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09/2007

3-1

Phaser 8860/8860MFP Service Manual

Image Quality

Initial Issue

3 Image Quality

IQ1 IOT Image Quality Entry RAP ..................................................................................

3-3

IQ2 Dark Streaks on Copied Image ................................................................................

3-4

IQ3 Voids in the Copied Image .......................................................................................

3-4

IQ4 Skewed Copy Image ................................................................................................

3-5

IQ6 Fuzzy Text or Image.................................................................................................

3-5

IQ5 Copy Image is Lighter or Darker than the Original ...................................................

3-6

IQ7 Copied Image Colors Do Not Match the Original .....................................................

3-6

IQ8 Dark Streaks on Copied Image ................................................................................

3-7

IQ9 Copy Image is Skewed.............................................................................................

3-7

IQ10 Copy Image is Lighter or Darker than the Original .................................................

3-8

IQ11 Copied Image Colors Do Not Match the Original ...................................................

3-8

IQ12 Fuzzy Text or Image...............................................................................................

3-9

IQ13 Random Light Stripes.............................................................................................

3-9

IQ14 Predominate Light Stripes ......................................................................................

3-10

IQ15 Smudges or Smears...............................................................................................

3-11

IQ16 Printed Image is Too Light or Too Dark .................................................................

3-11

IQ17 No Image is Printed ................................................................................................

3-12

IQ18 Color is Uneven or Color is Wrong .........................................................................

3-12

IQ19 Streaks or Lines Down the Print .............................................................................

3-13

IQ20 Scratches or Marks Parallel to the Long Axis of Printing .......................................

3-14

IQ21 Ink on the White Portion of the Printed Page .........................................................

3-15

IQ22 Fuzzy Text ..............................................................................................................

3-16

IQ23 Poor Primary Color Fill ...........................................................................................

3-17

IQ24 Ghosting .................................................................................................................

3-18

IQ25 Poor Small Text Resolution ....................................................................................

3-19

IQ26 Vertical Lines Appear Wavy ...................................................................................

3-20

IQ27 Oil Streaks on Print ................................................................................................

3-20

IQ28 Incomplete Image Transfer ....................................................................................

3-21

IQ29 Ink Smears on First Side of Duplex Print ...............................................................

3-22

IQ30 Repeating Print Defects .........................................................................................

3-23

IQ31 White Stripes (Pinstripes) .......................................................................................

3-23

IQ32 Wrinkling.................................................................................................................

3-24

IQ33 Image is Offset or Cut-Off ......................................................................................

3-24

IQ34 Poor Ink Adhesion, Poor Image Durability .............................................................

3-25

IQ35 Massive Jet Loss ....................................................................................................

3-25

Analyzing Service Test Prints .........................................................................................

3-26

Jet Substitution Mode......................................................................................................

3-31

Summary of Contents for Phaser 8860

Page 1: ...705P01205 September 2007 Phaser 8860 8860MFP Service Documentation...

Page 2: ...Safety Summary iv Moving the System vi Symbology and Nomenclature vii Electrostatic Discharge Precautions ix Regulatory Specifications ix Phaser 8860 8860MFP Overview x System Configurations xi Parts...

Page 3: ...ic aids for troubleshooting that include Power On Self Test POST Built in Self Tests BIST and Fault Code error procedures Section 3 Image Quality This section contains the diagnostic aids for troubles...

Page 4: ...8860 8860MFP Service Manual Service Call Procedures Initial Issue 1 Service Call Procedures Service Call Procedures 1 3 Initial Actions 1 4 Routine Maintenance Activities 1 5 Cleaning Procedures 1 5...

Page 5: ...9 13 1XX 4x Left Jetstack Thermal Faults 2 29 13 2XX 4x Right Jetstack Thermal Faults 2 30 13 XXX xx Printhead Reservoir Thermal Faults 2 30 13 XXX xx Ink Loader Thermal Faults 2 31 13 00x 6x Thermal...

Page 6: ...5 Smudges or Smears 3 11 IQ16 Printed Image is Too Light or Too Dark 3 11 IQ17 No Image is Printed 3 12 IQ18 Color is Uneven or Color is Wrong 3 12 IQ19 Streaks or Lines Down the Print 3 13 IQ20 Scrat...

Page 7: ...ex Roller 4 44 REP 3 0 5 Upper Duplex Guide and Solenoid 4 45 REP 3 0 6 Outer Duplex Guide 4 46 REP 3 0 7 Exit Module 8860MFP 4 46 REP 3 0 14 System Stabilizer 4 48 REP 3 0 18 Pick and Retard Rollers...

Page 8: ...4 8570 Covers PL 1 1 8860 Covers 5 5 Imaging PL 2 0 Imaging 5 6 8570MFP Paper Path PL 3 0 8860MFP Paper Path 5 7 8570 Paper Path PL 3 1 8860 Paper Path 5 8 Drive PL 4 0 8860MFP Drive 5 9 Drive PL 4 1...

Page 9: ...12 Upper Housing P O PL 1 0 Item 11 Includes Glass 13 DADF Front Cover P O PL 1 0 Item 15 14 DADF Upper Cover P O PL 1 0 Item 15 15 059K58460 DADF Assembly with 13 19 16 050K67610 DADF Input Tray 17 0...

Page 10: ...6 DADF Malfunction 6 39 Scanner Malfunction 6 40 Control Panel Malfunction 6 40 Exit Module Malfunction 6 41 Media Path and Transport Problems 6 41 Operating System and Application Problems 6 42 Netwo...

Page 11: ...09 2007 7 1 Phaser 8860 8860MFP Service Manual Wiring Data Initial Issue 7 Wiring Data How to use the Plug Jack Location List 7 3 Plug Jack Locations 7 4 Wire Routing 7 10 Wiring Diagrams 7 14...

Page 12: ...09 2007 8 1 Phaser 8860 8860MFP Service Manual Theory of Operation Initial Issue 8 Theory of Operation System Overview 8 3 Image Input Terminal 8 3 System Electronics 8 6 Image Output Terminal 8 8...

Page 13: ...Terminal IIT Document Feeder Scanner and Image Output Terminal IOT Print Engine IOT descriptions also apply to the 8860 Figure 1 Phaser 8860MFP Model This section describes these major assemblies and...

Page 14: ...Phaser 8860 service manual download Xerox Phaser 8860 service manual download Xerox Phaser 8860 service manual download Xerox Phaser 8860 service manual download Xerox Phaser 8860 service manual down...

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