Advantech MIX-Q670A1 Manual page 35

Industrial motherboard
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16. Micro SIM card socket
The Micro SIM card socket allows you to install a Micro SIM card.
17. Standby Power LEDs (LED_5V/5VSB)
The motherboard comes with two standby power LEDs that light up to
indicate that the system is ON, in sleep mode or in soft-off mode. This is a
reminder that you should shut down the system and unplug the power cable
before removing or plugging in any motherboard component. The illustration
below shows the location of the onboard LEDs.
System state
S0 state
S5 state
Chapter 2: Motherboard information
SIM
LED_+5V
ON
Standby Power
Powered Off
LED_+5VSB
ON
Main Power
Main Power Off
LED indication
LED_5V & LED_5VSB keep lighting
Only LED_5VSB keep lighting
OFF
OFF
2-27

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