Server User Manual

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Compaq ProLiant 1850R Servers Maintenance and Service Guide
About This Guide
This Maintenance and Service Guide is a troubleshooting guide that can be used for reference
when servicing ProLiant 1850R Servers.
WARNING: To reduce the risk of personal injury from electrical
shock and hazardous energy levels, only authorized service
technicians should attempt to repair this equipment. Improper
repairs could create conditions that are hazardous.
IMPORTANT: The installation of options and servicing of this product
should be performed by individuals that are knowledgeable of the
procedures, precautions, and hazards associated with equipment containing
hazardous energy circuits.
Symbols in Text
These symbols may be found in the text of this guide. They have the following meanings.
WARNING: Indicates that failure to follow directions in the
warning could result in bodily harm or loss of life.
CAUTION: Indicates that failure to follow directions could result in
damage to equipment or loss of information.
IMPORTANT: Presents clarifying information or specific instructions.
NOTE: Presents commentary, sidelights, or interesting points of
information.
Compaq Technician Notes
WARNING: Only authorized technicians trained by Compaq
should attempt to repair this equipment. All troubleshooting and
repair procedures are detailed to allow only subassembly/module
level repair. Because of the complexity of the individual boards and
subassemblies, no one should attempt to make repairs at the
component level or to make modifications to any printed wiring
board. Improper repairs can create a safety hazard. Any indications
of component replacement or printed wiring board modifications may
void any warranty.
WARNING: To reduce the risk of personal injury from electrical
shock and hazardous energy levels, do not exceed the level of
repair specified in these procedures. Because of the complexity of
the individual boards and subassemblies, do not attempt to make
repairs at the component level or to make modifications to any
printed wiring board. Improper repairs could create conditions that