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Number of Cylinders
This setting is used by the Tach, RPM shift, and the
Replay Tach in calculating the engine RPM.
Shift Number
The Shift Number is displayed on the right side of
line 4 and corresponds to the displayed Shift Point, which
means if the Shift Number was a 2, the Shift Point for the
second shift is being displayed on line 2. To view all of the
Shift Points, move the selection arrows to line 4 using the
NEXT key. With the selection arrows on line 4, each time
the ZERO key is pressed and released the Shift Number will
increase by one and the corresponding Shift Point will be
displayed on line 2. If the Shift Number is five and the Zero
key is pressed and released, the Shift Number will be set to
one.
Shift Mode (Down Arrow key)
The Shift Mode is used to select whether +12 Volts is
applied or removed from the output for the shift. Select the
setting “LO” (Normally Closed) for shifter requiring the
removal of +12Volts to shift. Select the setting “HI”
(Normally Open) for a shifter requiring +12Volts to shift.
The Shift Mode can only be changed when viewing the first
shift. To change the Shift Output, while the Shift Number is
set to one and the selection arrows are on line 4, press and
release the Down Arrow key. Each time the Down Arrow
key is pressed and released the Shift Output Mode will
toggle between the “HI” and “LO” settings.
Shift by RPM or Time (Up Arrow key)
The Mega 475 can handle up to five shifts on each
pass. These five shifts can be made by time, RPM, or a
combination of both. To select if a shift will be by time or
RPM, while the selection arrows are on line 4, press and
release the Up Arrow key. Each time the Up Arrow key is