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bottom right portion of the screen. 
If a digital switch continues to trip multiple times in one outing, it is 
a sign of a larger electrical issue and the boat should be taken to an 
authorized MasterCraft dealer for diagnosis and repair.  
 
 
The EPDM and digital switches are designed to protect the engine 
and electrical system from damage. If a switch has tripped and 
continues to trip even after resetting the EPDM, it may be a 
symptom of a larger electrical issue, and the boat should be taken 
to an authorized MasterCraft dealer for diagnosis and servicing.
GPS Settings
In GPS Settings you can check satellite connectivity to diagnose 
any speed control issues. Should you lose Zero O Speed control 
check that the boat is receiving a signal from at least three 
satellites. 
access the EPDM screen, press the Menu Quick Access key, which 
will call up the settings menu. On the settings menu, tap EPDM 
Diagnostics.  
Operation 
The EPDM screen displays critical engine and electrical system 
operating information. Amperage draw and the status of internal 
digital switches are displayed on the EPDM screen for each engine 
function. Digital switch status is designated by either a green, red or 
gray indicator. 
•  A green indicator denotes that the digital switch is functioning 
properly. 
•  A red indicator denotes that there is a problem with the digital 
switch and it has tripped.
•  A gray indicator denotes that the digital switch is currently 
unused or not receiving power.
To reset a tripped digital switch, press RESET next to the system 
with a fault. To reset the entire EPDM, press RESET ALL on the 
Waypoint Manager 
Waypoints allow you to mark specific locations by latitude and lon-
gitude.  Once the waypoints are established, the Waypoint Manager 
allows you to associate an icon with them for identification.  You can 
delete a single waypoint by using the DELETE key or all of them at 
once with DELETE ALL. Pressing the GO TO … key displays the GPS 
screen containing the currently highlighted waypoint. 
Track Manager 
Multiple tracks for displaying on the GPS map can be established. 
The Track Manager allows you to select tracks to show on the map 
or hide a map not currently used.  You can DELETE one track or 
DELETE ALL at the same time. Touch DONE when finished. 
Chart / Time Setup 
 
This menu option allows you to set up viewing options for the GPS 
Display.
Chart Set-up Parameters 
 
Touch to select the information you want displayed on the GPS 
screen.
Time Set-up Parameters 
 
Used to select correct time zone and clock mode for either 12-hour 
or 24-hour time formats.  You can also enable DST (Daylight Saving 
Time) by touching that box.  Set the GMT Oset time (in hours) by 
repeatedly touching that selection until the appropriate number is 
shown.  Touch DONE when finished.