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
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 69.
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