Ricoh G147 Service Manual page 439

FINISHER SR3040 G838
1. REPLACEMENT AND ADJUSTMENT ........................................... 1
1.1 COVERS ...................................................................................................... 1
1.1.1 EXTERNAL COVERS.......................................................................... 1
1.1.2 INNER COVER.................................................................................... 1
1.2 POSITIONING ROLLER............................................................................... 2
1.3 TRAY 1 EXIT SENSOR ................................................................................ 2
1.4 ENTRANCE SENSOR/STAPLER TRAY ENTRANCE SENSOR ................. 3
1.5 STAPLER TRAY........................................................................................... 3
1.6 UPPER STACK HEIGHT SENSORS/TRAY 1 UPPER LIMIT SWITCH ....... 4
1.7 EXIT GUIDE PLATE MOTOR....................................................................... 5
1.8 LIFT MOTORS ............................................................................................. 5
1.9 LOWER EXIT SENSOR ............................................................................... 7
1.10 LOWER STACK HEIGHT SENSORS......................................................... 8
1.11 TRAY 2 SHUNT POSITION SENSOR........................................................ 8
1.12 STAPLER UNIT .......................................................................................... 9
1.13 STAPLER ROTATION HP SENSOR.......................................................... 9
1.14 TRAY 1 INTERIOR ................................................................................... 10
1.14.1 TRAY 1 COVERS ............................................................................ 10
tray Shift Sensors and tray release sensor ............................................ 11
1.14.3 TRAY 1 SHIFT MOTOR .................................................................. 11
1.14.4 BACK FENCE LOCK CLUTCH........................................................ 11
1.15 FINISHER MAIN BOARD ......................................................................... 12
1.16 PUNCH HOLE POSITION ADJUSTMENT ............................................... 12
2. TROUBLESHOOTING .................................................................. 13
2.1 TIMING CHARTS ....................................................................................... 13
2.1.1 A4(S)/LT(S) SHIFT MODE WITH PUNCH - TRAY 1 ........................ 13
2.1.2 A4(S)/LT(S) SHIFT MODE WITH PUNCH - TRAY 2 ........................ 14
2.1.3 A4(S)/LT(S) STAPLE MODE WITH PUNCH ..................................... 15
2.2 JAM DETECTION....................................................................................... 16
3. SERVICE TABLES........................................................................ 17
3.1 DIP SWITCH SETTINGS............................................................................ 17
3.2 TEST POINTS ............................................................................................ 17
3.3 FUSES........................................................................................................ 17
4. DETAILED DESCRIPTIONS ......................................................... 18
4.1 GENERAL LAYOUT ................................................................................... 18
4.2 DRIVE LAYOUT ......................................................................................... 19
4.3 JUNCTION GATES .................................................................................... 20
4.4 TRAY SHIFTING ........................................................................................ 21
4.4.1 TRAY SHIFT MECHANISMS............................................................. 21
SM
TABLE OF CONTENTS
i G838