30
ST70+ User Reference Manual
4. If necessary, press
PAGE UP
to select the upper
(offset type) adjust box.
5. Scroll to either
Water line
,
Keel
or
Transducer
, as
required. If you select
Transducer
, an offset
value of zero is automatically applied.
6. If you have selected:
•
Either
Water line
or
Keel,
press
PAGE DN
to
select the lower (offset value) adjust box
then scroll to set the correct value.
•
Transducer
, ensure the offset value is zero.
7. Press
OK
to save the offset value and display
the
Temperature offset
page.
8. Using a suitable thermometer, measure the
water temperature, then scroll to set the correct
system temperature value.
9. Press
OK
to accept the value.
10. Press
CANCEL
.
Calibrating trim tabs
If the boat has trim tabs, carry out the following procedure:
1. With the
Transducers found
menu displayed,
select
Trimtabs
. to display the
Trim tabs check
(up) page.
2. Raise the trim tabs to the fully up position, then
press
OK
. The
Trim tabs check
(down) page is
then displayed.
3. Lower the trim tabs to the fully down position,
then, when instructed to do so, press
OK
.
End of transducer setup
When the dockside transducer setup procedures have been completed, carry out the
relevant
Miscellaneous setup
procedures.
Miscellaneous setup
Setting ground wind
You can choose either Speed Over Ground (SOG) or Speed Through Water (STW)
from which to derive the ground wind speed.
To set the required method:
1. At a convenient Instrument keypad press
MENU
to select the
Main menu
.
i
D1
1
176
-1
Press OK to accept
Depth Offset
Keel
2.5
FT
Warning! Incorrect depth offset may lead to
vessel running aground.
i
D1
1
179-1
Press OK to accept
Temperature Offset
7
Adjust temperature until it reads
actual sea temperaure
C
°
i
D1
1336
-1
Press OK to accept
Trim tab check
Press CANCEL to exit.
Ensure both trim
tabs are fully
up, then press
OK
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