Toshiba e-STUDIO556 Service Manual page 20

6.9.3 Carriages ......................................................................................................... 6-50
6.10 Adjustment of the Paper Feeding System....................................................................... 6-55
6.10.1 Sheet sideways deviation caused by paper feeding ........................................ 6-55
6.10.2 Separation roller pressure force adjustment .................................................... 6-57
6.11 Adjustment of Developer Unit ......................................................................................... 6-58
6.12 Transfer Belt Deviation Adjustment................................................................................. 6-59
6.12.1 Transfer belt deviation check........................................................................... 6-59
6.12.2 Adjustment procedure...................................................................................... 6-60
6.13 Transfer bias ON timing adjustment (e-STUIDIO557/657/757/857) ............................... 6-62
6.14 Adjustment of Fuser Unit................................................................................................. 6-63
6.14.1 Adjustment of fuser roller pressure.................................................................. 6-63
6.14.2 Setting of fuser/pressure roller temperature .................................................... 6-65
6.14.3 Adjustment of fuser entrance guide ................................................................. 6-66
6.14.4 High-fusing mode............................................................................................. 6-67
6.14.5 Changing Printing Speed................................................................................. 6-67
6.15 Adjustment of the RADF ................................................................................................. 6-68
6.15.1 RADF position adjustment ............................................................................... 6-68
6.15.2 RADF height adjustment.................................................................................. 6-72
6.15.3 RADF image skew adjustment ........................................................................ 6-73
6.15.4 RADF leading edge position adjustment ......................................................... 6-75
6.15.5 RADF horizontal position adjustment .............................................................. 6-77
6.15.6 RADF copy ratio adjustment............................................................................ 6-78
6.15.7 RADF opening/closing switch adjustment ....................................................... 6-79
6.15.8 Original reading start sensor adjustment ......................................................... 6-80
6.15.9 Platen Sheet .................................................................................................... 6-83
6.15.10 RADF Separation roller pressure force adjustment
(e-STUDIO557/657/757/857) ........................................................................ 6-84
6.16 Adjustment of Finisher .................................................................................................... 6-86
6.16.1 Adjusting the Height Sensor (PS1) .................................................................. 6-86
6.16.2 Adjusting the Alignment Position ..................................................................... 6-87
6.16.3 Adjusting the Staple Position (stapler movement range) ................................. 6-88
6.16.4 Adjusting the Buffer Roller Winding Amount.................................................... 6-90
6.17 Adjustment of Saddle stitch finisher ................................................................................ 6-93
6.17.1 Adjusting the Folding Position ......................................................................... 6-93
6.17.2 Stitching Position (adjusting center stitching) .................................................. 6-96
6.18 Adjustment of Hole punch unit ........................................................................................ 6-97
6.18.1 Sensor output adjustment................................................................................ 6-97
6.18.2 Registering the number of punch holes ........................................................... 6-97
6.18.3 Checking the sensitivity level of the transmission sensor ................................ 6-98
6.19 Adjustment of Inserter ..................................................................................................... 6-99
6.19.1 Tray guide width adjustment............................................................................ 6-99
6.19.2 Input check 1 ................................................................................................. 6-100
6.19.3 Check of sensor operations 1 ........................................................................ 6-102
6.19.4 Check of sensor operations 2 ........................................................................ 6-103
6.20 Adjustment of LCF (MP-4004) ...................................................................................... 6-104
6.20.1 Sheet sideways deviation adjustment............................................................ 6-104
6.20.2 LCF slant adjustment..................................................................................... 6-106
7. PREVENTIVE MAINTENANCE (PM)............................................................................ 7-1
7.1 General Description .......................................................................................................... 7-1
7.2 PM Display ........................................................................................................................ 7-1
7.2.1 General description............................................................................................ 7-1
7.2.2 PM display conditions ........................................................................................ 7-1
7.2.3 PM display contents........................................................................................... 7-2
7.2.4 Clearing counter ................................................................................................ 7-3
7.3 General Descriptions for PM Procedure ........................................................................... 7-4
7.4 PM Support Mode ............................................................................................................. 7-5
7.4.1 General description............................................................................................ 7-5
7.4.2 Operational flow and operational screen ........................................................... 7-5
e-STUDIO556/656/756/856/557/657/757/857
CONTENTS
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