Oki MICROLINE 320 Turbo Maintenance Manual page 111

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Data receiving failure
Is the SEL LED blinking?
No Yes
Printer went into the print suppress mode.
Wait until printer to receives DC1 code, or change the menu item "Print
suppress-Ineffective" when the function is not required.
Is the I/F RS232C?
No Yes
To step
Does the SEL LED light up?
Yes No
Press SEL key.
Remedied?
No
No
10-1
Disconnect I/F cable.
Does the SEL LED light up?
No
Replace Driver board.
Remedied?
No Yes
End
Replace I/F cable.
42089201TH Rev.4
10-2
Yes
Does the printer receive data properly?
To step 10-1
Yes
Change menu item I-prime to invalid, or check for defective cable.
Yes
End
Oki Data CONFIDENTIAL
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