HP ProLiant BladeSystem p-Class System Maintenance and Service Guide

Removal and Replacement Procedures 31
WARNING! Be sure that power is not applied to the Mini Bus Bar Dual Power Box power cables before
connecting to or disconnecting from the power supply. Disconnect all AC power cords from the power source.
WARNING! Be sure that all power enclosure circuit breakers are locked in the off position before connecting
or disconnecting any power components.
Symbols on Equipment
25 kg
55 lb
A
ny product or assembly marked with these symbols 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.
Any surface or area of the equipment marked with these symbols indicates the
presence of a hot surface or hot component.
WARNING! To reduce the risk of injury from a hot component, allow the surface to cool
before touching it.
To reduce the risk of injury from electric shock hazards, do not open this
enclosure.
WARNING! Any surface or area of the equipment marked with these symbols indicates
the presence of electric shock hazards. The enclosed area contains no operator
serviceable parts.
Any RJ-45 receptacle marked with these symbols 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.
Server Blade Enclosure Components
Use the procedures in this section to service HP BladeSystem p-Class server blade enclosures.
Server Blade Enclosure Preparation
To service the server blade enclosure or any of its non-hot-plug components, you must power down the enclosure.
To verify server blade component failures, run the infrastructure diagnostics. Refer to Chapter 3, “Diagnostic Tools,”
for more information.
CAUTION: Electrostatic discharge can damage electronic components. Be sure you are properly grounded
before beginning any installation procedure. For more information, refer to the “Electrostatic Discharge
Information” section in this chapter.
To power down the server blade enclosure:
1. Power down the server blades in the enclosure. Refer to the documentation shipped with the server blades.
2. Identify the proper server blade enclosure from the back of the rack.
3. If the server blade enclosure is powered from a 1U power enclosure, remove AC input power from the 1U
power enclosure and disconnect it from the PDU: