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Features and specifications
Microprocessor:
•
Intel® Pentium® III Xeon™
•
32 KB of level-1 cache
•
1 MB of level-2 cache (minimum)
•
Expandable to four
microprocessors
Memory:
•
Maximum: 16 GB
•
Type: ECC, SDRAM, Registered
DIMMs
•
Slots: 4-way interleaved, 16 slots
Drives standard:
•
Diskette: 1.44 MB
•
CD-ROM: IDE
Expansion bays:
•
Hot-swap: 10 slim-high
•
Non-hot-swap: Two 5.25-inch
LVD SCSI Backplane:
•
Ultra160 capable
•
Two SCSI channels, each with
five connectors, in a split
configuration
•
Supports a maximum of 10 slim-
high hard disk drives
PCI expansion slots:
•
Four 33 MHz 64-bit hot-plug
•
Two 66 MHz 64-bit non-hot-plug
Hot-swap power supplies:
250 Watt (115-230 V ac)
•
Minimum: Two
•
Maximum: Four
•
Three for redundancy
Redundant cooling:
•
Four hot-swap fan assemblies
2
IBM® xSeries 250: Installation Guide
The following table provides a summary of the features and specifications for your
xSeries 250 server.
Video:
•
S3 video controller
•
Compatible with SVGA and VGA
•
4 MB video memory
Size:
•
Height: 356 mm (14 in.)
•
Depth: 650 mm (25.6 in.)
•
Width: 440 mm (17.3 in.)
•
Weight: 34.4 kg (76 lb.) to 61 kg
(134 lb.) depending upon
configuration
Integrated functions:
•
Advanced System Management
processor
•
Dual Ultra2 (LVD) SCSI
controller, one external port, one
internal port
•
One 10BASE-T/100BASE-TX
AMD Ethernet controller
•
Two serial ports
•
One parallel port
•
Two Universal Serial Bus ports
•
Keyboard port
•
Mouse port
•
Video port
•
One management port
•
Two Advanced System
Management Interconnect ports
Acoustical noise emissions:
•
Sound power, idle: 6.3 bel
maximum
•
Sound power, operating: 6.3 bel
maximum
•
Sound pressure, idle: 49 dBa
maximum
•
Sound pressure, operating: 49
dBa maximum
Table 1. Features and specifications.
Environment:
•
Air temperature:
— Server on: 10º to 35º C (50º to
95º F). Altitude: 0 to 914 m
(3000 ft.)
— Server on: 10º to 32º C (50º to
89.6º F). Altitude: 914 m
(3000 ft.) to 2133 m (7000 ft.)
— Server off: 10º to 43º C (50º to
110º F). Maximum altitude:
2133 m (7000 ft.)
•
Humidity:
— Server on: 8% to 80%
— Server off: 8% to 80%
Heat output:
Approximate heat output in British
Thermal Units (BTU) per hour
•
Minimum configuration: 1023.9
BTU
•
Maximum configuration: 2764.6
BTU
Electrical input:
•
Sine-wave input (50-60 Hz)
required
•
Input voltage low range:
— Minimum: 90 V ac
— Maximum: 137 V ac
•
Input voltage high range:
— Minimum: 180 V ac
— Maximum: 265 V ac
•
Input kilovolt-amperes (kVA)
approximately:
— Minimum: 0.08 kVA
— Maximum: 0.52 kVA
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