How to reset the password of my Philips system?

The same password is used for both Parental Control and Disc Lock. Enter your six-digit password to play a prohibited disc or when prompted for a password. The default password is ?136900?. To change the password: 1. Press OK to access the change password menu. 2. Use the numeric keypad 0-9 on the remote control to enter your existing six-digit password at {Old Password.} When doing this for the first time or if you forget your existing password, key in ?136900?. 3. Enter the new six-digit password at {New Password} 4. Enter the new six-digit password again at {Confirm PWD.} 5. Press OK to confirm and exit the menu.