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Introducing the Notebook Computer
Identifying Parts of the Computer
16 Reference Guide
Status Lights
The computer includes a number of status lights that report power and battery status,
drive activity, and keyboard functions such as caps lock and num lock.
The following diagram shows the status lights on the front of the computer.
1. Power mode.
• Green: computer is on or in Display-off mode (Windows ME, 98 or 2000).
• Amber: computer is in Standby mode or Display-off mode (Windows 95).
• No light: computer is off or in Hibernate mode.
• Red light: computer failed when resuming, and must be reset.
2. Hard disk drive activity.
• Green: computer is accessing the hard disk drive.
3. Main battery status.
• Green: The ac adapter is connected and the battery is fully charged.
• Amber: The ac adapter is connected and the battery is charging.
• Red. The ac adapter is connected and the battery is missing or has a fault.
• Off: The ac adapter is not connected.
4. Secondary battery status.
• Green: The ac adapter is connected and the battery is fully charged.
• Amber: The ac adapter is connected and the battery is charging.
• Red. The battery has a fault.
• Off: The ac adapter is not connected, a secondary battery is not installed, or the
battery is not charging.