3.12  CONNECTING TO OTHER DEVICES 
 
 
The radar JMA-5300MK2 can be equipped with the following options: 
 
•  Out
put for sub display unit (including operation analyzer) 
•  Radar buoy   
•  When used as a sub display unit for other radar equipment 
3 
 
1)  Output for sub display unit 
  The slave output includes th
e 
following signals: 
 
- Video signal (50 ohm termination) 
- Trigger signal (180 ohm termination) 
- Rotation signal (open collector output) 
 
•  V
ideo signal   
Co
nnect the video signal line to the following terminals located on the terminal board: 
 
TB4302-VDO 
TB4302-VDOE (return) 
 
The video signal is a negative signal and the wave form is as follows: 
 
2V 
 
 
•  Trigger signal 
Co
nnect the trigger signal line to the following terminals located on the terminal board: 
 
TB4302-TRGO (TTL output) 
TB4302-TRGOE (return) 
 
The trigger signal is a positive signal and it takes app
r
oximately 6u seconds from the startup to the 
video signal. 
 
4V
 
3-22