Hitachi CP-SX5500W, Service Manual

Page: 21 / 64

21
CP-SX5500W
Replacing the Lamp
1. Switch the projector OFF, remove the power cord from the power outlet,
and wait at least 45 minutes for the unit to cool.
2. Prepare a new lamp.
3. Check that the projector has cooled suffi ciently, and gently turn it upside
down.
4. Loosen the two screws as shown in the diagram, and remove the lamp
cover.
5. Loosen the two screw, and gently remove the lamp while holding the
grips. Touching the inside of the lamp case may result in uneven coloring.
6. Install the new lamp and tighten the two screw fi rmly. Also steadily push
the opposite side of the screwed lamp into the unit.
7. Replace the lamp cover in position and tighten the screw fi rmly.
8. Gently turn the projector right-side up.
CAUTION
Ensure that screws are tightened properly. Screws not
tightened fully may result in injury or accidents.
Do not use the projector with the lamp cover removed.
Resetting the Lamp Timer
Reset the lamp timer after replacing the lamp. When the lamp has been replaced after the LAMP indicator is red, or
the CHANGE THE LAMP message is displayed, complete the following operation within ten minutes of switching
power ON. The power will be turned off automatically in over 10 minutes.
1. Switch power ON, and press the RESET button, for approximately three seconds. The ‘LAMP xxxx hr’ message
will appear on the lamp timer on the bottom of the screen.
2. Press the MENU button on the remote control transmitter, or the RESET button on the control panel, while the
lamp timer is displayed. The ‘LAMP xxxx 0 CANCEL’ message will then appear.
3. Press the and select 0, and wait until the timer display is cleared.
NOTE:
Do not reset the lamp timer without replacing the lamp. Reset the lamp timer always when replacing the lamp. The
message functions will not operate properly if the lamp timer is not reset correctly.
An air filter is attached to the optional lamp. Replace the filter after replacing the lamp.