Troubleshooting
The device does not turn on
Possible cause
The battery is completely discharged.
Solution
Charge the battery.
The device does not operate from an
external power source
Possible cause
The USB cable is damaged.
Solution
Replace the USB cable.
Possible cause
The external power supply is discharged.
Solution
Charge the external power supply (if necessary).
Smartphone or tablet cannot be connected
to the device
Possible cause
Summary of Contents for F455S
Page 1: ...Forward F455S Manual ...
Page 18: ...Mounting Attachment on Optical Riflescope Show device diagram ...
Page 24: ...Installing the IR Illuminator Show device diagram ...
Page 34: ...buttons 5 Confirm your selection with a short press of theM 7 button ...
Page 68: ...USB Connection Show device diagram ...
Page 82: ......