Acer Aspire 1800 Service Manual page 22

The four indicators located at the front of the unit provide the following status information:
Icon
Power mode
Battery mode
14
Item
Lights green when the computer is on and
lights orange when the computer is
in standby mode and lights flashing orange
when the computer is in hibernation.
Lights green when the battery is fully
charged and lights orange when the battery
is in charged and lights flashing orange
when the battry power is low.
Description
Chapter 1