Ricoh Aficio 220 Service Manual page 15

1 BIN TRAY UNIT (A898)
1. OVERALL INFORMATION....................................................A898-1
1.1 SPECIFICATIONS .............................................................................. A898-1
1.2 MECHANICAL COMPONENT LAYOUT............................................. A898-2
1.3 ELECTRICAL COMPONENT LAYOUT .............................................. A898-3
1.4 ELECTRICAL COMPONENT DESCRIPTION .................................... A898-3
2. DETAILED SECTION DESCRIPTIONS.................................A898-4
2.1 BASIC OPERATION........................................................................... A898-4
3. REPLACEMENT AND ADJUSTMENT..................................A898-5
3.1 PAPER SENSOR REMOVAL ............................................................. A898-5
BRIDGE UNIT (A897)
1. OVERALL MACHINE INFORMATION ..................................A897-1
1.1 SPECIFICATIONS .............................................................................. A897-1
1.2 MECHANICAL COMPONENT LAYOUT............................................. A897-2
1.3 ELECTRICAL COMPONENT LAYOUT .............................................. A897-3
1.4 ELECTRICAL COMPONENT DESCRIPTION .................................... A897-4
1.5 DRIVE LAYOUT ................................................................................. A897-5
2. DETAILED DESCRIPTION....................................................A897-6
2.1 JUNCTION GATE MECHANISM ........................................................ A897-6
3. REPLACEMENT AND ADJUSTMENT..................................A897-7
3.1 BRIDGE UNIT DRIVE MOTOR REPLACEMENT............................... A897-7
3.2 TRAY EXIT SENSOR REPLACEMENT ............................................. A897-8
3.3 RELAY SENSOR REPLACEMENT .................................................... A897-8
SHIFT TRAY UNIT (B313)
1 OVERALL MACHINE INFORMATION ...................................B313-1
1.1 SPECIFICATIONS .............................................................................. B313-1
1.2 COMPONENT LAYOUT ..................................................................... B313-2
2. DETAILED SECTION DESCRIPTIONS.................................B313-3
2.1 BASIC OPERATION........................................................................... B313-3
2.2 PRIMARY MECHANISMS .................................................................. B313-4
2.2.1 TRAY SHIFT .............................................................................. B313-4
2.2.2 HALF TURN DETECTION ......................................................... B313-5
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