background image

XEROX DOCUPRINT 4850/4890 NPS TROUBLESHOOTING GUIDE

iii

Laser safety

!

Warning:

Adjustments, use of controls, or performance of 

procedures other than those specified herein may result in 
hazardous light exposure.

The Xerox DocuPrint printers are certified to comply with the 
performance standards of the U.S. Department of Health, Education, 
and Welfare for Class 1 laser products. Class 1 laser products do not 
emit hazardous radiation. The DocuPrint printers do not emit 
hazardous radiation because the laser beam is completely enclosed 
during all modes of customer operation.

The laser danger labels on the system are for Xerox service 
representatives and are on or near panels or shields that must be 
removed with a tool. 

DO NOT REMOVE LABELED PANELS OR 

PANELS NEAR LABELS. ONLY XEROX SERVICE 
REPRESENTATIVES HAVE ACCESS TO THESE PANELS.

Ozone information

This product produces ozone during normal operation. The amount 
of ozone produced depends on copy volume. Ozone is heavier than 
air. The environmental parameters specified in the Xerox installation 
instructions ensure that concentration levels are within safe limits. If 
you need additional information concerning ozone, call 1-800-828-
6571 to request the Xerox publication 600P83222, 

OZONE

.

Operation safety

Your Xerox equipment and supplies have been designed and tested 
to meet strict safety requirements. They have been approved by 
safety agencies, and they comply with environmental standards. 
Please observe the following precautions to ensure your continued 
safety.

Always connect equipment to a properly grounded electrical 
outlet. If in doubt, have the outlet checked by a qualified 
electrician. 

!

Warning:

Improper connection of the equipment grounding 

conductor may result in risk of electrical shock.

 

Never use a ground adapter plug to connect equipment to an 
electrical outlet that lacks a ground connection terminal. 

Содержание DocuPrint 4850 NPS

Страница 1: ...Xerox DocuPrint Network Printer Series Troubleshooting Guide for Models 4850 4890 NPS Version 7 1 August 2000 721P86741...

Страница 2: ...ut limitation material generated from the software programs which are displayed on the screen such as icons screen displays looks etc Printed in the United States of America Publication number 721P867...

Страница 3: ...zone information This product produces ozone during normal operation The amount of ozone produced depends on copy volume Ozone is heavier than air The environmental parameters specified in the Xerox i...

Страница 4: ...covers or guards that are fastened with screws There are no operator serviceable areas within these covers Never override electrical or mechanical interlocks Never use supplies or cleaning materials...

Страница 5: ...aring paper misfeeds and jams 4 1 Clearing a feeder tray fault 4 1 Frequent misfeeds 4 3 Clearing paper jams 4 4 Job recovery 4 6 Printer jam clearance areas 4 7 Clearing paper jams from areas 1 and 1...

Страница 6: ...suring performance 6 2 Calculating throughput 6 4 Minimizing the start up latency 6 6 Setting page order 6 9 Product features that affect print quality 6 9 Proprietary PostScript extensions 6 9 Device...

Страница 7: ...describes the information to have on hand when calling for support service Chapter 2 Troubleshooting Xerox Client Software installation provides solutions to common problems with software installatio...

Страница 8: ...privilege operator Enter Within procedures the two step process of keying in data and pressing RETURN for example enter y Italics Document and library names are shown in italics for example the Xerox...

Страница 9: ...tion Language Installation Planning Guide Messages Guide System Overview Guide Troubleshooting Guide Glossary Master Index Customer Information Quick Reference Card Printer Controller Commands Quick R...

Страница 10: ...INTRODUCTION x XEROX DOCUPRINT 4850 4890 NPS TROUBLESHOOTING GUIDE...

Страница 11: ...note of the following Status code numbers and messages that appear on the controller screen and the printer console Indicator lights that are lit Name of your printer DocuPrint 4850 4890 NPS Serial nu...

Страница 12: ...modem so that the technician can dial into your system Prior to enabling the modem be sure to use the Stop All command so that printing and queueing are stopped during the remote service session When...

Страница 13: ...e following steps 1 If the Printer Controller software is newly installed verify that job processing has been started at the Printer Controller 2 At the client verify the host file exists and contains...

Страница 14: ...correct information Make sure the machine is operational and is in the network mode UNIX clients only Indicates that the installation script s attempt to communicate with the Printer Controller has f...

Страница 15: ...r Xerox service representative must change the configuration on the DocuPrint NPS Printer Controller Log message says there is an error in connecting to the file server DocuPrint NPS is getting SAP pa...

Страница 16: ...finition Stop the PSERVER instance Log message says Error finding queue Queue not created At the file server create the queue set up the printer for the PSERVER and be sure it will service the appropr...

Страница 17: ...g SAP packets advertising the print server There is a basic connectivity or routing problem The incorrect framing type has been set The print server is not running For RPRINTER there must be a PSERVER...

Страница 18: ...TROUBLESHOOTING A NOVELL IMPLEMENTATION 3 4 XEROX DOCUPRINT 4850 4890 NPS TROUBLESHOOTING GUIDE...

