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JMA-9172-SA Instruction Manual
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7.SETTINGS FOR SYSTEM OPERATION
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7.3 ADJUSTMENT
7.3
ADJUSTMENT
This section describes the electrical adjustment procedures to be performed by
service engineers during system installation.
7.3.1
Noise Level Adjustment (Noise Level)
7.3.1.1
Noise Level Adjustment for Signal Processing
Procedures
1)
Open the Serviceman Menu.
2)
Perform the following menu open procedure to open the noise
level adjustment menu.
→
→
3)
Increase/decrease the noise level adjustment value.
The noise level is factory-set. (Initial value: 140)
After system installation, a great change in the noise level adjustment value should be
avoided; it should be fine adjusted within
±5.
Do not carry out the adjustments of the equipment
except authorized service persons. If wrong setting is
carried out, this may cause unstable operation.
Do not carry out the adjustments during navigation.
Otherwise, the radar performance may be affected,
resulting in an accident or trouble.
9. RADAR/TT Initial Setup
1. Signal Processing
1. Echo Noise Level
Содержание JMA-9172-SA
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Страница 17: ...xv NDC 1478 Radar Process Unit Desktop Type Warning Label...
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Страница 20: ...xviii EQUIPMENT APPEARANCE Scanner Unit Type NKE 1532 12 feet Display Unit Type NCD 9170 Stand alone type...
Страница 22: ...xx Radar Process Unit Type NDC 1478 Desktop type DISPLAY UNIT TYPE NCD 9170T DESKTOP TYPE...
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Страница 92: ...2 32 JMA 9172 SA Instruction Manual 2 CONTROL PANEL KEYS and SOFTWARE BUTTONS 2 3 FUNCTIONS OF SOFTWARE BUTTONS...
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Страница 326: ...6 14 JMA 9172 SA Instruction Manual 6 TRUE AND FALSE ECHOES ON DISPLAY 6 5 DISPLAY OF AIS SART...
Страница 372: ...7 44 JMA 9172 SA Instruction Manual 7 SETTINGS FOR SYSTEM OPERATION 7 4 MAINTENANCE MENU...
Страница 398: ...8 24 JMA 9172 SA Instruction Manual 8 COUNTERMEASURE FOR TROUBLE 8 4 REPLACEMENT OF MAJOR PARTS...
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Страница 453: ...JMA 9172 SA Instruction Manual B DRAWINGS B 5 Block Diagram of Scanner Unit B 11 B B 5 Block Diagram of Scanner Unit...
Страница 462: ...B 20 JMA 9172 SA Instruction Manual B DRAWINGS B 8 GYRO I F TableB 2 Gyro Log Settings CMJ 523 CMJ 523...
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