HP Pavilion Dv9400 Entertainment Notebook Pc Series Service Guide

Maintenance and Service Guide 2–1
2
Troubleshooting
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WAR N I N G : Only authorized technicians trained by HP should repair 
this equipment. All troubleshooting and repair procedures are detailed 
to allow only subassembly-/module-level repair. Because of the 
complexity of the individual boards and subassemblies, do not attempt 
to make repairs at the component level or modifications to any printed 
wiring board. Improper repairs can create a safety hazard. Any 
indication of component replacement or...

2–2 Maintenance and Service Guide
Troubleshooting
1. To open the Setup Utility, turn on or restart the computer in 
Windows, and then press 
f10 while the prompt, “Press  
to enter setup,” is displayed in the lower-left corner of the 
screen.
2. Use the arrow keys to select System Configuration > 
Language, and then press 
enter.
3. Press 
f5 or f6 (or use the arrow keys) to select a language, and 
then press 
enter to select a language.
4. When a confirmation prompt with your preference selected 
is...

Troubleshooting
Maintenance and Service Guide 2–3
1. To start the Setup Utility, turn on or restart the computer in 
Windows, and then press 
f10 while the prompt, “Press  
to enter setup,” is displayed in the lower-left corner of the 
screen.
2. Access the system information by using the Main menu.
3. To close the Setup Utility without changing any settings, use 
the arrow keys to select Exit > Exit Discarding Changes, 
and then press 
enter. (The computer restarts in Windows.)
Restoring Default...

2–4 Maintenance and Service Guide
Troubleshooting
Using Advanced Setup Utility Features
This guide describes the Setup Utility features recommended for 
all users. For more information about the Setup Utility features 
recommended for advanced users only, refer to the Help and 
Support Center, which is accessible only when the computer is in 
Windows.
The Setup Utility features available for advanced users include a 
hard drive self-test, a Network Service Boot, and settings for boot 
order preferences....

Troubleshooting
Maintenance and Service Guide 2–5
■To close the Setup Utility without saving your changes from 
the current session:
If the Setup Utility menus are not visible, press 
esc to return 
to the menu display. Then use the arrow keys to select Exit > 
Exit Discarding Changes, and then press 
enter.
After the Setup Utility closes, the computer restarts in Windows.
Setup Utility Menus
The menu tables in this section provide an overview of Setup 
Utility options.
✎Some of the Setup Utility menu...

2–6 Maintenance and Service Guide
Troubleshooting
Security Menu
System Configuration Menu
Ta b l e  2 - 2
Security Menu
Select To Do This
Administrator password Enter, change, or delete an administrator 
password.
Power-on password Enter, change, or delete a power-on password.
Ta b l e  2 - 3
System Configuration Menu
Select To Do This
Language Support Change the Setup Utility language.
Embedded WLAN Device 
RadioEnable/disable an embedded wireless LAN 
device.
Embedded Bluetooth 
Device (select models...

Troubleshooting
Maintenance and Service Guide 2–7
Diagnostics Menu
Boot Options Set the following boot options:
■f10 and f12 Delay (sec.)—Set the delay for the 
f10 and f12 functions of the Setup Utility in 
intervals of 5 seconds each (0, 5, 10, 15, 20).
■CD-ROM boot—Enable/disable boot from 
CD-ROM.
■Floppy boot—Enable/disable boot from Floppy.
■Internal Network Adapter boot—Enable/disable 
boot from Internal Network Adapter.
■Boot Order—Set the boot order for:
❐USB Floppy
❐ATAPI CD/DVD ROM Drive
❐Hard...

2–8 Maintenance and Service Guide
Troubleshooting
2.2 Setup Utility in Windows Vista
The Setup Utility is a ROM-based information and customization 
utility that can be used even when your Windows® operating 
system is not working or will not load.
✎The fingerprint reader (select models only) does not work 
when accessing the Setup Utility.
The utility reports information about the computer and provides 
settings for startup, security, and other preferences.
To start the Setup Utility:
1. Turn on or...

Troubleshooting
Maintenance and Service Guide 2–9
5. To set your preferences and exit the Setup Utility, press f10 
and then follow the instructions on the screen.
Your preferences go into effect when the computer restarts in 
Windows.
Navigating and Selecting in the Setup Utility
Because the Setup Utility is not Windows-based, it does not 
support the TouchPad. Navigation and selection are by keystroke.
■To choose a menu or a menu item, use the arrow keys.
■To choose an item in a drop-down list or to...

2–10 Maintenance and Service Guide
Troubleshooting
Restoring Default Settings in the Setup Utility
The following procedure explains how to restore the Setup Utility 
default settings. If the Setup Utility is not already running, begin 
at step 1. If the Setup Utility is already running, begin at step 2.
1. To start the Setup Utility, turn on or restart the computer, and 
then press 
f10 while “Press  to enter setup” is displayed 
in the lower-left corner of the screen.
2. Select Exit > Load Setup...