Toshiba D-VR4SU Service Manual page 30

PARENTAL CONTROL - RATING LEVEL
If the stored 4 digit password in the Rating Level menu needs to be cancelled, please follow the steps below.
1. Turn Unit ON.
2. Press and hold the '7' key on the remote control unit.
3. Simultaneously press and hold the 'STOP' key on the front panel.
4. Hold both keys for more than 2 seconds.
5. The On Screen Display message 'PASSWORD UNLOCK' will appear.
6. The 4 digit password has now been cleared
NOTE: No indications on the screen when the Parental Lock is setting.
Tray cannot be opened by setting the Tray Lock, please follow the steps below.
1. Turn Unit ON.
2. Press and hold the '0' key on the remote control unit.
3. Simultaneously press and hold the 'STOP' key on the front panel.
4. Hold both keys for more than 2 seconds.
5. Press the OPEN/CLOSE key on the front panel to check the Tray Lock setting.
NOTE: No indications on the screen when the Tray Lock is setting.
To unlock the Tray Lock, please follow the steps below.
1. Turn Unit ON.
2. Simultaneously press and hold the 'PLAY' button and 'CH UP' button on the front panel.
3. Hold both keys for more than 2 second.
4. The On Screen Display message 'FACTORY INITALIZE' will appear.
5. The Tray Lock has now been cleared.
6. Turn Unit OFF.
NOTE: The above procedure will reset ALL of the player's settings to the default factory state.
4 DIGIT PASSWORD CANCELLATION
TRAY LOCK
A1-7 D-VR4SU/D-VR4SC