Change The Lamp Power Percentage; Use Lamploc To Adjust The Lamp Position; Manually Adjust The Lamp Position; View Lamp Information - Christie CP4230 User Manual

Section 5: Cinema Projector Operation

5.6.2 Change the Lamp Power Percentage

Entering a new Lamp Power percentage temporarily disables LiteLOC settings.
1. Tap Menu > Advanced Setup > Lamp Power/LiteLOC Setup.
2. Increase or decrease the Power % value.
5.6.3 Use LampLOC
To ensure optimal lamp performance and peak brightness at the screen for the life of the lamp, use LampLOC
to adjust the lamp position when you install a new lamp in the cinema projector. After making the adjustment,
the lamp is well-centered and distanced correctly from the remainder of the illumination system. Before
adjusting LampLOC
• The lamp must be ON and the douser (shutter) OPEN during adjustment. A 10-minute warm-up is recom-
mended. Ensure to follow all the criteria specified in
• Perform a white test pattern. This is recommended to allow you to view LampLOC
To automatically adjust LampLOC
1. Tap Menu > Advanced Setup > LampLOC™ Setup.
2. Tap Do Auto.

5.6.4 Manually Adjust the Lamp Position

1. On the Main screen of the TPC, tap the test patterns button.
2. Tap RGB-12bit-Full Screen White.
3. Mount a light meter on a tripod and center it with the lens. The distance from the lens does not matter. You
may need an attenuator or an internal foil aperture.
4. Tap Menu > Advanced Setup > LampLOC™ Setup.
5. Tap the directional arrows to adjust the value displayed in the Z field. The brightness reading in front of the
lens should be maximized.
6. Tap the directional arrows to adjust the values displayed in the X and Y fields. The brightness reading in
front of the lens should be maximized.
7. Repeat Steps 5-6, but take your readings at the screen instead of at the lens.
8. Run LiteLOC™ or LampLOC™ if required.

5.6.5 View Lamp Information

To view information on the lamps previously installed in the cinema projector, or to add a new lamp:
Tap Menu > Advanced Setup > Lamp History.

5.6.6 Receive an Alarm when a Lamp Reaches Its Expiry Date

To receive an alarm when the lamp reaches its operational limit:
1. Tap Menu > Administrator Setup > Preferences.
2. Tap Lamp Expiry in the Alarm Triggers area.
5-4
™ to Adjust the Lamp Position
, ensure the following criteria are met:
™
:
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Section 5.1 Turn the cinema projector On.
progress on-screen.
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CP4230 User Manual
020-100621-03 Rev. 1 (05-2014)
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