Bizhub C458 , new EEPROM

[pinspin]

Hello ! We have a non-working Bizhub C458 - EEPROM1 and EEPROM2 are broken . How to write a new EEPROMs ? We will be grateful for any advice .
Thank you.

[copier tech]

Whats the exact issue you have?

[pinspin]

Whats the exact issue you have?

We got this copier without EEPROM1 and EEPROM2 . We checked this copier with the EEPROMs from another Bizhub C458 - everything worked.
We tried to write new EEPROMs , but got error C-C163

[copier tech]

We got this copier without EEPROM1 and EEPROM2 . We checked this copier with the EEPROMs from another Bizhub C458 - everything worked.
We tried to write new EEPROMs , but got error C-C163

How are you “writing new EEPROMS!?”