24 Upgrade and Maintenance Manual BX924 S4
Before you start
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2.2 Average task duration
The average task duration including preliminary and concluding steps is
indicated at the beginning of each procedure next to the procedure class.
Refer to table 1 on page 24 for an overview of steps taken into account for
calculating the average task duration:
Average task duration: 10 minutes
Step included Explanation
Server 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".
System unit
removal,
disassembly
yes
Making the server blade available,
removing the server blade from the system
unit
Transport no
Transporting the server blade 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 server blade to its installation
site (where required) depends on local
customer conditions.
Assembly, system
unit installation
yes
Reassembling the server blade, installing
the server blade in the system unit
Starting up no
Booting time depends on hardware and
software configuration and may vary
significantly.
Table 1: Calculation of the average task duration
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