TM 1-1510-225-10 3A-10 16.   Cursor   field   value knob   –  Select AM   or   FM.      Transmit   frequency (TX FREQ) page will appear. 17.   # Key – Press. 18.   Keypad – Enter frequency. 19.   Enter knob – Press. 20.   Number   2  key   –  Press  to  enter transmit frequency. Transmit Tone (TX TONE) page will appear. 21.   Cursor   movement   knob   –  Place cursor under last dot. 22.   Cursor    field    value    knob    –   Set desired value. 23.   Number   2  key   –  Press  to  select transmit  tone.    Advanced  features page will appear. 24.   Number  2 key – Press if advanced features    are    not    required    and proceed to step 52. 25.   Number  3 key – Press if advanced features  are  required.    DISPLAY FREQ page will appear. NOTE If  NO  is  selected,  asterisks  (*)  will  appear for   the   preset   channel   frequency   during operation. 26.   Cursor    value    knob    –    Turn    to display YES or NO. 27.   Number   2  key   –  Press  to  select option.    Receive  only  (RX  ONLY) page will appear. 28.   Cursor    value    knob    –    Turn    to display YES or NO. 29.   Number   2  key   –  Press  to  select option.    Receive  type  (RX  TYPE) page will appear. 30.   Cursor value knob  – Turn to select transceiver type. NOTE Only the RT-5000 transceiver is available. 31.   Number   2  key   –  Press  to  select option.  Receive Channel Discrete (RX CMDS) page will appear. NOTE Channel discretes are a combination of five electronic switches that can be programmed   to   be   activated   with   each guard   or   main   channel   (transmit   can   be different   from   receive).      There   are   five transmit and receive discretes assigned to each transceiver.  Outputs control external interfaces     such     as     antenna     switching, external encoder or decoder enable/disable functions,    or    any    external    function    or equipment    switching    associated    with    a given channel. 32.    Cursor   movement   knob   –  Place cursor   under   appropriate   space.   Switch  #1  is  in  far  right  position and switch #5 is in far left. 33.   Cursor value knob  – Turn to select value for each switch (1 = ground, 0 = open circuit). 34.   Number   2  key   –  Press  to  select switch    configuration.        Transmit Channel Discrete (TX CMDS) page will appear. 35.   Cursor   movement   knob   –  Place cursor   under   appropriate   space.   Switch  #1  is  in  far  right  position and switch #5 is in far left. 36.   Cursor value knob  – Turn to select value for each switch (1 = ground, 0 = open circuit). 37.   Number   2  key   –  Press  to  select switch    configuration.        TX    PWR (transmit power) page will appear. 38.   Cursor  field  value  knob   –  Turn  to select HI or LO. 39.   Number   2  key   –  Press  to  select option. Second Intermediate Frequency Injection (2ND IF  INJECTION) page will appear. NOTE Intermediate  Frequency  (IF)  injection  is  a function that eliminates interfering signals from the applicable IF range.