ViewSonic Pj552 Projector User Manual

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							Troubleshooting
Troubleshooting
Related messages
When the units 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 appears, 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 con rm the signal input connection, and the status 
of the signal source.
SYNC IS OUT OF RANGE
ON ***  fH  *****kHz  fV  *****HzThe horizontal or vertical wavelength of the inputted 
signal is outside of the response parameters of this unit.
Please con rm 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 con rmed the following items, please turn the power ON again.
 • Is there blockage of the air passage aperture?
  Is the air   
  
Does the peripheral temperature exceed 35°C?
  
If the same indication is displayed after the treatment, please s
et the 
HIGH at the F
AN SPEED of the item SERVICE of the OPTION menu.
ViewSonic  PJ552 / PJ562 42
After the lamp running reaches 2000 hours, the 
warning message is displayed, but it wont shut the 
unit off.
5P
The message displays for 30 seconds when the PJ is 
turned on. If we push any button while displaying the 
message, the message disappear.
The time the filter timer has counted has reached 
100 hours.
5P
Please clear or change the air filter by referring to the 
section Air filter. After caring for the air filter, Please be 
sure to reset the filter timer. To maximize 
performance, lamp 
replacement is 
recommended.
CLEAN THE AIR FILTER
POWER OFF FIRST, 
THEN CLEAN THE AIR 
FILTER. AFTER 
CLEANNING THE AIR 
FILTER, RESET THE 
FILTER TIMER. 
						

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