Confidential
7.1 Definition of Error Codes on the Communications List............................................. 3-88
8. TROUBLESHOOTING OF THE CONTROL PANEL COVER ASSY.......3-94
8.1 Nothing is Displayed on the LCD.............................................................................. 3-94
8.2 The control panel cover ASSY does not Work. ........................................................ 3-95
9. TROUBLESHOOTING OF FAX FUNCTIONS .........................................3-96
9.1 FAX can't Send it. ..................................................................................................... 3-96
9.2 Speed Dialing and One-touch Dialing can't be Used................................................ 3-97
9.3 FAX can't be Received. ............................................................................................ 3-97
9.4 No Bell Ring.............................................................................................................. 3-98
9.5 Speaker is Silent During On-hook Dialing. ............................................................... 3-98
9.6 Dialing Function does not Switch between “Tone” and “Pulse.” ............................... 3-99
10. DOCUMENT FEEDING PROBLEMS...................................................3-100
10.1 No Feeding ........................................................................................................... 3-100
10.2 Double Feeding .................................................................................................... 3-100
10.3 Paper Jam ............................................................................................................ 3-101
10.4 Wrinkles ................................................................................................................ 3-102
11. SCANNING IMAGE DEFECT TROUBLESHOOTING .........................3-103
11.1 Image Defect Examples........................................................................................ 3-103
11.2 Troubleshooting Image Defect.............................................................................. 3-103
12. OTHERS PROBLEMS .........................................................................3-106
12.1 The Machine is not Turned on, or the LCD Indication does not Appear. .............. 3-106
12.2 The Fan does not Work. ....................................................................................... 3-107
12.3 Pickup Function of Paper Tray does not Work. .................................................... 3-107
12.4 The New Toner is not Detected. ........................................................................... 3-108
12.5 Printing from Macintosh Applications Fails. .......................................................... 3-108
12.6 USB Direct Printing does not Work.
(USB direct interface model only)........................................................................... 3-108
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