JRC JSS-2250 Instruction Manual page 20

4. OPERATION
4.1 Operation overview
4.1.1 Operation of the controller ....................................................................................
4.1.2 Operation of the data terminal .............................................................................
4.2 Basic communications procedure
4.2.1 Turning on the power
4.2.2 Turning off the power/ Putting into sleep mode ...................................................
4.2.3 Communicating in radiotelephone mode
4.2.4 Communicating in CW mode
4.2.5 Receiving AM broadcasts ....................................................................................
4.2.6 Communicating in telex mode (TLX)
4.2.6.1 ARQ mode operation
4.2.6.2 CFEC mode operation
4.2.6.3 SFEC mode operation
4.2.6.4 Editing telex messages ................................................................................
4.3 Setting the radio
4.3.1 Setting the communication frequencies
4.3.2 Setting the communication channels
4.3.3 Setting the automatic gain control (AGC)
4.3.4 Setting the noise reduction (NR)
4.3.5 Setting the attenuation (ATT)
4.3.6 Setting the clarifier ...............................................................................................
4.3.7 Setting the squelch level
4.3.8 Setting the CW bandwidth ...................................................................................
4.3.9 Scanning the Rx frequencies
4.3.10 Reducing the Tx power
4.3.11 Setting the antenna tuning power
4.3.12 Setting the Auto Tune Start (ATS) function ..........................................................
4.4 Basic DSC operations .................................................................................................
4.4.1 Routine calls to an individual station
4.4.2 Routine calls to a group of ships
4.4.3 Receiving routine calls
4.5 Emergency calls (DSC safety/urgency/distress calls) ................................................
4.5.1 Safety calls
4.5.1.1 Individual calls
4.5.1.2 Area calls
4.5.1.3 Other features of the safety calls (position request/test) ...............................
4.5.1.4 Receiving safety calls
4.5.2 Urgency calls
4.5.2.1 Individual calls
4.5.2.2 Area calls
4.5.2.3 Special calls (medical transport/neutral ship)
4.5.2.4 Receiving urgency calls
4.5.3 Distress calls
4.5.3.1 Quick distress calls
4.5.3.2 Distress calls from the menu
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