Operation (Continued)

20.LOCK BUTTON (LOCK): Disables the Frequency Selector Control, UP/DOWN buttons on the front control panel and remote UP/DOWN buttons on the microphone. Pressing this switch again will re-enable the frequency selectors.

21.UP/DOWN SELECTOR: These buttons are used to increase or decrease the frequency digit above the SHF cursor on the display.

Operation (Continued)

Rear Panel

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1.ANTENNA: This jack accepts a 50 ohms coaxial cable with a PL-259 style plug.

2.CW KEY: The CW key is used for Morse Code operation. To operate connect a CW key to this jack, and place the mode switch in the CW position.

3.EXTERNAL SPEAKER: This jack accepts a 4 - 8 ohm 5W external speaker. When an external speaker is connected to this jack, the built- in speaker is disabled.

4.PA SP.: An 8 ohm, 4W PA speaker may be connected to this jack for PA operation. This feature operates by placing mode selector in PA position.

5.POWER: This socket accepts a 13.8 VDC power cable with built-in fuse. The power cord provided with the radio consists of a black wire (negative) and a red wire (positive ).

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Ranger RCI-2950DX, RCI-2970DX-50 owner manual Rear Panel