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27
NX6 / NX8 / NXA Models
Refrigerator Service Manual
Screens and Diagnostic Segments Information
Screen 1. Diagnostic Mode Active
Screen 1 veri
fi
es all icons are operational by turning
them on. Note: Battery icon will not be displayed if 2-way
model. See illustration.
Press the
MODE
button to bring up screen 2.
code
set
Diagnostic Screen 1 (Initial View)
Diagnostic Screen 1 (Second View)
NOR000125A-1
Screen 2. LED Segments Reliability Check
Screen 2 veri
fi
es all icons are operational by turning
them off. See illustration.
Press the
MODE
button to bring up screen 3.
Diagnostic Screen 2 (Initial View)
Diagnostic Screen 2 (Second View)
NOR000125A-2
Screen 3. Thermistor Fin Temperature
Screen 3 displays the actual
fi
n temperature being
sensed by the thermistor.
This is not the fresh food
cabinet air temperature
. The illustration below shows
the
fi
n temperature to be 20°F
Press the
MODE
button to bring up screen 4.
Diagnostic Screen 3 (Initial View)
Diagnostic Screen 3 (Second View)
NOR000125A-3
Screen 4. Stored Fault History
Screen 4 displays stored fault history using lighted LED
segments. Refer to illustration below for fault history
de
fi
nitions of the individual LED segments.
If a fault
occurred, its assigned fault history LED will be on
.
Press the
MODE
button to bring up screen 5.
Diagnostic Screen 4 (Initial View)
Diagnostic Screen 4 (Second View)
1
2
3
5
6
7
4
Door Ajar
AC mode selected
but not available
Ignition Fault
DC voltage low
DC voltage high
AC relay stuck closed
AC heater failed open
NOR000125A-4
Screen 5. Stored Fault History
Screen 5 also displays stored fault history using lighted
LED segments. Refer to illustration below for fault
history de
fi
nitions of the individual LED segments.
If a
fault occurred, its assigned fault history LED will be
on
.
Diagnostic Screen 5 (Initial View)
Diagnostic Screen 5 (Second View)
1
2
3
5
6
7
4
Flame present
with gas off
Service required
error has occured
Thermistor failure
DC heater relay stuck closed *
DC heater relay stuck open *
AC voltage has been high
Not used
NOR000125A-5
Press the
MODE
button to bring up screen 6.
