Ricoh Aficio Color 3006 Service Manual page 7

Transfer Belt Release Lever............................................................... 2-78
Belt Transfer Bias............................................................................... 2-79
Belt Mark Detection............................................................................ 2-80
Transfer Belt Cleaning Mechanism .................................................... 2-81
2.7.3 PAPER TRANSFER MECHANISM................................................ 2-85
Paper Transfer Unit Contact/Release Mechanism ............................. 2-85
Paper Transfer Bias Roller Drive........................................................ 2-86
Paper Transfer Bias Roller Cleaning.................................................. 2-87
Paper Transfer Bias ........................................................................... 2-88
2.7.4 PAPER SEPARATION MECHANISM............................................ 2-90
2.8 PAPER FEED AND REGISTRATION..................................................... 2-91
2.8.1 OVERVIEW ................................................................................... 2-91
2.8.2 PAPER TRAY ................................................................................ 2-92
Paper Feed/Separation ...................................................................... 2-92
Separation and Pick-Up Roller Release............................................. 2-92
Paper Lift............................................................................................ 2-93
Paper End Detection .......................................................................... 2-94
Paper Size Setting ............................................................................. 2-94
Tray Paper Height Sensor.................................................................. 2-95
2.8.3 BY-PASS TRAY............................................................................. 2-96
By-pass Table Mechanism ................................................................. 2-96
Paper Feed/Separation ...................................................................... 2-96
Paper End Detection .......................................................................... 2-97
Paper Size Detection ......................................................................... 2-98
Pick-up Roller..................................................................................... 2-99
2.8.4 REGISTRATION MECHANISM AND PAPER FEED DRIVE ......... 2-99
2.9 PAPER TRANSPORT, FUSING, AND PAPER EXIT ........................... 2-100
2.9.1 MAJOR COMPONENTS.............................................................. 2-100
2.9.2 DRIVE MECHANISM ................................................................... 2-101
2.9.3 FUSING UNIT .............................................................................. 2-102
Fusing Mechanism ........................................................................... 2-102
Fusing Temperature Control ............................................................ 2-102
Fusing/Pressurization Mechanism ................................................... 2-103
Oil Supply Mechanism ..................................................................... 2-104
Cleaning Mechanism........................................................................ 2-105
2.9.4 INVERTER AND PAPER EXIT MECHANISMS ........................... 2-106
Paper Exit......................................................................................... 2-106
Junction Gate Mechanism (A259/A260 Only) .................................. 2-106
Paper Exit Door Mechanism (A259/A260 Only) ............................... 2-107
2.10 DUPLEX TRAY (A259/A260 COPIERS ONLY) .................................. 2-108
2.10.1 OVERVIEW ............................................................................... 2-108
2.10.2 DRIVE MECHANISM ................................................................. 2-109
2.10.3 PAPER FEED INTO THE DUPLEX TRAY................................. 2-110
1. Duplex Stacking ........................................................................... 2-110
2. Paper Feed from the Duplex Tray ................................................ 2-110
3. Duplex Entrance To Duplex Tray ................................................. 2-111
2.10.4 JOGGER MECHANISM............................................................. 2-112
2.10.5 PAPER FEED FROM THE DUPLEX TRAY............................... 2-113
Bottom Plate Lift Mechanism ........................................................... 2-113
IV