IBM T400S Laptop User Manual


 
Table 7. Status indicators (continued)
Indicator Meaning
11
Battery status
Green:
The battery has more than 20% charge.
Orange:
The battery has between 5% and 20%
charge.
Fast blinking orange:
The battery has less than 5% charge.
Note: The battery may be charging.
Slow blinking orange:
The battery is being charged. When it
reaches 20%, the blinking color changes
to green.
Slow blinking green:
The battery has between 20% and 80%
charge, and charging is continuing.
When the battery reaches 80% charge,
blinking stops, but the charging may
continue until the battery is 100%
charged.
Note: If the computer is operating
on battery power, the battery status
indicator does not work while the
computer is turned off or is in sleep
(standby) mode or hibernation mode.
Quick blinking orange:
An error has been occurred in the battery.
The battery status indicator is off: The battery pack of the computer is
detached.
64 Hardware Maintenance Manual