JVC DR-MH20SE DR-MH30SE - FIRMWARE UPDATING

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UPDATING FIRMWARE OF MAIN BODY

• Firmware update disc supports CD-R media.

Creating and Update Disc

• Download the update file from "JS-NET".  The file name is "hdd_u.udx"
• Write update file into CD-R.
• Make sure the write in "Disc at Once".
• Set the comparability to "ISO9660 format".  {ROMEO, JOLIET are disapproved].
• If writing method is not correct, the update results in an error.

There are two methods of updating firmware, using JIG mode <method-1> or not using JIG mode <method-2>.  Updating can operate in both methods.

<Method -1>

1. Set to the JIG mode.
2. Load the update disc on tray, and then close the tray.
3. When the disc reading operation is completed, transmit [43-70] with the JIG remote control unit.  If the update disc is not correct, FL indicator will display "Error" after transmitting "43-70.  Transmit [43-70] once and make the FL indicator to normal display, and then re-load the disc then transmit [40-70] again.
4. "Update" is displayed in the FL indicator, and FL indicator changes to "FL UPDATE" afterwards.  It takes approx. 2 minutes for the change.
5. Remove the disc as the tray is ejected, and then transmit [43-70] with JIG remote control unit.  Then the FL indicator changes from "Update" to the normal display.
6. Close the tray, and turn the main body Off.  Pull out the power cord from the wall socket.  Then plug the power cord into the wall socket again.
7. When "Loading" in the FL indicator disappears, turn the main body On.
8. Display the 'System Information" menu.  Check the version of the firmware.
9. Cancel the JIG mode.

<Method - 2>

1. Turn the power ON.  Load the update disc on the tray and close the tray.
2. When the disc reading operation is completed, turn the power Off.
3. Keep pressing the "Pause" and the power button simultaneously until the FL indicator changes to 'Update".
4. In approx. 2 minutes the tray is ejected.  Remove the disc from the tray, and close the tray.
5. Reset operation is carried out automatically, and becomes standby condition.
6. Then, display the "System Information" menu in JIG mode and check the version.

Updating the Firmware of the Drive Unit.

1. Turn ON the main body.
2. Load the update DVD-RAM disc on the tray and close the tray.
3. "Reading" is displayed in FL indicator disappears, open the tray and remove the disc and close the tray.
4. In short while "Reading"in the FL indicator disappears, open the tray to remove the disc and close the tray.
5. Turn the "Power" Off, and pull out power cord from the wall socket, then plug the power cord into wall socket again.
6. Set to the JIG mode and check the firmware version of the drive.

TAKING OUT THE DISC

<Method-1>

1. Right after plugging the power cord (while loading is displayed), keep pressing the Open / Close button of the main body.
2. Remove the disc as the tray is ejected in a short while.
3. Make sure to close the tray afterwards. 

<Method -2>

• When the disc cannot be removed by operating above <method-1>, open the front door of the main body manually and directly press the "Eject" button located at the lower right of the drive unit.

<Method -3>

1. Open the front door of the main body manually.
2. Insert a fine wire {eg: a straightened paper clip} into the hole in the lower part of the tray of the drive unit.
3. As the tray ejects a little, pull out the tray manually.