Ricoh B264 Service Manual page 21

Inversion and Exit ...............................................................................6-82
6.14 IMAGE TRANSFER AND PAPER SEPARATION .................................6-83
6.14.1 OVERVIEW ..................................................................................6-83
6.14.2 BELT DRIVE MECHANISM..........................................................6-84
6.14.3 TRANSFER BELT UNIT CONTACT MECHANISM ......................6-84
6.14.4 IMAGE TRANSFER AND PAPER
SEPARATION MECHANISM........................................................6-85
6.14.5 TRANSFER BELT CHARGE ........................................................6-86
Mechanism .........................................................................................6-86
Correction for paper width and thickness............................................6-87
Currents applied to leading edge, image areas - by-pass feed...........6-88
6.14.6 TRANSFER BELT CLEANING MECHANISM ..............................6-89
6.15 IMAGE FUSING AND PAPER EXIT......................................................6-90
6.15.1 OVERVIEW ..................................................................................6-90
6.15.2 FUSING DRIVE ............................................................................6-91
6.15.3 FUSING DRIVE RELEASE MECHANISM....................................6-91
6.15.4 FUSING ENTRANCE GUIDE SHIFT MECHANISM .....................6-92
6.15.5 EXIT GUIDE PLATE AND DE-CURLER ROLLERS .....................6-92
6.15.6 PRESSURE ROLLER...................................................................6-93
6.15.7 CLEANING MECHANISM ............................................................6-94
6.15.8 HOT ROLLER STRIPPER CLEANING.........................................6-95
Small Jobs ..........................................................................................6-95
Medium Jobs ......................................................................................6-96
Large Jobs ..........................................................................................6-96
SP Settings for Post-Job Cleaning......................................................6-97
6.15.9 FUSING TEMPERATURE CONTROL..........................................6-98
Temperature Control...........................................................................6-99
Fusing Idling Temperature ................................................................6-100
6.15.10 CPM DOWN FOR THICK PAPER ............................................6-101
6.15.11 COOLING AND OVERHEAT PROTECTION ...........................6-102
6.15.12 OVERHEAT PROTECTION .....................................................6-103
6.16 ENERGY SAVER MODES ..................................................................6-104
6.16.1 OVERVIEW ................................................................................6-104
6.16.2 ENERGY SAVER MODE............................................................6-105
Entering the energy saver mode.......................................................6-105
What happens in energy saver mode ...............................................6-105
Return to stand-by mode ..................................................................6-105
6.16.3 AUTO OFF MODE......................................................................6-106
Entering off stand-by and off modes .................................................6-106
Off Stand-by mode............................................................................6-106
Off Mode ...........................................................................................6-107
Returning to stand-by mode..............................................................6-107
SPECIFICATIONS
SPECIFICATIONS............................................................................. 7-1
1. GENERAL SPECIFICATIONS.....................................................................7-1
2. MACHINE CONFIGURATION .....................................................................7-3
SM ix B264/B265