TX-SR393 - Firmware Update Procedure

This unit is equipped with a function to update the firmware via USB port when the firmware update is announced after purchase. This enables various functions to be added and operations to be improved.

For the latest firmware contents and the firmware version, visit our company’s website. If the firmware version of your product differs from the latest one, it is recommended to update the firmware.

To confirm the firmware version of your product, press the button on the remote controller, and refer to "6. Miscellaneous" - "Firmware Update" - "Version"

Updating the Firmware via USB

• While updating the firmware, do not do the following:

– Disconnecting and reconnecting cables, USB storage device, speaker
setup microphone or headphones, or performing operations on the unit
such as turning the power off

• Prepare a 128 MB or larger USB storage device. The format of USB storage
devices supports FAT16 or FAT32 file system format.

– Media inserted into a USB card reader may not be used for this function.
– USB storage devices equipped with the security function are not supported.
– USB hubs and USB devices equipped with the hub function are not supported. Do not connect these devices to the unit.

• Delete any data stored on the USB storage device.

• If "HDMI CEC" is set to "On", set it to "Off".

– Press . Next, select "5. Hardware" - "HDMI" and press ENTER, then select "HDMI CEC" and select "Off".

Update

1. Connect the USB storage device to your PC.
2. Download the firmware file from the our company's website to your PC and unzip.
Firmware files are named as below.
ONKAVR****_***********.zip
Unzip the file on your PC. The number of unzipped files and folders varies depending on the model.
3. Copy all unzipped files and folders to the root folder of the USB storage device.
4. Connect the USB storage device to the POWER OUT port of this unit.
• If an AC adapter is supplied with the USB storage device, connect the AC adapter, and use it with a household outlet.
• If the USB storage device has been partitioned, each section will be treated as an independent device.
5. Press .
The Setup menu is displayed on the TV screen.

6. Select "6. Miscellaneous" - "Firmware Update" - "Update via USB" with the cursors in order, then press ENTER.

• If "Firmware Update" is grayed out and cannot be selected, wait for a while until it starts up.

7. Press ENTER with "Update" selected, and start update.
• During the update, the TV screen may go black depending on the program to be updated. In such a case, check the progress on the display of the unit. The TV screen will remain black until the update is completed and the power is turned on again.

• During the update, do not turn the power off, or disconnect or reconnect the USB storage device.
• When "Completed!" is displayed, the update is complete.

8. Disconnect the USB storage device from the unit.

9. Press ON/STANDBY on the main unit to turn the unit into standby mode.  The process is completed, and your firmware is updated to the latest version.

• Do not use on the remote controller.

If an Error Message is Displayed
If an error occurs, "Error! *-**" is displayed on the display of the unit. ("*") represents an alphanumeric character.) Refer to the following descriptions and check.
Error Code
• *-70:
The USB storage device cannot be recognized, the firmware file is not present in the root folder of the USB storage device, or the firmware file is for another model. Check if the USB storage device or USB cable is securely inserted to the POWER OUT port of the unit.  Connect the USB storage device to an external power source if it has its own power supply.

• *-51:
The firmware file is for another model, or the firmware file is corrupted. Retry from the download of the firmware file.
• Others:
After removing the power plug once, insert it to the outlet, and then start the operation from the beginning.

Disclaimer: 

* Depending on the USB storage device or its content, long time may be required for loading, the content may not be loaded correctly, or power may not be supplied correctly.
* Our company will not be liable whatsoever for any loss or damage of data, or storage failure arising from the use of the USB storage device. Please note this in advance.
* The descriptions may differ from the actual on-screen displays, however, operations and functions are the same.