30Sensing area setting for backlight compensationIf backlight compensation does not function desirably in the PRESET ON mode, use the PRE-SET OFF mode, mask too bright areas manually and perform backlight compensation.**ALC CONT**BACK LIGHT COMPPRESET OFFPEAK MODE OFFMASK SETOLEVEL ···I···128- +RET TOP END**ELC CONT**BACK LIGHT COMPPRESET OFFPEAK MODE OFFMASK SETOLEVEL ···I···128- +RET TOP END"ALC CONT" screen"ELC CONT" screenMask setting screenStep 1Move the cursor to "PRESET" and use left orright button to select "OFF".Step 2Move the cursor to "MASK SET" and pressthe setting button to call up the mask screen.The mask setting screen shows 48-splitareas and blinks the top and far left splitarea.Step 3Mask bright areas in the background.q Move the blinking portion to the area tobe masked with use of the right or leftbutton.w Press the setting button to mask thearea. When the blinking portion is pres-ent on the masked area, the maskedarea is displayed with horizontal stripesand white alternately.When the blinking portion is present onother areas, the masked area becomeswhite.e Repeat the operation w describedabove until masking is completed, andhold down the setting button for 2 sec-onds or more to resume the "ALC CONT"or "ELC CONT" screen.To cancel the masking, move the blinkingportion to the masked area and press thesetting button.Step 4To change the video output level (image con-trast), move the cursor to "LEVEL" and adjustthe level with use of the right or left button.**ALC+CONT**BACK LIGHT COMPPRESET OFFPEAK MODE OFFMASK SETOLEVEL ···I···128- +RET TOP END"ALC+CONT" screen