TB105  Set the voltage level of step gyro 
1-2:  Normal setting (factory default setting) 
2-3:  Gyro low voltage (CD56 lights at 22 Vdc or less.    However, the gyro I/F circuit of the 
JM
A-
5300MK2 operates on power supplied from the display unit even when the 
display unit is turned off.    Thus, there is no particular need to switch (although it 
will still operate if it is switched). 
 
<2> Connect the gyro signal and log signal ca
bles to t
he gyro I/F circuit (PC4201). 
 
CMJ-304D/E side  Connecting device side 
TB10 Gyro signal (synchro/step) 
TB20 Log signal (synchro/pulse) 
3 
 
<3> Set S1 to [ON]. 
 
Note:  After the power has been turned on, if the 
ra
dar video and the indicated value for the own 
ship's true bearing on the display is reversed, set switch S5-4 to [ON]. 
 
 
S4 SETTING 1 2 3 4 5  6 7 8 
ON
BSHLOG ALM 
OFF
 
ON 
GYRO SIMULATOR 
OFF 
 
ON 
LOG SIMULATOR 
OFF 
 
N.C.  (No Connection)  OFF 
 
5 SEC  ON 
GYRO ALM TIME 
0.5 SEC  OFF 
 
HDT ( NMEA (HDT/THS) )  ON 
GYRO SRC 
(Heading Sensor Source)
GYRO OFF 
 
4800 OFF OFF 
9600 ON OFF 
19200 OFF ON 
NMEA BAUDRATE 
38400 ON ON 
 
 
S5 SETTING 1 2 3 4 5 6 7 8 
STEP ON 
SYNC OFF 
 
36X ON ON 
90X OFF ON 
180X ON OFF 
RATIO 
360X OFF OFF 
 
REV ON 
GYRO SETTING 
DIRECTION
NOR OFF 
 
SYNC ON 
PULSE OFF 
 
N.C.  (No Connection)  OFF 
 
100P/30X 
ON ON 
200P/90X 
OFF ON 
400P/180X 
ON OFF 
LOG SETTING 
PULSE/NM 
800P/360X 
OFF OFF 
3-18