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5. States of this product
4-1 States
This product is in one of six states.
State (*1)
Outline
No Power
No power is being supplied from outside.
The projector does not operate at all.
Off (Standby)
Power is being supplied from outside. However, the circuit is only partially
live and the projector itself is not active.
Depending on the Network function setting, this status can be categorized into
3 modes.
Projection (On)
A status where the projector is used normally.
Power is being supplied to the entire circuit.
The lamp is lit, and image is projected.
Lamp Off
Power is supplied to the entire circuit except panel circuit.
The lamp is unlit and the cooling fan is operating.
Some action changes the projector to the projection state. However, the lamp
on time is the same as actual activation.
Error
Power is being from outside but the projector cannot be activated.
To use the projector, action should be taken according to the contents of the
error type.
Pre-warning
High temperature
If the temperature becomes almost abnormal, the projector displays the
warning of high temperature.
This state is cleared when the temperature goes down.
Pre-warning
Lamp replacement
If the lamp replacement conditions are almost satisfied, the projector displays
the warning of the lamp replacement.
This state is cleared when the lamp counter for replacement is reset.
4-2 Type of Error
Each error state is defined as below.
Error name
Outline
Temperature abnormality
・
The internal temperature is abnormally high.
・
The outside air temperature is higher than specified.
・
Malfunction of thermal sensor
Faulty lamp
・
The lamp is out of life.
・
The lamp drive circuit is faulty.
Faulty lamp cover
・
The lamp cover is not closed.
Faulty air filter unit
・
No air filter is attached.
Faulty cooling fan
・
The cooling fan does not operate normally.
Faulty power supply
・
The supply voltage is abnormal.
・
Other abnormal is occurred.
Faulty lens shift connector
・
Lens shift connector is not connected
(It is necessary to detect the lens shift position)
** Each error state may be caused by a fault other than the above.
