E-14Power SupplyUsing the AC AdaptorMake sure that you use only the AC adaptor specified forthis keyboard.Specified AC Adaptor: AD-5[Rear Panel]Note the following important precautions to avoid damageto the power cord.During Use• Never pull on the cord with excessive force.• Never repeatedly pull on the cord.• Never twist the cord at the base of the plug or connector.• The power cord should not be stretched tight while it isin use.During Movement• Before moving the keyboard, be sure to unplug the ACadaptor from the power outlet.During Storage• Loop and bundle the power cord, but never wind itaround the AC adaptor.IMPORTANT!• Make sure that the keyboard is turned off beforeconnecting or disconnecting the AC adaptor.• Using the AC adaptor for a long time can cause it tobecome warm to the touch. This is normal and does notindicate malfunction.DC 9V jack AC adaptor AD-5AC outletAuto Power OffWhen you are using battery power, keyboard power turnsoff automatically whenever you leave it on withoutperforming any operation for about 6 minutes. When thishappens, press the POWER button to turn power back on.NOTE• Auto Power Off is disabled (it does not function) whenyou are using the AC adaptor to power the keyboard.To disable Auto Power OffHold down the TONE button while turning on the keyboardto disable Auto Power Off.NOTE• When this function is turned off, the keyboard does notturn off automatically no matter how long it is left withno operation being performed.• Auto Power Off is enabled again when you manuallyturn off power and then turn it back on again.Memory ContentsRegistration memory contents, recorder memory contents,and song bank data you transfer from a computer to keyboardmemory are all retained when the keyboard is turned off,either by pressing the power button or by Auto Power Off.Electrical PowerThe memory contents described above are retained as longas the keyboard is being supplied with electrical power.Unplugging the AC adaptor when batteries are not loadedor when loaded batteries are dead cuts off the keyboard’selectrical power supply. This clears all data stored in memory.Power RequirementsNote the following precautions whenever you want to ensurethat current memory contents are not lost.• Make sure the keyboard is being supplied power throughthe AC adaptor before replacing its batteries.• Before unplugging the AC adaptor, make sure that freshbatteries are loaded in the keyboard.Make sure that keyboard power is turned off before replacingbatteries or unplugging the AC adaptor.CTK810IN_e_08-19.p65 07.4.10, 3:47 PM14