JVC DLA-RS67 Instructions page 26

Turn off the power
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Remote control: press the B [STAND BY] button
Projector unit: press the A [STANDBY/ON] button
While the "Are you sure you want to turn off?" message is displayed, press the button again.
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The lamp turns off, and the "STANDBY/ON" indicator switches from a green light to a red blinking light.
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After the light goes off, the fan will run for about 100 seconds to cool down the lamp (Cool-down mode).
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Do not disconnect the power cable while cooling is in progress.
After about 100 seconds, the "STANDBY/ON" indicator switches from a blinking red to a solid red light.
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(V) Attach the lens cover.
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(X W) The motorized lens cover opens.
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CAUTION
The power cannot be turned off within approximately 60 seconds after it has been turned on.
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After the light goes off, the fan will run for about 100 seconds to cool down the lamp (Cool-down mode).
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Do not disconnect the power cable while cooling is in progress.
The power cannot be turned on again while cooling is in progress (100 seconds).
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Pull out the power plug when the unit is not to be used for a prolonged period of time.
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"STANDBY/ON" blinking (red)
In the Cool-down mode
STANDBY/ON LAMP WARNING
"STANDBY/ON" lights up (red)
In standby state
STANDBY/ON TANDBY ND LAMP WARNING