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28
Refrigerator Service Manual
NX6 / NX8 / NXA Models
Screen 7. Power Board Inputs
Screen 7 displays "live" power board inputs using lighted
LED segments. Refer to illustration below for "live" input
de
fi
nitions of the individual LED segments.
If a power
board input is active or "live," its assigned input
LED will be on.
Press the
MODE
button to bring up screen 0.
Screen 9. Power Board DC Input Voltage Status
Screen 9 displays DC voltage status using lighted LED
segments. Refer to illustration below for de
fi
nitions
of the individual LED segments.
If DC voltage at the
power board is within normal range (10.5 to 15.4
Vdc), LED segment 4 will be on
.
Screen 0. Power Board AC Input Voltage Status
Screen 0 displays AC voltage status using lighted LED
segments. Refer to illustration below for de
fi
nitions of
the individual LED segments.
If AC voltage at the power board is within normal
range (108 to 132 Vac), LED segment 4 will be on
.
Press the
MODE
button to bring up screen 8.
Diagnostic Screen 7 (Initial View)
Diagnostic Screen 7 (Second View)
1
2
3
5
6
7
4
Flame is sensed
Not used
Food compartment light
is off and door is closed
Thermistor is sensing fin temperature
Not used
Not used
Not used
NOR000125A-7
Screen 8. Power Board Outputs
Screen 8 displays "live" power board outputs using
lighted LED segments. The following illustration
provides de
fi
nitions of the "live" outputs indicated by the
individual LED segments.
If a power board output is
active or "live," its assigned output LED will be on.
Press the
MODE
button to bring up screen 9.
Diagnostic Screen 8 (Initial View)
Diagnostic Screen 8 (Second View)
1
2
3
5
6
7
4
DC heater relay
is energized *
DC power to
light switch
AC heater relay is energized
DC power to divider heater
Gas valve relay is energized
DC power to ignition circuit
Not used
NOR000125A-8
Diagnostic Screen 9 (Initial View)
Diagnostic Screen 9 (Second View)
1
2
3
5
6
7
4
Not used
Not used
DC voltage higher than 15.4 volts
Not used
DC voltage normal
Not used
DC voltage lower than 10.5 volts
NOR000125A-9
Diagnostic Screen 9 (Initial View)
Diagnostic Screen 9 (Second View)
1
2
3
5
6
7
4
Not used
Not used
AC voltage higher than 132 volt
Not used
AC voltage normal
Not used
AC voltage lower than 85 volts
NOR000125A-0
Diagnostic Screen 6 (Initial View)
Diagnostic Screen 6 (Second View)
NOR000125A-6
Screen 6. Erasing Fault History
Screen 6 provides a way to erase fault history from
memory. When
fi
rst entering screen 6, Er will be
displayed. To erase the fault history:
1. Press and hold the
button until
shows
on the screen.
2. Once CL is displayed, release the
and wait 5
seconds.
3. Press and hold
until Er is displayed again.
The fault history has been cleared.
Press the
MODE
button to bring up screen 7.
Screen and Diagnostic Segments Information - cont’d.
