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To check what ECAs have been previously applied to the machine, use the ECA
Information Read/Write function on the CE Utility Diskette for Lenovo 3000
notebooks.
1. Insert the CE Utility Diskette for Lenovo 3000 notebooks, and restart the
computer.
2. From the main menu, select 6. Set ECA Information.
3. To read ECA information, select 2. Read ECA/rework number from EEPROM
and follow the instruction.
4. To read box build date, select 5. Read box build date from EEPROM, and
follow the instruction on the screen.
After an ECA has been applied to the machine, the EEPROM must be updated to
reflect the ECA's application. Use the CE Utility Diskette for Lenovo 3000
notebooks to update the EEPROM.
Note: Only the ECA number is stored in the EEPROM. The machine type of the
ECA is assumed be the same as the machine type of the machine that had
the ECA applied to it.
1. Insert the CE Utility Diskette for Lenovo 3000 notebooks, and restart the
computer.
2. From the main menu, select 6. Set ECA Information.
3. To write ECA information, select 1. Write ECA/rework number from EEPROM,
and follow the instruction.
4. To write box build date, select 4. Write box build date from EEPROM, and
follow the instruction on the screen.
If the system board is being replaced, try to read the ECA information from the old
system board and transfer the information to the new system. If the system board
is inoperable, this will not be possible.
FRU replacement notices
42 MT 8922