24 Preference Settings
If anyone try to watch a program that is out of the basis clas- sification, the person has to enter the personal identification number. To change the number, select the Change PIN Code menu; then an input box appears. You have to enter your de- sired number twice for confirmation.
You can also restrict uses of some menus. Selecting the Ac- cess Control menu displays a list of menus that you can lock. If the Time Setting item is set to Locked, you have to enter the personal identification number to use when you have se- lected the Time Setting menu. If you enter a wrong number, you cannot use the menu. Similarly, you have to enter the per- sonal identification number when you have switched on the digital receiver if the IRD Lock item is set to Locked. IRD is another name of digital receiver. To release a shut item, set it to Unlocked.
3.5 Adjusting on-screen display
You can adjust the transparency level of
You can adjust the display time of the information box. For de- tailed descriptions about the information box, refer to § 5.1.2. To adjust its display time, select the System Setting menu and set the Info Box Display Time option as you desire. Its avail- able range is 1 to 30 seconds. If you set this option to No Info Box, the information box will not displayed when you switch over services. However, pressing 
displays the information box. If you set this option to Never Hide, the information box will always be displayed.
You can raise or lower the position of the information box. Select the System Setting menu and set the Info Box Position option as you desire. Its available range is −10 to +3 line. The more high the value is set, the more low the information box will be positioned.
