NRP1000 Series IP Phone User ManualNew Rock Technologies, Inc. 5-43Table 5-23 Function Key parameters settingName DescriptionScreen ConfigurationContrast Sets the contrast of the screen.Enable Backlight Turns the backlight on or off.Line Key SettingsIn this part, you can set the Line: select Auto, SIP1, SIP2 or IAX2 in function key type. After you set it, youpick up handset or hands-free, press this function key, and then you can use the corresponding SIP line.Function KeySettingskey Shows the function key's serial number.Type Memory Key: settings can be stored in key storage for each number, the standby oroff-hook, selects the function keys on the keyboard can call this number.Line, sets the dial mode (Auto, SIP1, SIP2, IAX2).Key Event functions, monitor state.DTMF: In the call, sends DTMF.URL: You can input remote book url.Value Sets the type parameter values.Line Chooses the lines for this feature.Subtype Selects the function parameters Key Event and Memory Event.Pickup Number Please input the pickup number When SubType is BLF or presence.NOTE:Memory keys can be configured as follows:Speed Dial function, through the configuration of the key corresponding to the number of ways as shownbelow.User can press the F1 key to allocate this number by line1 line.Intercom function, you can press this key in standby to automatically answer the call and make each other.User can be configured in accordance with push to talk function the way: 4116 was the other number; Thenpress the standby button to automatically answer the call 4116.key can be configured through the following events:For example:5.7.2 EXT KEYEXT key has the same usage with the Function key. The IN port of the extension board is connected tothe phone and the OUT port is connected to another extension board. If there is only one extensionboard, the power supply is not needed; if there are more than one extension board, the first board needsto connect to a 5V power supply through the RJ-45 direct connector.