208Menu Guide—The Setup MenuLCD BrightnessTo adjust monitor brightness, highlight LCDbrightness in the setup menu ( 206) and pressthe multi selector to the right. The menu shownat right will be displayed. Press the multi selectorup to increase brightness, down to decrease. Thenumber to the right of the display indicates thecurrent bright ness level, with +2 the brightest set-ting and –2 the darkest. Press the multi selectorto the right to complete the operation and returnto the set up menu.Mirror Lock-upThis option is used to lock the mirror in the up po-sition to allow inspection or cleaning of the low-pass filter that protects the LBCAST image sensor.See “Technical Notes: Caring for the Camera andBattery” ( 240).OK0LCD brightnessSET UPOKMirror lock-upOFFOFFON Image sensor cleaningSET UPHighlight Mirror lock-up in the setup menu ( 206) and press the multiselector to the right. Press the multi selector up or down to highlight an op-tion, then press to the right to make a selection.Option DescriptionOFF Mirror functions normally.Image sensorcleaningWhen shutter is released, mirror is locked in up position and blink-ing “– – – – – – ” is displayed in top control panel. Mirror willreturn to down position when camera is turned off. To ensurepower is available to lower mirror, this option is only available whencamera is powered by EH-6 AC adapter.