20 | EnglishMenu systemFunction of the KDC-MP2032/KDC-MP232/KDC-232MRIn Standby modeActivating Security CodeActivating the Security Code disables the usageof audio unit by someone else. Once the SecurityCode is activated, the entry of authorized SecurityCode is required to turn on the audio unit whenit is removed from the vehicle. Indication of thisSecurity Code activation prevents your preciousaudio unit from stealing.• Set the Security Code when the Setting> (page 23) is set to OFF.• You can set the Security Code with a 4 digit number ofyour choice.• The Security Code cannot be displayed or referenced.Make a note of the Security Code and treasure it up.1 Enter StandbyPress the [SRC] button.Select the "STANDBY" display.2 Enter Menu modePress the [MENU] button for at least 1 second.When "MENU" is displayed, "CODE SET" is alsodisplayed.3 Enter Security Code modePress the Control knob for at least 2 seconds.When "ENTER" is displayed, "CODE" is alsodisplayed.4 Select the digits to enterPush the Control knob towards [4] or[¢].5 Select the Security Code numbersPush the Control knob towards [FM] or [AM].6 Repeat steps 4 and 5, and complete theSecurity Code.7 Confirm the Security CodePress the Control knob for at least 3 seconds.When "RE-ENTER" is displayed, "CODE" is alsodisplayed.8 Do the step 4 through 7 operation, andreenter the Security Code."APPROVED" is displayed.The Security Code function activates.• If you enter the wrong Code in steps 4 through 6,repeat from step 4.Resetting the Security Code function whenthe audio unit is first used after removedfrom the battery power source or the Resetbutton is pressed1 Turn the power ON.2 Do the step 4 through 7 operation, and enterthe Security Code."APPROVED" is displayed.Now, you can use the unit.• When the Security Code function is activated, "CODESET" changes to "CODE CLR".• To deactivate the Security Code function, see the nextsection .Function of the KDC-MP2032/KDC-MP232/KDC-232MRIn Standby modeDeactivating Security CodeTo deactivate the Security Code function.1 Select Security Code modePush the Control knob towards [FM] or [AM].Select the "CODE CLR" display.2 Enter Security Code modePress the Control knob for at least 1 second.When "ENTER" is displayed, "CODE" is alsodisplayed.3 Select the digits to enterPush the Control knob towards [4] or[¢].4 Select the Seciruty Code numbersPush the Control knob towards [FM] or [AM].5 Repeat steps 3 and 4, and complete theSecurity Code.6 Press the Control knob for at least 3 seconds."CLEAR" is displayed.The Security Code function deactivates.• If a wrong security code is entered, "ERROR" isdisplayed. Enter a correct security code.