JRC Alphatron SSRS, Installation And Operation Manual

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1 Installation
1.1 Microphone Unit
Figure 4: Top Mounted Figure 5: Side Mounted
1. Fasten the microphone with the attached mounting bracket to the ship, or remove the bracket and attach the steel
tube by other means.
Note The mounting bracket can be mounted to a ship by the top or the side.
Note The "Fore" direction of the microphone unit is marked with an arrow and should be pointing towards the
bow of the ship when installed.
• Caution: Install the Microphone Unit in an appropriate location and ensure the following:
• Install in a location far away from noise and any mechanical vibration sources.
• Do not install the microphone next to a sound reflective source or obstacle that may block sound from
entering the microphone unit in a straight line.
• Install the microphone unit in a typical lookout position.
2. Wire the cables from the microphone unit to a junction box suited to the environment it is placed in.
Note The cables are 3 meters long with flying leads.
3. Lay a cable from the junction box to the display unit. See Figure 38: Cable Diagram on page 43.
4. Terminate the cable in the 11 pin microphone connector at the back of the display unit when connecting the
microphone to the display unit. See Figure 36: Connection Diagram SSRA on page 41
10 | Installation