- 17 -Switches2134567POWERMAKEG tally selector switch (SW6)Refer to the diagram at right andselect the desired switchposition.4-20dB0dBMIC1 selector switch (SW7)Refer to the diagram at right andselect the desired switchposition.5-20dB0dBMIC2 selector switch (SW8)Refer to the diagram at right andselect the desired switchposition.60dB-20dBPGM1 selector switch (SW9)Refer to the diagram at right andselect the desired switchposition.7BS AUDIO boardENG RTS LOADON/OFF switch(SW1) ON OFF4WRTS2W12-lines / RTS /4-lines selectorswitch (SW2)2Switches 1 and 2 are used to connect the intercom systemusing the COMMUNICATION connector (see page 7). Fordetails on the settings, refer to the intercom system selectiontable below.Intercom system SW1 SW22W (two-wire system) ON 2W4W (four-wire system) ON (Note 1 ) 4W ( Note 1)RTS system OFF (Note 2) RTSPOWERMAKER tally selector switch (SW5)Refer to the diagram at right andselect the desired switchposition.3Note 1: When the unit is not going to be connected to the intercom system,set SW1 to ON and SW2 to 4W. (These are the factory settings.)Note 2: When there is absolutely no RTS load in the entire intercom system,set SW1 to ON and use the RTS load function inside the unit.Intercom system selection tableSetting the board switch positionsThe diagrams show the factory settings.