7. Service Mode7.11.3 Constant Light Output (Optional)The CLO menu item will be greyed out when this option is not installed.What can be done?In a multichannel setup, due to tolerances on the lamps and optical components (e.g. lenses), or due to the different positions ofthe projectors in relation to the screen, there will always be a difference in light output between the projectors.Within this menu it is possible to track and maintain the brightness level of each projector, the projector will deliver a Constant LightOutput = CLO.How to set up a CLO system?CLO levels in Multichannel setups are controlled through RS232 by e.g. the xRACU™ Master Control Unit.Overview of the CLO menuFollowing ’Adjustable’ parameters are available in the CLO menu:• Tracking Interval: this parameter will determine the time between each Light Measurement.• Following Tracking Intervals are available:- 8s- 16s- 32s- 64s- 128s• Target Light Value: this parameter will set the desired Constant Light Output Value.Following parameters can be consulted to start up or maintain a setup with projectors running in CLO mode:• light value: this parameter will display the current Light Output Value measured by the Light Sensor.• tracking in range: CLO is running in optimal conditions when this parameter indicates [YES].• measuring in range: CLO is running in optimal conditions when this parameter indicates [YES].How to use the CLO menu?1. Push the cursor key ↑ or ↓ to highlight CLO. (menu 7-27)2. Press ENTER to select.The CLO menu will be displayed.3. Push the cursor key ↑ or ↓ to highlight Target Light Value and press ENTER to select. (menu 7-28)4. Use the cursor keys ← or → in combination with the numeric keys to enter the Target Light Value, e.g. 8000, and press ENTERto confirm.5. Push the cursor key ↑ or ↓ to highlight Tracking Interval and press ENTER to select. (menu 7-29)6. Use the cursor keys ← or → to select the desired Tracking Interval, e.g. 16s, and press ENTER to activate. (menu 7-30)Note: The Motorized Dimming menu item is greyed out when CLO is active.DIMMINGLAMP DIMMINGMOTORIZED DIMMINGCLOSelect with ↑ or ↓then to returnMenu 7-27CONSTANT LIGHT OUTPUTTRACKING INTERVAL [OFF]TARGET LIGHT VALUE 8000_______________________STATUSlight value 931tracking in range [YES]meas. in range [YES]Select with ↑ or ↓then to returnMenu 7-28CONSTANT LIGHT OUTPUTTRACKING INTERVAL [OFF]TARGET LIGHT VALUE 8000_______________________STATUSlight value 931tracking in range [YES]meas. in range [YES]Select with ↑ or ↓then to returnMenu 7-29CONSTANT LIGHT OUTPUTTRACKING INTERVAL [16s]TARGET LIGHT VALUE 8000_______________________STATUSlight value 931tracking in range [YES]meas. in range [YES]Select with ↑ or ↓then to returnMenu 7-30126 R5976420 BARCOREALITY SIM 6 ULTRA 14052003