2.
Set the
MASTER
ON/OFF
button on the front panel to OFF,
and confirm that the AC plug is properly connected to an outlet.
3.
While pressing the
PROGRAM
knob, press (and release) the
MASTER ON/OFF
button and
then keep depressing the
PROGRAM
knob until “
ADVANCED SETUP
” appears on the front
panel display. (Note: the “
ADVANCED SETUP
” is only displayed for a few seconds, after
which time the speaker impedance setting is displayed. “
SPEAKER IMP. 8MIN”
)
4.
Press and hold
SPEAKERS B
button for about 3 seconds.
“
USB FirmUpdate Push SP.B key!
” will appear on the front panel display.
5.
Insert the USB thumb drive in the USB terminal located on the front panel.
6.
To start the firmware update, press the
SPEAKERS B
button again.
Firmware reprogramming is in progress
