Service Considerations - Compaq Presario 7400 Series Maintenance And Service Manual

Compaq.com - Compaq Presario Maintenance and Service Guide - 7400 Series
Maintenance and Service Guide
Compaq Presario 7400 Series Computers
MSG index
Home Removal & Replacement
REMOVAL & REPLACEMENT PROCEDURES - BEFORE YOU
REMOVAL
SEQUENCE
BEGIN
Electrostatic

Service Considerations

discharge
Service
Tool Requirements
considerations
Preparation
for
disassembly
Serial number
Screws
Chassis
The screws used in these products are not interchangeable. If an incorrect screw is used during
Power supply
the reassembly process, it could cause damage to the unit. Compaq strongly recommends that all
screws removed during the disassembly process be kept with the part that was removed, then
Mass storage
returned to their proper locations.
devices
Fax-modem
Parallel port
assembly
Cables and Connectors
PCI bracket
Most cables used throughout the unit are ribbon cables. These must be handled with extreme care
System board
to avoid damage. Apply only the tension required to seat or unseat the cables during insertion or
components removal from the connector. Handle cables by the connector whenever possible. In all cases, avoid
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Product Description
Phillips screwdriver
Needle-nose pliers
Flathead screwdriver
Compaq Utilities software
As each subassembly is removed from the computer, it should
IMPORTANT:
be placed away from the work area to prevent damage.
Troubleshooting
Jumper & Switch Information
United States
Illustrated Parts Catalog
Specifications