HP Nc6400 - Compaq Business Notebook Maintenance And Service Guide

Troubleshooting
Maintenance and Service Guide 2–15
Flowchart 2.5—No Power, Part 4
Y
N
Continued from
“Flowchart
2.4—No Power,
Part 3.”
Reseat loose
components and
boards and
replace damaged
items.
Open
computer.
Loose or
damaged
parts?
Y
Close
computer and
retest.
Power on?
Done
N
Replace the following items (if applicable). Check
computer operation after each replacement:
1. Internal DC-DC converter*
2. Internal AC adapter
3. Processor board*
4. System board*
*NOTE: Replace these items as a set to prevent
shorting out among components.

HP Nc6400 - Compaq Business Notebook Specifications

General

Operating System	Windows XP Professional
Networking	10/100/1000 Gigabit Ethernet
Processor	Intel Core 2 Duo
RAM	Up to 4GB DDR2
Storage	80 GB HDD
Display	14.1-inch WXGA (1280 x 800)
Graphics	Intel GMA 950
Battery	6-cell Lithium Ion
Chipset	Intel 945GM Express
Optical Drive	DVD+/-RW
Wireless	Intel PRO/Wireless 3945ABG
Ports	3 USB 2.0, VGA, headphone, microphone, RJ-11, RJ-45
Slots	ExpressCard/54
Dimensions	13.1 x 9.3 x 1.2 in