Lenovo ThinkPad T410i Hardware Maintenance Manual page 62

Table 7. Status indicators (continued)
Indicator
11
Sleep (standby for Windows
XP) status
56
Hardware Maintenance Manual
Meaning
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.
Green:
The computer is in sleep (standby) mode.
Blinking green:
The computer is entering sleep (standby) mode or hibernation
mode, or is resuming normal operation.