8.3    PERFORMANCE CHECK 
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[II] Sensor Test 
 
Checks for signals from the antenna. 
 
Safet
 Switch    Antenna’s safet
 switch check 
AZI Pulse  Antenna rotation si
nal check 
HL Pulse   Headin
 line si
nal check 
MH Current  Check on the load current of hi
h volta
e in the modulator 
Tri
er  Radar tri
er si
nal check 
Video  Radar video check 
 
 
  Procedure    1  Press [2] key while the Self Test menu 
is open. 
 
The Sensor Test menu will appear. 
When no abnormality is found, OK is displayed. 
When an abnormality is found, NG is displayed. 
In standby,  㸨㸨  will appear. 
 
 
 
 Exit   1  Press [RADAR MENU] key. 
 
The menu will be closed. 
 
 
 
 
  [III] Check of Communication Lines (Line Test) 
 
Check communication with operational devices and external navigators. 
 
MTR    Check on connection with the transmitter-receiver 
NSK  Check on connection with the NSK unit 
GPS Compass  Check on connection with the GPS compass 
COM1  Check on connection with COM1 
COM2  Check on connection with COM2 
COM3  Check on connection with COM3 
COM4  Check on connection with COM4 
Plotter Ke
  Check on connection with Plotter Ke
. 
 
 
  Procedure    1  Press [3] key with the Self Test menu 
open. 
 
The Line Test menu will appear. 
When no abnormality is found, OK is displayed. 
When an abnormality is found, NG is displayed. 
 
The status display field of equipment not 
connected is  㸨㸨. 
 
 
 
 Exit   1  Press [RADAR MENU] key. 
 
The menu will be closed.