Tektronix Phaser 300i Manuale utente

Service Manual

Phaser

™

300i and Phaser

™

300RX

Color Printer

Warning

The following servicing instructions are for

use by qualified service personnel only. To

avoid personal injury, do not perform any

servicing other than that contained in

operating instructions unless you are qualified

to do so.

This printing Sept 1995

070-8818-01

1995 by Tektronix, Inc., Wilsonville, Oregon. Printed in the United States of America. All rights

reserved. Contents of this publication may not be reproduced in any form without permission of Tektronix, Inc.

This instrument, in whole or in part, may be protected by one or more U.S. or foreign patents or patent applications.

Information provided upon request from Tektronix, Inc., P.O. Box 1000, Wilsonville, Oregon 97070-1000.

If acquired subject to FAR or DFARS, the following shall apply:

■

Unpublished — rights reserved under the copyright laws of the United States.

■

Restricted Rights Legend — Use, duplication or disclosures by the government is subject to restrictions as set forth

in subparagraph (c) (1)(ii) of the Rights in Technical Data and Computer Software at DFARS 252.227-7013, or in

subparagraph (c) (2) of the Commercial Computer Software – Restricted Rights clause at FAR 52.227-19, as

applicable. Tektronix, Inc., P.O. Box 1000, Wilsonville, Oregon 97070-1000.

Tektronix

is a registered trademark of Tektronix, Inc. TekColor™, ColorCoat™, ColorStix™ and Finepoint™ are

trademarks of Tektronix, Inc. Phaser™ is a trademark of Tektronix, Inc. for color printers and related products.

Adobe™ and PostScript™ are trademarks of Adobe Systems, Incorporated which may be registered in certain

jurisdictions.

Times™, Helvetica™ and Palatino™ are trademarks of Linotype-Hell AG and/or its subsidiaries.

Other marks are trademarks or registered trademarks of the companies with which they are associated.

PANTONE

* Colors generated by the Phaser 300i Color Printer are four-color process simulations and may not

match PANTONE-identiﬁed solid color standards. Use current PANTONE Color Reference Manuals for accurate

colors.

PANTONE Color simulations are only obtainable on these products when driven by qualiﬁed Pantone-licensed

software packages. Contact Pantone, Inc. for a current list of qualiﬁed licensees.

* Pantone, Inc.’s check-standard trademark for color reproduction and color reproduction materials.

TE/JG

Users safety summary

Terms in manual:

CAUTION Conditions that can result in damage to the product.

WARNING Conditions that can result in personal injury or loss of life.

Power source:

Does not apply more than 250 volts RMS between the supply conductors or between either supply

conductor and ground. Use only the speciﬁed power cord and connector. Refer to a qualiﬁed service technician for

changes to the cord or connector.

Operation of product:

Avoid electric shock by contacting a qualiﬁed service technician to replace fuses inside the

product. Do not operate without the covers and panels properly installed. Do not operate in an atmosphere of

explosive gases.

Safety instructions:

Read all installation instructions carefully before you plug the product into a power source.

Terms on product:

CAUTION: A personal injury hazard exists that may not be apparent. For example, a panel may

cover the hazardous area. Also applies to a hazard to property including the product itself. DANGER: A personal

injury hazard exists in the area where you see the sign.

Care of product:

Disconnect the power plug by pulling the plug, not the cord. Disconnect the power plug if the

power cord or plug is frayed or otherwise damaged, if you spill anything into the case, if product is exposed to any

excess moisture, if product is dropped or damaged, if you suspect that the product needs servicing or repair, and

whenever you clean the product.

Ground the product:

Plug the three-wire power cord (with grounding prong) into grounded AC outlets only. If

necessary, contact a licensed electrician to install a properly grounded outlet.

Symbols as marked on product:

DANGER high voltage:

Protective ground (earth) terminal:

Use caution. Refer to the manual(s) for information:

WARNING:

If the product loses the ground connection, usage of knobs and controls (and other conductive parts) can

cause an electrical shock. Electrical product may be hazardous if misused.

Service safety summary

For qualiﬁed service personnel only:

Refer also to the preceding Users Safety Summary.

