Diagnostics; Display Panel Operation - Viking VCSB542 Service Manual

Diagnostics

Display Panel Operation

The unit being serviced has a control panel that allows operation of the unit as well as diagnostic abilities.
See the information below for details.
Operation
Keyboard Entry Tone
Command Accepted Tone
Activate Controls Pad
Freezer Temperature Pad
Ref Temp Pad
Higher Temp Pad
Lower Temp Pad
Max Freezer Pad
Max Ref Pad
Alarm Off Pad
Hidden Button
Display Off Pad
© 2010 Viking Preferred Service
Description
Indicates a pad was pressed, command was
read, and accepted
Three short tones sound indicating a
command has been accepted
If the pad is activated, the display panel
remains active at least 10 minutes after the
door is closed
Freezer indicator light will glow and freezer
temperature will be displayed.
Factory setting is 5
Refrigerator indicator light will glow and
refrigerator temperature will be displayed.
Factory setting is 5
Raises temperature settings one bar at a
time
Lowers temperature settings one bar at a
time
Sets freezer temperature to coldest setting.
Factory setting is 4 hours
Sets refrigerator temperature to coldest
setting. Factory setting is 4 hours
Turns alarm signal off
Puts unit in program mode
Deactivates control panel
How to Access Function
To turn off entry tone, press and hold
"ACTIVATE CONTROLS" pad for
3 to 5 seconds
Press the "ACTIVATE CONTROLS" pad
Press "HIGHER TEMP" or "LOWER TEMP"
pad
Press "HIGHER TEMP" or "LOWER TEMP"
pad
Press "HIGHER TEMP" pad. To raise
temperature at a faster rate, hold the pad
down
Press "LOWER TEMP" pad. To lower
temperature at a faster rate hold, the
pad down
Press "MAX FRZ" Pad to engage.
A second press will disengage feature
Press "MAX REF" pad to engage.
A second press will disengage feature
Press "ALARM OFF" to terminate audible
alarm, visual indicator light will continue
to blink until alarm condition is cleared or
permanently disabled. To reactivate,
press and hold "ALARM OFF" pad for
3 seconds
Open refrigerator door. Press "ACTIVATE
CONTROLS" pad. Press hidden button
(refer to control panel for unit being
serviced). Within 6 seconds of pressing
the hidden button, press "MAX REF",
"MAX FRZ", "MAX REF", "MAX FRZ".
Tone will sound 3 times and control will
be in program mode A. Refer to Program
Mode section
Press "DISPLAY OFF" pad to deactivate
display. Press "ACTIVATE CONTROLS"
pad to reactivate
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