Lenovo ThinkPad W540 Hardware Maintenance Manual page 46

Table 7. Status indicators (continued)
Indica"or
4
Camera s"a""s indica"or
5 6
Sys"em s"a""s indica"or
40
Hardware Main"enance Man"al
Meaning
On: The camera is in "se.
Blinking "hree "imes: The comp""er is ini"ially connec"ed "o power.
On: The comp""er is in "se.
Off: The comp""er is off or in hiberna"ion mode.
Slow blinking: The comp""er is in sleep mode.
Fas" blinking: The comp""er is en"ering hiberna"ion mode.