Do not service alone:

Do not perform internal service or adjustment of this product unless another person capable of

rendering ﬁrst aid or resuscitation is present.

Use care when servicing with power on:

Dangerous voltages may exist at several points in this product. To avoid

personal injury, do not touch exposed connections and components while power is on.

Disconnect power before removing the power supply shield, soldering, or replacing components.

Do not wear jewelry:

Remove jewelry prior to servicing. Rings, necklaces, and other metallic objects could come into

contact with dangerous voltages and currents.

Power source:

This product is intended to operate from a power source that will not apply more than 250 volts rms

between the supply conductors or between either supply conductor and ground. A protective ground connection by

way of the grounding conductor in the power cord is essential for safe operation.

Service Manual

Contents

1 General Information

The Phaser 300i Color Printer 1-2

RAM and printer capabilities 1-2

The Phaser 300RX Color Printer 1-3

Phase-change inks 1-3

Print engine assemblies 1-4

Rear panel 1-8

Phaser 300i 1-8

About the Ethernet AAUI connector 1-8

DIP switches 1-8

Phaser 300RX 1-9

Phaser 300i rear panel DIP switches 1-10

Front panel 1-11

Specifications 1-13

Regulatory specifications 1-16

2 Installing the Printer and Drivers

Pre-install questions for customers 2-2

Unpacking 2-5

Printer inventory 2-5

Setting up the printer 2-7

Removing the shipping block 2-7

Installing SIMM memory 2-8

Installing an Ethernet card 2-8

Setting rear panel switches 2-9

Cabling the printer 2-10

Connecting the printer to a Macintosh 2-10

LocalTalk connection to a Macintosh 2-10

Ethernet connection to a Macintosh (requires Ethernet card option) 2-10

Connecting the printer to a PC 2-11

Direct connection to a PC 2-11

Networked connection to a PC using the Ethernet port 2-11

Connecting the printer to a workstation 2-12

Direct connection to the workstation 2-12

Networked connection to a workstation 2-12

Installing a SCSI hard disk drive on a Phaser 300i (optional) 2-13

Phaser 340 Color Printer

Turning on the printer 2-14

The startup page 2-14

The configuration page 2-15

Driver and communication set up 2-21

Loading the Macintosh driver 2-21

Installing the Tektronix driver for Windows 3.1 2-22

If you have other Tektronix printer drivers already installed 2-22

Configuring the Tektronix Windows printer driver 2-23

Updating the standard Microsoft Windows PostScript driver 2-25

Installing the printer driver for OS/2 Version 2 2-27

Configuring the printer's serial port for a PC 2-29

Using printcap to configure a workstation for the printer's serial port 2-31

Configuring a Novell NetWare server for the printer 2-32

Configuring TCP/IP on a UNIX host 2-33

3 Verifying the Printer and Host Connections

Printing from a Macintosh 3-1

Selecting the printer via the Chooser 3-1

Printing the directory from a Macintosh 3-2

Verifying that an application communicates to the printer 3-3

Using the Error Handler utility 3-3

PC verification 3-4

DOS connection verification 3-4

Windows 3.1 driver verification 3-4

OS/2 connection verification 3-5

Novell NetWare verification 3-6

Using the Error Handler utility 3-7

Workstation verification 3-8

Verifying connection and printing using TCP/IP protocols 3-8

Using the Error Handler utility 3-9

Service Manual

vii

4 Key Operator Training

Overview 4-1

Printer controls and indicators 4-2

Loading media 4-6

Clearing paper jams 4-8

Cleaning 4-8

Warranty information 4-10

Service support 4-10

Supplies ordering 4-11

If you need help 4-11

HAL information system 4-11

Customer Support Hotline 4-12

Service support 4-12

Electronic bulletin board 4-12

5 Theory of Operation

Overview 5-1

Functional block diagram 5-2

The printhead and printing 5-4

Phaser 300 ink 5-6

Print modes 5-6

Standard mode 5-6

Enhanced mode 5-6

Premium mode 5-7

Fusing 5-8

Maintenance station 5-9

Maintenance station cam 5-10

Maintenance cycles 5-12

Ink loading 5-13

