Sungale AW15S-B - Manual (Page 33)

Connection
Connect to USB HOST
USB HOST: Insert one of the listed USB removable storage devices or the
Bluetooth Dongle to the USB HOST jack. Do not force the device
in; check to make sure the orientation of the device is correct.
Chapter 2 I Connection DPF 13
Note: Before connecting the USB removable storage device or Bluetooth
Dongle to the DPF, make sure to attach the USB HOST CABLE to
the USB OTG port.
Editting Files
Chapter 4 I Settings DPF 32
B. Delete Files
From the file view screen use "up" or "down" to locate the file you want to
delete and press the RIGHT arrow key. Press OSD:
Select DELETE from the list of options and press ENTER. Upon a
successful delete you will receive a "Finished!" message as follows:
C. EXIT
When you wish to leave the EDIT interface, press EXIT to return to the main
menu.