Dell Inspiron 1090 Service-Handbuch - Seite 43

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Dell Inspiron 1090 Service-Handbuch
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  System Board
Dell™ Inspiron™ 1090 Service Manual 
  Removing the System Board
  Replacing the System Board
  Entering the Service Tag in the BIOS
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
computer.
 
CAUTION:
Handle components and cards by their edges, and avoid touching pins and contacts.
 Removing the System Board
 
1. Follow the instructions in
Before You
 
2. Remove the label door (see
 
3. Remove the keyboard (see
 
4. Remove the palm-rest assembly (see
 
5. Remove the battery (see
Removing the
 
6. Remove the memory module (see
 
7. Remove the Mini-Card(s) (see
 
8. Remove the hard-drive assembly (see
 
9. Remove the coin-cell battery (see
 
10. Remove the processor fan and heat-sink assembly (see
 
11. Remove the display assembly (see
 
12. Disconnect the AC-adapter connector cable from the connector on the system board.
 
13. Disconnect the speaker cable from the connector on the system board.
 
14. Remove the six screws that secure the system board to the computer base.
Begin.
Removing the Label
Door).
Removing the
Keyboard).
Removing the Palm-Rest
Battery).
Removing the Memory
Module).
Removing the
Mini-Card(s)).
Removing the Hard-Drive
Removing the Coin-Cell
Battery).
Removing the Processor Fan and Heat-Sink
Removing the Display
Assembly).
Removing the
Assembly).
Assembly).
Battery) before working inside the
Assembly).