For users of NX501 - Critical Software Update

[NX501] Instruction for software update

1.Preparation

1-1. You will need a blank MicroSD Card that has a capacity of more than 128MB.

(You cannot use the 4G Micro SD card that came with the NX501. If you do, it will void your warranty and you will need to purchase a replacement card.)

1-2. Please download the "NX501_20110805_2.zip" file from download page and save to your computer.

Download "NX501_20110805_2.zip" file (About 31.9MB)

1-3. After the download is complete you will need to unzip the "NX501_20110805_2.zip file using WinZip (http://www.winzip.com/downwz.htm ).

A folder named "SW_Update" will be created. Then copy the "SW_Update" File to the blank MicroSD Card.

2.Update

2-1. Please turn the NX501 off by pressing in on the Volume Knob until NX501 shuts off.

2-2. With the NX501 powered off, please remove the MicroSD Card that is currently in the MicroSD Card Slot.

Then insert the MicroSD Card that has the "SW_Update" into the MicroSD Card Slot.

2-3. With the MicroSD Card that contains the "SW_Update" file inserted into the NX501, please press in on the Volume Knob until the NX501 turn on.

2-4. The NX501 will now walk you through the update process. Please touch the "PRESS HERE TO UPDATE" option.

<b>2-4.</b> The NX501 will now walk you through the update process. Please touch the

2-5. Please touch the "OK" option.

<b>2-5.</b> Please touch the

2-6. When you see the update status bar showing the "APP" update progress, please do not unplug, disconnect or power off the NX501 until the update has been completed.

This portion of the update will take about two minutes to complete.

<b>2-6.</b> When you see the update status bar showing the

2-7. When you see the update status bar showing the update progress of the MCU, please do not unplug, disconnect or power off the NX501 until the update has been completed.

This portion of the update will take about one minute to complete.

<b>2-7.</b> When you see the update status bar showing the update progress of the MCU, please do not unplug, disconnect or power off the NX501 until the update has been completed.
This portion of the update will take about one minute to complete.

2-8. When the "APP" and "MCU" has finished its update, the screen will ask you to adjust the Touch Screen Calibration.

Please follow the instructions on the screen to properly calibrate the touch screen by touching the crosshairs (+) with your finger tip or by using a touch screen stylus pen.

<b>2-8.</b> When the

2-9. After you have completed the touch screen calibration steps, touch the screen in any location to exit the touch screen calibration.

<b>2-9.</b> After you have completed the touch screen calibration steps, touch the screen in any location to exit the touch screen calibration.

2-10. Please power off the NX501 by pressing in on the volume knob until the NX501 shuts down.

2-11. With the NX501 powered off, please remove the MicroSD Card that contains the "SW_Update" file.

2-12. Please power the NX501 on by pressing in on the volume knob until the NX501 turns on.

3.Confirm result

3-1. With the NX501 powered on, please press the MENU Button that is located at the top left corner of the NX501.

3-2. Please press Setting button (Touch panel button at the bottom of the right side of the screen)

3-3. Please scroll to the end of General item.

3-4. Please press Version button (Touch panel button)

3-5. Please confirm the following version.

APP_V:3.9.18_0131_110730

MCU_V:0.2.30_0131_110607

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