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ViewSonic PJ502 35
Troubleshooting
Related messages
When the unit's power is on, messages such as those shown below may be displayed. When
any such message is displayed on the screen, please respond as described below. If the
same message is displayed after the treatment, or if a message other than the following ap-
pears, please contact your dealer or service company.
Although these messages will be automatically disappeared around several minutes, it will
be reappeared every time the power is turned on.
Message Description
NO INPUT IS DETECTED
ON ***
There is no input signal.
Please confirm the signal input connection, and the status of the
signal source.
SYNC IS OUT OF RANGE
ON *** *****kHz
*****Hz
The horizontal or vertical wavelength of the inputted signal is
outside of the response parameters of this unit.
Please confirm the specs for this unit or the signal source specs.
CHECK THE AIR FLOW The internal portion temperature is rising.
Please turn the power OFF, and allow the unit to cool down at least
20 minutes. After having confirmed the following items, please turn
the power ON again.
o Is there blockage of the air passage aperture?
o Is the air filter dirty?
o Does the peripheral temperature exceed 35
o
C?
Message Description
CLEAN THE AIR
FILTER
POWER
OFF FIRST,
AFTER CLEANING THE
AIR FILTER, RESET THE
FILTER TIMER
A note of precaution when cleaning the air filter.
Please immediately turn the power OFF, and clean or change the air
filter by referring to the “Air Filter” section of this manual.
After you have cleaned or changed the air filter, please be sure to
reset the filter timer. If the same message is displayed after the treat-
ment, please clean the transparent area of filter cover and the dust-
detecting window, according to the following.
To maximize performance,
lamp replacement is recom-
mended
When the projector lamp reaches 2000hours, this message is dis-
played.
fH
fV