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The following table provides a summary of the features and specifications for a
BladeCenter unit that does not have a diskette drive bay in the media tray.
Media tray (on front):
v SATA CD/DVD drive
v USB v2.0 port
v Front system LED panel
Module bays (on rear):
v Four hot-swap power-module bays
v Two hot-swap management-module
bays
v Four hot-swap I/O-module bays
v Two hot-swap blower bays
Blade-server bays (on front):
14 hot-swap blade-server bays
Redundant cooling:
Two variable-speed hot-swap blowers
Power modules:
v Minimum: Two 2000-watt or greater
hot-swap power modules
– Both power modules supply power
to all modules and to blade-server
bays 1 through 6.
– Both power modules provide
redundancy to each other.
v Maximum: Four
– Power modules 1 and 2 supply
power to all modules and to
blade-server bays 1 through 6.
– Power modules 3 and 4 supply
power to blade-server bays 7
through 14.
– Power modules 1 and 2 provide
redundancy to each other.
– Power modules 3 and 4 provide
redundancy to each other.
I/O modules:
v Minimum: One
v Maximum: Four
Management module:
v Minimum: One hot-swap advanced
management module providing the
following features:
– System-management functions for
the BladeCenter unit
– Video port (analog)
– Two USB ports for keyboard and
mouse
– Serial management connection
– 10/100 Mb Ethernet remote
management connection
v Maximum: Two hot-swap advanced
management modules: one active, one
redundant
Upgradeable microcode:
v Management-module firmware
v I/O-module firmware (some I/O module
types)
v Blade-server firmware
Security features:
v Login password for remote connection.
v Secure Socket Layer (SSL) security for
Web interface access, Secure Shell
(SSH) for remote command-line access,
and Lightweight Directory Access
Protocol (LDAP) and role-based security
for user authentication and
authorization.
Size (7 U):
v Height: 304.2 mm (12 in. or 7 U)
v Depth: 711.2 mm (28 in.)
v Width: 444 mm (17.5 in.)
v Weight:
– Fully configured with modules and
blade servers: Approximately 102 kg
(225 lb)
– Fully configured without modules and
blade servers: Approximately 38.6 kg
(85 lb)
Acoustical noise emissions:
v Without acoustic attenuation module: Sound
power, operating, and idle: 7.4 bels
v With acoustic attenuation module: Sound
power, idle, and operating: 6.9 bels
Environment:
v Air temperature:
– On:
- Altitude: 0 to 914 m (3000 ft) - 10° to
35°C (50° to 95°F)
- Altitude: 914 m to 2134 m (3000 ft to
7000 ft) - 10° to 32°C (50° to 89.6°F)
– Off: -40° to 60°C (-40° to 140°F).
v Humidity: 8% to 80%
Electrical input:
v Sine-wave input (50-60 Hz single-phase)
required
v Input voltage:
– Minimum: 200 V ac
– Maximum: 240 V ac
Heat output:
Approximate heat output in British thermal
units (Btu) per hour:
v Minimum configuration: 1365 Btu/hour (400
watts)
v Maximum configuration: Varies depending
on the type of power modules installed.
– Four 2000-watt power modules: 20 094
Btu/hour (5889 watts)
– Four 2320-watt power modules: 23 672
Btu/hour (6938 watts)
6 BladeCenter E Type 8677 and 1881: Hardware Maintenance Manual and Troubleshooting Guide