This document is still under review and is subject to change.
Each completed stage to be marked with
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NAVMAN
FCC Statement
Note: This equipment has been tested and found to comply with the limits for a Class B
digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to
provide reasonable protection against harmful interference in a normal installation. This
equipment generates, uses and can radiate radio frequency energy and, if not installed
and used in accordance with the instructions, may cause harmful interference to radio
communications. However, there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off and on, the
user is encouraged to try to correct the interference by one or more of the following
measures:
Reorient or relocate the receiving antenna.
Increase the separation between the equipment and receiver.
Connect the equipment into an output on a circuit different from that to which the
receiver is connected.
Consult the dealer or an experienced technician for help.
A shielded cable must be used when connecting a peripheral to the serial ports.
5-3 Resetting to factory defaults ...................................................................................... 10
Appendix A - S pecifications .............................................................................11
Appendix B - NMEA function table ................................................................. 12
Appendix C - Troubleshooting ........................................................................ 14
Appendix D - How to contact us ..................................................................... 51
Important
It is the owner's sole responsibility to install and use the instrument in a manner that will not cause
accidents, personal injury or property damage. The user of this product is solely responsible for observing
safe boating practices.
NAVMAN NZ LIMITED DISCLAIMS ALL LIABILITY FOR AN Y USE OF THIS PRODUCT IN A WA Y THAT
MAY CAUSE ACCIDENTS, DAMAGE OR THAT MA Y VIOLATE THE LAW .
This manual represents the REPEAT 3100 as at the time of printing. Navman NZ Limited reserves the
right to make changes to specifications without notice.
Governing Language: This statement, any instruction manuals, user guides and other information relating
to the product (Documentation) may be translated to, or has been translated from, another language
(Translation). In the event of any conflict between any Translation of the Documentation, the English
language version of the Documentation will be the official version of the Documentation.
The REPEAT 3100 is part of the NAVMAN 3100
series of instruments, which measure speed, depth,
wind, water temperature, battery voltage and other
functions. The REPEAT 3100 can display any data
that is output from 3100 series instruments, as well
as NMEA data from compatible instruments. The
REPEAT 3100 can also act as a GPS repeater and
provides a wealth of information on deck from a GPS
situated in a more protected position, such as below
decks.
The REPEAT 3100 can obt ain its dat a in two ways:
From other 3100 Series instruments which are
connected by NavBus (NavBus is NAVMAN’s
The REPEAT 3100 display unit
Display
(backlit)
proprietary system for connecting marine
instruments).
From a maximum of three instruments, such
as NA VMAN’s TRACKER Chartplotter , that
send compatible NMEA 0183 V2 data. When
connecting the REPEAT 3100 to 3rd party
instruments, ensure that the NMEA dat a being
sent is compatible.
For maximum benefit, please read this manual
carefully before installation and use.
Cleaning and maintenance
Clean the unit with a damp cloth or mild detergent.
Avoid abrasive cleaners, petrol or other solvents.
Alarm symbol
Display shows
Speed over Ground
(SOG)
Four keys
(backlit)
Display modes (see section 2-3)
Dual mode: two items of data
from SPEED 3100, DEPTH
3100 or MULTI 3100
4
Wind mode: one item of data
from WIND 3100
NAVMAN
111 x 111 mm
(4.4" x 4.4")
NMEA mode: one item of data
from compatible NMEA
instruments
REPEAT 3100 Installation and Operation Manual
2 Operation
2-1 T urning on and off
Turn the unit on and off with the auxiliary power switch
on the boat. The unit does not have its own power
switch. When you turn the unit off, it retains any
settings.
If the word SIM flashes at the bottom, right of the display ,
then simulate is on (see section 2-5).
2-2 The keys and backlight
The unit has four keys, labelled +, , and . In
this manual:
Press means to push the key for less than one
second.
Hold for two seconds means to hold the key
down for two seconds or more.
Press one key + another key means to push
both keys together.
