2.ProductSpecicationsandDescription
-PartCode:JC92–02661A
NOTE
ThismainboardisforallmodelsoftheM4370/M5370series
-PartName:PBA-MAIN
2.11.2.MSOK
MSOKPBAconsistsofaEEPROM(256K-bit)thatisstoredforallsystemoperationinformationlikeasystemparameter,
devicestatus,techinformation,andserviceinformation.
NOTE
Whenamainboardneedstobeexchanged,theMSOKPBAshouldbere-installedtothenewmainboardtoretainthesystem
information.
2.11.3.FaxJointPBA
ThefaxjointPBAisusedforinterfacingbetweenthemainboardandmodemPBA(faxcard).ItusesUARTforinterface.
•Information
-PartCode:JC92-02439A
-PartName:PBA-FAXJOINT
•Connection
1MainBoardInterfaceConnector
2Modem(Fax)CardInterfaceConnector
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