Maintenance & Service Guide
Presario 1800 Series
Models: 1825 and 1800T
Home Page Notice Preface Product Description
Troubleshooting
Illustrated Parts Catalog Removal & Replacement Procedures
Specifications
Pin Assignments Battery Pack Operations
Preparing the Computer for Disassembly
Before beginning Removal & Replacement Procedures, complete the following steps:
1. Disconnect AC power and any external devices.
Electrostatic Discharge
Service Considerations
Cables and
Connectors
Preparing the Computer for Disassembly
Battery Pack
Palmrest
Cover with
Touch Pad
Keyboard 
Status Panel
Internet Button Board
Heatspreader
Network Interface Card
Modem
Hard Drive
DisqPlay
Module
Processor
DVD or
CD Drive
Display Panel Assembly
Upper CPU
Cover
Fan Assembly 
Diskette Drive 
Battery Charger Board
Speaker
Assembly
System Board 
Memory
Module
2.Remove the battery pack.
3.Remove any PC Cards.
4.Remove the Port Replicator.
IMPORTANT: The battery pack should be removed before performing any internal maintenance on the computer.
WARNING: Metal objects can damage the battery pack as well as the battery contacts in the battery compartment. To prevent damage, do not allow metal objects to touch the battery contacts. Place only the battery pack for the Compaq Presario 1800 Series Portable Computers into the battery compartment. Do not force the battery pack into the bay if insertion does not occur easily.
CAUTION: Do not crush, puncture, or incinerate the battery pack. Do not open a battery pack, as this damages the pack, makes it unusable, and exposes potentially harmful battery components. There are no
The Compaq Presario 1800 Series Portable Computers have several screws of various sizes which are not interchangeable. Care must be
NOTE: taken during reassembly to ensure that the correct screws are used in their correct location. During removal please keep respective screws with their associated