Alternator
Alternator
Alternator Speed
Speed
Speed (Hertz)
(Hertz)
(Hertz) Screen
Screen
Screen
The Alternator Speed (Hertz) Screen is the third
screen in the Diagnostic Mode. See the following
figure and
. To enter this
screen, press the LO SET button while in the Current
(microAmperes) Screen.
This screen displays the alternator speed as a 3
digit number (AS), rounded to the nearest 5 Hz. The
display is a readout and cannot be changed. If the
alternator speed is greater than 999 Hz, the display
will show 999.
The Hz indicator lights green to show that you are
viewing the Alternator Speed (Hertz) Screen.
Press the LO SET button to advance to the
Low Voltage Lock Screen, page 13
. Press and hold
for approximately 5 seconds to return to Operating
Mode.
Figure 8 Alternator Speed (Hertz) Screen
Low
Low
Low Voltage
Voltage
Voltage Lock
Lock
Lock Screen
Screen
Screen
The Low Voltage Lock Screen is the fourth screen in
the Diagnostic Mode. See the following figure and
. To enter this screen, press
the LO SET button while in the Alternator Speed
(Hertz) Screen.
This screen displays the status of the Low Voltage
Lock. If the setting is locked, the lock image (LK)
appears to the left of the Lo display (LD). If the setting
is unlocked, the lock image does not appear.
To change the lock status, press and hold the
LO SET button until the lock image appears
or disappears. If the lock is set, the image will
also appear on the Low Voltage Setting Screen
when in low voltage mode. (See the figure in
Adjusting the Low Voltage Setting, page 10
.)
Note
Diagnostic Mode cannot be exited from this
screen, because pressing and holding the
LO SET button is used to turn the lock on or
off. To exit, press LO SET momentarily to
return to the Voltage (kiloVolts) Screen, then
exit Diagnostic Mode from there.
Figure 9 Low Voltage Lock Screen
3A7504A
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