Dell Inspiron 14z N411z: USB Board
USB Board: Dell Inspiron 14z N411z

13
USB Board
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 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.
Removing the USB Board
1
Follow the instructions in "Before You Begin" on page 9.
2
Remove the battery. See "Removing the Battery" on page 13.
3
Remove the module cover. See "Removing the Module Cover" on page 15.
4
Remove the optical-drive assembly. "Removing the Optical Drive" on
page 23.
5
Remove the keyboard. See "Removing the Keyboard" on page 31.
6
Remove the palm-rest assembly. See "Removing the Palm-Rest Assembly"
on page 35.
7
Remove the display assembly. See "Removing the Display Assembly" on
page 45.
8
Remove the hinge cover. See "Removing the Hinge Cover" on page 48.
9
Lift the securing latches and disconnect the USB-board cable from the
connector on the USB board and the system board.
USB Board 61

1 USB-board cable
10
Remove the screw that secures the USB board to the computer base.
62 USB Board
1

1 screw 2 USB board
11
Lift the USB board off the computer base.
Replacing the USB Board
1
Follow the instructions in "Before You Begin" on page 9.
2
Align the screw hole on the USB board with the screw hole on the system
board.
3
Replace the screw that secures the USB board to the system board.
4
Slide the USB-board cable into the connectors on the USB board and the
system board, and press down the securing latches.
5
Replace the hinge cover. See "Replacing the Hinge Cover" on page 49.
6
Replace the display assembly. See "Replacing the Display Assembly" on
page 47.
USB Board 63
1
2

7
Replace the palm-rest assembly. See "Replacing the Palm-Rest Assembly"
on page 38.
8
Replace the keyboard. See "Replacing the Keyboard" on page 33.
9
Follow the instructions from step 5 to step 6 in "Replacing the Optical
Drive" on page 25.
10
Replace the module cover. See "Replacing the Module Cover" on page 16.
11
Replace the battery. See "Replacing the Battery" on page 14.
CAUTION: Before turning on the computer, replace all screws and ensure that no
stray screws remain inside the computer. Failure to do so may result in damage to
the computer.
64 USB Board
Оглавление
- Contents
- Before You Begin
- Battery
- Module Cover
- Coin-Cell Battery
- Hard-Drive Assembly
- Optical Drive
- Memory Module(s)
- Keyboard
- Palm-Rest Assembly
- Wireless Mini-Card
- Display
- DC-in Connector Assembly
- USB Board
- Camera Module
- Thermal Fan
- System Board
- Heat-Sink Assembly
- Media-Card Reader Board
- Speakers
- System Setup
- Flashing the BIOS