Dell C521 specifications Power, Physical, Environmental

Page 35

Power

DC power supply:

Wattage

280 W

 

 

 

 

Heat dissipation

955.39 BTU/hr maximum

 

 

NOTE: Heat dissipation is calculated based upon the

 

 

power supply wattage rating.

 

Voltage

manual selection power supply — 90 to 135 V at

 

 

50/60 Hz; 180 to 265 V at 50/60 Hz

 

Backup battery

3-V CR2032 lithium coin cell

 

 

 

 

 

 

 

Physical

 

 

 

 

 

Height

11.4 cm (4.5 inches)

 

 

 

 

Width

39.9 cm (15.7 inches)

 

 

 

 

Depth

35.3 cm (13.9 inches)

 

Weight

10.4 kg (23 lb)

 

 

 

 

 

 

 

Environmental

 

 

 

 

 

Temperature:

 

 

 

 

 

Operating

10° to 35°C (50° to 95°F)

 

 

 

 

Storage

–40° to 65°C (–40° to 149°F)

 

 

 

 

Relative humidity

20% to 80% (noncondensing)

 

 

 

 

Maximum vibration:

 

 

 

 

 

Operating

0.25 G at 3 to 200 Hz at 0.5 octave/min

 

 

 

 

Storage

0.5 G at 3 to 200 Hz at 1 octave/min

 

 

 

 

Maximum shock:

 

 

 

 

 

Operating

bottom half-sine pulse with a change in velocity of

 

 

50.8 cm/sec (20 inches/sec)

 

 

 

 

Storage

27-G faired square wave with a velocity change of

 

 

508 cm/sec (200 inches/sec)

 

 

 

 

Altitude:

 

 

 

 

 

Operating

–15.2 to 3048 m (–50 to 10,000 ft)

 

 

 

 

Storage

–15.2 to 10,668 m (–50 to 35,000 ft)

 

 

 

 

 

 

 

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Image 35
Contents September 2006 Rev. A00 Front View About Your ComputerBack View of the Computer Back Panel I/O ConnectorsBack to Contents Turning Off Your Computer Before You BeginGetting Started Recommended ToolsPage Replacing the Computer Cover Removing the Computer Cover DDR2 Memory Overview Removing and Installing PartsMemory Installing Memory Removing Memory CardsInstalling an Expansion Card Removing an Expansion Card Drives Connecting and Disconnecting Drive Cables General Installation GuidelinesDrive Interface Connectors Power Cable ConnectorRemoving a CD/DVD Drive Installing a CD/DVD DriveCD/DVD Drive Removing a Floppy Drive Floppy DriveInstalling a Floppy Drive Removing a Media Card Reader Media Card ReaderInstalling a Media Card Reader Removing a Hard Drive Hard DriveInstalling a Hard Drive Replacing the Battery BatteryRemoving the Processor ProcessorInstalling the Processor Page Replacing the Power Supply Power SupplyRemoving the Front I/O Panel Front I/O PanelRemoving the Fan Assembly Fan AssemblyInstalling the Front I/O Panel Removing the System Board Installing the Fan AssemblySystem Board Replacing the System Board Page Specifications Controls and Lights ConnectorsDrives Environmental PowerPhysical Overview System SetupEntering System Setup OverviewSystem System Setup Options64MB Post Behavior Boot MenuJumper Locations Clearing Password Settings Clearing Forgotten Passwords and Cmos SettingsClearing Cmos Settings Flashing the BiosSystem Board Components Technical OverviewInside View of Your Computer Jumper Setting Description Jumper SettingsPin Number Signal name AWG Wire Power Supply DC Connector Pin AssignmentsDC Power Connector P1 DC Power Connector P5 and P6 DC Power Connector P2DC Power Connector P3 DC Power Connector P4Black +12 VDC Yellow September 2006 Rev. A00 Dell Diagnostics Main Menu TroubleshootingDell Diagnostics When to Use the Dell DiagnosticsSystem Lights Diagnostic LightsPower Light Problem Description Suggested Resolution Problem Description Suggested ResolutionCode Cause Beep Codes