H3 means abnormal high temperature. Check the thermistor if its shorting or is worn-out or heat roller worn-out.After repair then clear with command 14.
I have aproblem with sharp ar-336?
the code is u2-11
You can try this it works for older Sharp models.
SOURCE: sharp ar 407
Hello sir;There have a procedure to reset;
1, press "program", "interupt", "clear", "interupt"
2, enter 14, then press start,then enter 0, press start again. then press clear.
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