BX900 S2
Upgrade and Maintenance Manual
25
Before you start
2.3
Tools you need at hand
When preparing the maintenance task, ensure that all required tools are
available according to the overview below. You will find a list of required tools at
the beginning of each procedure.
Step
included
Explanation
System unit
shutdown
no
Shutdown time depends on hardware and
software configuration and may vary
significantly.
Software tasks necessary before
maintenance are described in section
"Starting the maintenance task" on
page 63
".
Rack removal,
disassembly
yes
making the system unit available, removing
the system unit from the rack (if applicable)
Transport
no
Transporting the system unit to the service
table (where required) depends on local
customer conditions.
Maintenance
procedures
yes
maintenance procedures including
preliminary and concluding software tasks
Transport
no
Returning the system unit to its installation
site (where required) depends on local
customer conditions.
Assembly,
rack installation
yes
reassembling the system unit, installing the
system unit in the rack (if applicable)
Starting up
no
Booting time depends on hardware and
software configuration and may vary
significantly.
Table 1: Calculation of the average task duration