15BEFORE OPERATIONVOLUMEON-OFFD.ZOOMKEYSTONEVIDEOMENUMUTEP-TIMERNO SHOW FREEZEAUTO IMAGE NORMALCOMPUTERLOCKMUTE BUTTONUsed to mute sound.(P21)NO SHOW BUTTONUsed to turn the pictureinto black image. (P21)AUTO IMAGE BUTTONUse to operate AUTOIMAGE function. (P27)VOLUME BUTTONUsed to adjust volume.(P21)D.ZOOM BUTTONUsed to select DIGITALZOOM mode and resizethe image. (P28)KEYSTONE BUTTONUsed to correct thekeystone distortion.(P20, 28, 30)FREEZE BUTTONUsed to freeze the picture.(P21)NORMAL BUTTONUsed to reset to normalpicture adjustments presetby the factory. (P26, 31)
