Guide to Revise Firmware of VP300


NOTICE!!!
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For FW3.02 and prioe version, we strongly recommend to use WCOMW as the only way to revise firmware, and after revision, remember to 
restore default factory settings.
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Step-by-step instructions for revising firmware of VP300:
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1. See A.1 to use WCOMW connect to VP300
2. See A.2 to check the version of loader and revise it if necessary.
3. See A.3 to revise firmware




A. Use WCOMW
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A.1.	Use WCOMW connect to VP300
A.1.1. Connect COM2 port (or one empty serial port) of PC and COM1 port of VP300 using an RS-232 Cable (come with VP300).
A.1.2. Insert the Setup Disk come with VP300 into your floppy driver and copy all of those files to a directory of the PC and unzip
         the TeleWriter.zip.
A.1.3. Launch WCOMW.EXE on PC (double click on the icon of that file while you are in Windows File Explorer)
A.1.4. If you are using other COM port of your PC, please select it from File Menu.
A.1.5. Power ON VP300. 
A.1.6. When you see "Starting Loader..." in WCOMW, press ESC key in two seconds and a loader information and menu will be displayed, and if
         you failed to press ESC in 2 seconds, just restart VP300 to do it again. If you don't see "Starting Loader..." in WCOMW and the menu is 
         displayed directly, just go ahead.


    ETS Loader for VP300, v0.22                                  <--- loader information
      [1] Set IP/DMS/GW                                             <--- loader menu
      [2] Update firmware
      [3] Set Master Code ...
      [4] Query firmware version
      [X] Exit
    Choose ?


A.2. Check version of loader and upgrade loader
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A.2.1. The loader information would be displayed as following, you can also check the version of loader.

    "ETS Loader for VP300, v0.22"

    Loader versions and files for VP300:
    ------------------------------------------------
    loader version 0.22     file:  ldr300.exe.022

    Before revising firmware, make sure the loader version of your VP300 is v0.22(or later).
 
A.2.2. Press 'W', 'E', 'B', 'M', 'O', 'N' will pop up additional menu items as:

    [5] Revise ETS LOADER
    [6] Reboot

A.2.3. Press 5 to revise loader, enter the full path and filename of the new loader. 
A.2.4. WCOMW now uploading loader file to VP300 for revision.
A.2.5. After revision, you have to restart VP300. Just switch the power of VP300,



A.3. Revise firmware
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A.3.1. Click 2 to revise firmware
A.3.2. Enter the full path and filename of the new firmware.
A.3.3. WCOMW now uploading firmware file to VP300 for revision.
A.3.4. After revision, click X to continue booting from the new firmware.
A.3.5. After VP300 is ready, push and hold default settings button until VP300 stops beeping.
A.3.6. VP300 will restore default setting and reboot.
A.3.7. You have complete updating firmware of VP300, you can now continue to configure it and use the new firmware.