SETTINGS ➤ Updating the unit’s firmware En 585 When the indicators on the front panel glow alternately as shownbelow, press the z (power) key on the unit's front panel.The firmware update is complete.• If the firmware update fails, the indicator at far right will flash blue. Use the z (power) key to turn the unit offand then on again, and repeat the procedure from step 1 again. If the firmware update fails again, confirmthat the unit is properly connected to a network.Updating firmware with connection of a USB flash driveDownload the latest firmware version from the Yamaha website to a USB flash drive,which can then be used to update the unit’s firmware.See information provided when updating firmware for details.1 Save this unit’s firmware to a USB flash drive.2 Turn off the unit.3 Connect the USB flash drive to the UPDATE ONLY jack on the unit’srear panel.4 Press the z key on the front panel while pressing the VOLUME – keyon the unit.The firmware update will begin.The indicators on the front panel glow to indicate progress during the update.• If there are multiple firmware updates, the indicators will start glowing as each firmware updatebegins.5 When the indicators on the front panel glow alternately as shownbelow, press the z (power) key on the unit's front panel.The firmware update is complete.• If the firmware update fails, the indicator at far right will flash blue. Use the z (power) key to turn the unit offand then on again, and repeat the procedure from step 1 again. If the firmware update fails again, confirmthe following.– The USB flash drive is correctly connected to the UPDATE ONLY jack– See information provided as firmware updates are performed, and be sure that the USB flash drivecontains the firmware update for this unit.– The unit is properly connected to a network.All indicators glowAlternatesOne indicator glowsUpdate progressAll indicators glowAlternatesOne indicator glows