JRC JMA-3300 Series Installation Manual page 55

3.8 CONNECTING TO THE GYRO AND ELECTROMAGNETIC LOG (NSK UNIT SETTING)
S5 SETTING TABLE
TYPE
RATIO
DIRECTION
TYPE
N.C.
PULSE
Speed log switch setting
1 This radar's compatible standard speed logs are the following eight types:
Pulse type: 800 pulses/NM, 400 pulses/NM, 200 pulses/NM, 100 pulses/NM
Synchro type: 360X/NM, 180X/NM, 90X/NM, 30X/NM
Set the S5 GYRO/LOG select switch according to the S5 setting table.
2 Connect the speed log signal input line to TB20.
To do so, for the pulse type, connect the line to the PULSE side and, for the synchro
type, connect the line to the SYNC side. With respect to the positive (+) and
negative (-) sides, when the pulse type is selected, the negative (-) side is the ground.
 Setting of JMA-3300
 Heading Equipment Setting
For details of operations, refer to "4.1 OPENING THE ADJUST MENU" "4.7.2
HEADING EQUIPMENT".
1 Hold down the [MENU] key.
"Code Input" screen appears.
2 Input "0" using the cursor keys, then press the [ENT] key.
"Adjust Menu" screen appears.
3 Press the cursor keys to select I/F Device , then press the [ENT] key.
"I/F Device" screen appears.
4 Press the cursor keys to select Heading Equipment , then press the [ENT]
key.
Selectable items for "Heading Equipment" are displayed.
5 2. Set the gyro.
Chapter 3 INSTALLATION OF THE DISPLAY UNIT
1 2 3 4 5 6 7 8
STEP
ON
SYNC
OFF
36×
ON ON
90×
OFF ON
180×
ON OFF
360×
OFF OFF
REV
ON
NOR
OFF
SYNC
ON
PULSE
OFF
Don't care
any
100P/30×
200P/90×
400P/180×
800P/360×
ON ON
OFF ON
ON OFF
OFF OFF
3
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