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E70: Mos expansion 1
An electrical problem has arisen in the expansion of system 1, probably a short circuit.
Check if the expansion connector of system 1 is properly inserted in the motherboard and if there are no
uncovered wires causing a short circuit;
Check if the expansion of system 1 is sound and is not "burnt". If it is burnt then replace it.
E71: Mos expansion 2
An electrical problem has arisen in the expansion of system 2, probably a short circuit.
Check if the expansion connector of system 2 is properly inserted in the motherboard and if there are no
uncovered wires causing a short circuit;
Check if the expansion of system 2 is sound and is not "burnt". If it is burnt then replace it.
E72: Mos expansion 3
An electrical problem has arisen in the expansion of system 3 probably a short circuit.
Check if the expansion connector of system 3 is properly inserted in the motherboard and if there are no
uncovered wires causing a short circuit;
Check if the expansion of system 3 is sound and is not "burnt". If it is burnt then replace it.
E73: Mos expansion 4
An electrical problem has arisen in the expansion of system 4, probably a short circuit.
Check if the expansion connector of system 4 is properly inserted in the motherboard and if there are no
uncovered wires causing a short circuit;
Check if the expansion of system 4 is sound and is not "burnt". If it is burnt then replace it.
E80: NTC1 Probe Break
The NTC1 temperature probe cable, located in the water storage tank, is broken (only if the probe is enabled
and is present on the machine).
Check if the temperature probe connector is properly connected;
Check if connector CN4 is properly connected to the motherboard;
If the error persists then replace the temperature probe (see the instructions in paragraph 6.6.2).
E81: NTC1 ProbeShortC
The NTC1 temperature probe cable, located in the water storage tank, may be shorted (only if the probe is
enabled and is present on the machine).
Check if the temperature probe connector is properly connected;
Check if connector CN4 is properly connected to the motherboard;
If the error persists then replace the temperature probe (see the instructions in paragraph 6.6.2).
E82: NTC2 Probe Break
The NTC2 temperature probe cable, located in the steam generator, is broken (only if the probe is enabled
and is present on the machine).
Check if the temperature probe connector is properly connected;
Check if connector CN1 is properly connected to the motherboard;
If the error persists then replace the temperature probe (see the instructions in paragraph 6.6.2).
E83: NTC2 ProbeShortC
The NTC2 temperature probe cable, located in the steam generator, may be shorted (only if the probe is
activated and is present on the machine).
Check if the temperature probe connector is properly connected;
Check if connector CN1 is properly connected to the motherboard;
If the error persists then replace the temperature probe (see the instructions in paragraph 6.6.2).
Summary of Contents for AF2 C Series
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