-34-to enter the service modeTo enter the “Service Mode”, press and hold the MeNu and SeLect button for more than 3 seconds, or press andhold the MeNu button on the remote control for more than 0 seconds. The service menu appears on the screenas follows.to adjust service dataSelect the adjustment group no. by pressing the MeNu button (increase) or SeLect button (decrease), and selectthe adjustment item no. by pressing the pointer e or d button, and change the data value by pressing the 7 or 8button. Refer to the “Service Adjustment Data Table” for further description of adjustment group no., item no. anddata value.to exit the service modeTo exit the service mode, press the oN/StANd-BY button.Service Adjustment Menu OperationEnabling/Disabling the Wind Sensor FunctionWhen the Main Board is replaced with new one, the projector detects the clogged filter and rolls up the filter untilit ends because the wind sensor setting value in the memory IC on the new board is not setup correctly. To avoidthis operation, disable the wind sensor function temporarily following to the procedure below.1. Enter the service mode, select group no. "240" and item no. "2". Change data value from "1" to "0". Now thefunction of wind sensor is disabled.. After completing the "Fan driving voltage adjustment", set up to enable the function of the wind sensor. (Groupno. "240" , Item no. "2", Data value is set to "1")3. Execute the adjustment "Filter calibration".AdjustmentService ModeInput Input 1Image StandardGroup No. Data0 0 32Ver. 1.00Data valueItem No.Group No.FirmwareVersion No.