VIEWSONIC PJL6233 - Manual (Page 60)

Setting
Key lock
Key lock Security (Key lock and PIN code lock)
PIN code lock
This function locks the top control and remote control
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Select Key lock
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and select the desired item by pressing the Point Ÿź
buttons.
..... Unlocked.
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unlock, use the remote control.
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To unlock, use the top control.
If the top control accidentally becomes locked and you do
not have the remote control nearby or there is something
wrong with your remote control, contact the dealer where
you purchased the projector or the service center.
This function allows you to use the Key lock and PIN code
lock function to set the security for the projector operation.
This function prevents the projector from being operated
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setting options for security.
Off ........... Unlocked.
On1 ......... Enter the PIN code every time turning on
the projector.
On2 ......... Enter the PIN code to operate the projector
once the power cord is disconnected; as
long as the AC power cord is connected,
the projector can be operated without a
PIN code.
Whenever you change the PIN code lock setting or the
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code at the factory.
If you want to change the PIN code lock setting, press
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appears.
When the projector is locked with the PIN code, the
Security icon appears on the guide.
PIN code lock