17.4 Minimum startup configuration
If the server does not start up or other problems occur, it may be necessary to
take the system down to its most basic configuration in order to isolate the
defective component.
The minimum startup configuration consists of the following components and
cables:
Ê Shut down the server as described in section "Shutting down the server" on
page 62.
Ê Remove the AC power cords from the PSU cable brackets and disconnect
them from the system as described in section "Disconnecting the server
from the mains" on page 63.
Field Replaceable Units (FRU)
Component Notes and reference
System board no TPM, UFM or expansion cards installed
1 CPU with CPU heat sink
installed in socket CPU 1, see section
"Installing processors" on page 486
1 memory module
installed in DIMM slot 1A, see section
"Memory sequence" on page 468
Front panel module without connected front LAN module
1 Power supply module
installed in PSU slot 1, see section "Installing
PSU modules" on page 166
Table 7: Minimum startup configuration - components
Cable Notes and reference
Front panel cable
see section "Replacing the front panel
module" on page 601
Power cable
see section "Replacing the power backplane"
on page 175
Table 8: Minimum startup configuration - cables
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