Ricoh B064 Service Manual page 26

Rev. 06/2005
By-pass Feed......................................................................................6-88
Paper Registration ..............................................................................6-88
Jam Removal......................................................................................6-88
6.11.2 DRIVE...........................................................................................6-89
6.11.3 TRAY AND PAPER LIFT MECHANISM - TRAY 2,3....................6-90
Bottom Plate Lift .................................................................................6-90
Lift Sensor...........................................................................................6-91
6.11.4 PAPER FEED AND SEPARATION MECHANISM........................6-92
Paper Feed and Separation: No Paper Present .................................6-92
Paper Feed and Separation................................................................6-93
Separation Roller Release Mechanism...............................................6-94
6.11.5 PAPER NEAR-END AND PAPER END - TRAYS 2 AND 3 .........6-95
6.11.6 PAPER SIZE DETECTION...........................................................6-96
Tandem Tray (Tray 1) .........................................................................6-96
Universal Cassettes (Tray 2, 3) ..........................................................6-96
6.11.7 ANTI-CONDENSATION HEATERS..............................................6-97
6.11.8 TANDEM TRAY - TRAY 1 ...........................................................6-98
Overview.............................................................................................6-98
Connecting the Left and Right Sides of the Tray ................................6-99
Paper Lift/Remaining Paper Detection..............................................6-100
Fence Drive ......................................................................................6-102
Rear Fence Drive..............................................................................6-103
Tray Side-to-side Positioning ............................................................6-104
6.11.9 TRAY POSITIONING MECHANISM - TRAYS 1 TO 3 ...............6-105
6.11.10 BY-PASS TRAY........................................................................6-106
By-pass Feed and Separation ..........................................................6-106
By-pass Tray Paper End Detection...................................................6-107
By-pass Paper Size Detection ..........................................................6-108
6.11.11 PAPER REGISTRATION..........................................................6-109
Overview...........................................................................................6-109
Paper Registration Drive...................................................................6-110
Jam Removal at Paper Registration .................................................6-111
6.12 IMAGE FUSING AND PAPER EXIT....................................................6-112
6.12.1 OVERVIEW ................................................................................6-112
B064 Series and G126......................................................................6-112
B140 Series ......................................................................................6-113
Both Series .......................................................................................6-113
6.12.2 FUSING MECHANISM ...............................................................6-114
B064 Series and G126......................................................................6-114
B140 Series ......................................................................................6-115
6.12.3 PRESSURE ROLLER.................................................................6-116
B064 Series and G126......................................................................6-116
B140 Series ......................................................................................6-117
6.12.4 HOT ROLLER CLEANING .........................................................6-118
Overview...........................................................................................6-118
Web Drive .........................................................................................6-119
Web Near-end ..................................................................................6-119
Web End ...........................................................................................6-119
6.12.5 FUSING UNIT ENTRANCE GUIDE............................................6-120
B064 Series/B140 Series/G126 xiv SM