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Diagnostics and Service Information
Model Verifi cation
Upon entering Service Mode,
mvv
will be displayed, where
m
indicates unit model number and
vv
indicates software version (see chart below). The software version cannot be changed in the fi eld.
Model No. (m)
Model Select
Model No. (m)
Model Select
1
Wine Reserve
4
Bar Unit
2
Beverage Center
5
Fresh-Food
3
Double-Drawer
6
Outdoor/Indoor
NOTE: Indicates keypad used only on some
models.
To Enter Service Mode:
Press keypads A, B and D simultaneously for 5 seconds.
To Exit Service Mode:
Press keypads A, B and D simultaneously for 5 seconds or enter
Service Mode Option 1 6.
Service Mode Test Options
Diagnostic
Mode
Diagnostics
Description
01
Showroom
Mode
Compressor, fans, and heaters are disabled. When fi rst entered,
displays "On" for 5 seconds and displays "OUt" as it exits
Service Mode. Next time entered, displays "OFF" for 5 seconds
and displays "OUt" as it exits Service Mode.
Note:
Flashes the
degree sign off every 10 seconds for 1 second while in showroom
mode. Exits showroom mode when unit is unplugged. Exit this
mode (back to Service Mode) by pressing keypad A, B, or D.
02
Data
Communication
Check
Data string sent from Power Supply Board (PSB) to Logic Board
(LB), back to PSB and checked for accuracy. Displays "P" if OK.
Displays "F" if problem is found.
06
Display Test
The incandescent light, all LED’s, and numeric segments will
illuminate for 5 seconds and then off for 1 second.
To select a diagnostic mode:
Use keypad
A
to increase and keypad
B
to decrease the diagnostic mode.
Press keypad
D
to enter that diagnostic system test.
Upon entering the diagnostic system test, the display code fl ashes three times at the normal fl ash
rate.
1.
2.
3.
Sabboth Mode
If SB is displayed, the unit is in Sabbath mode. Press and hold the two outer keys for 7 seconds to exit.
