Dukane Imagepro 8943a Projector Users Manual

6

Maintenance
Lamp warning
Lamp (continued)
 HIGH VOLTAGE HIGH TEMPERATURE HIGH PRESSURE
►The projector uses a high-pressure mercury glass lamp. The 
lamp can break with a loud bang, or burn out, if jolted or scratched, handled 
while hot, or worn over time. Note that each lamp has a different lifetime, and 
some may burst or burn out soon after you start using them. In addition, when 
the bulb bursts, it is possible for shards of glass to fly into the lamp housing, and 
for gas containing mercury...

6

Maintenance
Please check and clean the air filter periodically. If the air filter becomes clogged 
by dust or the like, internal temperatures rise, which could cause a fire, a burn or 
malfunction to the projector. When the indicators or a message prompts you to 
clean the air filter, comply with it as soon as possible. Note that the projector may 
shut down, when the projector heats too much.
Please replace the air filter when it is damaged or too soiled. Preparation of a new 
air filter is...

63

Maintenance
• Please replace the air filter when it is damaged or too soiled.
• When you replace the projection lamp, please replace the air filter. An air filter 
of specified type will come together with a replacement lamp for this projector .
• Please reset the filter time only when you have cleaned or replaced the air 
filter, for a suitable indication about the air filter.
• The projector may display the message such as “CHECK THE AIR FLOW” or 
turn off the projector, to prevent the internal...

64

Maintenance
Consumption of the battery makes the clock not to work correctly. When the clock is wrong 
or it has stopped, please replace the battery according to the following procedures.
Internal clock batter y 
1.Turn the projector off, and unplug the power cord. Allow the projector to cool sufficiently.
2.After making sure that the projector has cooled adequately, slowly turn over the projector, so that the bottom is facing.
3.Remove the battery cover.  Turn the battery cover in the direction...

65

Maintenance
Other care
In order to ensure the safe use of your projector, please have it cleaned and 
inspected by your dealer about once every year.
1.Turn the projector off, and unplug the power cord. Allow the projector to cool 
sufficiently.
2.After making sure that the projector is cool adequately, lightly wipe the lens 
with a commercially available lens-cleaning wipe. Do not touch the lens 
directly with your hand.
If the lens is flawed, soiled or fogged, it could cause deterioration of...

66

Troubleshooting
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 follow the 
instructions described below. If the same message is displayed after the remedy, 
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...

67

Troubleshooting
Regarding the indicator lamps
Lighting and flashing of the POWER indicator, the LAMP indicator, and the TEMP 
indicator have the meanings as described in the table below. Please follow the 
instructions within the table. If the same indication is displayed after the remedy, 
or if an indication other than the following is displayed, please contact your dealer 
or service company.
(Continued on next page)
POWER 
indicator
LAMP 
indicator
TEMP 
indicatorDescription
Lighting
In Orange...

68

Troubleshooting
Regarding the indicator lamps (continued)
• When the interior portion has become overheated, for safety 
purposes, the power source is automatically turned off, and the indicator lamps 
may also be turned off. In such a case, press the “” (OFF) side of the power 
switch, and wait at least 45 minutes. After the projector has sufficiently cooled 
down, please make confirmation of the attachment state of the lamp and lamp 
cover, and then turn the power on again.
NOTE
POWER 
indicator...

69

Troubleshooting
Phenomena that may be easy to be mistaken for machine defects
►Never use the projector if abnormal operations such as smoke, 
strange odor, excessive sound, damaged casing or elements or cables, penetration 
of liquids or foreign matter, etc. should occur. In such cases, immediately turn off the 
power switch and then disconnect the power plug from the power outlet. After making 
sure that the smoke or odor has stopped, contact your dealer or service company.
WARNING
(Continued on...

70

Troubleshooting
Phenomena that may be easily mistaken for machine defects (continued)
(Continued on next page)
PhenomenonCases not involving a machine defectReference
page
Sound does not 
come out.
The signal cables are not correctly connected.Correctly connect the audio cables. 0
The MUTE function is working.Restore the sound pressing the MUTE or VOLUME button on the remote control. 7
The volume is adjusted to an extremely low level.Adjust the volume to a higher level using the menu...