d-Color MF4003/MF3303
L TROUBLESHOOTING > 3. TROUBLE CODE
L-19
3. TROUBLE CODE
3.1Overview of trouble code
• The machine’s CPU performs a self-diagnostics function that, on detecting a malfunction, gives the corresponding trouble code on the
control panel.
3.2Overview of troubleshooting procedure
• When a trouble code is displayed, confirm that if the displayed code is the target of the "Self-diag. (Full)". (Check the "Self-diag. (Full)" field
on the List of the trouble code)
• If it is the target of the self-diagnosis, execute the "Self-diag. (Full)".
If [NG] is displayed as the result of the "Self-diag. (Full)", perform the troubleshooting against each item of "Error code".
• If it is not the target of the self-diagnosis, perform the troubleshooting against each item of "Trouble code".
NOTE
â–ª Only in the case that trouble cannot be resolved even after the troubleshooting against each item of "Error code" from the
"Self-diag. (Full)", perform the troubleshooting against each item of "Trouble code".
• After the troubleshooting against each item of "Trouble code", execute the "Self-diag. (Full)" again, and make sure that all troubles on each
device have been resolved.
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