16. Memory Lock

The MX-500TMhas an internal memory lock system that retains all of the programs and learned functions for an extended period in the event of battery loss.

17. Glossary

Backlight: A feature that illuminates the LCD screen or keypad for use in low light or dark conditions.

Battery type: The MX-500TMuses 4 standard disposable alkaline AAA batteries, or the new rechargeable alkaline batteries.

Codes: Can refer to either the numeric codes needed to program a preprogrammed remote control, or the actual infrared signals transmitted by remote controls to devices.

Component: See device.

Contrast: Either an arbitrary description of how "clear" an LCD screen is for viewing, or a specific adjustment that allows you to customize the screen's visible characteristics.

Delay: Usually a pause placed between two steps in a macro. Delays may be required in order for some devices to properly sense two separate commands, or may be used to wait for a device to finish powering up. The MX-500TMallows you to change that delay.

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Radio Shack MX-500TM manual Memory Lock, Glossary, Component See device