Set backlight for screen and keys
You can set the backlight to one of four brightness
levels or off. Press
backlight level, press
once to display the current
again to change the level:
Backlight
level 2
Dual Mode displays two items of data at a time from
a SPEED 3100, DEPTH 3100 or MULTI 3100. To
change the item displayed in the top line of the
display, press one or more times. The choices
are:
Speed.
Avg speed.
Max speed.
Trim speed.
Depth.
Temperature.
To change the item displayed in the bottom line of
the display, press
are:
Dual mode displays speed or depth data.
Wind mode displays wind data.
NMEA mode displays data from compatible
NMEA instruments.
To change mode, press
Note: If the display is dashes (— —) then it means
that the data is not available or the instrument which
sends the data to the REPEAT 3100 is turned off or
disconnected.
Dual mode
NAVMAN
REPEAT 3100 Installation and Operation Manual
one or more times.
+
Wind mode
Wind mode displays one item of data at a time from
a WIND 3100. To change the item displayed, press
NMEA Mode displays one item of data at a time from
any compatible NMEA instrument. To select which
NMEA data can be displayed, see section 5-2,
step 2. To change the item displayed, press or
one or more times.
2-4 Changing units
To change the units on the REPEAT 3100, change
the units on the instrument which sends the data to
the REPEAT 3100.
2-6 Key reference
Turn power on
Hold
+
Turn Simulate
on or off
Hold
+
Reset to factory
5 sec
defaults
Normal operation
+ +
2-5 Simulate
Simulate allows you to become familiar with the
REPEAT 3100 off the water. When simulate is on,
the unit functions normally except that the data from
other instruments is ignored and the unit generates
this data internally. The word SIM flashes at the
bottom, right corner of the screen if:
The REPEAT 3100 has simulate on.
Any instrument connected to the REPEAT
3100 by the NavBus has simulate on.
To turn simulate on or off in the REPEAT 3100:
1 Turn the power off.
2 Hold down
while you turn the power on.
+
Setup
+
Increase value
or change
NMEA item
Decrease value
or change
NMEA item
Turn NMEA
function display
ON or OFF
Return to
normal
operation
+
6
Change display mode, between
Dual mode, Wind mode and
NMEA mode
Change item of data displayed
Change item of data displayed
Adjust backlight
(4 levels or off)
Set Backlight
Group
+ +
Select NMEA
data to display
+ +
Set UTC offset
(for time display)
+ +
NAVMAN
REPEAT 3100 Installation and Operation Manual
3 Systems of several instruments
Several NAVMAN instruments can be connected
together to share data. There are two ways of
connecting instruments together, NavBus or NMEA.
3-1 NavBus
NavBus is a NAVMAN proprietary system that allows
systems of multiple instruments to be built using a
single set of transducers. When instruments are
connected by NavBus:
If you change the units, alarms or calibration in
one instrument, then the values will
automatically change in all other instruments
of the same type.
Each instrument can be assigned to a group of
instruments (see section 5-2, step 2). If you
change the backlight in an instrument in group
1, 2, 3 or 4 then the backlight will automatically
change in the other instruments in the same
4 REPEAT 3100 hardware
4-1 What comes with a REPEAT 3100
REPEAT 3100 unit with protective cover .
Warranty card.
Mounting template.
This Installation and Operation manual.
4-2 Other parts required
One or more 3100 series instruments will be
connected to the boat 12 V power supply via:
An accessory switch to turn the instruments on
and off.
A fuse: Use a 1 A fuse for between one and five
instruments.
The REPEAT 3100 can receive and display:
Data from other NAVMAN instrument s
connected via NavBus; settings for units and
backlighting are shared (see section 3-1).
NMEA data from up to three compatible
instruments (see section 3-2).
Wiring and connectors are required (see section 5
or the NavBus Installation and Operation manual).
4-3 Accessories
NavBus junction boxes are available from your
NAVMAN dealer .
group. If you change the backlight in an
instrument in group 0 then no other
instruments are affected.
If an alarm sounds, mute it by pressing on
any NAVMAN instrument which can display
that alarm and which has a key. Alarms can
not be muted from a REPEAT 3100.
