Kenwood KDC-519 Instruction Manual page 19

When the Security Code function is activated, the code can't be
changed and tile function can't be released.
Note, tile Security Code can be set as the 4 digit number of your
choice.
1
Enter Standby
Press the [SRC] button.
Select the "ALL OFF" display.
2 Enter Menu mode
Press the [MENU] button for at least 1 second.
When "MENU" is displayed, "Security" is displayed.
3
Enter Security Code mode
Press the [!<<] or [_1] button for at least 1 second.
When "ENTER" is displayed, "CODE" is displayed.
4 Enter the Security Code
Press the [#1] -- [#4] button.
Example: If the Security Code is "3510".
Step Button #'limes pressed Display
1 [#1] 4 "3"
2 [#2] 6 "5"
3 [#3] 2 "1"
4 [#4] 1 "0"
5 Confirm the Security Code
Press the [DISP] button for at least 3 seconds.
When "RE-ENTER" is displayed, "CODE" is displayed.
6 Do the step 4 and 5 step operation, and reenter the security
code.
"APPROVED" is displayed.
The Security Code function activates.
_ When a Code different from step 4 is entered, repeat from step 4.
Press the Reset button and when it's removed from the
battery power source
1 Turn the power ON.
2 Do the step 4 and 5 operation, and enter the Security Code.
"APPROVED" is displayed.
The unit can be used.
Setting the operation check sound (beep sound) ON/OFF.
Display Settin_l
"Beep ON" Beep is heard.
"Beep OFF" Beep canceled.
1
Select Clock Adjustment mode
Press the [FM] or [AM] button.
Select the "Clock Adjust" display.
2
Enter Clock Adjust mode
Press the [!<<] or [_1] button for at least 1 second.
The clock display blinks.
3
Adjust the hours
Press the [FM] or [AM] button.
4
m19m
Adjust the minutes
Press the [!<<] or [1_1_1] b utton.
Exit Clock adjustment mode
Press the [MENU] button.