Toner Density Sensor .......................................................................... *
2.4.5 DEVELOPMENT BIAS .................................................................... *
Basic Concept...................................................................................... *
Manual Image Density Bias ................................................................. *
2.4.6 TONER SUPPLY ............................................................................. *
2.5 IMAGE TRANSFER AND PAPER SEPARATION .................................... *
2.5.1 PRE-TRANSFER LAMP (PTL) ........................................................ *
2.5.2 IMAGE TRANSFER......................................................................... *
2.5.3 PAPER SEPARATION .................................................................... *
2.5.4 PICK-OFF MECHANISM ................................................................. *
2.5.5 T/S CORONA CIRCUIT................................................................... *
2.6 CLEANING ............................................................................................... *
2.6.1 OVERVIEW ..................................................................................... *
2.7 QUENCHING............................................................................................ *
2.8.1 OVERVIEW ......................................................................................2-7
2.8.2 DRIVE MECHANISM....................................................................... *
Fusing Unit Drive ................................................................................. *
Fusing Circuit Operation ...................................................................... *
Overheat Protection ............................................................................. *
2.8.4 TEMPERATURE CONTROL ........................................................... *
The Ready Condition ........................................................................... *
Fusing Unit Operating Modes .............................................................. *
2.8.5 ENERGY SAVER FUNCTION......................................................... *
2.8.6 FUSING ENTRANCE GUIDE HEIGHT............................................ *
2.9 OTHERS .................................................................................................. *
2.9.1 ROLL CUTTING RAIL ..................................................................... *
INSTALLATION
3. INSTALLATION ........................................................................... 3-1
3.1.1 ENVIRONMENT ...............................................................................3-1
3.1.3 MACHINE LEVEL .............................................................................3-2
3.1.4 POWER SOURCE............................................................................3-3
3.2.1 COPIER............................................................................................3-4
Accessory Check ..................................................................................3-4
B047/B048
ii
SM