Kenwood DDX7017 DDX7047 - Manual (Page 71)

English | 71
Before Use Setup Menu
If you have pressed the Reset button or if you have
disconnected the Receiver from battery...
1 Enter the correct security code
0 — 9
You must enter the same security code as that you
have entered in Step 3 above.
2 Enter the security code
E n t e r
Now, you can use your Receiver.