ENGLISH - 57 SettingsSecurityThis function allows you to use the Key lock and PINcode lock function to set the security for the projectoroperation.Press ▲▼ to select [Security].1 )Press ► or the button to2 )access the submenu.Key lockJThis function locks the control panel and remotecontrol buttons to prevent operation by unauthorizedpersons.Press ▲▼ to select the desired items1 )as below.Unlocked.Lock the operation of the controlpanel. To unlock, use the remotecontrol.Lock the operation of the remotecontrol. To unlock, use the controlpanel.PIN code lockJThis function prevents the projector from beingoperated by unauthorized persons and provides thefollowing setting options for security.Press ▲▼ to select the desired items1 )as below.Off Unlocked.On 1 Enter the PIN code every timeturning on the projector.On 2Enter the PIN code to operatethe projector once the power cordis disconnected; as long as theAC power cord is connected, theprojector can be operated withouta PIN code.AttentionWhenever you change the PIN code lock setting or thezPIN code (the four-digit number), you are required toenter the PIN code. The "1234" is set as the initial PINcode at the factory.PIN code changeJThe PIN code can be changed to your desired four-digit number.Press ▲▼ to select [PIN code change]1 )and then Press button.Current Pin code dialog box appears.zPress ▲▼ to enter the current code.2 )Press ► button to fix the number andmove the red frame pointer to the nextbox.The New PIN code input dialog box appears.zRepeat these steps to set a new PIN3 )code.FanPress ▲▼ to select [Fan] and then1 )Press button.Press ▲▼ to select one option.2 ) This function provides the following options inzthe cooling fans’ operation when the projector isturned off.L 1 Normal operation.L 2The fan speed is the same asL1, but it takes more time to coolthe projector down.Setting