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1
9
/2
2
T
1
-8
8
-0
5
N
u
r
z
u
m
in
te
rn
e
n
G
e
b
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c
h
Cyclical bargraph
or Er 31 or Er 47
Wrong touch control
Insert touch control with the correct
component number.
Er 20
Flash error
Data not plausible
Flash ROM test sum incorrect
Programming options incorrect
Touch control component fault
Replace the touch control.
Er 22
Key interpretation defect, touch
control switches off after 3.5-
7.5 sec.
Short circuit or interruptions in the key
interpretation
Replace the touch control.
Er 03 or
Permanent key operation, cont-
rols switch off after 10 sec.
Liquid or cookware on the glass
above the controls
Clean the glass ceramic surface.
Power setting
back to 0
IHE component fault
Replace IHE.
L
No error!
Childproof lock activated
Deactivate the child-proof lock.
Error code
Description
Possible cause of fault
Measuring
Remedy