Lenovo T420i Status indicators continued, The ac power adapter is attached to the computer

Table 7. Status indicators (continued)

Indicator

Meaning

		The ac power adapter is attached to the computer.
		The battery status indicator is off:
		The battery pack of the computer is fully charged or detached.
	Sleep (standby for Windows
11		Green:
	XP) status
		The computer is in sleep (standby) mode.
		Blinking green:
		The computer is entering sleep (standby) mode or hibernation
		mode, or is resuming normal operation.

52ThinkPad T420 and T420i Hardware Maintenance Manual