HP Omnibook 900 Service Manual

®
HP OmniBook 900
Service Manual 

iiHP OmniBook 900
Notice
In a continuing effort to improve the quality of our products, technical and environmental information
in this document is subject to change without notice.
This manual and any examples contained herein are provided “as is” and are subject to change without
notice. Hewlett-Packard Company makes no warranty of any kind with regard to this manual,
including, but not limited to, the implied warranties of merchantability and fitness for a particular
purpose. Hewlett-Packard Co. shall...

HP OmniBook 900iii
Contents
1. Product Information .................................................................................................. 1-1
Features and Operation ................................................................................................................. 1-3
Turning the OmniBook On and Off....................................................................................... 1-4
Checking the Status of the...

ivHP OmniBook 900
Figures
Figure 1-1. OmniBook - Front View ....................................................................................................1-3
Figure 1-2. OmniBook - Side View .....................................................................................................1-3
Figure 1-3. OmniBook - Rear View .....................................................................................................1-3
Figure 1-4. Replaceable Module Diagram...

HP OmniBook 900v
Table 3-4. POST Terminal-Error Beep Codes .................................................................................. 3-18
Table 3-5. POST Messages ............................................................................................................... 3-18
Table 3-6. BIOS Setup Menus and Parameters ................................................................................. 3-24
Table 4-1. OmniBook Replaceable Parts...

viHP OmniBook 900
Introduction
This service manual provides reference information for the HP OmniBook 900. It is intended to be
used by HP-authorized service personnel in the installation, servicing, and repair of these products.
The manual is designed to be self-contained. It is intended that you can follow this manual without
having equipment available.
The following table lists additional places where you can get supplementary information about
OmniBook products.
Sources of OmniBook Information...

HP OmniBook 900 Product Information 1-1
1 
Product Information
The HP OmniBook 900 provides desktop-quality performance and expandability in a highly portable
form. It uses high-performance component technologies that make it capable of serving as a desktop
computer that you can conveniently take anywhere.
 Table 1-1. OmniBook 900 Models
OmniBook
Product *
CPU **DisplayHard DriveFloppy DriveCD-ROM
Drive
Standard
RAM
F1711xPentium II
300 MHz12.1-inch
SVGA TFT4 GB
(none)1.44 MB
(F1472A)None 32 MB...

1-2 Product Information HP OmniBook 900
 Table 1-2. Product Comparisons
OmniBook 900OmniBook 7150OmniBook 4150OmniBook 2100
Processor *Intel Pentium III (500
or 450 MHz), or
Pentium II (300 to 400
MHz).Pentium II (300 MHz). Pentium II (300 to 400
MHz).Pentium II (233 to 300
MHz), or Pentium (233
or 200 MHz).
Memory64 or 32 MB RAM on
motherboard.
Expandable to
160 MB.64 MB RAM in system
slot.
Expandable to
320 MB.128 or 64 MB RAM in
slot.
Expandable to
256 MB.32 MB RAM on
motherboard.
Expandable to 160,...

HP OmniBook 900 Product Information 1-3
Features and Operation
The following three illustrations point out the main external features of the computer. They are
followed by highlights of the computer’s operation. For an internal, exploded view, see page 4-2.
 
 Figure 1-1. OmniBook - Front View
 
 Figure 1-2. OmniBook - Side View
 
 Figure 1-3. OmniBook - Rear View
Infrared port
Audio jacks
Microphone
Keyboard status lights
Power button
Kensington
lock slotParallel
port
Pointing stick
Serial
port
Touch...

1-4 Product Information HP OmniBook 900
Turning the OmniBook On and Off
 · On. Press the blue power button to turn on the OmniBook.
 · 
Standby. The display turns off automatically if the computer is inactive for about 2 minutes.
 · 
Suspend. Click Start, Suspend (Windows 95) or Start, Shut Down, Standby (Windows 98 or
2000), or press the blue power button briefly (about 1 second) to suspend activity when the
OmniBook is on. When you turn on the computer, it resumes your previous work session.
 Closing...