Brother HL-4200CN, Service Manual

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3.2 Fail Code List........................................................................................................................V-3
3.3 Error Code FIP....................................................................................................................V-13
4. HOW TO USE DIAG. (C/E) MODE ............................................................V-38
4.1 Roles of the Control Panel in Diag. (C/E) Mode.................................................................V-38
4.2 Entering Diag. (C/E) Mode..................................................................................................V-38
4.3 Exiting Diag. (C/E) Mode ....................................................................................................V-38
4.4 Diag. (C/E) Mode Functions ...............................................................................................V-38
4.5 Operation Procedure ..........................................................................................................V-39
4.6 Diag. Mode Menu Tree.......................................................................................................V-40
4.7 ESS Diagnosis....................................................................................................................V-42
4.8 IOT Diagnosis .....................................................................................................................V-43
4.9 Installation Setting ..............................................................................................................V-53
4.10 Test Print...........................................................................................................................V-54
4.11 Parameter Setting.............................................................................................................V-55
4.12 Information Print ...............................................................................................................V-57
5. DIAGNOSIS FOR STANDALONE PRINTER.............................................V-59
5.1 General ...............................................................................................................................V-59
5.2 Printing Method...................................................................................................................V-59
5.3 Test Print Pattern................................................................................................................V-60
6. TRANSFER ROLL CARTRIDGE ADJUSTING THIRD TRANSFER
CURRENT VALUE .....................................................................................V-61
6.1 Procedure of Changing the Transfer Current Value Setup ................................................V-61
6.2 User Mode Menu Tree........................................................................................................V-63
7. NVM LIST ..................................................................................................V-64
8. HEX/DEC CONVERSION TABLE..............................................................V-70
9. IMAGE QUALITY TROUBLE ENTRY CHART ...........................................V-72
10. IMAGE QUALITY SPECIFICATIONS ......................................................V-73
10.1 Parallelism ........................................................................................................................V-73
10.2 Diagonal............................................................................................................................V-73
10.3 Skew .................................................................................................................................V-73
10.4 Straightness......................................................................................................................V-74
10.5 Magnification Error............................................................................................................V-74
10.6 Registration.......................................................................................................................V-74
10.7 Guaranteed Printing Area.................................................................................................V-75
11. TEST PRINT ............................................................................................V-76
11.1 Test print...........................................................................................................................V-76
12. IMAGE QUALITY FIP...............................................................................V-77
12.1 Notes on Image Quality Trouble Check............................................................................V-77
12.2 Basic Rule of Image Quality Adjustment ..........................................................................V-77
12.3 Troubleshooting Table by Trouble Phenomena ...............................................................V-78
CHAPTER VI DIAGRAMS .............................................................. VI-1
1.PREFACE ....................................................................................................VI-1