I HAVE A ZETRON ZR340 CONNECTED TO 2 MOTOROLA M120 RADIOS WITH STRAIGHT 16PIN CABLES TO TX AND RX . I HAVE THE PROGRAMMING MANUAL FOR THE ZR340 THE DEFAULT PASSWORD IS 12123 , BUT I STILL CANT GET INTO THE MODE TO SETUP FOR REPEATER USE . I ASSUME I DONT HAVE THE RITE PASSWORD . I WAS GIVEN THE ...