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from the tan wire or if the tan wire is left disconnected.
Typically the tan wire is connected to the Taillight circuit.
Then anytime the taillight is turned on the Night intensity
level is used and when the taillight is off the Day intensity
level is used.
Turning off the Dial Board Feature
Selecting an intensity level of zero for both the Day
and Night settings turns off the Dial Controller part of the
Mega 475. This should be done anytime the Mega 475 is
being used without a dial board, to keep from getting
constant error messages.
Error Messages
In the event of a communication error between the
Mega 475 and the Dial Display board, the bottom line on the
Mega 475 screen will flash between three dashes and an
error code number.
E-01: A “No Board” error code of 1 shown as E-01 on the
screen, means the Mega 475 cannot detect the Dial Display
board. This can be caused by the Dial Display not having
power, or there is a problem with the purple wire not making
connection between the Mega 475 and the Dial Display
board.
E-02: A “Communication Fail” error code of 2 shown as E-
02 on the screen, means the Dial Display board not receiving
good data. This is usually caused by a problem with the blue
wire not making connection between the Mega 475 and the
Dial Display board.
A error code of Err shown on the Dial Display, is caused by
a problem with the blue wire not making connection between
the Mega 475 and the Dial Display board.
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