62Advanced GuideBasic Guide1 Camera Basics2 Auto Mode /Hybrid Auto Mode3 Other Shooting ModesTv, Av, and M Mode6 Playback Mode7 Wi-Fi Functions8 Set-Up Menu9 Accessories10 AppendixIndex4 P Mode5 Tv, Av, M, and C ModesBefore Use● In [ ] mode, exposure is locked when you press the shutterbutton halfway. In [ ] [ ] [ ] modes, the exposure is notlocked when you press the shutter button halfway and is notdetermined until the moment you shoot the picture.● This can also be adjusted by choosing [Metering mode] on the[ 3] tab of the menu (= 32).Changing the ISO SpeedStill Images Movies● Press the [ ] button, turn the [ ] dial tochoose the ISO speed, and then pressthe [ ] button.● The option you configured is nowdisplayed.AUTOAutomatically adjuststhe ISO speed to suitthe shooting mode andconditions.100, 125, 160, 200 For shooting outdoors infair weather.250, 320, 400, 500, 640, 800 For shooting in cloudyconditions, or at twilight.1000, 1250, 1600, 2000, 2500, 3200,4000, 5000, 6400, 8000, 10000, 12800For shooting nightscenes, or in dark rooms.Shooting sensitivity increases as the ISO speed goes up. The lower thespeed, the lower the sensitivity.● AE: Auto Exposure● After the exposure is locked, you can adjust the combinationof shutter speed and aperture value by turning the [ ] dial(Program Shift).Changing the Metering MethodStill Images MoviesAdjust the metering method (how brightness is measured) to suit shootingconditions as follows.● Press the [ ] button, choose [ ] in themenu, and choose the desired option(= 31).● The option you configured is nowdisplayed.EvaluativeFor typical shooting conditions, including backlitshots. Automatically adjusts standard exposure tomatch the shooting conditions.PartialmeteringEffective when the background is much brighterthan the subject due to backlighting, etc. Metering isrestricted to within the circular frame (Spot AE Pointframe) displayed in the center of the screen.SpotFor metering a specific spot of the subject or scene.Metering restricted to within the circular frame (SpotAE Point frame), displayed in the center of thescreen.CenterWeightedAvg.Determines the average brightness of light acrossthe entire image area, calculated by treatingbrightness in the central area as more important.