Bit
Title
Description
Condition to clear bit D7700/DW7000 D5600/DW5000
D5500
D3500
bit31
MAIN CPU BUS ERROR
Trouble has occurred in the microcomputer circuitry.
If it does not recover after turning power back on, consult your dealer.
Power on
YES
YES
YES
bit30
FAN ERROR
Trouble has occurred in the fan or its drive circuit.
If it does not recover after turning power back on, consult your dealer.
Undefined value
The lamp runtime has exceeded the prescribed cumulative time,
and it is now time to replace the lamp.
The lamp has failed to light.
Did you turn the power back on immediately after turning it off?
Power on
YES
YES
YES
bit29
OPTICS MODULE
TEMPERATURE ERROR
The temperature inside the projector is high and the projector has shut down.
• Check if the ventilation port is blocked.
• Is the room air temperature too high?
• Check the air filter for clogging.
Power on
YES
YES
YES
bit28
INPUT AIR TEMPERATURE
ERROR
Power on
YES
YES
YES
bit27
OUTPUT AIR OR
LAMP AMBIENT
TEMPERATURE ERROR
Power on
YES
YES
YES
bit26
EXTENSION
-
NO
NO
NO
bit25
LAMP2 REMAIN TIME
ERROR (Shutdown)
LAMP 2 reset
YES
YES
NO
bit24
LAMP1 REMAIN TIME
ERROR (Shutdown)
LAMP 1 reset
YES
YES
YES
bit23
bit22
LAMP2 FAILED TO LIGHT
LAMP 2 illuminates
YES
YES
NO
Trouble has occurred in the aperture.
If it does not recover after turning power back on, consult your dealer.
bit21
APERTURE
(CONTRAST- SHUTTER)
ERROR
Power on or
normal operation of
the aperture
YES
NO
NO
Trouble has occurred in the shutter circuitry.
If it does not recover after turning power back on, consult your dealer.
bit20
SHUTTER ERROR
Power on
YES or
normal operation
of the shutter
NO
YES
Trouble has occurred in the temperature detection sensor inside the projector.
Consult your dealer.
bit19
OPTICS MODULE TEMP.
SENSOR ERROR
Main power on
YES
YES
YES
Trouble has occurred in the sensor used to detect the input air temperature.
Consult your dealer.
bit18
INPUT AIR TEMP.
SENSOR ERROR
Main power on
YES
YES
YES
Trouble has occurred in the sensor used to detect the output air temperature
or lamp ambient temperature. Consult your dealer.
bit17
OUTPUT AIR OR LAMP
AMBIENT TEMPERATURE
ERROR
Main power on
YES
NO
YES
The battery has been run out. consult your dealer.
bit16
CLOCK BATTELY
WARNING
The battery has
been changed.
NO
YES
YES
It may be that the projector is being used where the ambient temperature is
low (approx. 0). If the temperature in the projector does not go up within
5 min., the projector will shut down.
bit15
OPTICS MODULE SENSOR
LOW TEMP. WARNING
• Higher
temperature than the
warning level during
power on
• Power on
YES
YES
YES
Undefined value
bit11
TEST
Main power on
YES
YES
YES
Too much dust accumulates on the air filter.
Turn off the MAIN POWER switch and clean the air filter.
bit10
AIR FILTER
Main power on
NO
YES
NO
Undefined value
bit05
EXTENSION
-
NO
NO
NO
Undefined value
bit04
EXTENSION
-
NO
NO
NO
Trouble has occurred in the air volume sensor. Consult your dealer.
bit03
AIRFLOW SENSOR
Main power on
NO
YES
NO
Undefined value
bit01
EXTENSION
-
NO
NO
NO
Undefined value
bit00
EXTENSION
-
NO
*The value of NO is undefined.
NO
NO
Trouble has occurred in the color wheel or its drive circuit.
If it does not recover after turning power back on, consult your dealer.
bit02
COLOR WHEEL
ERROR
Power on
NO
YES
YES
Undefined value
bit09
EXTENSION
-
NO
NO
NO
Undefined value
bit08
EXTENSION
-
NO
NO
NO
It is time to replace the lamp. Prepare the new lamp.
The projector will shut down within 200 hours.
bit07
LAMP2 REMAIN
TIME WARNING
LAMP 2 reset
YES
YES
NO
bit06
LAMP1 REMAIN
TIME WARNING
LAMP 1 reset
YES
YES
YES
The temperature inside the projector is high. If the temperature goes up,
the projector will shut down.
• Check if the ventilation port is blocked.
• Is the room air temperature too high?
• Check the air filter for clogging.
Undefined value
bit14
OPTICS MODULE SENSOR
HIGH TEMP. WARNING
• Higher
temperature than the
warning level during
power on
• Power on
YES
YES
YES
bit13
INPUT AIR HIGH TEMP.
WARNING
YES
YES
YES
bit12
OUTPUT AIR OR LAMP
AMBIENT HIGH TEMP.
WARNING
YES
YES
YES
LAMP1 FAILED TO LIGHT
LAMP 1 illuminates
YES
YES
YES
YES
YES
YES
YES
NO
YES
YES
YES
NO
NO
YES
YES
NO
YES
YES
YES
NO
NO
NO
NO
NO
NO
YES
NO
NO
YES
YES
YES
YES
YES
YES
YES
Bit allocation for Self-diagnosis information
7
