Kenwood KDC-BT7539U Instruction Manual

Also see for KDC-BT7539U: Service manual

English | 17Other FunctionsEntering Security CodeThe Security Code is required to use the audio unitwhen the unit is first used after removed from thebattery power source or the Reset button is pressed.1 Turn the power ON.2 Do the step 3 through 4 operation, and reenterthe security code.“Approved” is displayed.Now, you can use the unit.⁄• If an incorrect code is entered, “Waiting” is displayed, andthe input prohibition periods shown in the table belowis generated.After the input prohibition time lapses, “SECURITY” isdisplayed, and you can reenter the code.Number of times theincorrect code was inputInput prohibited time1 —2 5 minutes3 1 hour4 24 hoursSecurity CodeWhen Security Code is set, possibility of theftis reduced because input of Security Code isprompted to turn on the unit once it is turned off.⁄• When you activate the Security Code function, it cannot bereleased.Note, your Security Code is the 4 digit number entered inyour “Car Audio Passport” in this package.1 Select Security Code item during Menumode (In Standby mode)“Security Set” is displayed.For how to select Function Control items, refer to (page 6).2 Enter Security Code modePress the Control knob for at least 1 second.When “Enter” is displayed, “SECURITY SET” is alsodisplayed.3 Enter Security CodeOperation type OperationSelect the digits to enter Push the Control knob towards rightor left.Select the Security CodenumbersTurn the Control knob or push ittowards up or down.4 Confirm the Security CodePress the Control knob for at least 3 seconds.When “Re-Enter” is displayed, “SECURITY SET” is alsodisplayed.5 Do the step 3 through 4 operation, and reenterthe Security Code.“Approved” is displayed.The Security Code function activates.⁄• If you enter a Code different from your Security Code,you have to start over from step 3.6 Exit Security Code modePress the [FNC] button.