See also:

Universal Serial Bus (USB) memory (if so equipped)
This system supports various USB memory sticks, USB hard drives and iPod players. There are some USB devices which may not be supported with this system. ● Make sure that the USB device i ...

Clock
The following display will appear after pressing the SETTING button, then selecting the “Clock” key. On-screen Clock: When this item is enabled (indicator light illuminated), a clock is alw ...

Battery
● Keep the battery surface clean and dry. Clean the battery with a solution of baking soda and water. ● Make certain the terminal connections are clean and securely tightened. ● ...