Ricoh A250/B001 Service Manual - Page 30

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PAPER TRAY UNIT (A860)

1. OVERALL MACHINE INFORMATION ..................................A860-1

1.1 SPECIFICATIONS .............................................................................. A860-1

1.2 MECHANICAL COMPONENT LAYOUT............................................. A860-2

1.3 ELECTRICAL COMPONENT LAYOUT .............................................. A860-3

1.4 ELECTRICAL COMPONENT DESCRIPTION .................................... A860-4

1.5 DRIVE LAYOUT ................................................................................. A860-5

2. DETAILED DESCRIPTIONS .................................................A860-6

2.1 PAPER FEED AND SEPARATION MECHANISM.............................. A860-6

2.2 PAPER LIFT MECHANISM ................................................................ A860-7

2.3 PAPER END DETECTION ................................................................. A860-9

2.4 PAPER HEIGHT DETECTION ......................................................... A860-10

1.5 PAPER SIZE DETECTION ............................................................... A860-12

1.6 SIDE AND END FENCES................................................................. A860-13

3. REPLACEMENT AND ADJUSTMENT................................A860-14

3.1 FEED ROLLER REPLACEMENT ..................................................... A860-14

3.2 TRAY MAIN BOARD REPLACEMENT............................................. A860-15

3.3 TRAY MOTOR REPLACEMENT ...................................................... A860-15

3.4 RELAY CLUTCH REPLACEMENT................................................... A860-16

3.5 UPPER PAPER FEED CLUTCH REPLACEMENT .......................... A860-17

3.6 LOWER PAPER FEED CLUTCH REPLACEMENT.......................... A860-18

3.7 LIFT MOTOR REPLACEMENT ........................................................ A860-19

3.8 PAPER END SENSOR REPLACEMENT ......................................... A860-20

3.9 VERTICAL TRANSPORT SENSOR REPLACEMENT ..................... A860-20

3.10 PAPER SIZE SWITCH REPLACEMENT........................................ A860-21

PAPER TRAY UNIT (A861)

1. OVERALL MACHINE INFORMATION ..................................A861-1

1.1 SPECIFICATIONS .............................................................................. A861-1

1.2 MECHANICAL COMPONENT LAYOUT............................................. A861-2

1.3 ELECTRICAL COMPONENT LAYOUT .............................................. A861-3

1.4 ELECTRICAL COMPONENT DESCRIPTION .................................... A861-4

1.5 DRIVE LAYOUT ................................................................................. A861-5

2. DETAILED DESCRIPTIONS .................................................A861-6

2.1 PAPER FEED AND SEPARATION .................................................... A861-6

2.2 PAPER LIFT MECHANISM ................................................................ A861-7

2.3 PAPER END DETECTION ................................................................. A861-9

2.4 PAPER HEIGHT DETECTION ......................................................... A861-10

2.5 PAPER SIZE DETECTION ............................................................... A861-12

2.6 SIDE AND END FENCES................................................................. A861-13