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Maintenance & Service Guide
Presario 1900 Series
Models: 1905, 1906, 1910, 1915, 1919, 1920, 1922, and 1925

 | Home Page  | Notice | Preface | Product Description  | Troubleshooting   
Illustrated Parts Catalog
Removal & Replacement Procedures  | Specifications
Pin Assignments
| Battery Pack Operations


Removing the Processor

Electrostatic Discharge
Service Considerations
Cables and Connectors
Preparing the Computer for Disassembly
Battery Pack
Hard Drive
Keyboard
Memory Module
Modem
Heatspreader
Processor
Display Panel Assembly
Upper CPU Cover with Palmrest and TouchPad
Hard Drive/ Battery Charger Board
Converter Board
Low Voltage Differential Signal Board
Fan Assembly
System Board
Speaker Assembly
Disassembling the Wedge
DVD or CD Drive
System to Wedge Interface Board
Diskette Drive
Wedge to Port Replicator Interface Board
Removing the Processor To remove the processor, complete the following steps:
  1. Prepare the computer for disassembly.

  2. Release and lift the keyboard.

  3. Remove the heatspreader with thermal pad.

  4. Remove two screws that secure the processor to the system board.

IMPORTANT:

The bottom of the processor contains socket pins which can be easily damaged, if not properly removed.

WARNING.GIF (918 bytes)

WARNING:   The Pentium II processor may be very hot when the unit has been running. Allow the processor to cool before handling it.

  1. Insert a small blade screw driver under the right side of the processor.  Gently lift up the left side of the processor while rocking up and down the right side, until the it releases from the socket.  This is necessary to prevent damage to the socket pins.

To replace the processor complete the following steps:

  1. Align the processor over the socket using the screw holes as a guide.  Apply equal pressure on both sides of the processor over the socket (left side). 

  2. Replace two screws.

  3. Replace the heatspreader with thermal pad.

 

 

 

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