Firmware Update Procedure for RX-V3900
Page.4 of 6
Step5
Rotate the
PROGRAM
selector counterclockwise to select
“FIRM UPDATE
USB
”.
Step6
To start the firmware update, press the
MENU
button.
(Allow about 10 minutes for the update)
Firmware reprogramming in progress
Caution!
Do not interrupt power or remove the USB thumb drive during the update.
In case the power is accidentally cut off, refer to troubleshooting
procedures on page 6 to recover.
Step7
When “
UPDATE OK
” appers on the display, firmware update is completed.
The receiver automatically powers off and on again in normal operation
mode.
Step8
Power OFF the unit by pressing
MASTER ON/OFF
button on the front panel.
Remove the USB thumb drive.
Step9
Check the updated firmware version.
STEP6
STEP8
STEP5
