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Technical Specifications: Dell PowerEdge SC420 Systems User's Guide

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Technical Specifications

Dell™ PowerEdge™ SC420 Systems User's Guide


Processor  

Processor type

Intel® Pentium® 4 processor with a minimum clock speed of at least 2.8 GHz

or

Intel Celeron® processor with a minimum clock speed of at least 2.8 GHz

Internal cache

At least 1 MB (Intel Pentium 4 processor) and 256 KB (Intel Celeron processor)

Front-side bus speed

800 MHz (Intel Pentium 4 processor) and 533 MHz (Intel Celeron processor)

Expansion Bus 

Bus type

PCI Express and PCI

Expansion slots

PCIe

2.5-GHz PCI Express x8, 3.3-V, 12-V (slot 1)

2.5-GHz PCI Express x1, 3.3-V, 12-V (slot 5)

PCI

Three 5-V, half-length, 32-bit, 33-MHz (slots 2 through 4)

Memory 

Architecture

72-bit, ECC, PC-3200, Unbuffered, DDR II SDRAM, DIMMs, rated for 400-MHz operation

or

72-bit, ECC, PC-4300, Unbuffered, DDR II SDRAM, DIMMs, rated for 533-MHz operation

Memory module sockets

Four 240-pin

Memory module capacities

256 MB, 512 MB, or 1 GB

Minimum RAM

256 MB (one 256-MB module)

Maximum RAM

4 GB

Drives 

Hard drives

SATA

Up to two non-hot-plug, 1-inch, internal SATA hard drives with the integrated SATA controller

SCSI

Up to two non-hot-plug, 1-inch, internal SCSI drives with a SCSI controller card

Diskette drive

One optional 3.5-inch, 1.44-MB

CD drive

One IDE CD, DVD, CD-RW/DVD combination, or DVD-RW

NOTE: DVD devices are data only.

Tape drives

One optional 5.25-inch, or one IDE tape device

Connectors 

Externally accessible

Back

NIC

RJ-45 (for integrated 1-Gigabit NICs)

Parallel

25-pin

PS/2-style keyboard

6-pin mini-DIN

PS/2-compatible mouse

6-pin mini-DIN

Serial

9-pin, DTE, 16550-compatible

USB

Two 4-pin, version 2.0

Video

15-pin VGA

Front

USB

Two 4-pin

Internally accessible

IDE channels

Two 40-pin

SATA channels

Two 7-pin

Video 

Video type

Embedded

Video memory

8 MB

Power 

AC power supply

NOTICE: Ensure that the voltage selection switch on the power supply is set to the appropriate voltage before turning on the power. See Figure 1-2 for the location of the switch.

Wattage

305 W

Voltage

115–230 VAC, 60/50 Hz, 7.0–3.5 A

Heat dissipation

1040 BTU/hr maximum

Maximum inrush current (115 VAC)

Under typical line conditions and over the entire system ambient operating range, the inrush current may reach 35 A for 10 ms or less.

Maximum inrush current (230 VAC)

Under typical line conditions and over the entire system ambient operating range, the inrush current may reach 70 A for 10 ms or less.

Batteries

System battery

CR 2032 3.0-V lithium ion coin cell

Physical 

Height

49.1 cm (16.77 in)

Width

22.2 cm (7.5 in)

Depth

48.8 cm (17.67 in)

Weight (maximum configuration)

19 kg (41.9 lb.)

Environmental 

NOTE: For additional information about environmental measurements for specific system configurations, see www.dell.com/environmental_datasheets.

Temperature

Operating

10° to 35°C (50° to 95°F)

Storage

–40° to 65°C (–40° to 149°F)

Relative humidity

Operating

8% to 85% (noncondensing) with a maximum humidity gradation of 10% per hour

Storage

5% to 95% (noncondensing)

Maximum vibration

Operating

0.25 G at 3–200 Hz for 15 min.

Storage

0.5 G at 3–200 Hz for 15 min.

Maximum shock

Operating

One shock pulse in the positive z axis (one pulse on each side of the system) of 41 G for up to 2 ms

Storage

Six consecutively executed shock pulses in the positive and negative x, y, and z axes (one pulse on each side of the system) of 71 G for up to 2 ms

Altitude

Operating

–16 to 3048 m (–50 to 10,000 ft.)

Storage

–16 to 10,600 m (–50 to 35,000 ft.)


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