-LOCK-LOCK SETCODE NUMBERPRESS ACTIONCHANGETO SET4. PressCH UPor DOWN buRontoselectLOCKSETorCODENUMBER CHANGE.5. Press the ACTION button to display LOCK SET Menu.ENTERPRESSPRESS-LOCK-CODE NUMBER0-9 TO SETACTION TO EXIT6. Press 0-9 to set desired code number. The factory preset key is000.7. Press the ACTION button twice to EXIT.NOTE: Pressing the ACTION button again will return you backto the LOCK Icon.PLBY STEREO 18ST/SACHILD LOCK ONUNLOCK1. Press ACTION button to display the MAIN MENU.2. Press the Ch UP or DOWN and VOL LEFT or RIGHT button tohighlight the LOCK Icon.3. Press the ACTION button to display LOCK Menu.LOCKCODE-LOCK-CANCELNUMBER CHANGEPRESS ACTION TO EXIT4. Press the CH UP or DOWN button to select LOCK CANCEL.5. Press the ACTION button to display LOCK CANCEL Menu.ENTERPRESSPRESS-LOCK-CODE NUMBER0-9 TO SETACTION TO EXIT6. Press 0-9 and enter the set code that you prefer as your threedigit numerical pass code. The factory preset key is 000.7. If you input an incorrect code the screen will display an incorrectcode number and it will go back to LOCK CANCEL MENU.The picture and sound will now be blocked out for this channel.NOTE: Repeat the same steps to LOCK other channels youwant to be blocked out. LOCK each channel out one ata time.