6 ENWhen to charge the batteriesWhen to charge the batteriesCharge the battery when the error message shownbelow appears.Battery EmptyError messageFlashes in redNever use any cable other than supplied orOlympus-designated USB cable. This may causesmoking or burning.The included F-2AC USB-AC adapter (hereafterreferred to as USB-AC adapter) differsdepending on the region where you purchasedthe camera. If you received a plug-in type USB-AC adapter, plug it directly into AC outlet.The included USB-AC adapter has beendesigned to be used for charging and playback.Do not take pictures while the USB-AC adapteris connected to the camera.Be sure to unplug the power plug of the USB-ACadapter from the wall outlet when the charging iscomplete or the playback ends.For details on the battery, see “Battery HandlingPrecautions” (p. 71). For details on the USB-ACadapter, see “USB-AC adapter” (p. 72).● If the indicator lamp does not light, check the USBcable and USB-AC adapter connections.● The battery can be charged while the camera isconnected to the computer via USB. The chargingtime varies depending on the performance of thecomputer. (There may be cases in which it takesapprox. 10 hours.)