Paper feeding 5-15

The paper path's operation 5-16

Paper loading 5-16

Paper measure 5-17

Printing 5-18

Exit positioning 5-18

Fusing and exiting 5-19

viii

Phaser 340 Color Printer

6 Troubleshooting

System power-up sequence 6-1

Print engine troubleshooting 6-2

Verifying image processor operation by using the Test Pattern Generator 6-2

Verifying print engine operation by using its self-test print 6-3

Verifying power supply operation 6-4

Measuring power supply voltages 6-5

Inspecting the power supply fuses 6-6

Testing for a shorted motor 6-6

+40 and HV safety interlocks 6-7

Testing motor resistances 6-9

Media jams and the paper path 6-10

Media-based problems 6-10

Jams 6-10

Jam — Paper tray 6-11

Jam — Manual-feed input 6-12

Jam — Internal 6-12

Jam — Rear cover 6-13

Jam — Output tray 6-13

Frequent X-axis stalls (jam — rear cover errors) with no obvious cause 6-13

Checking the paper-feed motor and drive train 6-14

Media problems 6-14

The media skews passing through the paper path 6-14

Paper tray indicates empty when it is not 6-15

Printing and print quality problems 6-16

Paper edges are rippled or wrinkled 6-16

White portion of print is colored 6-16

Stripes, spots or streaks in print (missing ink) 6-17

Large spots or blobs on the print 6-17

The print appears as jagged swaths (bi-directional misalignment) 6-17

The image is printed skewed on the paper 6-18

In a swath's vertical row of dots, one dot is offset from the others 6-18

Forward and reverse swaths of prints made in bidirectional mode do not align 6-18

Entire image appears fuzzy; dots feature many satellites 6-19

Inconsistent printing 6-19

Blank lines or double lines across the entire image 6-19

In the test print, the colored fills are not horizontally level with each other 6-19

Severe banding in color fills 6-19

The image is not centered on the print when it should be 6-19

The fuser stalls 6-20

The print is wrinkled 6-20

Service Manual

Troubleshooting missing or deflected jets 6-20

Customer-performed steps to recover faulty jets 6-20

Service-performed procedures to recover faulty jets 6-21

Macintosh printing problems 6-22

Image never prints 6-22

Image prints in black-and-white 6-22

Image is rotated 90 degrees 6-23

Printer isn’t in the Chooser 6-23

PC DOS printing problems 6-23

Image never prints 6-23

Windows printing problems 6-25

Image never prints 6-25

Blue color on the screen is printing too purple 6-25

Windows message “Problem writing device LPT1: Cancel or Retry” 6-25

Workstation printing problems 6-26

Image never prints 6-26

Error Messages 6-27

Engine error codes 6-27

Service mode message 6-41

Communication interface error 6-41

Phaser 300i image processor 6-43

Image processor normal indicators 6-43

Image processor hard and soft error indicators 6-43

Verifying the image processor's operation 6-43

Image processor self-diagnostics 6-44

Phaser 300i image processor rear panel switches for self-testing 6-44

Printing the configuration page 6-46

Printing the demo page 6-46

Rear panel switches (diagnostics) 6-47

Trace mode 6-48

Resetting NVRAM 6-49

Phaser 340 Color Printer

7 Cleaning and Maintenance

Service preventive maintenance procedure 7-1

Cleaning and inspecting 7-2

Paper-pick roller cleaning 7-2

Cleaning the feed rollers 7-4

Feed roller cleaning 7-4

Other cleaning 7-7

Cleaning the paper tension blade 7-7

Cleaning the paper clamp 7-9

Cleaning the drum 7-10

Cleaning the wiper blade 7-12

Cleaning the fuser rollers 7-14

Replacing the fuser wiper 7-15

General cleaning and checking 7-16

8 FRU Disassembly/Assembly

Required tools 8-2

The printer cabinet 8-3

Paper path frame 8-5

Backup system 8-6

Paper feed rollers 8-8

Fuser 8-10

Printhead 8-12

Installing the printhead 8-14

Air pump 8-17

Removing the air pump 8-17

Installing the air pump 8-19

Front panel, ink loading chamber and sheet metal bracket 8-20

Maintenance station 8-22

Installing the maintenance station 8-24

Replacing the maintenance station wiper 8-26

Power supply 8-27

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