6.10.2 WASTE TONER UNIT MOTORS..................................................6-72
6.10.3 WASTE TONER COLLECTION UNIT SENSORS........................6-73
Waste Toner Bottle Set Sensor...........................................................6-73
Waste Toner Bottle Near-Full Sensor .................................................6-74
Waste Toner Bottle Full Sensor ..........................................................6-74
Waste Toner Bottle Lock Sensor ........................................................6-74
Waste Toner Bottle Transport Motor...................................................6-74
6.11 PROCESS CONTROL...........................................................................6-75
6.11.1 OVERVIEW ..................................................................................6-75
6.11.2 COMPONENTS USED DURING PROCESS CONTROL .............6-76
Potential Sensor..................................................................................6-76
ID Sensors ..........................................................................................6-77
TD Sensor...........................................................................................6-79
Temperature/Humidity Sensors ..........................................................6-79
List of Process Control Acronyms .......................................................6-80
Important SP Codes Related to Process Control ................................6-81
6.11.3 POTENTIAL CONTROL ...............................................................6-82
When is Potential Control Done? ........................................................6-82
What is Done During Potential Control?..............................................6-83
6.11.4 TONER SUPPLY CONTROL........................................................6-87
Overview .............................................................................................6-87
Toner Supply Operation Flow .............................................................6-89
6.12 IMAGE TRANSFER AND PAPER TRANSFER .....................................6-90
6.12.1 OVERVIEW ..................................................................................6-90
6.12.2 ITB DRIVE ....................................................................................6-93
6.12.3 ITB LIFT........................................................................................6-94
6.12.4 TRANSFER POWER PACK .........................................................6-96
6.12.5 PAPER TRANSFER AND SEPARATION.....................................6-97
6.12.6 PTR CLEANING ...........................................................................6-98
6.12.7 ITB CLEANING.............................................................................6-99
6.12.8 ITB SPEED CONTROL...............................................................6-100
6.12.9 ITB VENTILATION......................................................................6-101
6.13 PAPER FEED......................................................................................6-102
6.13.1 OVERVIEW ................................................................................6-102
6.13.2 DRIVE.........................................................................................6-104
6.13.3 TRAY AND PAPER LIFT MECHANISM – TRAY 2,3..................6-105
Bottom Plate Lift................................................................................6-105
Lift Sensor.........................................................................................6-106
6.13.4 PAPER FEED AND SEPARATION MECHANISM......................6-107
Feed and Separation at Standby: No Paper Present ........................6-107
Paper Feed and Separation..............................................................6-108
Separation Roller Release Mechanism.............................................6-109
6.13.5 PAPER NEAR-END AND PAPER END – TRAYS 2 AND 3 .......6-110
6.13.6 PAPER SIZE DETECTION .........................................................6-111
Tandem Tray (Tray 1) .......................................................................6-111
Universal Cassettes (Tray 2, 3).........................................................6-111
6.13.7 PAPER TRAY HEATERS ...........................................................6-113
6.13.8 TANDEM TRAY – TRAY 1..........................................................6-114
Overview ...........................................................................................6-114
