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Maintenance and Service
Guide
HP Compaq nw9440 Notebook PC
HP Compaq nx9420 Notebook PC
Document Part Number: 412725-003
May 2007
This guide is a troubleshooting reference used for maintaining
and servicing the computer. It provides comprehensive
information on identifying computer features, components, and
spare parts; troubleshooting computer problems; and performing
computer disassembly procedures.