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JMA-9100/7100 Installation Manual > 4.INITIAL SETTING > 4.1 GYRO INTERFACE SETTING
6) Set jumper TB105.
Settings for TB105 are intended for the use of a low-voltage step signal.
7) Connect the gyro signal cable and the log signal cable to the terminal block.
8) Set S5 at [ON].
The gyro compass is connected to the gyro interface.
9) After the power has been turned on, conduct operation check by setting radar
image and the value of true bearing.
See Section4.6 TRUE BEARING SETTING for setting the value of true bearing.
10) If own ship's true bearing value is reversed, change S1-4.
Between 1 and 2: Normally used
Between 2 and 3: Set for the step signal of 22V or less
Table4-1： Gyro and Log Select Switches (S1 Dip Switch)
1 2 3 4 5 6 7 8
GYRO SIG
STEP ON
SYNC OFF
360X OFF OFF
180X ON OFF
90X OFF ON
36X ON ON
DIRECTION REV ON
NOR OFF
LOG SIG
TYPE SYNC ON
PULSE OFF
PULSE
PULSE/NM
Don't care OFF
800P／360X
OFF OFF
400P／180X
ON OFF
200P／90X
OFF ON
100P／30X
ON ON
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