E92: User Interface And Main Board Protocol Incongruence Error; E93: Machine Configuration Error - Frigidaire FFLE3911QW Technical & Service Manual

E92: User interface and Main Board protocol incongruence error

E92
Main board, User interface board defective.
Checks to perform:
Disconnect the connector J17(Main Control Board) which
connects Main Control Board and User Interface Board.
Does the E92 alarm appear again?
Check the wiring between the Main Control Board and the
User Interface Board.
• Detach and reconnect the connectors on both boards
several times.
• Check for the continuity of wiring between Main
Control Board and User Interface Board. Is the wiring
ok?
Replace the Main Control Board and repeat the Diagnostic Cycle to check for any further alarms.

E93: Machine configuration error

E93
Main Control Board defective.
Checks to perform:
Replace the User Interface Board and repeat the Diagnostic Cycle to check for any further alarms.
Y
E
S
Y
E
S
WARNING
Check that all the connectors are correctly inserted.
Replace the User Interface Board and repeat the
NO
diagnostic cycle to check for any further alarms.
Replace / Repair the wiring and repeat the diagnostic
NO
cycle to check for any further alarms.
WARNING
Check that all the connectors are correctly inserted.
187
E92
E93