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DPX504U/ DPX404U/ DPX304
Clock and Other Functions
Resetting the Security Code function when the
audio unit is first used after removed from the
battery power source or the Reset button is
pressed.
1
Turn the power ON.
2 Do the step 5 through 8 operation, and enter
the Security Code.
“Approved”/ “APPROVED” is displayed.
Now, you can use the unit.
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• To deactivate the Security Code function, see the next
section <Deactivating Security Code> (page 47).
Activating Security Code
When Security Code is set, possibility of theft
is reduced because input of Security Code is
prompted to turn on the unit once it is turned off.
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• You can set the Security Code with a 4 digit number of your
choice.
• The Security Code cannot be displayed or referenced. Make
a note of the Security Code and treasure it up.
1
Select the Standby
Press the [SRC] button.
Select the “STDBY”/ “STANDBY” display.
2
Enter Function setting mode
Press the [VOL] knob.
3
Select Security Code mode
Turn the [VOL] knob and press it when the
desired item is displayed.
Select “Initial Settings”/ “INITIAL SET” >
“Security Set”/ “SECURITY SET”
4
Enter Security Code mode
Press the [VOL] knob for at least 1 second.
When “Enter”/ “ENTER” is displayed, “[–][–][–][–]”/
“CODE” is also displayed.
5
Select the digits to enter
Press the [4] or [¢] button.
6
Select the Security Code numbers
Turn the [VOL] knob.
7 Repeat steps 5 and 6, and complete the
Security Code.
8
Confirm the Security Code
Press the [VOL] knob for at least 3 seconds.
When “Re-Enter”/ “RE-ENTER” is displayed, “[–][–][–]
[–]”/ “CODE” is also displayed.
9 Do the step 5 through 8 operation, and reenter
the Security Code.
“Approved”/ “APPROVED” is displayed.
The Security Code function activates.
⁄
• If you enter the wrong Code in steps 5 through 7, repeat
from step 4.
10
Exit Function setting mode
Press the [ ] button for at least 1 second.