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7 FAULT DIAGNOSTICS
All errors of the Power Board and the Clock Board are displayed using the seven segment digits on
the Clock Board.
There are two types of fault codes,
A – Alert codes: These are customer errors which can be solved by generally letting the product
cool down, or powering it o then on at the wall. These codes will show the letter A, followed by a
number.
F – Failure Faults: These are generally caused by component failure, and will either be in the User
Interface (UI) or the Power Board (PB).
Example: F 2 01
(Fault) |-------------------------------- F means fault, which typically requires a technician.
|--------------------- 1 means that the error occurred on the Clock Board.
2 means the error occurred on the Power Board.
|---------- xx is the type of the error. In this case “01” means initialisation error.
No clock board found.
Example: A1 ---------------------------- A indicates an alert, followed by a number, which tells
(Alert) the user the kind of alert and what to do next
(“1” means over-temperature).
7.1 User Alert Codes
Alert
Code
Possible Cause What to Check
A1 The oven has overheated :
The temperature around the
power board is too hot.
The temperature around the
clock board is too hot
• Power Board, Clock Board or cavity over-temperature.
• Let the oven cool down, the alert should clear itself.
• If this alert happens frequently, check the cooling fan(s) for
proper operation. Make sure the oven is not used in a hot
environment and that it can emit its heat properly.
• Replace the cavity temperature sensor.
• Replace the Power Board.
• Replace the Clock Board.
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