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bizhub C4000i/C3300i
Self-diag. (Full) Flow
Start Self-diag. (Full)
Diagnosis result
NG
Display Error Code key
Display error codes
Troubleshooting against each error code
NOTE
▪ Only displays the detected error codes.
Diagnosis procedure
1. Display the [Self-diag. (Full)] screen.
• Display by selecting [Service Mode] -> [State Confirmation] -> [Self-diag. (Full)].
• Turn the main power switch on while pressing the power key. After a short beep sound is made once, release the power key and wait
to display the Self-diag. (Full) screen.
2. Press the Start key to start the check procedure.
3. The result of the diagnosis is displayed for every item. (OK/NG)
NOTE
▪ If a trouble code is detected during executing the Self-diag. (Full), the trouble screen will be displayed, and the Self-diag.
(Full) will be interrupted. When the trouble screen is displayed, turn OFF the main power switch to finish the Self-diag. (Full).
Then, turn ON the main power switch while pressing the power key to restart the Self-diag. (Full).
4. After completing the Self-diag. (Full), load A4/A4S paper in the manual bypass tray, the [Printing] key will appear in the top area of the
screen. If the self-diagnosis result report is required, touch the [Printing] key to print out the "Self-diagnosis result report."
NOTE
▪ If there is no paper loaded on the manual bypass tray, the [Printing] key will not appear. Also, if any paper with a size other
than A4/A4S is loaded, the [Printing] key will not appear.
▪ The "Self-diagnosis result report." can be printed out after completing the Self-diag. (Full). (Printable even if NG is displayed)
5. If [OK] is displayed for all diagnosis items, finish the Self-diag. (Full).
• If starts from the Service Mode, touch [END].
• If starts by turning ON the main power switch, turn OFF the main power switch.
6. If [NG] is displayed, carry out procedure "Troubleshooting when NG is detected."
NOTE
▪ It takes approx. 200 seconds for check if all items are OK.
▪ When the trouble code (C6###, C91##, CE301, CE304) is displayed, the self-diag. (Full) may not complete. In that case, finish the
Self-diag. (Full), and perform the troubleshooting against each trouble code.
▪ When operation is disabled (screen frozen) during displaying the diagnosis result confirmation screen, turn OFF the main power
switch to finish the diagnosis. Wait for 10 sec. or more, and turn ON the main power switch.
▪ If Self-diag. (Full) is started by turning ON the main power switch, it cannot move to Normal Mode or Service Mode. To change the
mode, turn OFF the main power switch, and turn it ON again after 10 seconds.
Auto Execution of Self-diag. (Full)
• Set the [Switch NO.163] to [00000010] at [Bit assignment] and [02] at [HEX assignment] in [Service Mode] -> [System 2] -> [Software
Switch Setting], so that the "Self-diag. (Full)" can be executed automatically when a "trouble code" occurred.
NOTE
▪ If this function is set on a client MFP, make sure to reset the settings after completing an operation check and troubleshooting.
Sequence of Auto Execution of Self-diag. (Full)
1. Errors are detected. (Trouble codes are displayed, and the MFP stops.)
2. The MFP reboots automatically. (The MFP reboots automatically up to three times.)
3. The Self-diag. (Full) is executed automatically.
4. After completing the Self-diag. (Full), the MFP stops with the self diagnosis screen being displayed.
5. If [OK] is displayed for all diagnosis items, turn OFF the main power switch to finish the Self-diag. (Full).
6. If [NG] is displayed, carry out "Procedure (when NG is detected)."
When NG is detected
1. If [NG] is displayed, the [Error Code] key appears to the self diagnosis screen.
2. Touch the [Error Code] key to display the [Error Code] screen.
3. Check the displayed "Error Code", and turn OFF the main power switch.
4. Refer to [TROUBLESHOOTING/Error code list], and preform the troubleshooting against each error code.
OK
Finish self diagnosis
I-50
I SERVICE MODE > 13. State Confirmation
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