Страница 19: ...Paper for information on paper selection and care Clearing a feeder tray fault When paper is misfed from the paper trays complete the following steps 1 Go to the paper tray indicated by the message an...

Страница 20: ...the stack is not higher than the MAX line on the length guide Make sure the length guide is firmly touching the back edge of the stack 6 Latch the paper feeder assembly by pressing the green dot unti...

Страница 21: ...n Clean the feed belt only to correct misfeeds not as routine maintenance Because the belt is rubber frequent cleaning dries it out and makes it fail prematurely are or software 1 Clear any misfeeds t...

Страница 22: ...printer Operate the system as usual If you continue to experience misfeeds place a service call Clearing paper jams Paper sometimes jams as it leaves the feeder trays or moves through the paper path Y...

Страница 23: ...vent of a jam the printer control console displays the following information The message display describes the areas of the printer you must check and clear The graphic display shows the location of t...

Страница 24: ...indicated by the message and graphic displays Job recovery Checking job integrity following a paper jam When printing resumes following a paper jam there is a slight possibility that duplicate sheets...

Страница 25: ...the jam clearance areas for both the dual stacker areas 8 8A and 9 and the stitcher stacker areas A and B The purpose of the diagram is to give you an overall perspective of the locations of all the...

Страница 26: ...T 4850 4890 NPS TROUBLESHOOTING GUIDE Clearing paper jams from areas 1 and 1A To clear paper jams from areas 1 and 1A 1 Open the middle door and locate area 1 2 Remove and discard any paper you find i...

Страница 27: ...high capacity feeder front door and locate area 1A 5 Remove and discard any paper you find in the area 1A 6 Close the door and press the Continue button to resume printing Clearing paper jams from are...

Страница 28: ...0 NPS TROUBLESHOOTING GUIDE 2 Lift the three green handles one by one Each time you lift a handle remove and discard any paper you find beneath the open section 3 Lower the handles and close the door...

Страница 29: ...AND JAMS XEROX DOCUPRINT 4850 4890 NPS TROUBLESHOOTING GUIDE 4 11 5 Lift the green handle Remove and discard any paper you find in this area 6 Lower the handle close the door and press the Continue bu...

Страница 30: ...ndle to the right in the direction of the arrow marked on it 3 Remove and discard any paper you find in this area 4 Release the handle close the door and press the Continue button to resume printing N...

Страница 31: ...oth areas Warning The laser safety label located on the inside left front door of the printer advises you that the panel below it must not be removed except by a service representative 2 With your lef...

Страница 32: ...ard any paper you find in this area Caution Do not use a sharp object to remove paper wrapped around the fuser rolls Attempting to do so could damage the roller and require its replacement 5 Return th...

Страница 33: ...ume printing Clearing paper jams from area 5 Follow these steps to clear jams in area 5 1 Open the middle door and locate area 5 2 If paper is caught in the rollers between areas 4 and 5 first turn th...

Страница 34: ...arrow marked on it Remove and discard any paper you find there 4 Release the green handle 5 Close the door and press the Continue button to resume printing Clearing paper jams from areas 6 and 6A Foll...

Страница 35: ...stacker too if the printer control console message display indicates it needs to be opened 4 Remove and discard any sheets under the high capacity feeder cover If the printer control console message d...

Страница 36: ...ER MISFEEDS AND JAMS 4 18 XEROX DOCUPRINT 4850 4890 NPS TROUBLESHOOTING GUIDE Clearing paper jams from area 7 Area 7 of the paper path is used only during duplex printing 1 Open the middle door and lo...

Страница 37: ...BLESHOOTING GUIDE 4 19 2 Pull the block shaped set separator toward you and hold it in that position 3 Remove and discard any paper in the duplex tray 4 Return the set separator to its upright positio...

Страница 38: ...rea 8 If your printer has a stitcher stacker see the Correcting stacker problems chapter 1 Open the top cover of the output module as indicated on the graphic display of the printer control console 2...

Страница 39: ...problems chapter 1 Open the right door and locate the green handle on the upper right side of area 9 2 Pull the green handle down and to the left in the direction of the arrow marked on it to hold th...

Страница 40: ...that pops up when you open the cover 3 Locate the side cover of area B on the right 4 Push the cover to the right in the direction of the large green arrow at the front of the cover to open it 5 Remo...

Страница 41: ...n 4890 1 Verify that a sheet is caught between the bypass transport and the finishing device If a sheet is there remove it and discard it 2 Open the top cover of the bypass transport by lifting upward...

Страница 42: ...others do not the scuffer arms may need to be adjusted Note The scuffer arm weights on some printers are bolted in place These must be adjusted by a service representative The adjustable weights are...

Страница 43: ...1 Scuffer arm 2 Clear all paper jams following the jam clearance instructions provided by the message and graphic displays on the printer control console 3 Discard any pages sent to the sample tray o...

Страница 44: ...CLEARING PAPER MISFEEDS AND JAMS 4 26 XEROX DOCUPRINT 4850 4890 NPS TROUBLESHOOTING GUIDE...

