DELL Latitude 7640 Laptop
Regulatory Model/Type
MCMC certification mark
Windows
In Windows Search, type System. In the search results, click System.
Ubuntu
On the desktop, click 
About This Computer.
Di impor oleh:
PT Dell Indonesia
Menara BCA Lantai 48 Unit 4804
Jalan M.H Thamrin No. 1 Jakarta Pusat,
10310 Indonesia
Connection and use of this communications equipment is permitted by the Nigerian Communications Commission.
http://www.dell.com/learn/tw/zh/twcorp1/envt-info-materials
Read the sarety information that Shipped With your computer. For additional sarety Dest practices information, see tne Regulatory Compliance Homepage at Dell.com/requlatory_compliance.
Do not remove the computer cover unless you need to install internal accessories for your computer. For instructions on removing and replacing part, see the Owner’s or Service Manual at Dell.com/support.
Retain the filler brackets or cards that ship with your Computer. Instaling Tiller brackets or filler cards over empty card-slot openings IS necessary to maintain FCC certirication of the computer. Ihe filler brackets and filler cards keep dust and dirt out of your computer and maintain the airflovw that cools your computer.
Power Adapter
| Input voltage | 100-240 V AC |
| Input current (maximum) | 1.3 A |
| Input frequency | 50-60 Hz |
| Output current | 2.31 A |
| Output voltage
| 19.5 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).
Depending on your computer configuration, Some ports or connectors may not be available.
Icons
