HP Pavilion Hdx9400 Entertainment Notebook Pc Series Service Guide

5
Computer Setup
Starting Computer Setup
Computer Setup is a ROM-based information and customization utility that can be used even when the
Windows operating system is not working or will not load.
NOTE:The fingerprint reader does not work when accessing Computer Setup.
The utility reports information about the computer and provides settings for startup, security, and other
preferences.
To start Computer Setup:
1.Turn on or restart the computer.
2.Before Windows opens and while F10 = ROM Based Setup is...

Displaying system information
The following procedure explains how to display system information in Computer Setup. If Computer Setup
is not open, begin at step 1. If Computer Setup is open, begin at step 2.
1.To start Computer Setup, turn on or restart the computer, and then press f10 while “F10 = ROM
Based Setup” is displayed in the lower-left corner of the screen.
2.Access the system information by using the File menu.
3.To exit Computer Setup without changing any settings, use the arrow keys to...

File menu
SelectTo do this
System information●View and change the system time and date.
●View identification information about the computer.
●View specification information for the processor, memory, and system ROM.
Restore defaultsReplace the configuration settings in Computer Setup with factory settings.
(Password and security settings are not changed when you restore the factory
settings.)
Ignore changes and exitCancel any changes entered during the current session. Then exit and restart the...

6
Specifications
Computer specifications
 MetricU.S.
Dimensions
Width
47.5 cm18.70 in
Depth33.9 cm13.35 in
Height5.9 cm2.32 in
Weight (with optical drive, hard drive,
and battery)7.00 kg15.44 lbs
Second hard drive adds:0.13 kg0.28 lbs
Camera adds:0.009 kg0.02 lbs
Input power
Operating voltage
18.5 V dc @ 3.5 A - 180 W
Operating current3.5 A or 4.74 A
Temperature
Operating (not writing to optical disc)
0°C to 35°C32°F to 95°F
Operating (writing to optical disc)5°C to 35°C41°F to 95°F
Nonoperating-20°C to...

20.1-inch, WUXGA display specifications
 MetricU.S.
Dimensions
Height
27.40 cm10.79 in
Width43.55 cm17.15 in
Diagonal51.10 cm20.11 in
Number of colorsUp to 16.8 million
Contrast ratio200:1 (typical)
Brightness180 nits (typical)
Pixel resolution
Pitch
0.172 × 0.172 mm
Format1920 × 1200
ConfigurationRGB vertical stripe
BacklightCCFT
Character display80 × 25
Total power consumption6.0 W
Viewing angle+/-65° horizontal, +/-50° vertical (typical)
20.1-inch WSXGA+ display specifications
 MetricU.S.
Dimensions...

 MetricU.S.
Total power consumption7.0 W
Viewing angle+/-60° horizontal, +40/-50° vertical typical
Hard drive specifications
 250-GB*200-GB*160-GB*120-GB*100-GB*
Dimensions
Height
9.5 mm9.5 mm9.5 mm9.5 mm9.5 mm
Width70 mm70 mm70 mm70 mm70 mm
Weight101 g101 g101 g101 g101 g
Interface typeATA-7ATA-7ATA-7ATA-7ATA-7
Transfer rate
Synchronous (maximum)
100 MB/sec100 MB/sec100 MB/sec100 MB/sec100 MB/sec
SecurityATA securityATA securityATA securityATA securityATA security
Seek times (typical read, including...

Center hole diameter1.5 cm (0.59 in)
Disc diameter
Standard disc
12 cm (4.72 in)
Mini disc8 cm (3.15 in)
Disc thickness1.2 mm (0.047 in)
Track pitch0.74 µm
Access time
CDDVD
Random< 175 ms< 230 ms
Full stroke< 285 ms< 335 ms
Audio output levelAudio-out, 0.7 Vrms
Cache buffer2 MB
Data transfer rate
24X CD-ROM
3,600 KB/sec
8X DVD10,800 KB/sec
24X CD-R3,600 KB/sec
16X CD-RW2,400 KB/sec
8X DVD+R10,800 KB/sec
4X DVD+RW5,400 KB/sec
8X DVD-R10,800 KB/sec
4X DVD-RW5,400 KB/sec
2.4X DVD+R(9)2,700 KB/sec
5X...

Reference scanning velocity1.2 m/s (CD)
3.49 m/s (DVD SL)
3.84 m/s (DVD DL)
6.61 m/s (HD-DVD) 
Track pitch1.6µm (CD)/0.74µm (DVD)/0.4µm (HD-
DVD) 
Access timeRandomFull stroke
CD< 150 MS< 230 ms
DVD< 160 ms< 250 ms
HD-DVD< 330 ms< 515 ms
Digital Audio Extraction12X Max 
Cache buffer2 MB (Minimum) 
Data transfer rate  
CD-ROM and CD-R3600 KB/sec 
DVD-ROM10800 KB/sec 
16X CD-R Write2400KB/sec 
10X CD-RW Write1500 KB/sec 
4X DVD+R Write5400 KB/sec 
4X DVD+RW Write5400 KB/sec 
4X DVD-R Write5400 KB/sec 
4X...

Hardware DMASystem function
DMA5*Available for PC Card
DMA6Not assigned
DMA7Not assigned
*PC Card controller can use DMA 1, 2, or 5.
System interrupt specifications
Hardware IRQSystem function
IRQ0System timer
IRQ1Standard 101-/102-Key or Microsoft® Natural Keyboard
IRQ2Cascaded
IRQ3Intel 82801DB/DBM USB2 Enhanced Host Controller—24CD
IRQ4COM1
IRQ5*Conexant AC—Link Audio Intel 82801DB/DBM SMBus Controller—
24C3 Data Fax Modem with SmartCP
IRQ6Diskette drive
IRQ7*Parallel port
IRQ8System CMOS/real-time...

System I/O address specifications
I/O address (hex)System function (shipping configuration)
000 - 00FDMA controller no. 1
010 - 01FUnused
020 - 021Interrupt controller no. 1
022 - 024Opti chipset configuration registers
025 - 03FUnused
02E - 02F87334 “Super I/O” configuration for CPU
040 - 05FCounter/timer registers
044 - 05FUnused
060Keyboard controller
061Port B
062 - 063Unused
064Keyboard controller
065 - 06FUnused
070 - 071NMI enable/RTC
072 - 07FUnused
080 - 08FDMA page registers
090 - 091Unused...