Yamaha RX-A770 Manual download pdf (Page 6)

RX-A770

CASE 1

Error message appeared during the update

Cause:

For some reason, the receiver can’t read the firmware data.

Method:

For your solution, check the following

[Update through Internet]

❏

Check Internet connection.

Your Internet connection is working by playing an Internet radio station.

(See owner’s manual for details)

[Update by USB thumb drive]

❏

USB thumb drive is connected properly to the receiver.

❏

USB thumb drive is not password protected.

(AV receiver cannot read data from a security protected USB thumb drive)

❏

Make sure the USB thumb drive is inserted before the receiver is powered on for the

update.

❏

The firmware data, Rxxxx-xxxx.bin is stored in the root directory of the USB thumb drive.

❏

There is no other data except the firmware data in the USB thumb drive.

❏

No folders are created in the USB thumb drive.

Else, retry the update by USB using another USB thumb drive.

CASE 2

Firmware update doesn’t start for other reasons

●

Receiver doesn’t power up after the update.

●

Or, error message appeared when confirming the firmware version.

Recovery method using USB method:

1. Unplug the AC power cable from wall outlet.

2. Insert the USB thumb drive which has the firmware data stored inside, into the USB port

located on the front panel.

3. Press and hold the

PURE DIRECT

key and keep it pressed while you plug the AC powe

cable back into the wall outlet again.

“

USB UPDATE

” will appear on the front display. Then, release the

PURE DIRECT

key.

4. The update will start automatically.

5. When “

UPDATE SUCCESS

” , “

PLEASE...

” and “

POWER OFF!

” appears on

the display, firmware update is completed.

Power off the receiver and remove the USB thumb drive.

6. Confirm updated firmware version.

PURE DIRECT ke

USB port

Troubleshooting

UPDATE

SUCCESS POWER OFF! PLEASE...USB UPDATE

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Yamaha RX-A770 Manual Page 6

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