HP Omnibook Xe4500 Service Manual

HP Omnibook XE4100/XE4500 Product Information 1-3
Features
The following three illustrations show the notebook’s main external features. For an exploded view of
the notebook, see page 4-2.
 
  Figure 1-1. Omnibook XE4100/XE4500— Front View
1.  Notebook open/close latch.
2. One-touch buttons.
3.  Keyboard status lights.
4.  Power button. Turns the notebook on and off.
5.  Touch pad, scroll pad, click buttons, plus on-off
button.
6.  Main status lights (left to right): power mode,
battery, hard disk...

1-4 Product Information HP Omnibook XE4100/XE4500
 
  Figure 1-2. Omnibook XE4100/XE4500— Back View
13. AC adapter jack.
14. Two universal serial bus (USB) ports.
15. LAN  port*.
16. S-video  port*.
17. Parallel port (LPT1). Use this port for a
parallel printer or other parallel device.
18. Serial port (COM1). Use this port for a serial
mouse, modem, printer, or other serial
device.
19. External monitor port.
20. Kensington lock slot (security connector).21. Modem  port*.
22. PCMCIA card and CardBus slot...

HP Omnibook XE4100/XE4500 Product Information 1-5
  Figure 1-3. Omnibook XE4100/XE4500— Bottom View
28. Hard disk drive.
29.  Battery latch.
30. SDRAM  door.31. Reset  button.
32. Port replicator connector*.
33. Mini-PCI door (no user parts inside).
* on certain models 

1-6 Product Information HP Omnibook XE4100/XE4500
Operation
This section gives an overview of the notebook’s operation.
Turning the Notebook On and Off
You can start and stop your notebook using its power button. However, at certain times you might
want to use other methods to start or stop the notebook—depending on power considerations, types of
active connections, and start-up time.
  Note
 
This manual describes the notebook in its original factory configuration, with all settings at their
default...

HP Omnibook XE4100/XE4500 Product Information 1-7
Checking the Status of the Notebook
The main status lights on the front of the notebook report power status, battery status, and hard disk
activity.
  Table 1-4. Main Status Lights (front of notebook)
          Meaning
Power status
On: notebook is on (even if the display is off).
Blinking: notebook is in Standby mode.
Off: notebook is off or in Hibernate mode.
Hard disk drive activity
On: notebook is accessing the hard disk drive.
Battery status
Green:...

1-8 Product Information HP Omnibook XE4100/XE4500
Using Fn Hot Keys
The combination of the Fn key plus another key creates a hot key—a shortcut key sequence—for
various system controls. To use a hot key, press and hold Fn, press the appropriate second key, then
release both keys.
  Table 1-6. Fn Hot Keys
Hot KeyEffect
Fn+F1 Decreases the display brightness.
Fn+F2 Increases the display brightness.
Fn+F5 Toggles among the built-in display, an external display, and simultaneous display on
both.
Fn+F8...

HP Omnibook XE4100/XE4500 Product Information 1-9
Resetting the Notebook
Occasionally, Windows or the notebook might stop responding, so that you cannot turn the notebook
off. If this happens, try the following in the order listed. Press the power button to restart.
 • If possible, shut down Windows:
Windows XP: press CTRL+ALT+DEL, and then click Shut Down, Restart.
Windows 2000: press CTRL+ALT+DEL, click Shut Down, and press the power button to restart.
 • Press and hold the power button for about four...

1-10 Product Information HP Omnibook XE4100/XE4500
Specifications
The following tables list the specifications for the notebook and its accessories. These are subject to
change: for the latest versions, see the HP Notebook web site (www.hp.com/notebooks).
  Table 1-7. Omnibook X4100 and XE4500 Specifications
Physical AttributesSize (14-inch display): 328 × 272 × 33 mm (12.9 × 10.7 × 1.3 in).
Size (15-inch display): 328 × 272 × 35 mm (12.9 × 10.7 × 1.4 in).
W eight: 2.9 kg (6.5 lb) minimum, depending on...

HP Omnibook XE4100/XE4500 Product Information 1-11
RAMAt least 128 MB SDRAM preinstalled.
Omnibook XE4500
Two slots for PC2100 DDR-266 SDRAM modules.
Up to 2 GB (2048 MB) SDRAM using 1 GB modules (when available); otherwise,
up to 1 GB  (1024 MB) SDRAM using 512 MB modules.
Omnibook XE4100
Two slots for PC-133 SDRAM modules.
Up to 1 GB (1024 MB) SDRAM.
Audio SystemStereo sound via two built-in speakers.
3D-enhanced audio.
Volume and mute buttons (certain models).
Headphone-out and microphone-in.
Keyboard...

1-12 Product Information HP Omnibook XE4100/XE4500
Environmental Limits
Operating temperature: 5 to 35 °C (41 to 95 °F).
Operating humidity: 20 to 90 percent RH (5 to 35 °C).
Operating altitude: up to 3000 m (10,000 ft) at 25 °C (77 °F).
Storage temperature: –20 to 50 °C (–4 to 122 °F).
Major ICs Omnibook XE4500:
CPU: Intel Mobile Pentium 4 processor-M.
Core logic: ALI 1671 / 1535+ chipset.
Display controller: ATI Mobility Radeon M6-C/P.
Audio/Modem controller: Conexant Smart AMC CX20468-21.
CardBus...