HP Compaq NC4000

2–22 Hardware and Software Guide
Power
Charging Battery Packs
Multiple battery packs in the system charge and discharge in
a preset sequence:
■ Charge sequence:
1. Primary battery in the notebook battery bay
2. Travel battery
■ Discharge sequence:
1. Travel battery
2. Primary battery in the notebook battery bay
While a battery pack is charging, the battery light on the
notebook is amber. When the battery pack is almost fully
charged, the battery light is green. The light is turned off
when all battery packs are fully charged.
✎
Notebook appearance may vary by model.