TX120 S3 Upgrade and Maintenance Manual 439
Appendix
16.4 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 58.
Ê Remove the AC power cord from the cable tie and disconnect it from the
system as described in section "Disconnecting power cords" on page 59.
Ê Take the system down to its minimum startup configuration.
Field Replaceable Units (FRU)
Component Notes and reference
System board no TPM, UFM or expansion cards installed
CPU with CPU heat sink no fan (disconnect fan cable)
1 memory module
installed in DIMM slot 1A, see section
"Memory sequence" on page 234
Front panel module
Power supply unit
Table 9: Minimum startup configuration - components
Cable Notes and reference
Front panel cable
see section "Replacing the front panel cable"
on page 373
Power cable
see section "Replacing the power cable" on
page 380
Table 10: Minimum startup configuration - cables
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