HP Pavilion Tx2500 Entertainment Notebook Pc Series Service Guide

							Changing the language of the Setup Utility
The following procedure explains how to change the language of the Setup Utility. 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.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 displayed, press enter to save your
preference.
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 toggle a field, for example an Enable/Disable field,
use either the arrow keys or f5 or f6.
●To select an item, press enter.
●To close a text box or return to the menu display, press esc.
●To display additional navigation and selection information while the Setup Utility is open, press
f1.
Displaying system information
The following procedure explains how to display system information in the Setup Utility. If the Setup
Utility is not open, begin at step 1. If the Setup Utility is open, 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.Access the system information by using the Main menu.
3.To exit 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.)
Changing the language of the Setup Utility 73 
						

							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 Defaults, and then press enter.
3.When the Setup Confirmation is displayed, press enter to save your preferences.
4.To set your preferences and exit the Setup Utility, press f10, and then follow the instructions on
the screen.
The Setup Utility default settings are set when you exit the Setup Utility and go into effect when the
computer restarts.
NOTE:Your password, security, and language settings are not changed when you restore the
factory default settings.
Using advanced Setup Utility features
This section describes the Setup Utility features recommended for all users. For more information
about the Setup Utility features recommended for advanced users only, refer to Help and Support,
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.
The “ to boot from LAN” message that is displayed in the lower-left corner of the screen each
time the computer is started or restarted in Windows is the prompt for a Network Service Boot.
The “Press  to change boot order” message that is displayed in the lower-left corner of the
screen each time the computer is started or restarted in Windows is the prompt to change the boot
order.
74 Chapter 5   Setup Utility 
						

							Closing the Setup Utility
You can close the Setup Utility with or without saving changes.
●To close the Setup Utility and save your changes from the current session, use either of the
following procedures:
◦Press f10, and then follow the instructions on the screen.
— or —
◦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 Saving Changes, and then press enter.
When you use the f10 procedure, you are offered an option to return to the Setup Utility.
When you use the Exit Saving Changes procedure, the Setup Utility closes when you press
enter.
●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.
NOTE:Some of the Setup Utility menu items listed in this section may not be supported by your
computer.
Main menu
Select To do this
System information
●View and change the system time and date.
●View identification information about the computer.
●View specification information about the processor,
memory size, system BIOS, and keyboard controller
version (select models only).
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.
Closing the Setup Utility 75 
						

							System Configuration menu
Select To do this
Language Support Change the Setup Utility language.
Enhanced SATA support (select models only) Enable/disable enhanced SATA mode.
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 drive
◦USB Diskette on Key
◦USB Hard drive
◦Network adapter
Button Sound (select models only) Enable/disable the Quick Launch Button tapping sound.
Video memory up to (select models only)Select the amount of video memory.
Diagnostics menu
Select To do this
Hard Disk Self Test Run a comprehensive self-test on the hard drive.
NOTE:On models with two hard drives, this menu option is
called the Primary Hard Disk Self Test.
Secondary Hard Disk Self Test (select models only) Run a comprehensive self-test on a secondary hard drive.
Memory Test Run a diagnostic test on the system memory.
76 Chapter 5   Setup Utility 
						

							6 Specifications
Computer specifications
 Metric U.S.
Dimensions
Height (front to back) 3.1 to 3.9 cm 1.22 to 1.54 in
Width 30.6 cm 12.05 in
Depth 22.4 cm 8.82 in
Weight (with optical drive, hard drive,
and battery)1.95 kg 4.29 lbs
Input power
Operating voltage 18.5 V dc @ 3.5 A - 65 W
Operating current 3.5 A
Temperature
Operating (not writing to optical disc) 0°C to 35°C 32°F to 95°F
Operating (writing to optical disc) 5°C to 35°C 41°F to 95°F
Nonoperating -20°C to 60°C -4°F to 140°F
Relative humidity
Operating 10% to 90%
Nonoperating 5% to 95%
Maximum altitude (unpressurized)
Operating -15 m to 3,048 m -50 ft to 10,000 ft
Nonoperating -15 m to 12,192 m -50 ft to 40,000 ft
Shock
Operating 125 g, 2 ms, half-sine
Nonoperating 200 g, 2 ms, half-sine
Random vibration
Operating 0.75 g zero-to-peak, 10 Hz to 500 Hz, 0.25 oct/min sweep rate
Computer specifications 77 
						

