ts790.3 9 Adjust the power control to allow normal output power from the MAIN band. 10 Adjust the sub band volume control to a normal listening level to monitor incoming signals. 11 To place the radio in the repeater cross-band mode,press the F. switch and then press the M.IN switch. An asterisk will light in the MAIN band display for confirmation. 12 To cancel the operation,repeat step 11 and disconnect the DIN plug. 13. If the DIN plug is left in place after use,bleedover from the SUB band audio if present will be mixed with any transmitted audio. This will make your audio during TSU-5 TONE UNIT When the TSU-5 tone units are not installed,only the tone (encode) function can be used. If CTCSS is to be used it must be installed in both bands to function with the cross-band repeater mode. continued in ts790.4