Humminbird Matrix Series Sonar Fishfinder Model Matrix 87 - Manual (Page 39)

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Depth Offset
(Advanced)
Depth Offset will adjust the digital depth readout to indicate depth from the waterline or boats
keel. Enter a positive vertical measurement from the transducer to the waterline to read the depth
from the waterline. Enter a negative vertical measurement from the transducer to keel to read the
depth from the keel. This menu choice is available only when in Advanced User Mode (see Setup
Menu Tab: User Mode.)
To change the Depth Offset setting:
1. Make sure you are in Advanced User Mode, then highlight Depth Offset on the Setup
menu.
2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Depth Offset setting.
(-10.0 to +10.0 feet or -3 to 3 meters [International Models Only], Default = 0)
Temp Offset
(Advanced)
Temp Offset will adjust the temperature readout by the amount entered. This menu choice is
available only when in Advanced User Mode (see Setup Menu Tab: User Mode.)
To change the Temp Offset setting:
1. Make sure you are in Advanced User Mode, then highlight Temp Offset on the Setup
menu.
2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Temp Offset setting.
(-10.0 to +10.0 degrees, Default = 0)
Speed Calibration
(Advanced, with Temp/Speed Only)
Speed Calibration will adjust the speed readout by the percentage entered, and will appear in the
menu if a Temp/Speed Accessory is connected and the paddlewheel has moved at least once,
when the unit is in Advanced User Mode (see Setup Menu Tab: User Mode.)
To change the Speed Calibration setting:
1. Make sure you are in Advanced User Mode, then highlight Speed Calibration on the
Setup menu.
2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Speed Calibration
setting. (-20% to +20%, Default = 0%)
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Select Readouts
(Advanced, Sonar View Only)
Select Readouts sets individual digital readouts on the Sonar View.
This Advanced feature allows you to select what data will be
displayed in each of 5 fixed-position data windows arranged around
the left and bottom edges of the Sonar View screen, or whether a
particular window will be turned off, displaying nothing in that area;
you can access this menu choice only when in Advanced User Mode
(see Setup Menu Tab: User Mode.)
Data windows can display readouts from supported accessories such
as Temp/Speed. Each data window can either be empty or contain
one of the following:
• Heading • Temperature
• Navigation • Time + Date
• Position • Triplog
• Speed • Voltage.
To Select Readouts:
1. Make sure you are in Advanced User Mode, then highlight Select Readouts on the Setup
main menu.
2. Use the RIGHT 4-WAY Cursor Control key to initiate this procedure.
3. The Select Readouts submenu will appear, showing a list of all Readouts. Use the UP or
DOWN Cursor keys to select a particular Readout position, then use the RIGHT or LEFT
Cursor keys to change what will be displayed at that position. (Heading, Navigation,
Position, Off, Speed, Temperature, Time+Date, Triplog, Voltage)
Default Sonar View Customized Sonar View
Select Readouts
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