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PRO
PILOT
725 INSTALLATION & SERVICING MANUAL
SFLT 002
NOVRAM
CHECKSUM
ERROR
•
This
fault
may
indicate
that
the
Autopilot's
stored
parameters
are
no
longer
valid,
these
should
be
checked
before
further
use.
SFLT 033
PORT ‘A’ HANDSHAKE ERROR
• This is likely to indicate that the port A handshake has been
incorrectly selected. Check the correct position of switch 1
inside the 618 Distribution Box. Only set switch 1 down if the
yellow and green connections are used on port A
SFLT 036
COMPASS MESSAGE FAULT
• The compass message has not been received correctly by the
618 Distribution Box.
If this occurs repeatedly then the compass should be repaired.
SFLT 065
PORT MESSAGE OVERRUN ERROR
• The messages received by the 618 Distribution Box for the
Autopilot Control is longer than expected.
It could be caused by excess electrical noise interfering with the
data cables of the Autopilot Control or by a faulty IC9 in the
Distribution Box.
SFLT 066
PORT READ CHECKSUM ERROR
• The messages received by the 618 Distribution Box for the
Autopilot Control is longer than expected.
It could be caused by excess electrical noise interfering with the
data cables of the Autopilot Controls or by faulty IC9 in the
Distribution Box.
SFLT 070
PORT A TIMEOUT
• The alarm will occur if port A in the Distribution Box is
incorrectly selected or if a control unit fails to respond. Check
the Distribution Box for the position of switch 1, wiring of Port
A connections or a faulty IC9.
SFLT 071
PORT B TIMEOUT
• The alarm will occur if port B in the Distribution Box is
incorrectly selected or if a control unit fails to respond. Check
the Distribution Box for the position of switch 2 and the wiring
of Port B connections.
Error and Fault Messages
