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HP Manuals
Laptop
OmniBook 300
Service manual
HP OmniBook 300 Service Manual
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
Table of Figures
Introduction
Product Overview
Product Features
Omnibook 300, 425, and 430
Figure 1 - Omnibook 300, 425, and 430 Features
Omnibook 530
Figure 2 - Omnibook 530 Features
Product Comparisons
Omnibook 530
Product at a Glance
Troubleshooting
Omnibook Self-Test
Loop Back Connectors
Figure 3 - Serial Loop Back Connector
Figure 4 - Parallel Loop Back Connector
Troubleshooting Flowchart
Main Troubleshooting Flowchart
Power Source Problems
Boot-Up Problems
Display Problems
Hard Disk Problems
Memory Problems
Power Management Problems
Pop-Out Mouse Problems
Floppy Drive Problems
Parallel Port Problems
Serial Port Problems
PCMCIA Problems
IR Port Problems
Hardware Repair
Battery (End User Replaceable)
Memory (End User Replaceable)
Figure 5 - Omnibook Memory Modules
Figure 6 - Removing the Memory Module
Hard Disk Drive/Flash Card and System ROM (End User Replaceable)
Figure 7 - Removing Card Slot Tray
Mouse (End User Replaceable)
Figure 8 - Removing the Mouse
Small Parts (End User Replaceable)
Battery Door
Battery Door Latch
Blank Modem Door
Memory Door
I/O Door
Rubber Feet
PCMCIA Card Tray
Display (HP Authorized Service Providers Only)
Figure 9 - Outer Bottom Case Components
Figure 10 - Backplane Standoffs
Figure 11 - Bottom Case Tabs
Figure 12 - Bottom Case Prying Locations
Figure 13 - I/O Port Prying Location
Figure 14 - Disconnecting Display Cable
Figure 15 - Keyboard Flex Cables
Figure 16 - Display Grounding Eyelets
Figure 17 - Display Cable Probe Position
Figure 18 - Reconnecting Display Cable
Figure 19 - I/O Port Eyelets (All Present)
Figure 20 - I/O Port Eyelets (Two Matched Sets)
Figure 21 - I/O Port Eyelets (Only One Matched Set)
Figure 22 - I/O Port Eyelets (no Eyelet in Position One)
Keyboard (HP Authorized Service Providers Only)
Logic PCA Board (HP Authorized Service Providers Only)
Figure 23 - Logic Board PCA Removal
Paw Carrier (Paw Active) (HP Authorized Service Providers Only)
Figure 24 - Paw Carrier Removal
Other Components (HP Authorized Service Providers Only)
Appendix A - Technical and Resource Specifications
Mass Storage Specifications
Card Services and Socket Services Version Matrix
Memory Map
Upper Memory Block Space
DOS Conventional Memory
Appendix B - Power on Self Test Codes
Beep Codes
Display Codes
Appendix C - Password Policy
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Omnibook 300, 425, and 430
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Service Manual
HP OmniBook 300, 425, 430, 530
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Table of Contents
Troubleshooting
Troubleshooting
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Troubleshooting Flowchart
19
Main Troubleshooting Flowchart
20
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Omnibook 425
Omnibook 430
Omnibook 530
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