Airwell AWAU-YMF009-C12, Руководство по обслуживанию

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HMF Series 41 Version - 0
10.2 Diagnosis and Solution
10.2.1 EEPROM parameter error diagnosis and solution
If the EEPROM chip
is welded on main
PCB, replace the
main PCB directly.
Otherwise, check
whether the
EEPROM chip
plugged in main PCB
well?
Yes
No
Yes
Correct the connection.
Replace the indoor main
PCB.
Shut off the power supply and
turn it on 5 seconds later. Is it
still displaying the error code?
EEPROM: a read-only memory whose contents can be erased and reprogrammed using a pulsed
voltage.