Toshiba GR-RB449WE-PMJ Owner's Manual page 25

Opening warning and alarm control
When open the refrigerator door, the door open music will play.
If the door is not closed in two minutes, the buzzer will sound until the door closed.
Press any one button to stop the buzzer alarm.
Fault indication
The following warnings appearing on the display indicate corresponding faults of
the refrigerator. Though the refrigerator may still have cold storage function with the
following faults, the user shall contact a maintenance specialist for maintenance, so
as to ensure optimized operation of the appliance.
Fault code Fault description
E1 Temperature sensor failure of refrigerating chamber
E2 Temperature sensor failure of freezing chamber
E3 Temperature sensor failure of variable chamber
E5 Freezing defrost sensor detection circuit error
E6 Communication error
E7 Ambient temperature sensor error
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