4.62.1
Fishfinder operations
Depth Range Scales:
Minimum Depth:
Gain Control:
Chart Speeds:
Alarms: *
Fishfinder
‘Apes:
Navigation
Qpes:
Temperature:
Automatic/ Manual, in 5 unit steps
;
5
to 5000 Feet, 1000 Fathoms, 2000 Meters
or by Special unit (0.30-l
.9
meters)
3 feet,
5
fathom, or 1.0 meter.
Automatic or manual.
Speed selectable in 9 steps
WI
freeze.
Shallow: 3 feet to maxdepth.
Deep:
Max. depth to 3 feet
Fish:
Area where Shallow
&
Deep set points overlap.
Arrival, Anchor, Cross ‘Back Error (XTE),
or Boundary.
High, Low limits, Rate of change.
.
_.
.
* All alarms have on-screen
indi~tiOn.
VRM
Line:
White Line:
Trip
Log:
Depth Scale Marks:
STC:
Digital Depth:
IR:
Ship’s Speed:
Temperature:
Marker line for on-screen measurements;
operated
WI
up/down keys, includes
numeric indicator
On/Off by keyboard menu.
0 to 999 units w/reset.
On screen at right edge.
Variable control for Ch A/Ch B . .
4 character indication on screen.
Decimal values for less than 100 ft, fm, m
OFF/ON via keypanel.
O-70 Knots, MPH,
Km/h
in
.l
steps
(selectable). Paddlewheel input.
32.0 to 99.9’ F (O-37’ C) in
.l”
steps.
Calibrations:
Ship’s Speed:
Temperature:
Frequency:
Magnetic Corr:
50% to 150% adjusted via keyboard;
nominal = 22000 ppnm.
75
%
to 125
%
of displayed value
(adjusted via keyboard).
200Khz +
/-
4Khz;
5OKhz
+ I- 2Khz
+
127’
to
-127’
MAINTENANCE