Kenwood TK-2180 Modification Information

Also see for TK-2180: Specifications Brochure & specs Instruction manual Instruction manual Service manual

3 CONNECT THIRD PARTY OPTIONS39 Modification Information Version: 1.13 USA3.3 Man Down Switch(TK-2180/ 3180 only)You can install the Man Down Switch to the TK-2180/3180 transceivers. This section describes how to installthe Man Down Switch to the TK-2180/ 3180 transceivers.! Items Required to Install• TK-2180/3180• Man Down Switch *1*1 This section explains about the modifications when theCIMARRON CAE-1.3.3.1 Configuration of Man DownSwitch1. Prepare the Man Down Switch.2. Solder the cable on the position shown in the figure.3.3.2 Install Man Down Switch to theRear Side of PCBInstall the Man Down Switch to the front of the TX-RXPCB. You may not be able to install the Man Down Switchto the rear of the TX-RX PCB when Scrambler Board, orANI Board is already installed to the TK-2180/ 3180transceivers. Refer to “3.4.3 Installing the Man DownSwitch to the front of the TX-RX PCB”.1. Remove two screws that hold the cover.2. Insert the tweezer into the cover screw hole and pullout the cover.3. Wrap the Man Down Switch with the protective clothas illustrated.4. Solder the Man Down Switch to the TX-RX PCB (X57-6930-x0).Connect the outside wire of the Man Down Switch to“GND” and the center wire to “MDSW”.Make sure that the top of the Man Down Switch pointsdownward to the ground. Otherwise, the switch maynot work properly. You must connect the wires to theCAUTIONYOU MUST TURN THE TRANSCEIVER OFF AND THENREMOVE THE POWER CABLE BEFORE INSTALLING THEOPTION TO THE TRANSCEIVER.