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
Removal & Replacement Procedures
Removal
Sequence
Electrostatic
Discharge
Service
Considerations
Cables and
Connectors
Preparing the
Computer for
Disassembly
Battery Pack
Palmrest
Cover with
TouchPad
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
Removing the Modem
To remove the modem, complete the following steps:
1.Prepare the computer for disassembly.
2.Remove the palmrest cover with touchpad.
3.Remove the keyboard.
4.Remove the status panel.
5.Remove the heatspreader.
6.Remove the Network Interface Card.
7.Remove three screws from the modem board, lift the modem board off the connector on the system board, and disconnect the modem cable from the modem board.
To replace the modem board, reverse the previous procedures.
Return to Removal
&Replacement Procedures
