HP ProLiant BL2x220c G7 Server Blade Maintenance and Service Guide

Removal and replacement procedures 21
Symbols on equipment
The following symbols may be placed on equipment to indicate the presence of potentially hazardous
conditions.
This symbol indicates the presence of hazardous energy circuits or electric shock
hazards. Refer all servicing to qualified personnel.
WARNING: To reduce the risk of injury from electric shock hazards, do not open this
enclosure. Refer all maintenance, upgrades, and servicing to qualified personnel.
This symbol indicates the presence of electric shock hazards. The area contains no user
or field serviceable parts. Do not open for any reason.
WARNING: To reduce the risk of injury from electric shock hazards, do not open this
enclosure.
This symbol on an RJ-45 receptacle indicates a network interface connection.
WARNING:
To reduce the risk of electric shock, fire, or damage to the equipment, do
not plug telephone or telecommunications connectors into this receptacle.
This symbol indicates the presence of a hot surface or hot component. If this surface is
contacted, the potential for injury exists.
WARNING: To reduce the risk of injury from a hot component, allow the surface to cool
before touching.
7.0 kg
15.5 lb
This symbol indicates that the component exceeds the recommended weight for one
individual to handle safely.
WARNING: To reduce the risk of personal injury or damage to the equipment, observe
local occupational health and safety requirements and guidelines for manual material
handling.
These
symbols, on power supplies or systems, indicate that the equipment is supplied
by multiple sources of power.
WARNING: To reduce the risk of injury from electric shock, remove all power cords to
completely disconnect power from the system.
Server blade preparation
To service any internal server blade component, power down the server blade and remove it from the
enclosure.
Power down the server blade
Before powering down the server blade for any upgrade or maintenance procedures, perform a backup of
critical server data and programs on each server.
Depending on the Onboard Administrator configuration, use one of the following methods to power down
the server blade:
• Use the virtual power button selection through iLO 3 for both server A and server B.
This method initiates a controlled remote shutdown of applications and the OS before the server blade
enters standby mode.