Oki OKIPAGE 24DX Service Manual page 50

(i) LED head is set to the correction control read mode and all correction data stored in EEPROM within the
correction control LSI are read by CPU, and stored temporarily in the memory.
(ii) Next, LED head is set to the correction control direct mode and the correction data stored temporarily in the
memory is transferred directly to the LED driver.
(i) Read of correction data