VI Basic Operations SETUP1 Preparations Before Photographing- 23 -1.1.3 Using a MouseYou can use a USB mouse with the DS-L1. Be sure to use a recommended mouse. Not everyUSB mouse is compatible with the DS-L1.While most normal operations involve left-clicking the mouse, some may require right-clicking.For icons to set a value or select a mode, left- or right-clicking the mouse button allows you toincrement or decrement a value or select items in the forward or reverse direction.• For an icon to increment or decrement a value such as the Gain icon on the CAM menuLeft-clicking the icon increases the value, while right-clicking the icon reduces the value.• For a shutter speedLeft-clicking reduces the shutter speed to increase exposure; right-clicking increases theshutter speed to reduce exposure.• For a mode-select icon, such as one to choose an exposure method on the CAM menuLeft-clicking lets you select items in the forward direction; right-clicking lets you selectitems in the reverse direction.Some functions are available only with the mouse. You will need a mouse to access all thefunctions of the DS-L1. The following functions are not accessible without a mouse:• Electronic zoom scroll• Screen scroll when split into halves• Histogram display• Pen drawing function• Text input function• Count marking function• Two-point distance measurement function (including calibration)• Superimposed position adjustment