Dell N7110 Service Manual

AC-Adapter Connector111
25
AC-Adapter Connector
 WARNING: Before working inside your computer, read the safety information 
that shipped with your computer. For additional safety best practices information, 
see the Regulatory Compliance Homepage at 
www.dell.com/regulatory_compliance.
 
CAUTION: Only a certified service technician should perform repairs on your 
computer. Damage due to servicing that is not authorized by Dell is not covered by 
your warranty.
 
CAUTION: To avoid electrostatic discharge,...

112AC-Adapter Connector
11Remove the screw that secures the AC-adapter connector to the computer 
base.
12Lift the AC-adapter connector off the computer base.
Replacing the AC-Adapter Connector
1Follow the instructions in Before You Begin on page 9.
2Place the AC-adapter connector on the computer base and replace the 
screw that secures the AC-adapter connector to the computer base.
3Route the AC-adapter connector cable through the routing guide.
4Connect the AC-adapter connector cable to the connector...

AC-Adapter Connector113
7Replace the hinge cover (see Replacing the Hinge Cover on page 108).
8Replace the palm-rest assembly (see Replacing the Palm-Rest Assembly 
on page 35).
9Replace the keyboard (see Replacing the Keyboard on page 29).
10Follow the instructions from step 4 to step 5 in Replacing the Optical 
Drive on page 19.
11Replace the battery (see Replacing the Battery on page 16).
 CAUTION: Before turning on the computer, replace all screws and ensure that no 
stray screws remain inside the...

114AC-Adapter Connector
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Flashing the BIOS115
26
Flashing the BIOS
The BIOS may require flashing when an update is available or when replacing 
the system board. To flash the BIOS:
1
Turn on the computer. 
2Go to support.dell.com/support/downloads.
3Locate the BIOS update file for your computer:
 NOTE: The Service Tag for your computer is located on a label at the bottom 
of your computer.
If you have your computer’s Service Tag:
aClick Enter a Tag.
bEnter your computer’s Service Tag in the Enter a service tag: field, 
click...

116Flashing the BIOS
8Double-click the file icon on the desktop and follow the instructions on 
the screen.
book.book  Page 116  Friday, April 13, 2012  2:02 PM