40MBAB: Service Manual
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
16
DIAGNOSIS AND SOLUTION
EH00 - EEPROM Parameter Error Diagnosis and Solution
Description: Indoor or outdoor PCB main chip does not receive feedback from the EEPROM chip.
Recommended parts to prepare:
• Indoor PCB
• Outdoor PCB
Troubleshooting and Repair:
NOTE: The priority is EH00 followed by EC51.
Shut o
ī
the power and turn it on 2
minutes later.
Is it s
Ɵůů
displaying the
error code?
Th e unit is opera
Ɵ
ng normally.
No
Replace the indoor main PCB (EH 00)/
outdoor main PCB (EC 51)
Yes