Saturday, June 25, 2016

Christie LW400 – How to replace the lamp – How to reset lamp hour – How to replace the filter – How to reset air fitter timer – How to replace the Backup battery - Projector repair and Service

Christie LW400

Replacing the lamp
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 the lamp cover to the side to remove it.
4. Loosen the 3 screws (marked by arrow) of the lamp, and slowly pick up the lamp by the handles.
5. Insert the new lamp, and retighten firmly the 3 screws of the lamp that are loosened in the previous process to lock it in place.
6. Slide the lamp cover back in place and firmly fasten the screw of the lamp cover.
LAMP HOUR RESET
Turn the projector on and reset the lamp time using the LAMP TIME item in the OPTION Menu (45).
(1) Press the MENU button to display a menu.
(2) Point at the “Go to Advanced Menu …” in the menu using the DOWN/UP button, then press the RIGHT button.
(3) Point at the “OPTION” in the left column of the menu using the DOWN/UP button, then press the RIGHT button.
(4) Point at the “LAMP TIME” using the DOWN/UP button, then press the RIGHT button. A dialog will appear.
(5) Press the UP button to select “RESET” on the dialog. It performs resetting the lamp time.
Air filter
1.Turn the projector off, and unplug the power cord. Allow the projector to sufficiently cool down.
2.Use a vacuum cleaner on and around the filter cover.
3.Pull the filter cover knobs while lifting it, to take the filter unit off.
4.Use a vacuum cleaner for the filter vent of the projector and both sides of the filter unit.
If the filters are damaged or too soiled, replace them according to the following procedure number 5 to 7. Otherwise, please jump to the procedure number 8.
5.Pull the filter frame’s knob up while holding the filter cover to remove the filter frame, then take the filters out.
6.Set new filters where former filters were. Put the larger meshed filter into a filter cover first. Then put the finer meshed filter on the larger meshed one.
7.Put the filter frame back where it was.
8.Put the filter unit back into the projector.
FILTER TIMER RESET
9.Turn the projector on and reset the filter time using the
FILTER TIME item in the EASY MENU
(1) Press the MENU button to display a menu.
(2) Point at the “FILTER TIME” using the DOWN/UP button, then press the RIGHT button. A dialog will appear.
(3) Press the UP button to select RESET on the dialog. It performs resetting the filter time.
Internal clock battery
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 indicated “OPEN” using such as coins. Then the battery cover will come up. While removing the battery cover, pick its knob.
4. Take the old battery out.
Press the metal claw of the battery holder. Then the battery will come up. Remove the battery.
5. Put a new battery in.
Replace battery with HITACHI MAXELL, Part No.CR2032 only.
Use of another battery may present a risk of fire or explosion.
Insert a new battery in the battery holder according to its minus terminal – as indicated in the battery holder, so that the side marked by + is facing. And push the battery into the battery holder fully to fix.
6. Close the battery cover.
Replace the battery cover in place, then turn it in the direction indicated “CLOSE” using such as coins, to fix.