Applies to:

  • IFP52-2ED Series


Issue:
Touch is not responsive and this lock icon is appearing on the top left corner of the screen.


Description:
The lock icon indicates that the touch lock is enabled.

Instructions:
    Using the remote control:

  1. Press VOL-, VOL-, VOL+, VOL+ 


Alternate Solution:
In case the combination did not release the lock, load the attached file onto a FAT32 formatted USB drive and insert it 



 

For additional questions, please contact ViewSonic's Support by submitting a support ticket HERE or by Phone: US: 800-688-6688, CAN: 866-463-4775. ViewSonic’s call center hours: M-F, 6 AM - 6 PM PST.