d-Color MF4003/MF3303
I SERVICE MODE > 13. State Confirmation
I-70
Check item
Various USB Check
USB Device
Keyboard (*)
USB Memory (*)
CIS Board Check (Front Side)
I/P Image Bus Check (Front Side)
Line RAM Comparison (Front Side)
CIS Board Check (Back Side)
I/P Image Bus Check (Back Side)
Line RAM Comparison (Back Side)
ADF Board Check
MINET communication check
FAX Board Check (*)
Line 1
CPU Board Check
S800 Compress/Decompression
S800 Output image path
LAN-IF Ping Test (*)
PCIe Check
PCIe device check
• *: The item can be diagnosed with Self-diag. (Individual) only.
13.12.2 Self-diag. (Full)
• To diagnose all items together, those are diagnosed individually with “Self-diag. (Individual)”, and identify the area where trouble occurred
and the parts need to be replaced.
• When a trouble code is displayed, by performing “Self-diag. (Full)”, troubles on the hardware device can be diagnosed.
• The diagnosis result is displayed as [OK] or [NG], and if [NG] is detected, the [Error Code] key will be displayed on the [Full Self Diagnostic]
screen. Touch the [Error Code] key to display the [Error Code List] screen.
Self-diag. (Full) Flow
Start Self-diag. (Full)
Finish self diagnosis
Troubleshooting against each error code
Display Error Code key
Display error codes
Diagnosis result
OK
NG
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].
Service Manual
Y119930-3
Summary of Contents for d-Color MF 4003
Page 1: ...Multifunction Digital Copier d Color MF4003 MF3303 Service Manual Version 2 0 Code Y119930 3 ...
Page 48: ...This page is intentionally left blank ...
Page 54: ...This page is intentionally left blank ...
Page 70: ...This page is intentionally left blank ...
Page 76: ...This page is intentionally left blank ...
Page 98: ...This page is intentionally left blank ...
Page 216: ...This page is intentionally left blank ...
Page 354: ...This page is intentionally left blank ...
Page 388: ...This page is intentionally left blank ...
Page 398: ...This page is intentionally left blank ...
Page 570: ...This page is intentionally left blank ...
Page 572: ...This page is intentionally left blank ...
Page 574: ...This page is intentionally left blank ...