Quectel FC41D-TE-B User Manual page 20

Table 5: Description of Status Indication LEDs
Reference No. Description
Power ON/OFF indicator, it can indicate whether the power supply is ready.
D407 Light on: VBAT on
Light off: VBAT off
Indicates the status of Wi-Fi.
D406 Light on: Wi-Fi is connected
Light off : Wi-Fi is disconnected
Indicates the status of GPIO1.
D403 Light on: high level
Light off: low level
Indicates the status of GPIO2.
D404 Light on: high level
Light off: low level
Indicates the status of GPIO3.
D405 Light on: high level
Light off: low level
Indicates the status of PWM1.
D408 Light on: high level
Light off: low level
Indicates the status of PWM2.
D409 Light on: high level
Light off: low level
Indicates the status of PWM3.
D410
Light on: high level
FC41D-TE-B_User_Guide
Figure 12: Status Indication LEDs
Wi-Fi&Bluetooth Module Series
FC41D-TE-B User Guide
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