HP (Hewlett-Packard) 900 Laptop User Manual


 
Managing Battery Power
Monitoring Battery Power
Reference Guide 53
To respond to a low-battery warning
When battery power is critically low, you are alerted by one or more of the following:
The computer emits a warning beep. This reminds you to save your work.
If the OmniBook has been off, you will not be able to turn it on.
As an emergency measure, the OmniBook automatically hibernates to preserve your
current session. However, unsaved data could be affected if the battery runs down
completely while writing data to the drive. You won’t be able to restart until you restore
power by one of the following actions:
Plug in the ac adapter.
–or–
Replace the main battery with one that is charged.
To recharge a battery
CAUTION
The ac adapter is normally warm to the touch whenever it’s plugged into an ac
outlet. The OmniBook is normally warm while it’s charging. Don’t charge it in a
briefcase or other confined space as this may cause the battery to overheat.
1. Connect the power cord to the ac adapter, then plug the cord into an ac outlet. The
indicator light on the ac adapter shines when the adapter is on. If the ac adapter does
not light, make sure that cord is not damaged.
2. Connect the ac adapter to the OmniBook’s right side, as shown.