[FLOWCHART into ECHO DISPLAY]
-5-
Turn on the power
The hoist starts to lower the soundome unit.
"WAITING" appears on the screen.
Upper Limit Switch
OFF
The hoist does not raise or lower the
soundome unit.
"WAITING" appears for 2 minutes.
And then "CHECK FUSE AT CONTROL-
BOX" appears next.
Lower Limit Switch
ON
Sonar Scanning starts.
The hoist stops lowering the
soundome.
Sonar Scanning starts.
Normal Picture Display
appears
When the soundome does not protrude from
the Trunk Pipe, Normal Display does not
appear on the screen.
Summary of Contents for S-1800H80/180
Page 44: ...N o 6 8 8 A...
Page 46: ......
Page 48: ......
Page 50: ...NO 748 H SYNC CH1 J15 3pin GND V SYNC CH2 J15 4pin GND...
Page 53: ......
Page 55: ...NO 654 FRQ CH1 FRQ GND P...
Page 64: ......
Page 67: ......
Page 69: ......
Page 70: ...180kHz HULL UNIT CIRCUIT DIAGRAM WAVE FORMS 180 kHz...
Page 73: ......
Page 75: ......
Page 81: ...70V...
Page 83: ...NO 703 CH1 FRQ GND P...
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Page 118: ......
Page 119: ...HULL UNIT ASSEMBLY DRAWING...