Dell Precision 7770 Portable Laptop User Guide (+ PDF)

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MCMC certification mark
Windows
In Windows Search, type System. In the search results, click System.

On the desktop, click About This Computer.

Connection and use of this communications equipment is permitted by the Nigerian Communications Commission.

Read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at Dell.com/regulatory_compliance.
Do not remove the computer cover unless you need to install internal accessories for your computer. For instructions on removing and replacing parts, see the Owner’s or Service Manual at Dell.com/support.
Retain the filler brackets or cards that ship with your computer. Installing filler brackets or filler cards over empty card-slot openings is necessary to maintain FCC certification of the computer. The filler brackets and filler cards keep dust and dirt out of your computer and maintain the airflow that cools your computer.

Input voltage
100-240 V AC
Input current (maximum)
1.3A
Input frequency
50-60 HZ
Input current
2.31 A
Input Voltage
19.v DC
Maximum operating temperature
°C ( °F)
Connect the power adapter or the power cable to your computer and to the display, if required.
Power on the computer (and the display, if connected).