Display; Display Assembly; Removing The Display Assembly - Dell Inspiron 14 3420 Owner's Manual

Display

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, ground yourself by using a wrist
grounding strap or by periodically touching an unpainted metal surface (such as a
connector on your computer).
CAUTION:
To help prevent damage to the system board, remove the main battery,
see "Removing the Battery" on page 13, before working inside the computer.

Display Assembly

Removing the Display Assembly

1 Follow the instructions in "Before You Begin" on page 9.
2 Remove the battery. See "Removing the Battery" on page 13.
3 Follow the instructions from step 3 to step 8 in "Removing the Palm-Rest
Assembly" on page 25.
4 Remove the optical drive. See "Removing the Optical Drive" on page 23.
5 Remove the USB board. See "Removing the USB Board" on page 47.
6 Remove the hinge cover. See "Removing the Hinge Cover" on page 55.
7 Disconnect the display cable from the connector on the system board.
8 Disconnect the Mini-Card antenna cables from the connectors on the
Mini-Card.
9 Make a note of the display cable and Mini-Card antenna cables routing
and remove the cables from the routing guides.
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Display