Ricoh Gestetner LANIER SAVIN G071 Service Manual page 18

Paper Near End Detection ..................................................................6-37
Paper End Detection...........................................................................6-37
6.7.4 STANDARD TRAY - PAPER SIZE DETECTION ...........................6-38
Mechanism .........................................................................................6-38
Switch Pattern.....................................................................................6-38
6.7.5 BYPASS TRAY...............................................................................6-39
Paper Feed Mechanism......................................................................6-39
Bypass Tray Drive Power Path ...........................................................6-39
Pick-up Solenoid .................................................................................6-39
Paper End Sensor ..............................................................................6-39
6.8 PAPER TRANSFER AND SEPARATION ...............................................6-40
6.8.1 OVERVIEW ....................................................................................6-40
Jammed Paper Release .....................................................................6-40
Image Transfer and Paper Separation................................................6-40
6.8.2 MECHANISM..................................................................................6-41
Timing .................................................................................................6-41
Mechanism .........................................................................................6-41
6.8.3 POWER SUPPLY ...........................................................................6-42
Electric Power Path.............................................................................6-42
Transfer Roller Bias ............................................................................6-42
Discharge Plate ..................................................................................6-42
Temperature/Humidity Control............................................................6-42
Roller Cleaning ...................................................................................6-43
6.9 FUSING UNIT AND OIL SUPPLY UNIT ..................................................6-44
6.9.1 OVERVIEW ....................................................................................6-44
6.9.2 FUSING UNIT CONFIGURATION..................................................6-45
Fusing Belt..........................................................................................6-45
Oil Supply ...........................................................................................6-45
Heating Roller Lamp ...........................................................................6-45
Pressure Roller Lamp .........................................................................6-45
Pressure Roller Pawls.........................................................................6-45
Fusing Bias .........................................................................................6-46
Fusing Unit SCs ..................................................................................6-46
6.9.3 TEMPERATURE CONTROL ..........................................................6-47
6.9.4 OIL SUPPLY AND CLEANING .......................................................6-48
Oil Supply ...........................................................................................6-48
Oil Path ...............................................................................................6-48
Oil Recycling.......................................................................................6-48
Belt Cleaning ......................................................................................6-48
Oil End Detection ................................................................................6-49
Fusing unit switch ...............................................................................6-49
6.9.5 DRIVE.............................................................................................6-49
Drive Power Path (Fusing Unit and Oil Supply Roller) ........................6-49
Drive Power Path (Pressure Roller) ....................................................6-49
6.9.6 ENERGY SAVER MODE................................................................6-50
Level 1 Energy Saver Mode (default: off)............................................6-50
Level 2 Energy Saver Mode................................................................6-50
Ready Mode .......................................................................................6-50
6.9.7 PAPER EXIT ..................................................................................6-51
G071
CÓPIA NÃO CONTROLADA
vi
CÓPIA NÃO CONTROLADA
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