Setvar
To set the automatic mirroring
of a USB device:
! U1 setvar "usb.mirror.auto" "value"
Values
"on"
Mirroring occurs automatically
when the USB device is inserted and
usb.mirror.enable
is
on.
"off"
Mirroring does not occur automatically
when the USB device is inserted.
"prompt"
The printer gives you the option to
start or abort a mirroring process.