							 Metric U.S.
Nonoperating 1.50 g zero-to-peak, 10 Hz to 500 Hz, 0.5 oct/min sweep rate
NOTE:Applicable product safety standards specify thermal limits for plastic surfaces. The computer operates well within
this range of temperatures.
12.1-inch, WXGA BrightView display specifications
 Metric U.S.
Dimensions
Height 16.2 cm 6.4 in
Width 26.0 cm 10.2 in
Diagonal 30.6 cm 12.1 in
Number of colorsUp to 16.8 million
Contrast ratio300:1 (typical)
Brightness200 nits (typical)
Pixel resolution
Pitch 0.300 × 0.300 mm
Format 1280 × 800
Configuration RGB stripe
BacklightCCFL
Refresh rate60 Hz
PPI107
Viewing angle+/-45° horizontal, +/-25° vertical (typical)
78 Chapter 6   Specifications 
						

							Hard drive specifications
 320-GB* 250-GB* 160-GB* 120-GB*
Dimensions
Height 9.5 mm 9.5 mm 9.5 mm 9.5 mm
Width 70 mm 70 mm 70 mm 70 mm
Weight 101 g 101 g 101 g 101 g
Interface typeATA-7 ATA-7 ATA-7 ATA-7
Transfer rate
Synchronous (maximum) 100 MB/sec100 MB/sec 100 MB/sec 100 MB/sec
Security ATA security ATA security ATA security ATA security
Seek times (typical read, including setting)
Single track 3 ms 3 ms 3 ms 3 ms
Average 13 ms 13 ms 13 ms 13 ms
Maximum 24 ms 24 ms 24 ms 24 ms
Logical blocks645,124,831 500,585,144 312,560,480 234,420,360
Disc rotational speed5400-rpm 5400-rpm 5400-rpm 5400-rpm
Operating temperature5°C to 55°C (41°F to 131°F)
*1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less.
†Actual drive specifications may differ slightly.
NOTE:Certain restrictions and exclusions apply. Contact technical support for details.
Hard drive specifications 79 
						

							DVD±RW and CD-RW SuperMulti Double-Layer Combo
Drive specifications
Applicable disc Read:
CD-DA, CD+(E)G, CD-MIDI, CD-TEXT,
CD-ROM, CD-ROM XA, MIXED MODE
CD, CD-I, CD-I Bridge (Photo-CD,
Video CD), Multisession CD (Photo-
CD, CD-EXTRA, Portfolio, CD-R, CD-
RW), CD-R, CD-RW, DVD-ROM
(DVD-5, DVD-9, DVD-10, DVD-18),
DVD-R, DVD-RW, DVD+R, DVD+RW,
DVD-RAMWrite:
CD-R and CD-RW
DVD+R, DVD+RW, DVD-R, DVD-RW,
DVD-RAM
Access timeCD DVD
Random < 175 ms < 230 ms
Cache buffer2 MB
Data transfer rate
24X CD-ROM 3,600 KB/sec
8X DVD 10,800 KB/sec
24X CD-R 3,600 KB/sec
16X CD-RW 2,400 KB/sec
8X DVD+R 10,800 KB/sec
4X DVD+RW 5,400 KB/sec
8X DVD-R 10,800 KB/sec
4X DVD-RW 5,400 KB/sec
2.4X DVD+R(9) 2,700 KB/sec
5X DVD-RAM 6,750 KB/sec
Transfer modeMultiword DMA Mode
80 Chapter 6   Specifications 
						

							System DMA specifications
Hardware DMA System function
DMA0 Not applicable
DMA1* Not applicable
DMA2* Not applicable
DMA3 Not applicable
DMA4 Direct memory access controller
DMA5* Available for PC Card
DMA6 Not assigned
DMA7 Not assigned
*PC Card controller can use DMA 1, 2, or 5.
System DMA specifications 81 
						

							System interrupt specifications
Hardware IRQ System function
IRQ0 System timer
IRQ1 Standard 101-/102-Key or Microsoft® Natural Keyboard
IRQ2 Cascaded
IRQ3 USB2 Enhanced Host Controller—24CD
IRQ4 COM1
IRQ5* Conexant AC—SMBus Controller—24C3 Data Fax Modem with SmartCP
IRQ6 Diskette drive
IRQ7* Parallel port
IRQ8 System CMOS/real-time clock
IRQ9* Microsoft ACPI-compliant system
IRQ10* USB UHCI controller—24C2
Graphic Controller
Realtek RTL8139 Family PCI Fast Ethernet Controller
IRQ11 USB EHCI controller—24CD
USB UHCI controller—24C4
USB UHCI controller—24C7
Pro/Wireless 2200BG
TI OHCI 1394 host controller
TI PCI1410 CardBus controller
IRQ12 Synaptics PS/2 TouchPad
IRQ13 Numeric data processor
IRQ14 Primary IDE channel
IRQ15 Secondary IDE channel
*Default configuration; audio possible configurations are IRQ5, IRQ7, IRQ9, IRQ10, or none.
NOTE:PC Cards may assert IRQ3, IRQ4, IRQ5, IRQ7, IRQ9, IRQ10, IRQ11, or IRQ15. Either the infrared or the serial
port may assert IRQ3 or IRQ4.
82 Chapter 6   Specifications