Ricoh G179 Service Manual page 617

LCIT PB3050 (D352)
1. REPLACEMENT AND ADJUSTMENT ............................................1
1.1 LEFT AND RIGHT TRAY .............................................................................. 1
1.2 SENSORS .................................................................................................... 2
1.2.1 PAPER HEIGHT SENSORS ON THE PAPER STORAGE SIDE ........ 2
1.2.2 END FENCE HP SENSOR/PAPER END SENSOR 2 ......................... 2
1.3 CHANGING THE TRAY SIZE ....................................................................... 3
1.4 MAIN BOARD ............................................................................................... 4
1.5 CLUTCHES................................................................................................... 5
1.5.1 STACK TRANSPORT CLUTCH .......................................................... 5
1.5.2 PAPER FEED CLUTCH....................................................................... 5
1.6 PAPER FEED UNIT ...................................................................................... 6
1.7 MOTORS ...................................................................................................... 7
1.7.1 TRAY LIFT MOTOR............................................................................. 7
1.7.2 TRAY MOTOR ..................................................................................... 8
1.8 PICK-UP, FEED AND SEPARATION ROLLERS.......................................... 9
1.9 PAPER FEED, PAPER END, LIFT AND RELAY SENSORS...................... 10
1.10 PAPER FEED........................................................................................ 11
2. DETAILS ........................................................................................12
2.1 COMPONENT LAYOUT ............................................................................. 12
2.1.1 MECHANICAL COMPONENT LAYOUT ............................................ 12
2.1.2 ELECTRICAL COMPONENT LAYOUT ............................................. 13
2.1.3 ELECTRICAL COMPONENT DESCRIPTIONS................................. 14
2.2 SEPARATION ROLLER AND PICK-UP ROLLER RELEASE ..................... 16
2.3 TRAY LIFT .................................................................................................. 17
2.4 PAPER AMOUNT DETECTION.................................................................. 18
2.5 PAPER END DETECTION (PAPER FEED SIDE) ...................................... 19
2.6 PAPER STACK TRANSPORT .................................................................... 20
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CÓPIA NÃO CONTROLADA
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CÓPIA NÃO CONTROLADA
D352