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38
Troubleshooting
Troubleshooting List
The following table shows the various problems with the description, possible causes or corrective action to
take. See Figure 38-1 below.
Hard Reset
A Hard Reset has the following effects to the Electrically Erasable Programmable Read-Only Memory
(EEPROM).
• Resets Current Status to factory settings.
• Clears Review history.
• Clears Error Log history.
Executing A Hard Reset
Below are the steps for executing a hard reset:
1. Turn the control panel disconnect to OFF.
2. While turning the control panel disconnect ON,
press and hold the Escape key
ESC
until the Re-
set screen appears. See Figure 38-2.
3. Press one of the following keys:
1
= Reset
2
= Skip the reset function
If no selection is made within 60 seconds, the
reset function skips.
PROBLEM POSSIBLE CAUSE OR CORRECTIVE ACTION
No display The adjusted contrast is too light or too dark
No Display
Machine is not started
Machine in service mode
Contact your Valley dealer
Screen cycles on and off. Erratic incoming power
Low voltage
Contact your Valley dealer
Screen is dark. The contrast is set too high or too low
Adjust contrast by pressing the home key to got to the status
screen and pressing the up or down arrow keys to adjust
Contact your Valley dealer
Figure 38-1
RESET EEPROM TO FACTORY DEFAULTS?
PRESS 1..RESET 2..SKIP >
Figure 38-2 EEPROM RESET SCREEN