163Technical NotesError MessagesThe following table lists the error messages and other warnings displayed in themonitor, as well as the solutions for dealing with them.Display Problem Solution AO (blinks) Clock not set. Set date and time. 143B Battery running low. Prepare to charge orreplace battery.16NBattery exhausted.Battery exhausted. Charge or replace battery. 16PBattery temperaturehighBattery temperature ishigh.Turn off camera, and allowbattery to cool downbefore resuming use. Afterfive seconds, this messagewill disappear, the monitorwill turn off, and thepower-on lamp and flashindicator will blink rapidly.18Q (● blinks red) Camera cannot focus. • Refocus.• Use focus lock.30, 3155PPlease wait for thecamera to finishrecording.Camera cannot performother operations untilrecording is complete.Wait until message clearsfrom display automaticallywhen recording is complete.Do not open the battery-chamber/memory card slotcover during recording.–NMemory card is writeprotected.Write-protect switch is in“lock” position.Slide write-protect switchto “write” position.25PThis card cannot beused.Error accessing memorycard.• Use approved card.• Check that terminals areclean.• Confirm that memorycard is correctly inserted.1582424PThis card cannot beread.PCard is not formatted.Format card?Yes NoMemory card has not beenformatted for use inCOOLPIX S70.Formatting deletes all datastored on the memorycard. Be sure to select Noand make copies of anypictures which need to bekept before formatting thememory card. Tap Yes toformat.25