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Firmware for Epson WF 3720 Not Work Upgrade firmware Epson WF 3720 send an error

#1 User is offline   Humberto 

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Posted 26 December 2018 - 07:57 PM

Hi

Today i bought chipless solution for Epson WF 3720 but does not work upgrade firmware
send an error

ROM IS NOT WRITABLE

What can i do?
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#2 User is offline   John_Admin 

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Posted 27 December 2018 - 02:05 PM

If You can't make firmware downgrade by WIC utility - it means Your printer has newest Main board version.
Epson made some changed in new main board.
The solution in this case is here:
Use Activation Keys and License.exe application for 3720 -
http://www.2manuals....roducts_id=1837
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#3 User is offline   Humberto 

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Posted 28 December 2018 - 05:22 PM

Hi tried but send me this error
Wrong ID readed from the printer
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#4 User is offline   Humberto 

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Posted 31 December 2018 - 05:05 AM

It is posible key sended for use in a Epson WF 7710?
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#5 User is offline   John_Admin 

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Posted 01 January 2019 - 09:26 AM

Give us screenshot please
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#6 User is offline   Humberto 

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Posted 05 January 2019 - 06:21 PM

Attach error
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#7 User is offline   Humberto 

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Posted 05 January 2019 - 06:44 PM

file

Attached thumbnail(s)

  • Attached Image: error 3720.png

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#8 User is offline   kipngok 

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Posted 07 January 2019 - 07:21 AM

Today i bought chipless solution for Epson WF 3720 but does not work upgrade firmware
send an error

ROM IS NOT WRITABLE

What can i do?

Attached Image: wf3720 pro.jpeg
workforce 3720 pro enters program update mode but ROM is not writable using chipless firmware
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#9 User is offline   John_Admin 

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Posted 09 January 2019 - 11:18 AM

Humberto,
I think you have NOT uploaded WF3720 firmware to printer yet
See how You can do it -
https://www.2manuals...roducts_id=1837

kipngok,
We have updated firmware for WF3720
I think you have uploaded old firmware.
Please download WF3720 firmware from this link -
https://www.2manuals...roducts_id=1837
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