iv
FOREWORD ............................... v
SYSTEM CONFIGURATION ..... vi
EQUIPMENT LISTS.................. vii
1. OPERATION ........................... 1
1.1 Control Description......................... 1
1.2 Power On/Off ................................. 2
1.3 Adjusting Display Contrast and
Brilliance......................................... 2
1.4 Choosing a Display Mode .............. 2
1.5 Choosing Range ............................ 5
1.6 Adjusting Gain................................ 5
1.7 Measuring Depth............................ 6
1.8 Menu Operating Procedure............ 6
1.9 Shifting Range................................ 7
1.10 Choosing Picture Advance Speed
....................................................... 7
1.11 Suppressing Interference ............... 8
1.12 Suppressing Low Level Noise........ 9
1.13 Erasing Weak Echoes.................... 9
1.14 A-Scope Display........................... 10
1.15 Fish Information ........................... 10
1.16 Alarms .......................................... 11
1.17 FUNC Key .................................... 13
1.18 Waypoints .................................... 13
1.19 Setting Up Nav Data Displays...... 15
1.20 Menu Items .................................. 16
2. SYSTEM MENU .................... 20
2.1 Displaying System Sub Menu ...... 20
2.2 Range Menu................................. 20
2.3 Key Menu ..................................... 20
2.4 Lang Menu ................................... 20
2.5 Units Menu ................................... 21
2.6 Calib Menu ................................... 21
2.7 Demo Menu.................................. 21
3. MAINTENANCE, TROUBLE-
SHOOTING ........................... 22
3.1 Maintenance................................. 22
3.2 Cleaning the Display Unit............. 22
3.3 Transducer Maintenance ............. 22
3.4 Replacing the Fuse ...................... 22
3.5 Battery Voltage Alert .................... 22
3.6 Troubleshooting ........................... 23
3.7 Diagnostics................................... 23
3.8 Test Pattern.................................. 24
3.9 Memory Clear............................... 24
4. INSTALLATION ....................25
4.1 Display Unit.................................. 25
4.2 Thru-hull Mount Transducer......... 26
4.3 Transom Mount Transducer......... 28
4.4 Inside-hull Transducer ................. 28
4.5 Triducer........................................ 30
4.6 Optional Water Temperature/Speed
Sensor.......................................... 33
4.7 Optional Water Temperature
Sensor.......................................... 33
4.8 Wiring........................................... 34
4.9 IEC 61162-1 Data Sentences ...... 36
4.10 Adjustments after Installation....... 37
MENU TREE .............................38
SPECIFICATIONS ................ SP-1
OUTLINE DRAWINGS............ D-1
INTERCONNECTION
DIAGRAM ............................... S-1
Declaration of Conformity
