Simrad IS20 Combi User manual

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Manual
Simrad IS20 Combi
Instrument
English Sw. 1.2

Manual
Simrad IS20 Combi
Instrument
English Sw.1.2
To the best of our knowledge, the content in this
publication was correct at the time of printing.
As we are continuously improving our products we
retain the right to make changes to the product and
the documentation at any time. Updated manuals are
available from our website www.simrad-yachting.com,
and are free to download.
© Copyright 2008 by Navico Holding AS.
Document no: 20222774
Revision: B
Date: March 2008
The original language for this document is English. In the
event of any discrepancy between translated versions
and the English version of this document, the English
document will be the official version.

2 | IS20 Combi instrument
About this manual
This manual is a reference guide for installing and
operating the Simrad IS20 Combi instrument.
The manual does not include operator or installation
procedures for sensors that can be connected to the
system.
In this manual, names of menu commands, dialog box
text and keys are written in boldface (e.g. Main menu,
Setup command, Left key).
Important text that requires special attention from the
reader is emphasized as follows:
Used to draw the reader’s attention to a comment or
some important information.
Used when it is necessary to warn personnel that a
risk of damage to the equipment or hazard exists if
care is not exercised.


IS20 Combi instrument | 3
Contents
1 Introduction ............................................... 7
General information ......................................7
Instrument layout .........................................7
Screen symbols ............................................8
IS20 system examples...................................8
2 Operation ................................................. 11
Turning the IS20 on..................................... 11
Backlighting ............................................... 12
Scrolling through data pages ........................ 13
Operating the menu system ......................... 14
Locking and unlocking the keys..................... 16
Power save function .................................... 16
3 The log/timer functions............................ 17
The timer function ...................................... 17
Trip logging ................................................ 20
Speed logging ............................................ 21
4 Changing the default settings................... 23
General ..................................................... 23
Setting the damping factors ......................... 23
Alarm setup ............................................... 24
Updating the data sources............................ 26
Changing the display settings ....................... 28
Language selection ..................................... 29

4 | IS20 Combi instrument
Changing the units of measure ..................... 30
Changing the SimNet group setup ................. 30
5 IS20 Alarm system ................................... 33
Alarm indication.......................................... 33
Acknowledging an alarm .............................. 34
Viewing active alarms .................................. 34
Alarm codes ............................................... 34
6 Installation............................................... 37
Location of the unit ..................................... 37
Mechanical installation................................. 37
Cable connection ........................................ 39
Demo mode ............................................... 45
7 Conguration............................................ 47
First time start-up....................................... 47
Calibration ................................................. 48
SimNet groups............................................ 52
8 Maintenance ............................................. 53
General maintenance................................... 53
Service information ..................................... 53
Resetting the instrument system .................. 54
Displaying instrument information ................. 55

IS20 Combi instrument | 5
9 Spare parts............................................... 57
Spares and auxiliaries.................................. 57
SimNet cables and accessories ..................... 58
10 Specications ......................................... 59
Technical specications................................ 59
Dimensional drawings .................................. 60
Menu ow chart .......................................... 61

6 | IS20 Combi instrument
Blank page

Introduction | 7
1 Introduction
General information
The IS20 Combi is an instrument that displays speed,
depth and temperature data measured by sensors con-
nected to the system.
Accumulated log and trip log as well as race log and
timer are implemented.
Instrument layout
The IS20 has a 130 * 104 pixels LCD. The display may
be set to red or white background color, and the contrast
and light level are adjustable.
The instrument is equipped with 2 SimNet connectors.
Keys
The instrument is operated by 6 keys. These are used to
adjust the light, scroll between data pages, to operate
the menu and to set parameter values.

8 | Introduction
Softkeys
When the basic operation of
the keys is changed, soft key
symbols will be displayed right
above the keys to indicate the
alternate function.
The softkey symbols are illustrative, and they are de-
scribed under the functions as these appear in this
manual. The following general softkey symbols are used:
OK
Cancel
Screen symbols
The following symbols are used for depth readings:
Decreasing depth
Increasing depth
Depth reading measured from keel
Depth reading measured from water line
IS20 system examples
The IS20 may be installed as a stand-alone instrument
system, or as part of an advanced instrument or steering
system on the boat.
The figures on the next two pages show simplified illus-
trations for basic and an expanded IS20 system.

