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por este dispositivo também tem outras instruções :
Facilidade de uso
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.
Specifications
NOTE: Offerings may vary by region. The following specifications are only those required by law to ship with your
computer. For more information regarding the configuration of your computer, click Start → Help and Support and
select the option to view information about your computer.
Power:
Voltage
100 VAC to 240 VAC
Wattage
65 W
Coin-cell battery
3 V CR2032 lithium coin cell
Physical
Latitude 7240
Latitude 7440
Height
20.0mm (0.79 inch)
21.0 mm (0.8 inches)
Width
310.5 mm (12.2 inches)
337.0 mm (13.2 inches)
Depth
211.0 mm (8.3 inches)
231.5 mm (9.1 inches)
Weight (with 3-cell battery)
1.36 kg (2.99 lbs)
1.63 kg (3.6 lbs)
Environmental
Operating Temperature:
0 °C to 60 °C (32 °F to 140 °F)
Information para NOM (únicamente para México)
The following information is provided on the device described in this document in compliance with the requirements of
the official Mexican standards (NOM).
Voltaje de alimentación
100 V CA – 240 V CA
Frecuencia
50 Hz – 60 Hz
Consumo eléctrico
1,50 A~2,50 A
Voltaje de salida
19,50 V de CC
Intensidad de salida
3,34 A/4,62 A
Finding More Information and Resources
See the safety and regulatory documents that shipped with your computer and the regulatory compliance website at
www.dell.com/regulatory_compliance for more information on:
•
Safety best practices
•
Regulatory certification
•
Ergonomics
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