Component Layout
B793 34 SM
Electrical Component Descriptions
Boards
Item
No.
Purpose
Main Board
17
Controls the finisher.
Punch Board
51
Controls the punch unit.
Sensors
Item
No.
Purpose
Proof Tray
Exit Sensor
1
Detects paper when it is fed out to the proof tray.
Shift Tray
Exit Sensor
3
Detects paper when it is fed out to the shift tray.
Shift Tray
Position
Sensor
5
Detects when the shift tray is at the correct height to receive paper.
Rear
Booklet
Tray Full
Sensor
6
One of two sensors that the machine uses to determine when the
booklet tray is full.
Front
Booklet
Tray Full
Sensor
7
One of two sensors that the machine uses to determine when the
booklet tray is full.
Proof Tray
Full Sensor
8
Detects when the proof tray is full.
Exit Guide
Plate HP
Sensor
9
Detects when the exit guide plate is at home position
Entrance
Sensor
10
Detects when paper comes into the finisher
Staple Tray
Exit Sensor
12
Detects paper leaving the bottom of the stapler
Lower Limit
Sensor
19
Detects when the shift tray has moved to its lowest possible position
(the shift tray is full).
Upper
Cover
Sensor
20
Detects when the upper cover is open
Shift Motor
HP Sensor
24
Detects when the side-to-side motion of the shift roller is at home
position
Summary of Contents for D017
Page 1: ...D017 D018 D019 D020 D084 D085 SERVICE MANUAL 003320MIU...
Page 2: ......
Page 3: ...D017 D018 D019 D020 D084 D085 SERVICE MANUAL...
Page 4: ......
Page 5: ...D017 D018 D019 D020 D084 D085 SERVICE MANUAL 003320MIU...
Page 6: ......
Page 8: ......
Page 10: ......
Page 12: ......
Page 26: ......
Page 33: ...PRODUCT INFORMATION REVISION HISTORY Page Date Added Updated New None...
Page 34: ......
Page 46: ......
Page 51: ...Copier Installation D017 D018 D019 D020 D084 D085 2 5 SM Installation...
Page 175: ...PREVENTIVE MAINTENANCE REVISION HISTORY Page Date Added Updated New None...
Page 176: ......
Page 179: ...REPLACEMENT AND ADJUSTMENT REVISION HISTORY Page Date Added Updated New None...
Page 180: ......
Page 206: ...Photoconductor Unit PCU SM 4 26 D017 D018 D019 D020 D084 D085 6 Drum E White clip x1 F...
Page 262: ......
Page 264: ......
Page 293: ...TROUBLESHOOTING REVISION HISTORY Page Date Added Updated New None...
Page 294: ......
Page 299: ...Self Diagnostic Mode D017 D018 D019 D020 D084 D085 6 5 SM Trouble Shooting...
Page 303: ...Image Problems D017 D018 D019 D020 D084 D085 6 9 SM Trouble Shooting...
Page 309: ...Image Problems D017 D018 D019 D020 D084 D085 6 15 SM Trouble Shooting...
Page 323: ...ENERGY SAVING REVISION HISTORY Page Date Added Updated New None...
Page 324: ......
Page 333: ...D017 D018 D019 D020 D084 D085 SERVICE MANUAL APPENDICES...
Page 334: ......
Page 337: ......
Page 339: ......
Page 363: ......
Page 364: ...APPENDIX PM TABLES APPENDIX 2 PM TABLES REVISION HISTORY Page Date Added Updated New None...
Page 365: ......
Page 373: ......
Page 375: ......
Page 433: ......
Page 672: ......
Page 674: ......
Page 694: ......
Page 696: ......
Page 698: ......
Page 724: ......
Page 728: ......
Page 731: ...Covers SM 3 B793 Booklet Finisher B793 3 Remove the upper left cover C...
Page 745: ...Folder SM 17 B793 Booklet Finisher B793 6 Remove a connector 7 7 Remove 2 screws 8...
Page 746: ...Folder B793 18 SM 8 Remove the staple tray 9 9 Remove the guide 10 2 screws...
Page 790: ......
Page 792: ......
Page 794: ......
Page 816: ......
Page 818: ......
Page 822: ......
Page 826: ......
Page 1043: ...ARDF DF3030 D366 ARDF DF3030 REVISION HISTORY Page Date Added Updated New None...
Page 1044: ......
Page 1048: ......
Page 1074: ......
Page 1075: ...1 BIN TRAY BN3030 D367 1 BIN TRAY BN3030 REVISION HISTORY Page Date Added Updated New None...
Page 1076: ......
Page 1078: ......
Page 1084: ......
Page 1085: ...BRIDGE UNIT BU3020 D368 BRIDGE UNIT BU3030 REVISION HISTORY Page Date Added Updated New None...
Page 1086: ......
Page 1088: ......
Page 1097: ...DUPLEX UNIT AD3000 D369 DUPLEX UNIT AD3000 REVISION HISTORY Page Date Added Updated New None...
Page 1098: ......
Page 1100: ......
Page 1104: ......
Page 1112: ...Electrical Component D369 8 SM 4 Duplex transport motor B x 2...
Page 1121: ...BYPASS TRAY BY3000 D370 BYPASS TRAY D370 REVISION HISTORY Page Date Added Updated New None...
Page 1122: ......
Page 1124: ......
Page 1126: ......
Page 1128: ...Tray D370 2 SM 2 Remove the pins A x 1 each 3 By pass tray B x 1...
Page 1133: ...Feed SM 7 D370 Bypass Tray BY3000 D370 6 Separation pad D spring x 1...
Page 1138: ......
Page 1140: ......
Page 1142: ......
Page 1148: ......
Page 1150: ......
Page 1156: ......
Page 1176: ...Overview D372 20 SM No What Happens sure that the stapler is at its home position...
Page 1220: ......
Page 1222: ......
Page 1224: ......
Page 1254: ...Scanner Service Tables D383 6 SM Compression Notch Assignment...
Page 1260: ......
Page 1262: ......
Page 1264: ......