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In the event of the AP12H failing, the LED located under the terminal bay cover of the SCP12 Course
Computer can be used to identify the potential source of the problem -
Flashes Diagnosis Fault Location
2 Invalid rudder feedback reading from SLF12 SLF12
4 Current limit exceeded SRP12, SCP12
5 Control unit not connected SFC12
6 No compass data received SHS12
7 No compass/controls detected SFC12, SHS12, SCP12
8 Rudder limits not set / calibration failed SLF12, SCP12
In the event of the AP12R failing, the LED located on the circuit board under the black cover of the
SRD12 Drive Unit can be used to identify the potential source of the problem -
Flashes Diagnosis Fault Location
5 Control unit not connected SFC12
6 No compass data received SHS12
7 No compass/controls detected SFC12, SHS12, SRD12
8 Compass calibration failed SRD12
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