Optoma X402 - Manual (Page 46)

46
English
User Controls
SETUP | Security
Security
On: Choose “On” to use security verification when the turning `
on the projector.
Off: Choose “Off” to be able to switch on the projector without `
password verification.
Security Timer
Can be select the time (Month/Day/Hour) function to set the
number of hours the projector can be used. Once this time has
elapsed you will be requested to enter your password again.