Ricoh D131 Service Manual page 1385

2.2.3 JUNCTION GATES .......................................................................... 106
Entrance Junction Gates ..................................................................... 106
Direct Send Junction Gate .................................................................. 108
Bypass Junction Gate ......................................................................... 110
Exit, Reverse, and Top Tray Junction Gates ....................................... 111
2.3 PAPER FOLDING ..................................................................................... 113
2.3.1 FLEX-NIP FOLDING ........................................................................ 113
2.3.2 STOPPER LOCATIONS .................................................................. 114
2.3.3 FOLDING METHODS ...................................................................... 115
FM1 Z-Folding ..................................................................................... 116
FM2 Half Fold ...................................................................................... 117
FM3 Letter Fold-out ............................................................................. 118
FM4 Letter Fold-in ............................................................................... 119
FM5 Double Parallel Fold .................................................................... 120
FM6 Gate Fold .................................................................................... 121
Fold Adjustments with SP Codes ........................................................ 123
2.3.4 CREASE ROLLERS ........................................................................ 124
2.4 TRAY FULL ............................................................................................... 125
2.5 ELECTRICAL COMPONENTS ................................................................. 126
2.5.1 TRANSPORT SENSORS ................................................................ 126
2.5.2 OPERATION SENSORS ................................................................. 127
2.5.3 MOTORS, SOLENOIDS .................................................................. 128
2.5.4 PAPER TRANSPORT MOTORS ..................................................... 129
2.5.5 FOLD MOTORS ............................................................................... 130
2.5.6 MOTORS, SOLENOIDS AROUND THE TOP TRAY ....................... 131
2.5.7 MOTORS, SENSORS TOP ............................................................. 132
2.5.8 MOTORS, SENSORS BOTTOM ..................................................... 133
2.5.9 SENSORS AROUND TOP TRAY .................................................... 134
2.5.10 FOLD MOTORS, SENSORS, SOLENOIDS ............................... 135
2.5.11 BOARDS, SWITCHES, FAN ...................................................... 137
2.5.12 COMPONENT LIST ................................................................... 138
D454/D615 iv SM