Mercury 1st Mate - Hub Horn Signals and Modes

Fob Light State MOB/ON Lights
TDS Warning
TDS unlocked failed
ON light – fade‑in blue, followed by 3 red
blinks, repeating
Indicates: user unlocked TDS from the
app/VesselView or by double‑clicking the
Captain's fob power button
TDS Warning
TDS locked
ON light – 2 blue blinks, followed by blue
fade‑out, repeating
Indicates: user locked TDS from the app/
VesselView or by double‑clicking the
Captain's fob power button
Battery Warning
Low battery
3 consecutive red blinks (repeating at 2.5
second intervals)
Indicates: Fob battery is below 10%
charge
Hub Horn Tables
Hub Horn
Mode
Continuous long beep at 0.5 second intervals until cleared
71208
ON ON ON ON ON
OFF OFF OFF OFFOFF
MOB
3 consecutive short beeps at 0.5 second intervals
OFF
ONON ON
OFF OFF OFFOFF OFF OFFOFF OFFOFF
ONON ONONON ON
71217
Fault
3 short beeps, followed by 3 long beeps, then 3 short beeps
until cleared
OFF
ON ONONONONON
ONON ON
OFF OFF OFF OFF OFFOFF OFF
71209
SOS
FOB LIGHT AND HUB HORN TABLES
eng 17