Xerox ColorQube 8570 Service Manual page 195

Disassembly Overview
Disassembly Overview ....................................................................................................
Cover
REP 1.1 Front Door/ Tray 1 (MPT) Assembly .................................................................
REP 1.5 Control Panel Cover .........................................................................................
REP 1.6 Control Panel ....................................................................................................
REP 1.7 Exit Cover .........................................................................................................
REP 1.8 Ink Loader.........................................................................................................
REP 1.9 Ink Loader Bezel...............................................................................................
REP 1.10 Left Side Cover ...............................................................................................
REP 1.11 Right Side Cover.............................................................................................
REP 1.12 Drum Maintenance Door.................................................................................
REP 1.13 I/O Access Door..............................................................................................
REP 1.14 Waste Tray Cover ...........................................................................................
REP 1.15 Waste Tray .....................................................................................................
REP 1.16 Drum Maintenance Unit ..................................................................................
REP 1.17 Tray 1 Arm ......................................................................................................
REP 1.18 Tray 1 (MPT) Pick Roller Assembly ................................................................
Imaging
REP 2.1 Funnel Cap .......................................................................................................
REP 2.2 Jetstack Cap .....................................................................................................
REP 2.3 Printhead Assembly..........................................................................................
REP 2.4 Drum Assembly ................................................................................................
REP 2.5 Y-Axis Belt ........................................................................................................
REP 2.6 Printhead Wiper and Wiper Drive Belt ..............................................................
REP 2.8 Purge Pressure Pump ......................................................................................
REP 2.9 Left and Right Printhead Restraints ..................................................................
REP 2.11 Drum Maintenance Camshaft .........................................................................
REP 2.12 Transfix Camshaft...........................................................................................
REP 2.13 Stripper Carriage Assembly/ Transfix Roller...................................................
REP 2.15 Y-Axis Tension Spring ....................................................................................
REP 2.16 Transfix Load Module .....................................................................................
REP 2.17 Drum Maintenance Pivot Plate/ Drum Wiper Blade Assembly .......................
REP 2.20 Preheater and Deskew Assembly...................................................................
REP 2.21 Transfix Arm Kit (with Pins) ............................................................................
REP 2.22 X-Axis Bias Spring Hook, X-Axis Roll Adjuster Spring ...................................
REP 2.24 X-Axis Bias Spring ..........................................................................................
Paper Path
REP 3.1 Inner Simplex Guide with Pre-deskew Sensor and Harness ............................
REP 3.2 Lower Inner Duplex Guide ................................................................................
REP 3.3 Lower Exit Guide Assembly..............................................................................
REP 3.4 Outer Duplex Guide ..........................................................................................
REP 3.5 Upper Duplex Guide and Solenoid ...................................................................
REP 3.7 Takeaway Roller ...............................................................................................
REP 3.8 Duplex Roller ....................................................................................................
Xerox Internal Use Only - Revised, 3rd Revision
ColorQube 8570/8870 Service Manual
4 Repairs and Adjustments
REP 3.9 Separator Pad Kit..............................................................................................
REP 3.10 Pick Assembly and Retard Roller ...................................................................
4-3
REP 3.12 525-Sheet Feeder ...........................................................................................
REP 3.13 Exit Module .....................................................................................................
4-5
REP 3.14 Takeaway Guide .............................................................................................
4-6
Drive
4-7
REP 4.1 Preheater Lift Solenoid .....................................................................................
4-7
REP 4.2 Y-Axis Motor Assembly.....................................................................................
4-8
REP 4.3 Tray 1 Pick Solenoid .........................................................................................
4-9
REP 4.4 Head Tilt Solenoid.............................................................................................
4-10
REP 4.5 Media Drive Assembly ......................................................................................
4-11
REP 4.6 Tray 2 Lift Motor................................................................................................
4-11
REP 4.7 Electronics Module Fan ....................................................................................
4-12
REP 4.8 Head Tilt Gear...................................................................................................
4-12
REP 4.9 Tray 2 Lift Motor Gear.......................................................................................
4-14
REP 4.10 Head Maintenance Clutch...............................................................................
4-14
REP 4.11 X-Axis Motor ...................................................................................................
4-15
REP 4.12 Drum Cooling Fan...........................................................................................
4-16
REP 4.13 Process Drive..................................................................................................
Electrical
4-19
REP 5.1 Electronics Module............................................................................................
4-19
REP 5.2 Hard Disk Drive.................................................................................................
4-20
REP 5.3 RAM ..................................................................................................................
4-29
REP 5.4 NVRAM .............................................................................................................
4-34
REP 5.5 Configuration Card............................................................................................
4-34
REP 5.6 Circuit Boards (Power Supply, Main Controller, Power Control).......................
4-35
REP 5.9 Wave Amplifier..................................................................................................
4-36
REP 5.10 I/O Board.........................................................................................................
4-38
4-39
Sensors and Actuators
4-40
REP 6.1 Paper Size Switch.............................................................................................
4-42
REP 6.2 No Paper Sensor ..............................................................................................
4-42
REP 6.3 Paper Height Sensor.........................................................................................
4-45
REP 6.5 Drum Temperature Sensor ...............................................................................
4-48
REP 6.6 Front Door and Exit Door Interlock Switches ....................................................
4-50
REP 6.7 Waste Tray Detect Sensor................................................................................
4-52
4-53
Adjustments and Calibrations
ADJ 1.1 Wiper Blade Alignment ......................................................................................
ADJ 1.2 Homing the Printhead Forward to Print Position ...............................................
4-55
ADJ 1.3 Process Drive Alignment ...................................................................................
4-56
ADJ 1.4 Manual Printhead Parking .................................................................................
4-56
ADJ 1.5 Center the Printhead .........................................................................................
4-57
4-57
4-58
4-59
October 2012
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4-78
4-78
4-79
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4-83
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4-88
4-88
4-93
4-96
4-97
4-98
4-99
4-100
4-100
4-101
4-103
4-104
4-105
4-106
4-108
Repairs and Adjustments