Checking the Notebook’s Status The notebook’s status lights—located above the keyboard—report power and battery status, keyboard status, and drive activity. Figure 1-5. Status Lights 1. Power status. 5. Scroll lock. 2. Battery status. 6. Floppy disk drive activity. 3. Caps lock. 4. Num lock. 7. Hard disk drive activity. 8. CD-ROM or DVD drive activity. HP OmniBook XE3 Product Information 1-7