to read "Protection Firmware
Update" chapter thoroughly and understand it. It is always recommended to check
with diagnostic command "intd0" that the correct firmware is running on all
protection MCUs. Evaluate circuit faults with diagnostic command "cf" as described
in chapter "Circuit Faults (cf)".
Important - In case of hot-swap of power supplies, read chapter "Power
Supply" thoroughly and understand it.
Important - Different types of Modules must be positioned correctly in the
rack. The positions of the different types of modules are shown in Front Panel
within Drawings and Connections section.
Important - Due to the physical reason, when mounting a CMM + PRM slot,
must always mount the PRM before the CMM in order to avoid any damages to the
PRM. However, when dismounting a CMM + PRM slot, it must be the other way
around. Must always dismount the CMM before the PRM. Otherwise, the PRM can
be seriously damaged.