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Error Codes
The Avant 4000 display unit includes error codes that indicate problems with the
unit. To correct error conditions, perform the following steps:
1.
Turn the unit off and then back on again to remove the error code.
2.
If the error persists, disconnect all power (AC and battery), and then
reconnect the power and turn the unit back on.
3.
If the error still persists, note the error code and contact your distributor, or
contact Nonin Customer Support at (800) 356-8874 (USA and Canada) or
+1 (763) 553-9968.