30 Upgrade and Maintenance Manual
RX2520 M4
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.
The following table gives an overview of steps taken into account for
calculating the average task duration:
Hardware: 10 minutes
Step included Explanation
Server shutdown no
Shutdown time depends on hardware and
software configuration and may vary
significantly.
For Software tasks necessary before
maintenance, see section "Starting the
maintenance task" on page 67.
Rack removal,
disassembly
yes
Making the server available, removing the
server from the rack (if applicable)
Transport no
Transporting the server 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 to its installation site
(where required) depends on local
customer conditions.
Assembly,
rack installation
yes
Reassembling the server, installing the
server 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
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