Samsung CLX-8640ND - Page 72

2.ProductspecicationsandDescription
3)MSOK
MSOKPBAisusedtostoreallsysteminformationandconsistsofaserialashmemory,aEEPROMandaXCRUM.The
ashmemory(4MBbyte)andEEPROM(256Kbit)areusedforallsystemoperation(systemparameter,devicestatus,
techinformation,andserviceinformation).
NOTE
Whenamainboardneedstobeexchanged,theMSOKPBAshouldbere-installedtothenewmainboardtoretainthesystem
information.
4)FAXJOINTPBA
TheFAXJOINTPBAisusedforinterfacingbetweenthemainboardandmodemPBA.ItusesUARTforinterface.
•Information
-PartCode:JC92-02439A
-PartName:PBA-FAXJOINT
•Connection
1MainPBAI/Fconnector
2ModemCardI/Fconnector
2-60Copyright©1995-2013SAMSUNG.Allrightsreserved.