Dukane 8793h 1. , 3. , 7., 6., 4. , 5.

62

Maintenance

Maintenance

A lamp has nite 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 : 456-8793H

1. Turn the projector off, and unplug the power cord.

Allow the projector to cool for at least 45 minutes.

2.

Prepare a new lamp. If the projector is mounted on a

ceiling, or if the lamp has broken, also ask the dealer to

replace the lamp.

3. Loosen the screw (marked by arrow) of the lamp

cover and then slide and lift the lamp cover to the

side to remove it.

4. Loosen the 2 screws (marked by arrow) of the

lamp, and slowly pick up the lamp by the handle.

Never loosen any other screws.

5. Insert the new lamp, and retighten rmly the

2 screws of the lamp that are loosened in the

previous process to lock it in place.

6.

While putting the interlocking parts of the lamp cover

and the projector together, slide the lamp cover back in

place. Then rmly fasten the screw of the lamp cover.

7.

Turn the projector on and reset the lamp time using

the LAMP TIME item in the OPTION menu.

In case of replacement by yourself, follow the following procedure.

Replacing the lamp

(4)

Point at the LAMP TIME using the ▼/▲ button, then press the ► button. A dialog will appear.

(5)

Press the ► button to select “OK” on the dialog. It performs resetting the lamp time.

• Please reset the lamp time only when you have replaced the lamp,

for a suitable indication about the lamp.

NOTE

►Do not touch any inner space of the projector, while the lamp

is taken out.

CAUTION

Lamp cover

(1) Press the MENU button to display a menu.

(2)

Point at the ADVANCED MENU in the menu using

the ▼/▲ button, then press the ► button.

(3)

Point at the OPTION in the left column of the menu

using the ▼/▲ button, then press the ► button.

6

3

Handle

Contents

Main Projector 8793H User's Manual (detailed) Operating Guide About this manual Contents Connecting with your devices Connecting to a power supply Introduction Features Checking the contents of package Part names R ear panel Control panel Page Setting up Arrangement Page Page Connecting with your devices Page Page Page Connecting to a power supply 1. 2. Using the security bar and slot Remote control About the remote control signal Installing the batteries 1. 3. 1. Turning on the power 2. 3. Power on/off 1. Turning off the power 2. Operating 1. Adjusting the volume 1. Temporarily muting the sound 1. Selecting an input signal 1. Selecting an aspect ratio 1. Searching an input signal 1. Adjusting the projector's elevator 1. 2. 3. Adjusting the zoom and focus 4. 5. 1. 2. 1. Adjusting the position 2. 1. Using the automatic adjustment feature 1. Correcting the keystone distortions 2. 1. Using the magnify feature 3. 4. 1. Temporarily blanking the screen 1. Temporarily freezing the screen 1. Using the menu function 2. 3. EASY MENU From the EASY MENU, items shown in the table Select an item using the / cursor buttons. Then perform it according to the following table. Page PICTURE menu Page Page IMAGE menu Page automatically set to the default. INPUT menu From the INPUT menu, items shown in the table Page Page Page SETUP menu From the SETUP menu, items shown in the table Page Page AUDIO menu SCREEN menu From the SCREEN menu, items shown in the table Page Page Page Page Page OPTION menu From the OPTION menu, items shown in the table Page Page Page Page Page SECURITY menu Enter to the SECURITY menu MyScreen PASSWORD 1 Turning on the MyScreen PASSWORD (continued on next page) 2 Turning off the MyScreen PASSWORD Page MY TEXT PASSWORD 1 Turning on the MY TEXT PASSWORD (continued on next page) 2 Turning off the MY TEXT PASSWORD 3 If you have forgotten your password MY TEXT DISPLAY MY TEXT WRITING Maintenance Replacing the lamp 1. 3. 7. 6. 4. Lamp warning HIGH TEMPERATURE HIGH VOLTAGE HIGH PRESSURE Page 9. Other care 1. 2. 1. 2. Troubleshooting Related messages Message Description Related messages (continued) Regarding the indicator lamps The projector is in a standby state. The projector is warming up. The projector is in an on state. The projector is cooling down. Regarding the indicator lamps (continued) NOTE Otherwise, set it to NORMAL. There is a possibility that the interior portion has become heated. It is time to clean the air lter. Resetting all settings Phenomena that may be easy to be mistaken for machine defects Page Page NOTE