very good manual, with detail and clarity in esquematic diagrams and waveforms .
Text excerpt from page 105 (click to view)
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7.7 PARENTAL CONTROL-RATING LEVEL
4 DIGIT PASSWORD CANCELLATION
If the stored 4 digit password in the Rating Level menu needs to be cancelled, please follow the steps below. 1. 2. 3. 4. 5. 6. Turn Unit ON. Press and hold the '7' key on the remote control unit. Simultaneously press and hold the 'STOP' key on the front panel. Hold both keys for more than 2 seconds. The On Screen Display message 'PASSWORD UNLOCK' will appear. The 4 digit password has now been cleared
A
NB: No indications on the screen when the Parental Lock is setting.
B
7.8 TRAY LOCK
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.
C
To unlock the Tray Lock, press 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. The Tray Lock has now been cleared. 6. Turn Unit OFF. NOTE: No indications on the screen when the Tray Lock is setting.
