Humminbird HELIX 5 SERIES Operation Manual page 144

Digits Format adds a tenth decimal place to the readouts such as Temperature and Depth. Use
the settings to change the display of the decimal place or remove it from the digital readouts.
Examples of the different settings are displayed below. Also, see Views: Change Digital Readouts.
NMEA Output turns the NMEA* output on or off. NMEA Output should be turned On if you
connect the NMEA Output wires of an accessory GPS Receiver or heading sensor cable to another
NMEA-compatible device, such as an autopilot.
*NMEA 0183 is a National Marine Electronics Association standard for data communication.
The following NMEA sentences are output:
DPT - Depth
HDG - True Heading, Pitch & Roll
HDM - Magnetic Heading
MTW - Water Temperature
GLL - Lat/Lon Position
GGA - GPS Fix Data
RMC - Recommended Minimum Specific GNSS Data
VTG - Course Over Ground and Ground Speed
ZDA - Time and Date
When navigating, the following NMEA sentences are also output:
APB - Autopilot Sentence B
BWR - Bearing and Distance to Waypoint
RMB - Recommended Minimum Navigation Info
Sonar sets whether the Sonar views are shown in the View rotation. Select Off to deactivate
Sonar and remove the Sonar Views from the View rotation.
Setup Menu Tab
Digits Format
(Advanced)
Settings: Small tenths, Large tenths, No tenths; Default = Large tenths
Small tenths
NMEA 0183 Output
(Advanced)
Settings: Off, On; Default = Off
Sonar
Settings: Off, On; Default = On
Large tenths
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No tenths