86. Refit the rear cover and replace the cover screws, tightening them carefully. Do notovertighten the screws.The control head can now be installed as follows:1. Mount the bracket for the control panel on a flat surface using the self-tapping screwssupplied.2. Place the control head in the bracket, position it for a good viewing angle, and fit the 2screws to secure it in place.Microphone ClipThe microphone clip must be earthed (to the negative supply line) if hookswitch control ofmonitoring, scanning or call termination is to operate. Refer to the radioís operating instruc-tions to confirm requirements.Ensure that the microphone clip is mounted in a position where the microphone PTT key cannotbe inadvertently activated or jammed on.Installation Checks1. Plug the microphone into the socket on the lower left-hand corner of the radioís frontpanel. Push the cable grommet into the rectangular aperture in the panel.2. Insert the fuses into the power lead.3. Switch on the radio and confirm that it is operational.4. Connect an in-line power meter between the radio and the antenna and measure the for-ward and reflected power levels. Less than 1W should be reflected for 25W forward power.If this is not achieved, check the installation ñ including antenna length.5. Make a call to another party on the radio (as described in the operating instructions).Tait Electronics has made every effort to ensure the accuracy of information in this manual.However, Tait Electronics reserves the right to update the radio and / or this manual with-out notice.