NavBus and the REPEAT 3100
The REPEAT 3100 will automatically read and
display data from other instruments connected
by NavBus.
3-2 NMEA
NMEA is an industry standard, but is not as flexible
as NavBus as it requires dedicated connections
between compatible instruments. The REPEA T 3100
can read and display NMEA data output by up to three
instruments (see Appendix B).
NAVMAN
REPEAT 3100 Installation and Operation Manual
7
5 Installation and setup
Correct installation is critical to the performance of
the unit. It is vital to read this section of the manual
and the documentation that comes with the other
parts before starting installation.
Warnings
The unit is waterproof from the front. Protect the rear
of the unit from water, or else water might enter the
5-1 Installation
REPEA T 3100 display unit
1 Choose a location for the display unit that is:
Easily seen and protected from damage.
At least 100 mm (4") from a compass and
at least 500 mm (1.65 ft) from a radio or
radar antenna.
Away from engines, fluorescent lights, and
power inverters.
Accessible from behind; the minimum
clearance required at the back is 50 mm
(2") (see right).
With the back of the unit protected from
moisture.
2 The unit must mount on a flat panel which is
less than 20 mm (0.75") thick. Stick the
mounting template in place. Drill a 50 mm (2")
fixing hole through the centre hole in the
template.
Note that the template allows space around
the unit for the protective cover.
3 Remove the fixing nut from the back of the unit.
Insert the stud at the back of the unit through
the mounting hole. Hand tighten the fixing nut.
Power/data cable wiring
Follow the wiring example on the next page:
1 The REPEAT 3100 requires 12 V DC power.
Fit a power switch and fuse to the power
supply or power the unit from a fused auxiliary
switch. The fuse should be 1 A for up to five
NAVMAN 3100 series instruments.
2 If the REPEAT 3100 is to receive dat a from
other instruments via the NavBus, install these
instruments and connect the REPEA T 3100 to
the NavBus.
Note: If an instrument can be connected to the
REPEAT 3100 by both NavBus and by NMEA,
then use the NavBus, because more
information can be shared via the NavBus (see
section 3-1).
8
breathing hole and damage the unit. The warranty
does not cover damage caused by moisture or water
entering the back of the unit.
Ensure that any holes that you cut will not weaken
the boat’s structure. If in doubt, consult a qualified
boat builder.
Side view of display unit mounting
20 mm (0.75")
maximum thickness
Fixing hole
50 mm (2")
Display
unit
Clearance 50 mm
(2") minimum
3 If the REPEAT 3100 is to receive NMEA dat a
from other compatible instruments, install
these instruments and connect each
instrument’s NMEA output to one of the three
REPEAT 3100 NMEA inputs. Up to three
instruments can be connected.
4 Tape or cover any unused wires or connectors
to protect them from water and keep them from
shorting together.
Setup and test
Set up the unit as described in section 5-3.
Take the boat for a trial run to check that all the
instruments work correctly.
NAVMAN
REPEAT 3100 Installation and Operation Manual
Fixing nut
Cables
REPEAT 3100 wiring example
In this example, the REPEAT 3100 receives data from a NAVMAN WIND 3100 and a SPEED 3100 via the
NavBus. Any number of NAVMAN instruments can be connected to the NavBus and send data to the
REPEAT 3100.
The REPEAT 3100 also receives NMEA data from a GPS and a comp ass. One more NMEA instrument could
be connected to the third NMEA input on the REPEA T 3100.
Wire any more REPEAT 3100s in parallel with the first.
NAVMAN NavBus InstrumentsNMEA Instruments
Other
wiring
Other
wiring
OrangeOrangeOrange
GPS
Other
wiring
It does not matter which NMEA
output is connected to which
REPEAT 3100 NMEA input
NMEA
output
Compass
Other
wiring
NavBus wires
Use optional junction boxes to simplify wiring, (see
right). For information on how to connect NavBus
and to use junction boxes, refer to the NavBus
Installation and Operation manual.
