Dell Inspiron 14z N411z: System Board
System Board: Dell Inspiron 14z N411z
16
System 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 System 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
Follow the instructions from step 4 to step 5 in "Removing the Optical
Drive" on page 23.
5
Remove the hard-drive assembly. See "Removing the Hard-Drive
Assembly" on page 19.
6
Remove the keyboard. See "Removing the Keyboard" on page 31.
7
Remove the memory module(s). See "Removing the Memory Module(s)"
on page 27.
8
Remove the palm-rest assembly. See "Removing the Palm-Rest Assembly"
on page 35.
9
Remove the wireless mini-card. See "Removing the Mini-Card" on page 41.
10
Remove the display assembly. See "Removing the Display Assembly" on
page 45.
11
Remove the thermal fan. See "Removing the Thermal Fan" on page 69.
System Board 73
12
Disconnect the DC-in connector cable and the speaker cable from the
connectors on the system board.
13
Lift the securing latches and disconnect the USB-board cable from the
connectors on the system board and the USB board.
14
Lift the securing latch and disconnect the media-card reader board cable
from the connector on the system board.
1 DC-in cable connector 2 USB-board cable connectors (2)
3 speaker-cable connector 4 media-card reader cable connectors
(2)
15
Remove the four screws that secure the system-board assembly to the
computer base.
16
Carefully ease the ports on the system-board assembly out of the slots in
the computer base and lift the system-board assembly out of the computer
base.
74 System Board
2
1
4
3
1 ports 2 system board
3 screws (4)
17
Turn the system-board assembly over.
18
Remove the heat-sink assembly. See "Removing the Heat-Sink Assembly"
on page 79.
Replacing the System Board
1
Follow the instructions in "Before You Begin" on page 9.
2
Replace the heat-sink assembly. See "Replacing the Heat-Sink Assembly"
on page 80.
3
Turn the system-board assembly over.
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3
2
1
4
Ease the ports on the system-board assembly into the slots on the
computer base.
5
Align the system-board assembly to the alignment posts in the computer
base and place the system board in the computer base.
NOTE: Ensure that the speaker-cable connector is not caught between the
system-board assembly and the computer base.
6
Replace the four screws that secure the system-board assembly to the
computer base.
7
Connect the DC-in connector cable and the speaker cable to the
connectors on the system board.
8
Connect the USB-board cable to the connectors on the system board and
the USB board. Press down the securing latches.
9
Connect the media-card reader board cable to the connector on the system
board. Press down the securing latch.
10
Replace the wireless mini-card. See "Replacing the Mini-Card" on page 42.
11
Replace the thermal fan. See "Replacing the Thermal Fan" on page 70.
12
Replace the display assembly. See "Replacing the Display Assembly" on
page 47.
13
Replace the memory module(s). See "Replacing the Memory Module(s)"
on page 28.
14
Replace the palm-rest assembly. See "Replacing the Palm-Rest Assembly"
on page 38.
15
Replace the keyboard. See "Replacing the Keyboard" on page 33.
16
Replace the hard-drive assembly. See "Replacing the Hard-Drive Assembly"
on page 21.
17
Follow the instructions from step 5 to step 6 in "Replacing the Optical
Drive" on page 25.
18
Replace the module cover. See "Replacing the Module Cover" on page 16.
19
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.
20
Turn on the computer.
76 System Board
NOTE: After you have replaced the system board, type the computer’s Service Tag
into the BIOS of the replacement system board.
21
Enter the service tag. See "Entering the Service Tag in the BIOS" on
page 77.
Entering the Service Tag in the BIOS
1
Ensure that the AC adapter is plugged in and that the main battery is
installed properly.
2
Turn on the computer.
3
Press <F2> during POST to enter the system setup program.
4
Navigate to the
Security
tab and type the service tag in the
Set Service Tag
field.
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78 System 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
