Lenovo ThinkPad R61 Hardware Maintenance Manual page 77

ECA
Engineering Change Announcements (
EEPROM
ECA
1.73
1. ThinkPad
2.
3. ECA
(ECA /EEPROM
4.
(EEPROM
ECA
ThinkPad
: EEPROM ECA
ECA
1. ThinkPad
2.
3. ECA
(ECA /EEPROM
4.
EEPROM (EEPROM
ECA
ECA
6. Set ECA Information (ECA
2. Read ECA/rework number from EEPROM
5. Read box build date from EEPROM
EEPROM ECA
ThinkPad
6. Set ECA Information (ECA
1.Write ECA/rework number from EEPROM
4. Write box build date from
ECA
R61, R61e,
: ECA)
ECA
ThinkPad
/
1.73 ThinkPad
)
)
)
1.73
ECA
1.73 ThinkPad
)
)
)
ECA
R61i (15.4
EEPROM
69
)