Ricoh U-C1 B051 - Page 13

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Overview............................................................................................ 6-70
Panel Off Mode.................................................................................. 6-71
Low Power Mode ............................................................................... 6-72
Auto Off Mode.................................................................................... 6-73
6.12.7 PAPER EXIT................................................................................ 6-74
Drive................................................................................................... 6-74
Paper Jam Detection.......................................................................... 6-74
6.12.8 PAPER OVERFLOW DETECTION.............................................. 6-74
PERIPHERALS
PAPER TRAY UNIT (B456)
1. REPLACEMENT AND ADJUSTMENT..................................B456-1
1.1 REAR COVER.................................................................................... B456-1
1.2 PAPER FEED CLUTCHES................................................................. B456-1
1.3 LIFT MOTORS....................................................................................B456-2
1.4 PAPER FEED MOTOR....................................................................... B456-2
1.5 CONTROLLER BOARD......................................................................B456-2
1.6 PAPER FEED UNIT............................................................................ B456-3
1.7 PICKUP, FEED, AND SEPARATION ROLLERS................................ B456-4
1.8 UPPER LIMIT, PAPER END, AND RELAY SENSORS...................... B456-4
2. DETAILED DESCRIPTIONS .................................................B456-5
2.1 MECHANICAL COMPONENT LAYOUT............................................. B456-5
2.2 ELECTRICAL COMPONENT LAYOUT.............................................. B456-6
2.3 PAPER FEED.....................................................................................B456-7
Paper Feed Mechanism.................................................................B456-7
Drive Path ......................................................................................B456-7
2.4 PAPER SIZE DETECTION................................................................. B456-8
2.5 REVERSE ROLLER AND PICK-UP ROLLER RELEASE...................B456-9
2.6 PAPER LIFT .....................................................................................B456-10
2.7 PAPER HEIGHT AND END DETECTION ........................................B456-11
Paper Height Detection................................................................ B456-11
Paper End and Bottom Plate........................................................ B456-12
LCT (B457)
1. REPLACEMENT AND ADJUSTMENT..................................B457-1
1.1 TRAY..................................................................................................B457-1
1.2 SENSORS..........................................................................................B457-2
Paper Height Sensors of Paper Storage Side................................B457-2
Left Fence HP Sensor/Paper End Sensor 2...................................B457-2
1.3 CHANGING THE TRAY SIZE.............................................................B457-3
1.4 TRAY LIFT MOTOR............................................................................B457-3
1.5 TRAY MOTOR....................................................................................B457-4
1.6 MAIN BOARD.....................................................................................B457-4