Tip: Daisychain the power wires between
instruments or groups of instruments.
REPEAT 3100WIND 3100 SPEED 3100
Three
NMEA
inputs
NMEA
output
Green
WhiteWhite
Yellow
Unused
NMEA
input
Switch Fuse
Red
Black
NavBus
connections
BlueBlueBlue
Group 1
Power/data cables
Group 2
NavBus cable
Wire multiple REPEAT
3100 in parallel
+
12 V DC
power
-
Green
Yellow
Junction box
Power & data
connections
Junction box
Red
12 V DC
power
Black
(see left)
Orange
Blue
Power & data
connections
NAVMAN
REPEAT 3100 Installation and Operation Manual
Power/data cable
T o next cluster
9
5-2 Setup
1 If the unit is part of a system of 3100 series
instruments connected by NavBus, set the
backlight group number (see section 3-1):
i Press
ii Press
2 If the unit is to display data sent by NMEA,
select what NMEA data items will be displayed
(see section 2-3, NMEA mode):
i Ensure that all the instruments which send
ii Press
iii If a NMEA instrument has recently been
iv The REPEA T 3100 automatically detects
+ to display the Backlight
+
Group screen:
Backlight
group 2
or to set the backlight group
number.
NMEA data to the REPEAT 3100 are turned
on and are transmitting the NMEA data.
+ until the NMEA Selection
+
screen is displayed:
NMEA
function
number
Function
can be
ON or OFF
NMEA input number, identifies which
wire the NMEA data is received on
(see Appendix A, Power/data cable wires)
connected to or disconnected from the
REPEAT 3100, press
detected NMEA strings.
NMEA data sentences from the NMEA
instruments which are sending data and
displays them here.
Press
or to show each NMEA
function in turn, note that the data value
itself is not displayed.
For each function, use the NMEA function
number to look up the data description in
+ to clear the
the NMEA function table (see appendix B).
Then press
function ON (data will be displayed) or OFF
(data will not be displayed).
3 If the unit is to display local time, set the UTC
offset. The UTC offset will be added to the
UTC (GMT) time sent from a GPS instrument
to display the local time. To set the UTC offset:
i Press
is displayed:
ii Press
The range is +13 to -13 hours in 0.5 hour
increments.
Note: Daylight saving time must be adjusted
manually.
4 Press
if necessary to turn the
+
+ until the UTC Offset screen
+
Offset is
+ 2.5 hours
or to set the UTC offset.
to return to normal operation.
5-3 Resetting to factory defaults
All settings may be reset to the manufacturer’s default
settings (see below).
To reset to factory defaults:
1 Turn the power off.
2 Hold down + while you turn the power
on and continue to hold the keys down for at
least 5 seconds.
Backlight group .......................................... 1
NMEA data to display ................ All are OFF
UTC offset ........................................ 0 hours
10
NAVMAN
REPEAT 3100 Installation and Operation Manual
Appendix A - Specifications
Physical
Case size 111 mm (4.4") square.
LCD display 82 mm (3.2") wide, 61 mm (2.4")
high; twisted nematic.
LCD digits 30 mm (1.2") high on top line,
20 mm (0.8") high on bottom line.
Four operator keys, laser etched.
Backlighting for display and keys, amber, four
levels and off.
Operating temperature 0 to 50°C (32 to 122°F).
Power cable length 1 m (3.25 ft).
Electrical
Power supply 10.5 to 16.5 V DC, 20 mA without
backlighting, 60 mA with full backlighting.
NavBus interface and display
NavBus interface for NAVMAN SPEED 3100,
DEPTH 3100, MULTI 3100 and/or WIND 3100
instruments.
Can receive and display these values from the
NavBus:
Current speed, average speed, maximum
speed, trim speed.
Log: trip log and total log.
Temperature.
Countdown timer (from SPEED 3100 or
MULTI 3100).
Depth.
Wind speed and direction (true and apparent).
VMG .
NMEA interface and display
Three NMEA 0183 inputs for comp atible NMEA
instruments.