Technical information

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IBM Europe, Middle East, and Africa Hardware

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• ASHRAE class A2

• Temperature: 10° to 35°C (50° to 95°F) to 914 m (3,000 ft)

• Relative humidity: 8% to 80% (noncondensing)

NEBS environment

• Air temperature:

– Chassis on: 5° to 40°C (41° to 104°F) at altitude of -60 m (-197 ft) to 1,800

m (6,000 ft)

– Chassis on (short term*): -5° to 55°C (23° to 131°F) at altitude of -60 m

(-197 ft) to 1,800 m (6,000 ft)

– Chassis on: 5° to 30°C (41° to 86°F) at altitude of 1,800 m (600 ft) to 4,000

m (13,000 ft)

– Chassis on (short term*): -5° to 45°C (23° to 113°F) at altitude of 1,800 m

(6,000 ft) to 4,000 m (13,000 ft)

– Chassis off: -40° to 70°C (-40° to 158°F)

• Rate of temperature change: 30°C/hr (54°F/hr)

• Humidity:

– Chassis on: 5% to 85%

– Chassis on (short term*): 5% to 90% but not to exceed 0.024 kg water/kg of

dry air

– Chassis off: uncontrolled

(*) Note: A period of not more than 96 consecutive hours and a total of not more

than 15 days in one year. (This refers to a total of 360 hours in any given year, but,

no more than 15 occurrences during that one-year period.)

Hardware requirements

For attended installation of an operating system, this server requires a compatible:

• Keyboard

• Mouse

• Display

Unattended or remote installation may be performed without requiring some or

all of these components. Review your unattended software installation program

information for specific hardware configuration requirements.

For service, the server requires a compatible:

• Keyboard

• Mouse

• Display

When having the unit serviced, plan to have these components attached to your

server either directly or indirectly via a console switch.

Software requirements

The following network operating systems have been tested for compatibility with the

BladeCenter HS23:

• Microsoft :

– Windows Server 2008 R2

– Windows Server 2008 (32-bit) - Web/Std/Ent/DC

– Windows Server 2008 (64-bit) - Web/Std/Ent/DC

– Windows HPC Server 2008