Dukane Imagepro 8755j Projector Users Manual

51
SECURITY menu
ItemDescription
MY TEXT 
PASSWORD
The MY TEXT PASSWORD function can prevent the MY TEXT from being 
overwritten. When the password is set for the MY TEXT;
• The MY TEXT DISPLAY menu will be unavailable, which can prohibit 
changing the DISPLAY setting.
• The MY TEXT WRITING menu will be unavailable, which can prevent the 
MY TEXT from being overwritten.
1 Turning on the MY TEXT PASSWORD1-1   Use the ▲/▼ buttons on the SECURITY menu to 
select the MY TEXT PASSWORD and press the 
► button...

52
SECURITY menu
ItemDescription
MY TEXT  DISPLAY
(1)   Use the ▲/▼ buttons on the SECURITY menu to 
select the MY TEXT DISPLAY and press the ► 
button to display the MY TEXT DISPLAY on/off 
menu.
(2)   Use the ▲/▼ buttons on the MY TEXT DISPLAY on/off menu to select 
on or off.
ON  ó OFF
When it is set ON, the MY TEXT will be displayed 
on the START UP screen and the INPUT_
INFORMATION when the INFORMATION on the 
SERVICE menu is chosen.
• This function is available only when the MY TEXT 
PASSWORD...

53
Maintenance 
Maintenance
A lamp has finite product life. Using the lamp for long periods of time could cause 
the pictures darker or the color tone poor. Note that each lamp has a different 
lifetime, and some may burst or burn out soon after you start using them. 
Preparation of a new lamp and early replacement are recommended.  To prepare 
a new lamp, make contact with your dealer and tell the lamp type number .
Replacing the lamp
Type number : 456-8755J
1.Turn the projector off, and unplug the...

54
Maintenance
Lamp warning
Replacing the 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...

55
Maintenance
The air filter unit of this projector consists of a filter cover, two kinds of filters, and 
a filter frame. The new double large filters system is expected to function longer. 
However, please check and clean it periodically to keep ventilation needed for 
normal operation of the projector.
When the indicators or a message prompts you to clean the air filter, comply with 
it as soon as possible. Replace the filters when they are damaged or too soiled. 
To prepare new filters, make contact...

56
Maintenance
Cleaning and replacing the air filter (continued)
9.Turn the projector on and reset the filter time using the FILTER TIME item in 
the EASY MENU.
►Before taking care of the air filter, make sure the power cable 
is not plugged in, then allow the projector to cool sufficiently. Taking care of the 
air filter in a high temperature state of the projector could cause an electric shock, 
a burn or malfunction to the projector.
►Use only the air filter of the specified type. Do not use the...

57
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 display...

58
Troubleshooting
Troubleshooting
If an abnormal operation should occur, stop using the projector immediately.
Otherwise if a problem occurs with the projector, the following checks and measures are 
recommended before requesting repair. 
If this does not resolve the problem, please contact your dealer or service company. They 
will tell you what warranty condition is applied.
►Never use the projector if abnormal operations such as smoke, 
strange odor, excessive sound, damaged casing or elements or...

59
Troubleshooting
Regarding the indicator lamps
When operation of the LAMP, TEMP and POWER indicators differs from usual, 
check and cope with it according to the following table.
POWER 
indicator LAMP 
indicator TEMP 
indicator Description
Lighting
In Orange Turned
off Turned
off
The projector is in a standby state.Please refer to the section “Power on/off”.
Blinking
In Green Turned
off Turned
off
The projector is warming up.Please wait.
Lighting
In Green Turned
off Turned
off
The projector is in an on...

60
Troubleshooting
Regarding the indicator lamps (continued)
• When the interior portion has become overheated, for safety 
purposes, the projector is automatically shut down, and the indicator lamps 
may also be turned off. In such a case, disconnect the power cord, 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 LAMP 
indicator TEMP...