Oki PACEMARK 4410 Service Manual page 153

F Printer operates normally but characters are not printed. (With Option Serial Board used)
• Self Diagnosis Printing conducted normally?
Yes No
• Replace PMA-Board.
• The interface cable connected properly?
Yes No
• Connect the cable properly.
• The serial interface setting adjusted for the system?
Yes No
• Set it properly.
• Replace the interface cable. Recovered?
No Yes
• End
• With Menu, check Printer's recognition of PAA-Board, the Option Serial Board attachment.
At Menu Setting, select "Set-up" as Group and "Host Interface" as Item. If "Opt. Card" is displayed
in Set Window, Printer recognizes PAA-Board.
• PAA-Board recognized by Printer?
Yes No
• PAA-Board and PMA-Board connected properly.
Yes
• Replace PAA-Board.
• With Menu, check Printer's recognition of Option Serial Board.
At Menu Setting, if "Serial I/F (OP)" is displayed as Group, Printer recognizes Option Serial
Board.
No
• Connect them properly.
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