4. Trouble Shooting
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60
Inverter PCB & Main
EEPROM check sum error
EEPROM Access error
and Check SUM error
1. EEPROM contact defect/wrong insertion
2. Different EEPROM Version
3. ODU Inverter & Main PCB assembly damage
Display
code
Title
Cause of error
Check point & Normal condition
■
Error Diagnosis and Countermeasure Flow Chart
Is EEPROM insertion normal?
No
Yes
Recheck power and installation condition
1.Check EEPROM insert direction/connection condition
2.Check EEPROM Check SUM
→
Replace if abnormality found
Is inverter PCB assembly normal?
No
Yes
Replace inverter PCB assembly
Yes
MAIN PCB assembly normal?
No
Replace MAIN PCB assembly
Check Point
- Check the EEPROM Check sum & Direction
<MAIN PCB>
<EEPROM Direction Check Point>
27/30/40k
Summary of Contents for Multi-Inverter Type
Page 123: ...P NO MFL36552501 APRIL 2008 ...
