Furuno CH-300 User Manual Page 109
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- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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6-1
6. MAINTENANCE,
TROUBLESHOOTING
This chapter provides information necessary for keeping the equipment in good working
order.
WARNING
ELECTRICAL SHOCK HAZARD
Do not open the equipment.
Only qualified personnel
should work inside the
equipment.
6.1 Preventive Maintenance
Check the following points monthly.
• Check all cables. If damaged, replace.
• Check connectors at rear of each unit. Clean if necessary.
• Check earth of each unit. Clean if necessary.
• Check voltage of ship’s mains to be sure it is within the equipment’s power rating.
6.2 Cleaning the Equipment
Dust or dirt can be removed from the equipment with a soft, dry cloth. Do not use chemical
cleaners to clean the equipment – they can remove paint and markings. The LCD will, in
time, accumulate a coating of dust which tends to dim the picture. Wipe LCD lightly with soft
cloth to remove dust.
- SAFETY INSTRUCTIONS 3
- Warning labels 4
- TABLE OF CONTENTS 5
- FOREWORD 8
- Usage Precautions 9
- SYSTEM CONFIGURATION 10
- 1. OPERATIONAL OVERVIEW 11
- 1.2 Remote Controller 12
- 1.3.1 Power on 13
- DIMMER:3 15
- 1.6 Choosing a Display 16
- Dual-frequency displays 17
- Combination displays 18
- 1.7 Choosing a Frequency 19
- Frequency selection and mode 20
- 1.8 Mix Display 21
- Gain adjustment 22
- 1.9 Adjusting the Gain 23
- Dual-frequency display 24
- 1.10 Menu Overview 25
- 2. HORIZONTAL MODE 27
- Press the 28
- 2.3 Choosing a Range 29
- 2.4 Choosing Sector Width 30
- 2.5 Choosing Train Center 31
- Tilt angle and bottom echo 32
- Tilt angle and beam coverage 34
- Frequency and detection range 34
- 2.7 Choosing Training Speed 35
- 2.10 Event Marker 37
- Dashed lines 38
- COM1 menu 39
- HORZ menu 41
- 2.12.4 Erasing weak echoes 42
- Horizontal expansion display 44
- 2.13 Target Lock 45
- 2.13.3 Echo mode 46
- Manual tracking 47
- 2.15.2 Sample displays 51
- Fish schools 52
- Sea surface reflections 53
- Sidelobe echo (false echo) 54
- 1. Press the 55
- Horizontal Display 56
- HIstory Display 56
- 3. VERTICAL SCAN MODE 59
- 3.3 Choosing a Range 61
- 3.4 Choosing Train Center 62
- 3.5 Choosing Display Sector 63
- 3.6 Choosing Sector Center 64
- 3.7 Choosing Training Speed 65
- 3.10 Event Marker 66
- VERT menu 68
- Appearance of interference 69
- 3.13 Vertical Menu Overview 70
- 3.14.2 Sample displays 72
- Display of net hauling 73
- Horizontal 75
- SECTOR control 76
- 4. ECHO SOUNDER MODE 77
- key as shown below 78
- 4.3 Choosing a Range 79
- 4.4 Train Direction 80
- 4.8 Event Marker 81
- 4. ECHO SOUNDER MODE 82
- 4.9 Range Marker 83
- ES menu 84
- 6. Press ► to choose ON 85
- 5.1.1 COM1 menu description 88
- 5.2.2 COM2 menu description 89
- 4. Press ◄ to choose YES 90
- System menu 90
- 5.3.2 Preset key 91
- Activating the custom mode 92
- 5.3.3 Short-cut key 93
- VERTICAL SEARCH FUNCTION 94
- 5.4 SYSTEM Menu 95
- 5.4.2 System setting menus 96
- ETA marker 97
- FACTORY SETTING dialog box 99
- 5. MENU OPERATION 100
- 5.4.6 Track range settings 103
- 5.4.7 Color palette 104
- 5.4.8 Language 105
- 5.4.12 Demonstration mode 106
- Default menu 107
- 6. MAINTENANCE 109
- TROUBLESHOOTING 109
- 6.3 Hull Unit Maintenance 110
- 6.4 Transducer Maintenance 111
- 6.6 Troubleshooting 112
- 6.7 Error Messages 113
- 6.8 Diagnostics 114
- 6.9 Test Pattern 116
- MENU TREE 117
- 1. GENERAL 119
- 2. MONITOR/CONTROL UNIT 119
- 3. TRANSCEIVER UNIT 120
- 4. HULL UNIT 120
- 5. I/O INTERFACE 121
- 6 POWER SUPPLY 121
- 7. ENVIRONMENTAL CONDITIONS 121
- 8. COATING COLOR 121
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