ii
Confidential
2.2 OVERVIEW...................................................................................................................2-3
2.2.1 Cross-section Drawings and Components.......................................................2-3
2.2.2 Paper Path for Documents and Recording Paper............................................2-4
2.2.3 Parts Names and Functions.............................................................................2-5
2.2.4 Block Diagram..................................................................................................2-7
2.2.5 Components.....................................................................................................2-8
2.3 ERROR INDICATION...................................................................................................2-9
2.3.1 Error Codes......................................................................................................2-9
2.3.2 Error Messages..............................................................................................2-13
2.3.3 Communications Error Codes........................................................................2-16
2.3.4 Status Monitor Errors.....................................................................................2-20
2.4 TROUBLESHOOTING ...............................................................................................2-22
2.4.1 Error Cause and Solutions.............................................................................2-22
2.4.2 Paper Feeding Problems ...............................................................................2-61
2.4.2.1 No paper feeding....................................................................................2-61
2.4.2.2 Double feeding .......................................................................................2-62
2.4.2.3 Recording paper jam ..............................................................................2-63
2.4.2.4 Stains on recording paper ......................................................................2-67
2.4.3 Print-image Problems ....................................................................................2-68
2.4.3.1 Defective images....................................................................................2-68
2.4.3.2 Troubleshooting from image defect........................................................2-69
2.4.4 Software-related Problems ............................................................................2-80
2.4.4.1 Cannot print data....................................................................................2-80
2.4.5 Network Problems..........................................................................................2-81
2.4.5.1 Cannot make a print through network connection..................................2-81
2.4.6 Document Feeding Problems ........................................................................2-82
2.4.6.1 Cannot feed documents .........................................................................2-82
2.4.6.2 Document double feeding.......................................................................2-82
2.4.6.3 Document jam ........................................................................................2-83
2.4.6.4 Wrinkles on documents ..........................................................................2-84
2.4.6.5 Cannot detect the document size correctly ............................................2-84
2.4.7 Scanned-image Problems..............................................................................2-85
2.4.7.1 Defective images....................................................................................2-85
2.4.7.2 Troubleshooting from image defect........................................................2-85
2.4.8 Control Panel Problems.................................................................................2-89
2.4.8.1 LCD shows nothing ................................................................................2-89