If the firmware cannot be updated to the target version,
or the power to this device might be cut off while
updating, use the following method to update instead.
NOTICE
Be absolutely sure not to turn off the power while the
firmware is updating. If the power is turned off during
updating, the unit may fail to start up again.
1
Unplug the unit from the power outlet.
2
Make sure that
A
(POWER) is pushed in,
and that the USB storage device for
updating the firmware has been inserted.
3
Insert the AC plug into the power outlet
while holding down CLEAR on the unit.
The message “BaseUpdate:USB” will be shown
on the display, and the update will begin.
Once the update has completed, “UPDATE
SUCCESS” will be shown on the display.
4
Press
A
(POWER) to turn off the power.
5
Pull out the USB storage device.
VOLUME
PURE DIRECT
RETURN
CONNECT
PUSH - ENTER
TUNING
PRESET
BAND
MEMORY
CLEAR
BASS
INPUT
5V
1A
BALANCE
L
R
TREBLE
LOUDNESS
FLAT
-30dB
DIMMER
MODE
DISPLAY
SELECT
PHONES
YPAO MIC
SPEAKERS
USB
A
B
A
(POWER)
CREAR
DISPLAY
USB jack
Published 12/2017 IP-B0
© 2017 Yamaha Corporation
Manual Development Group
