Download ECHO SOUNDER

CONTENTS
General
SYSTEM CONFIGURATION...............................................1
Chapter 1.
Circuit Description
1.1 GENERAL BLOCK DIAGRAM ..................................2
1.2 FUNCTION OF EACH UNIT.......................................3
1.3 POWER SUPPLY..........................................................4
1.4
TRANSMISSION CIRCUIT.........................................7
1.5 RECEIVING CIRCUIT .................................................8
1.6 DISPLAY.......................................................................9
Chapter 2.
Maintenance
2.1 ADJUSTMENT .............................................................12
2.2 REPLACEMENT OF LITHIUM BATTERY................12
Chapter 3.
Troubleshooting
3.1 DIAGNOSTIC TEST ....................................................13
3.2 CLEARING THE MEMORY........................................15
3.3 ALARM AND ERROR MESSAGE .............................15
3.4 INSPECTION OF EACH BOARD ...............................16
Chapter 4.
Parts Location
4.1 DISPLAY UNIT ............................................................18
4.2 DISTRIBUTION BOX ..................................................23
4.3 MATCHING BOX.........................................................24
4.4 SWITCH BOX...............................................................25
Chapter 5.
Digital interface (IEC 61162-1)
5.1 I/O SENTENCES..........................................................26
5.2
SENTENCE DESCRIPTION........................................26
PARTS LIST ........................................................................30
Exploded View ..................................................................D-1
Electrical Parts List .......................................................E-1
Schematic Diagram .......................................................S-1