Furuno CSH-5L Manuel
Operator's Guide
The purpose of this guide is to
provide the basic operation for
this equipment. For more detailed
information, see the Operator's
manual.
All brand and product names are
trademarks, registered
trademarks or service marks of
their respective holders.
COLOR SCANNING SONAR
CSH-5L/8L
Turns power on/off.
Selects display range;
selects menu item.
Adjusts receiver sensitivity;
selects menu option.
Trackball
Positions trackball mark.Sets transducer tilt angle.
Raises the transducer.
Lowers the transducer.
Executes assigned program;
registers function key program.
FISH EVENT
TA R GET
LOCK
OFF
CENTER
STABI-
LIZER
DELETE
MARK
MENU
R/B
ALARM
ZONE
FISH
ALARM
Color Scanning Sonar
RANGE GAIN
F1 F2
F3 F4
TILT
POWER
POWER POWER
Power on Lower transducer Raise transducer Power off
RANGE GAIN RANGE GAIN
Select MENU MODE. Select SONAR. Select DISPLAY MODE. Select a display mode.
NORMAL
(sonar display)
COMB-1
(sonar + audio)
Controls
FISH
ALARM
FISH
EVENT
TA R GET
LOCK
R/B
: Inscribes fish mark.
: Inscribes event mark.
: Tracks trackball-selected
position.
: Displays range and bearing
mark.
: Turns fish alarm on/off.
OFF
CENTER
STABI-
LIZER
DELETE
MARK
MENU
ALARM
ZONE
: Compensates for affects of
ship's pitching and rolling.
(Requires Motion Sensor
MS-100.)
: Shifts the display.
: Sets fish alarm zone.
: Deletes selected mark.
: Opens/closes menu.
How to turn the power on/off, lower/raise transducer
How to choose a display
MENU
COMB-2
(sonar + echosounder)
Text
Text
Audio
Text
E/S
Sea surface reflections
MENU
RANGE GAIN RANGE GAIN
MENU
Select
MENU MODE.
Select SONAR. Select
TVG NEAR (short
range), or TVG
FAR (long range).
Adjust
TVG level.
Close menu.
How to reduce sea surface reflections
MENU
RANGE GAIN RANGE GAIN
Select
MENU MODE.
Select SONAR. Select
TX OUTPUT.
Set smaller level.
How to reduce reflections in shallow fishing grounds
RANGE GAIN
TILT
Select range. Adjust gain. Set tilt angle.
Gain too low Gain proper Gain too high
How to find suitable tilt angle
Basic Set Up
Fish school (a)Fish school (a)
BottomBottom
Fish school (a)Fish school (a)
BottomBottom
Fish school (a)Fish school (a)
Fish school (b)Fish school (b)
Tilt angle 30
to 40 degrees
Tilt angle 10
to 20 degrees
Tilt angle 0 to
5 degrees
Case 1Case 1 Case 2Case 2 Case 3Case 3
R 1000
T 15°
G 8.0
R 1000
T 15°
G 2.0
R 1000
T 15°
G 5.0
Setting value
B
Trackball markTrackball mark
:
Slant range from own ship to trackball mark
:
Horizontal range from own ship to trackball mark
:
Depth to trackball mark
B: Relative bearing from own ship to trackball mark*
* = Relative bearing format may be selected with OTHER MARKS on the MARKS menu.
Own ship markOwn ship mark
TRACKBALL DATA
How to find range and bearing to a target
Put the trackball mark
on a school of fish.
Case 1 Case 2 Case 3
aa
a
b
Tx cycle interference
Electrical interference
Marine life noise
How to reduce noise and interference
MENU
RANGE GAIN
RANGE
RANGE
RANGE
GAIN
MENU
Select
MENU MODE.
Select SONAR.
Select
TX CYCLE.
Select
INT REJECT.
Select
NOISE LIMITER.
Select setting.
Trackball MarkTrackball Mark
Put trackball mark on
target.
TA R GET
LOCK
TargetTarget
Target Lock
Mark
Target Lock
Mark
To cancel target lock:
TA R GET
LOCK
MENU
RANGE GAIN RANGE
RANGE
GAIN
MENU
Select
MENU MODE. Select SONAR.
Select AGC.
Select
PULSE LENGTH.
Select
2ND AGC.
Select setting.
Reduce gain
against only
strong echoes
Search
bottom fish
Suppress
bottom echoes
not suppressed
by AGC
RANGE
How to reduce bottom tail
How to track a school of fish
TX CYCLE: smaller
INT REJECT: larger
NOISE LIMITER: larger
TX CYCLE: smaller
INT REJECT: larger
NOISE LIMITER: larger
557
149
Taget Lock Data
ALARM
ZONE
Put trackball mark on starting point. Put trackball mark on ending point. Completed alarm area
Starting
Point
Starting
Point
Starting PointStarting Point
Ending Point
Ending Point
Alarm AreaAlarm Area
ALARM
ZONE
How to set an alarm zone
Wait 1-2
minutes
FISH FISH
Latest Fish MarkLatest Fish Mark
Put trackball mark
on fish echo.
How to measure the speed of a school of fish
School of FishSchool of Fish
OFF
CENTER
Own Ship MarkOwn Ship Mark
Own Ship Mark
Own Ship Mark
To return own ship mark to
screen center:
OFF
CENTER
How to relocate a school of fish
Event mark data
EVENT
Use the event mark to find horizontal range, depth and bearing to an echo.
How to enter an event mark
Range and bearing marks data
Bearing
Mark
R 400 B 45S
Train Sector
Put trackball mark on location
to monitor.
R/B
Adjust volume of louspeaker:
AUDIO VOLUME on the
SONAR menu.
How to aurally detect a school of fish
School of FishSchool of Fish
Put trackball mark on echo.
2nd Latest
Fish Mark
2nd Latest
Fish Mark
:
Latest Fish Mark
:
2nd Latest Fish Mark
:
Past Fish Mark
(Max. 8)
S 2.3kt
C E/S
Fish Mark Data
234
121
( 121)
B SW/W
Range
Mark To cancel aural monitoring:
R/B
Latest Fish MarkLatest Fish Mark
: Horizontal range (m) from own ship to event mark
: Depth (m) to event mark
: Depth (m) of mark at moment EVENT key is pressed.
: Bearing (32 compass symbol or degree)
234
121
( 121)
B SW/W
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4
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1
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