117The Setup MenuSetupMirror Lock-UpThis option is used to lock the mirror in the up positionto allow inspection or cleaning of the low-pass fi lter thatprotects the image sensor. See “Technical Notes: Caringfor the Camera” ( 185).This option is not available at battery levels of or below, while multipleexposures are being shot, or when the camera is powered by an optional MB-D200 battery pack using AA batteries. Use a fully-charged EN-EL3e battery oran optional AC adapter. If the battery runs low while the mirror is raised, a beepwill sound and the AF-assist illuminator will blink to warn you that the mirror willautomatically lower in about two minutes.Video ModeBefore connecting your camera to a video device such asa television or VCR ( 106), choose a video mode settingthat matches the video standard used in the device.Option DescriptionNTSC Use when connecting camera to NTSC devices.PALUse when connecting camera to PAL devices. Note thatnumber of pixels in output is selectively reduced, caus-ing drop in resolution.World TimeWorld Time is used to set the camera clock to the currentdate and time ( 12).The Clock BatteryThe clock-calendar is powered by an independent, rechargeable power source, which ischarged as necessary when the main batteries are installed or the camera is powered byan optional EH-6 AC adapter. Two days of charging will power the clock for about threemonths. If the icon flashes in the control panel, the clock battery is exhausted andthe clock has been reset to a time starting at 2005.01.01.00:00:00. Set the clock to the cor-rect date and time.