Lenovo ThinkPad T470s Hardware Maintenance Manual page 51

Table 6. Status indicators
Indicator
1
Camera status indicator
2 7
System-status indicator
3
Caps Lock indicator
4
Fn Lock indicator
5
Speaker-mute indicator
Meaning
On: The camera is in use.
Blinks for three times:: The computer is initially connected to power.
On: The computer is on (in normal mode).
Off: The computer is off or in hibernation mode.
Blinks quickly:: The computer is entering sleep or hibernation mode.
Blinks slowly: The computer is in sleep mode.
On: The Caps Lock mode is enabled. You can type all alphabetic characters
(A-Z) in upper case directly.
This indicator shows the status of Fn Lock function. For more information, see
Chapter 5 "Function keys" on page 41.
On: The speakers are muted.
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Chapter 6 Locations