72nError MessagesThis section lists the indicators and error messages that appear in the viewfinder andmonitor.A Warning IconsA flashing d in the monitor or s in the viewfinder indicates that a warning or error messagecan be displayed in the monitor by pressing the Q (W) button.IndicatorSolutionMonitor ViewfinderLock lens aperture ringat minimum aperture(largest f/-number)B(blinks)Set lens aperture ring to minimum aperture (largestf-number).Lens not attached F/s(blinks)• Attach non-IX NIKKOR lens.• If non-CPU lens is attached, select mode M.Shutter release disabled.Recharge battery. d(blinks)Turn camera off and recharge or replace battery.This battery cannot be used.Choose battery designatedfor use in this camera.Use Nikon-approved battery.Initialization error. Turncamera off and then onagain.d/k(blinks)Turn camera off, remove and replace battery, and thenturn camera on again.Battery level is low.Complete operation and turncamera off immediately.— End cleaning and turn camera off and recharge or replacebattery.Clock not set — Set camera clock.No SD card inserted S/s(blinks)Turn camera off and confirm that card is correctlyinserted.Memory card is locked.Slide lock to “write” position.((blinks)Memory card is locked (write protected). Slide card write-protect switch to “write” position.This memory card cannot beused. Card may be damaged.Insert another card.(/k(blinks)• Use approved card.• Format card. If problem persists, card may bedamaged. Contact Nikon-authorized servicerepresentative.• Error creating new folder. Delete files or insert newmemory card.• Insert new memory card.• Eye-Fi card is still emitting wireless signal after Disablehas been selected for Eye-Fi upload. To terminatewireless transmission, turn the camera off and removethe card.