Error code
Description
Possible error cause
Error clearing
E2
Overheating of the induction coils
/
Cooling down necessary
ER03 &
Permanent use of keys;
Water or cooking utensils on the
Cleaning of the
permanent tone
Control unit cuts off after 10 sec
glass above the control unit
operational surface
E5
Error on filter board
Controller flash defect; check sum not correct
Exchange filter board
5V short circuit with power unit
12V on power unit too low
temperature sensor at cooling body defect
mains synchronous impulse incorrect
Unknow error,
cannot be cleary identified
E9
Exchange temperature sensor
ER12
Control switches off after 10 sec
Short-circuit in the 5V or earthed control relay
Exchange control unit
Control switches off after
60sec at the latest
Short-circuit or disconnected
Remove the cause
pan sensor or power supply
(customer service)
ER20
Flash-failure
µC- faulty
Exchange control unit
Control unit cuts off after controlling
Standard algorithm reaches limit when
Allow cavity to cool down.
due to overheating to
overheated. Ambient temperature of
Check heat sealing-off
avoid damage to the electronics
electronics still to high
of control unit.
Key evaluation defective;
after 3.5 – 7.5 sec
Secondary voltage of the power
supply unit too high (primary>300V).
Control switches off after 1s and a
permanent acoustic signal is heard
Relay voltage too high in switched
-off condition (nominal: 0 Volt)
ER31
Configuration data incorrect
Configuration data incorrect
Configuration necessary
ER33
Clean
NTC value is not within it’s
specification (value < 200mV or
>4.9V; control unit cuts off)
Faulty feedback of shift register
or relay activation
ER39
turn-off and call Customer Service
Secondary operational voltage is
identified under tension;
Operational voltage is
the adjusted value
Communication error between
None or faulty
Ensure that connection cable
TC and induction
communication
is plugged on correctly
Secondary voltage of the power
unit to high (primary > 300V).
Control unit is wrongly connected.
Connect to correct
Control unit cuts off after 1sec
mains voltage
releasing a permanent tone.
“H”
Wait until the control card returns
Flashes
to the normal temperature
FA
Error on key "ON-OFF" emitter
Security key error
FC
Error on key "ON-OFF" receiver
Security key error
FE
Ntc short
Touch error
Ft
Ntc open
Touch error
Fc
Over temp T>96°C
Touch error
T<96°C
Fr
Error on relay
Touch relay failure
FH
Eeprom check sum
Eeprom checksum error
FJ
Error on Adc
Security key error
turn-off and call
F0
Error on Sw
Software error
Customer Service
FL
Error on ambient light
Keyboard error
FU
Error divisor
Security key error
turn-off and call Customer Service
Hot pan on the control card; faulty radiant hotplate seal
ER47
U400
Wrong programming options (fuses, lockbits)
ER40
Primary PTC too hot
min.5 s too low, according to
ER37
Return of sliding register signals to select,
turn-off and call Customer Service
signals to the segment
segment or relay triggering incorrect
Water on the glass above the control card
ER36
Short-circuit or discontinuation at NTC
Exchange control unit
ER25
Control wrong connected
Connect to correct mains voltage
ER26
Short circuit in the relay voltage control
Replace the control
Short-circuit or discontinuation at NTC
Exchange control unit
control unit cuts off
in the range of the key evaluation
ER16
Control switches off
ER21
ER22
Coil temperature sensor defective
ER13
Component part defect
Exchange control unit
E6
Error on power unit
Exchange power unit
E7
Sub LIN error between filter and power unit
turn-off and call Customer Service
Disconnect control unit from
the power system
too different from
ER42
The voltage is exceeding from the valid range
or there is too much variance
turn-off and call Customer Service
17
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