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March 2009P/N X420MRev. A00
About Your Computer
Front View
1
2
3
4
1keyboard
2touch pad
3touch pad buttons (2)
4contactless smart-card reader
About Your Computer |3
Right View
11
12
4|About Your Computer
1volume controls
2ambient light sensor
1
2
3
4
5
6
7
8
9
10
3device status lights
4Dell EdgeTouch control
5Latitude™ On button
6power button/power light
7DisplayPort
8eSATA/USB connector
9USB connector
10audio (line-out) and microphone (line-in) connector
11docking wake-up switch
12fingerprint reader
Left ViewDisplay Features
1
2
1
2
3
4
5
1cooling vents
2wireless switch
1left digital array microphone (optional)
2camera activity indicator (optional)
3camera (optional)
4right digital array microphone (optional)
5display
About Your Computer |5
Back View
6|About Your Computer
1network connector
2power indicator
3battery indicator
4security cable slot
5AC adapter connector
53214
Quick Setup
WARNIN G: Before you begin any of the
procedures in this section, read the safety
information that shipped with your
computer. For additional best practices
information, see www.dell.com/
regulatory_compliance.
1
Connect the AC adapter to the AC adapter
connector on the portable computer and to
the electrical outlet.
2
Connect the network cable (not included).
3
Connect the USB devices, such as a mouse or
keyboard (optional).
Quick Setup |7
4
Connect your monitor to the DisplayPort or
use a DisplayPort adaptor for VGA, DVI or
HDMI interface
5
Open the computer display and press the
power button to turn on the computer.
.
NOTE: It is recommended that you turn on
and shut down your computer at least once
before you install any cards or connect the
computer to a docking device or other
external device, such as a printer.
8|Quick Setup
Specifications
NOTE: Some devices may not be included if
you did not order them. For more information
regarding the configuration of your
computer, click Start→ Help and Support
and select the option to view information
about your computer.
Processor
®
Typ eIn te l
Level 2 cache3 MB
Front side bus800 MHz
Core™2 Duo
processor Ultra Low Voltage
System Information
System chipsetMobile Intel GS45 Express
Chipset
Data bus width64 bits
DRAM bus widthdual-channel (2) 64-bit
Processor address bus
width
Video
Typeintegrated on the
Data busintegrated video
Video controllerIntel Graphics Media
Video memoryup to 256 MB (shared)
36 bits
system board
Accelerator
Specifications |9
Battery
Type:“smart” lithium ion
4-cell (40 WHr)
8-cell (80 WHr)
Dimensions:
4-cell battery
Depth
Height
Weight
36.11 mm
20.10 mm
250.6 g
8-cell battery
Depth
Height
Weight
57.31 mm
21.00 mm
475.7 g
Voltage:
4-cell battery
8-cell battery
14.8 VDC
14.8 VDC
10 | Specifications
Temperature range:
Operating
Storage
0° to 35°C (32° to 95°F)
-40° to 60°C (-40° to 145°F)
Coin-cell batteryCR2032
AC Adapter
Input voltage100–240 VAC
Input current (maximum) 1.5 A
Input frequency50–60 Hz
Output current:
45 W AC adapter2.31 A
Output power45 W
Rated output voltage19.5 VDC
Dimensions:
45 W AC adapter
Height
Width
Depth
16 mm
50 mm
90 mm
Temperature range:
Operating
Storage
0°to 40°C (32° to 104°F)
-40°to 70°C (-40°to 158°F)
Physical
Height:
four cell
eight cell
20.10 mm
21.00 mm
Width396.34 mm
Depth:
four cell
eight cell
272.25 mm
293.43 mm
Weight:
with 4-cell battery,
2.0 kg
single SSD,
no camera and mic
Environmental
Temperature range:
Operating
Storage
Relative humidity
(maximum):
Operating
Storage
Altitude (maximum):
Operating
Storage
Airborne contaminant
level
0° to 35°C (32° to 95°F)
-40° to 65°C (-40° to 149°F)
10%–90% (non condensing)
5%–95% (non condensing)
-5.2–3048 m
-15.2–10,668 m
G2 or lower as defined by
ISA-S71.04-1985
Specifications |11
Finding Information
If you need to find:See:
Complete information regarding the configuration of your
computer or to replace parts
Safety best practices information for your computer
Warranty information
Terms and Conditions of sale
Regulatory information
Ergonomics information
End user license agreement
12 | Finding Information
The Service Manual on the Dell Support website at support.dell.com.
The safety and regulatory documents that shipped with
your computer and the regulatory compliance homepage at
www.dell.com/regulatory_compliance.
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