Oki MC873dn - Page 6

45850101TH Rev.1
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Oki Data CONFIDENTIAL
5. REGULAR MAINTENANCE ..................................................5-1
5.1 Cleaning ........................................................................................................... 5-2
5.2 Cleaning of LED lens array ..............................................................................5-3
5.3 Cleaning the Feed rollers and the Retard roller ...............................................5-5
5.4 Cleaning the MPT Feed rollers ........................................................................5-7
5.5 Cleaning Rollers in the ADF .............................................................................5-9
5.6 Cleaning the rollers inside of the ADF ...........................................................5-11
5.7 Cleaning the Document Glass .......................................................................5-12
6. CONNECTION DIAGRAMS ..................................................6-1
6.1 Connection diagram ......................................................................................... 6-2
6.2 Board Layout .................................................................................................... 6-4
6.3 Resistance value ............................................................................................ 6-15
6.4 Firmware Information .....................................................................................6-20
6.4.1 Maintenance board indication stamp .......................................................6-20