Introduction | 9
IS20 Combi, Basic system
IS20 Combi, Basic system with 2 sensors

10 | Introduction
IS20 Expanded system

Operation |11
2 Operation
It is required to read and understand the content in this
chapter. The remaining descriptions and illustrations in
this manual assumes that the user is familiar with how to
operate keys and how to navigate in the menus!
Turning the IS20 on
IS20 has no power key, and will be running as long as
power is connected.
The IS20 includes a power save function. Refer to page
16.
When power is connected, the start up page will show:
Product name-
Serial number-
Software version-
Release date-
After approximately 5 seconds the instrument is
operative.
First time start up
Before the IS20 is ready to operate, it should be
configured as described in Configuration, page 47 and
onwards.
Restarting the IS20 instrument
When IS20 is re-powered the display will go directly
to the last active page after the start up sequence is
finished.
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12 |Operation
Backlighting
The display backlight may be adjusted at any time.
Press the light key1
The Light level overlay window will
be displayed on top of the current
view.
Press one of the keys as described below to change2
the display backlight:
Thea Light key to increase the light level by one
step
Theb Up/Down softkeys to increase/decrease
the light level by one step
Thec Day/Night softkey to toggle between day
and night prole
If no adjustment is performed within 3 seconds, the Light
level overlay window will disappear.
For contrast and day/night settings, refer to Changing
the display settings, page 28.

Operation |13
Scrolling through data pages
The IS20 Combi is pre-configured with 4 instrument
pages.
The instrument will scroll through the pages by using the
Up and Down keys .
Default page
at first time
turn-on

14 |Operation
Operating the menu system
All functions and settings in the
IS20 are available from the menu
system, activated by pressing the
Menu/Enter key.
The main menu items give further
access to sub menus and various
settings.
The set values are usually presented in the window’s
right column, but could also be listed in an overlay
window.
Use the keys as shown below to navigate in the menu
system:
Key Single press Press and hold
Conrm a selection/parameter
setting
Go to next menu level/parameter
settings
Go to previous menu level/
parameter listing
Return to normal operation
and the last active data
page
Go to previous/next menu item,
increase/decrease parameter value
Unit settings presented
in the window’s right
column
Language settings
presented in an
overlay window

Operation |15
When the basic operation of a key
is changed, a softkey symbol will
be displayed right above the key to
indicate the alternate function.
Menu illustrations
In this manual, the first
steps in a menu operation
are illustrated by overlapping
menu windows.
When more detailed illustrations are required to show
key presses and screens, this is shown as below:

16 |Operation
Locking and unlocking the keys
The IS20 keys may be locked to prevent any unintended
operation.
The key lock function is enabled by pressing the Menu/
Enter and the Light keys simultaneously.
A locked instrument has a
padlock symbol in the upper left
corner.
When the keys are locked, any key
press will activate the Disable
key lock overlay window. The key
lock function is then disabled by
pressing the Menu/Enter key.
Power save function
The power save function is activated by pressing and
holding the Light key for 3 seconds.
A dialog will show how long the
Light key has to be remained
pressed before the function is
activated.
When power save is activated, the display will be turned
off.
Any key press or activated alarm will disable the power
save function.
+

The log/timer functions |17
3 The log/timer functions
The timer function
The timer function is used to measure time and distance
after a race start.
When a timer page is displayed,
basic key operation is replaced by
functions indicated by softkeys.
The timer is by default shared between interconnected
SimNet units, and all timer values will be identical. The
units can however be set up in separate SimNet Display
groups as described on page 23.
The softkey functions are further described in the
following pages.
Setting the countdown time
Range Change per step Default value
20 min - 1 1 min 5 min
If the countdown time is set to OFF, the timer function
will work as a passage log and timer!
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

18 |The log/timer functions
Starting the race timer
The race timer will continue to run until the Stop softkey
is pressed even if the race timer page is replaced by
another page!
When the counter turns zero, the
race log starts to log the distance,
the Synchronize softkey is
removed and the timer function will
work as a race timer!
Countdown beep
Time to start Beeps
1 minute 2
30 seconds 3
5 - 1 seconds 1 per second
0 Long beep


The log/timer functions | 19
Stopping and restarting the timer
Stop the timer by pressing the Stop softkey.
The timer will stop counting, and the softkeys will-
change status
Restart the race timer from the stopped time by pressing
the Start softkey.
The race timer and race log can be stopped when
counting down or counting up!
Resetting the timer
A stopped or paused timer is reset to the pre-set
countdown time by pressing the Reset softkey.
Synchronizing the timer
The countdown timer may be synchronized to the nearest
whole minute at any time by pressing the Sync softkey.
The synchronize softkey will not appear if the counter has
turned zero!
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