Epson PowerLite S3 User Manual page 32

Security functions
C
When the confirmation message is displayed, select
"Yes."
The control panel buttons will be locked in accordance with the
selected setting.
There are two methods to cancel the projector's control
panel lock.
• Using remote control, change the "Settings" -
"Operation Lock" in the configuration menu to "OFF."
• Hold down the projector's [Enter] button continuously
for about 7 seconds, a message will be displayed and the
lock will be cancelled.
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