Instruction manual

Simrad AP16 Autopilot
80 20222121A
Display readout Probable fault Recommended action
Shallow water
(Only if AP25 is
part of the
system)
The depth is inside
the set limit or outside
the range.
Depth data is missing.
1. Carefully observe the actual
depth.
2. Adjust the alarm limit if not
hazardous.
3. Steer to safe depth, the alarm
will reset automatically.
4. Turn off the shallow alarm if
data is missing.
Compass data
missing
No data from selected
compass.
1. If more that one compass is
connected to the system, refer to
the User Setup2/Source select
menu to select a different
compass.
2. Make a source update if no
compass is available.
3. Check connections.
4. Replace compass PCB (Note: Do
not cut cables. There are screw
terminals inside).
No connection
with IPS system
Data missing or
erratic
Check connections to Volvo
Autopilot Interface. Also refer to
the Volvo IPS User Manual.
Failure active
Control Unit
Active control unit
goes silent.
1. Press the STBY button on an
"Inactive" unit to reset.
2. Check/repair Robnet2 cable.
3. Replace the control unit PCB.