Service Manual
Table Of Contents
- Alienware Area-51 Service Manual
- Before Working Inside Your Computer
- After Working Inside Your Computer
- Technical Overview
- Lifting the Computer
- Removing the Stability Foot
- Replacing the Stability Foot
- Removing the Side Panels
- Replacing the Side Panels
- Removing the Battery
- Replacing the Battery
- Removing the Battery Case
- Replacing the Battery Case
- Removing the Hard Drive
- Replacing the Hard Drive
- Removing the Optical Drive
- Replacing the Optical Drive
- Removing the Right AlienFX Side-Panel Connector
- Replacing the Right AlienFX Side-Panel Connector
- Removing the Left AlienFX Side-Panel Connector
- Replacing the Left AlienFX Side-Panel Connector
- Removing the I/O Board
- Replacing the I/O Board
- Removing the Drive-Bay Heat-Sensor
- Replacing the Drive-Bay Heat-Sensor
- Removing the Memory Module(s)
- Replacing the Memory Module(s)
- Removing the Graphics Card
- Replacing the Graphics Card
- Removing the Multiple Graphics Cards
- Replacing the Multiple Graphics Cards
- Removing the Full-length Graphics Cards
- Replacing the Full-length Graphics Cards
- Removing the PCI Fan
- Replacing the PCI Fan
- Removing the Front-bezel Heat-sensor
- Replacing the Front-bezel Heat-sensor
- Removing the Memory Fan
- Replacing the Memory Fan
- Removing the Processor Cooling-Assembly
- Replacing the Processor Cooling Assembly
- Removing the Processor
- Replacing the Processor
- Removing the Power-Supply Unit
- Replacing the Power-Supply Unit
- Removing the Coin-Cell Battery
- Replacing the Coin-Cell Battery
- Removing the Wireless Card
- Replacing the Wireless Card
- Removing the Logo Board
- Replacing the Logo Board
- Removing the System Board
- Replacing the System Board
- System Setup

Removing the Drive-Bay Heat-Sensor
NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After
Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/
regulatory_compliance.
Prerequisites
1. Remove the
stability foot.
2. Remove both the left and right side-panels. See “Removing the Side Panels”.
Procedure
1. Lay the chassis on the left side.
2. Locate the drive-bay heat-sensor connector (SENSOR1) on the system board. For more information on the drive-bay heat-sensor
connector, see “System-Board Components”.
3. Disconnect the drive-bay heat-sensor cable from the connector on the system board.
a. drive-bay heat-sensor connector
b. drive-bay heat-sensor cable connector
c. drive-bay heat-sensor cable
4. Turn the chassis over.
5. Remove the cable through the sensor bracket.
6. Locate the drive-bay heat-sensor. See “
Left View”.
7. Press the release tab on the securing clip.
8. Pry out the drive-bay heat-sensor cable from the securing clip.
9. Slide the drive-bay heat-sensor cable out of the sensor bracket.
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