CX250 S2
Upgrade and Maintenance Manual
23
Before you start
2.1.2
Upgrade and Repair Units (URU)
Upgrade and Repair Units
are non hot-plug components that can be ordered
separately to be installed as options (
Upgrade Units
) or are available to the
customer through customer self service (
Repair Units
).
I
Server management error messages and diagnostic indicators on the
front panel and system board will report defective
Upgrade and Repair
Units
as customer replaceable CSS components.
Upgrade and repair procedures involve shutting down and opening the server.
V
CAUTION!
The device may be seriously damaged or cause damage if it is opened
without authorization or if repairs are attempted by unauthorized and
untrained personnel.
Components that are handled as Upgrade Units
– Expansion cards
– Battery backup units
– Memory modules
– USB Flash Module (UFM)
Components that are handled solely as Repair Units
– CMOS battery
Upgrade and Repair Units (URU)
Summary of Contents for Primergy CX250 S2
Page 6: ...Upgrade and Maintenance Manual CX250 S2 ...
Page 16: ...16 Upgrade and Maintenance Manual CX250 S2 ...
Page 20: ...20 Upgrade and Maintenance Manual CX250 S2 Introduction ...
Page 30: ...30 Upgrade and Maintenance Manual CX250 S2 Before you start ...
Page 44: ...44 Upgrade and Maintenance Manual CX250 S2 Important information ...
Page 184: ...184 Upgrade and Maintenance Manual CX250 S2 Main memory ...
Page 244: ...244 Upgrade and Maintenance Manual CX250 S2 System board and components ...
Page 254: ...254 Upgrade and Maintenance Manual CX250 S2 Cabling ...