Fault Finding (Cooker) - Stanley Alpha 120 Servicing Instructions

Fault Finding
Information system
The information system communicates with the outside world using a LED (the used Flash-Code is similar to the Morse
Code). The messages are optically transmitted by flashing appropriately a LED. Using an (optional) additional terminal the
messages can be recorded and displayed in easily readable form.
Programming sequence display
The built-in microprocessor controls not only the programming sequence but the information system too. The individual
phases of the programming sequence are displayed as Flash-Code.
The following messages can be distinguished:-
FIG. 44
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