Страница 45: ...available DocuPrintFAQ One sample document DocuPrintFAQ provides a list of frequently asked questions FAQ and answers about DocuPrint NPS This document may contain information that can help you resolv...

Страница 46: ...testgray testxerox worm XeroxSpiral XGFGoldenJob XGFLicenseRequestForm XRXGPJ1 XRXGPJ2 Access level Administrator or operator Syntax Print Sample Document Document Copies Plex Staple Resolution Media...

Страница 47: ...ng finish the stitching is ignored Media Indicates the media you want to use for printing the sample document Use the syntax size type color weight to specify media Specify USLetter USLegal A4 or nxn...

Страница 48: ...USING SAMPLE DOCUMENTS 5 4 XEROX DOCUPRINT 4850 4890 NPS TROUBLESHOOTING GUIDE...

Страница 49: ...the printer console displays a message It also displays one of two messages indicating the state of the dry ink housing Ready Not ready You must run a PQA Note If either the black or the color housin...

Страница 50: ...r This section describes how to calculate speeds using the sequencer log and how to minimize the start up latency in your calculations Note The sustained throughput using a stopwatch is a better measu...

Страница 51: ...4 89 Job 87 start ftpadmin rxlb300 ps2 ps November 14 1996 9 44 44 am PST Job 85 stop ftpadmin rxlb300 ps2 ps November 14 1996 9 44 54 am PST pages 30 decomp 12 72 elapsed 36 57 Job 88 start ftpadmin...

Страница 52: ...measurement of performance obtain the measurements while the printer is running a block of jobs Since start and stop times tend to overlap between jobs in a block the only way to obtain a measurement...

Страница 53: ...rate 6 2 ppm lower than the maximum rate To verify the assumption that the sustained throughput of the job prints at the rated speed of a Model 4890 a calculation of the rate based on the decompositio...

Страница 54: ...tart up latency of the printer Use a stopwatch to measure the elapsed time from when the first sheet is delivered to when the last sheet is delivered to the output tray Take the start time and stop ti...

Страница 55: ...14 1996 10 13 24 am PST pages 30 decomp 11 78 elapsed 36 24 Job 107 start ftpadmin rxlb300 ps2 ps November 14 1996 10 13 27 am PST Job 108 start ftpadmin rxlb300 ps2 ps November 14 1996 10 13 39 am P...

Страница 56: ...sed 76 50 compress 4 99x min free 100750K compress pages 138 expand pages 0 Job 135 start ftpadmin rxlb300 ps2 ps November 14 1996 10 22 15 am PST Job 132 stop ftpadmin rxlb300 ps2 ps November 14 1996...

Страница 57: ...a bypass transport the page delivery order is determined by the requirements of the third party device face up or face down To maximize performance place the pages in the PostScript master in the orde...

Страница 58: ...rtability Associated with every device is a default halftone definition that is appropriate for most applications In addition to the device dependent nature of halftoning a spot function is used by se...

Страница 59: ...tflat operator indirectly controls the length of the straight line segments As stated in the PostScript Language Reference Manual second edition If the flatness parameter is large enough to cause visi...

Страница 60: ...ADJUSTING PRINT QUALITY AND SPEED 6 12 XEROX DOCUPRINT 4850 4890 NPS TROUBLESHOOTING GUIDE...

Страница 61: ...is correct press the Continue button to resume printing The number displayed in the Wire Percentage indicator of the printer console begins to flash and the message STITCHER LOW ON WIRE appears when y...

Страница 62: ...CORRECTING STACKING PROBLEMS 7 2 XEROX DOCUPRINT 4850 4890 NPS TROUBLESHOOTING GUIDE...

Страница 63: ...call the service representative You have cleared all faults that are listed on the printer control console but the Attention light is still on and the following message is displayed Output is stopped...

Страница 64: ...SYSTEM UNRESPONSIVE 8 2 XEROX DOCUPRINT 4850 4890 NPS TROUBLESHOOTING GUIDE...

Страница 65: ...and 1A 4 8 4 9 areas 2 and 2A 4 9 4 11 areas 6 and 6A 4 16 4 17 stacker tray paper jams 4 24 stitcher stacker tray paper jams areas A and B 4 22 4 23 Continue button no response 8 1 Correcting stacki...

Страница 66: ...hput 6 4 6 5 feed belt cleaning 4 3 4 4 paper trays clearing misfeeds 4 1 4 2 product operator 6 9 PServer problems 3 1 publications related ix R Ready To Open indicator 4 1 remote service 1 2 require...

Страница 67: ...XEROX DOCUPRINT 4850 4890 NPS TROUBLESHOOTING GUIDE INDEX 3 INDEX X Xerox Client print command 2 1 Xerox Client Software troubleshooting installation 2 1 2 2 Xerox Product Safety iv...

Страница 68: ...INDEX INDEX 4 XEROX DOCUPRINT 4850 4890 NPS TROUBLESHOOTING GUIDE...

Отзывы: