Fujitsu FI-4750L Cleaning and Maintenance Guide

C150-E201-02EN

fi-4750L Image Scanner

Cleaning and Maintenance

Revisions, Disclaimers

Revisions

Editon Date published Revised contents

01 March, 2001 First edition

02 March, 2001 Partly changed

FCC declaration: This equipment has been tested and found to comply with the
limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These
limits are designed to provide reasonable protection against harmful interference in
a residential installation. This equipment generates, uses, and can radiate radio
frequency energy and, if not installed and used in accordance with the instruction
manual, may cause harmful interference to radio communications. However, there
is no guarantee that interference will not occur in a particular installation. If this
equipment does cause harmful interference to radio or television reception, which
can be determined by turning the equipment off and on, the user is encouraged to
try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.

• Increase the separation between the equipment and receiver.

• Connect the equipment into an outlet on a circuit different from that to which the
receiver is connected.

• Consult the dealer or an experienced radio/TV technician for help.

i, 2-5, 2-7

Specification No. C150-E201-02EN

FCC warning: Changes or modifications not expressly approved by the party
responsible for compliance could void the user's authority to operate the equip­ment.

i

NOTE

• The use of a non-shielded interface cable with the referenced device is prohibited.
The length of the parallel interface cable must be 3 meters (10 feet) or less. The
length of the serial interface cable must be 15 meters (50 feet) or less.

• The length of the power cord must be 3 meters (10 feet) or less.

This Class B digital apparatus complies with Canadian ICES-003.
Cet appareil numérique de la classe B est conforme à la norme NMB-003 du

Canada.

As an ENERGYSTAR ® Partner, Fujitsu Limited declares that this scanner meets the
ENERGYSTAR ® guidelines for energy efficiency. ENERGYSTAR ® is a U. S. regis­tered mark.

Changes

The contents of this manual may be revised without prior notice.
FUJITSU reserves the right to make changes to any products herein, to improve
reliability, function, or design, without further notice and without obligation.

Copyrights

All Rights Reserved, Copyright © 2001, FUJITSU LIMITED.
Printed in Japan.
No part of this manual may be reproduced in any form without permission.

ii

Fujitsu Offices

Please send your comments on this manual or on Fujitsu products to the
following addresses:

FUJITSU COMPUTER PRODUCTS OF
AMERICA,INC.
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California 95134-2022,U.S.A.
TEL:[phone]
FAX:[phone]
http://www.fcpa.com/

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TEL:[phone]
FAX:[phone]
http://www.fujitsu.com.au/

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Ontario L4W 4X5,CANADA
TEL:[phone]
FAX:[phone]
http://www.fujitsu.ca/

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8000 München 40,F.R,GERMANY
TEL:[phone]
FAX:[phone]
http://www.fujitsu.de/

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Paseo de la Castellana 95
Madrid 28046,SPAIN
TEL:[phone]
FAX:[phone]
http://www.fujitsu-europe.com/home/

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Middlesex,UB11 1AB,U.K
TEL:[phone]
FAX:[phone]
http://www.fujitsu-europe.com/home

a

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Singapore Science Park II, Singapore 117674 Republic
of Singapore
TEL:[phone]
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http://www.fujitsu-computers.com.sg/

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10/F, Lincoln House, Taikoo Place,
979 King’s Road, Island East, Hong Kong
TEL:[phone]
FAX:[phone]
TLX:62667
http://www.fujitsu.com.hk/

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Via Nazario Sauro, 38
20099 Sestos, Giovanni (MI), ITALY
TEL:[phone]
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FUJITSU NORDIC AB
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TEL:[phone]
FAX:[phone]
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FUJITSU LIMITED
International Operations
Marunouchi 1-6-1, Chiyoda-ku,
Tokyo 100 JAPAN
TEL:[phone]
FAX:[phone]
TLX:J2283
Cable:”FUJITSU LIMITED TOKYO”
http://www.fujitsu.co.jp/

iii

Note, Liability

READ ALL OF THIS MANUAL CAREFULLY BEFORE USING THIS PRODUCT.
IF NOT USED CORRECTLY, UNEXPECTED INJURY MAY BE CAUSED TO
USERS OR BYSTANDERS.

While all efforts have been made to ensure the accuracy of all information in this
manual, FUJITSU assumes no liability to any party for any damage caused by
errors or omissions or by statements of any kind in this manual, its updates or
supplements, whether such errors are omissions or statements resulting from
negligence, accidents, or any other cause. FUJITSU further assumes no liability
arising from the application or use of any product or system described herein; nor
any liability for incidental or consequential damages arising from the use of this
manual. FUJITSU disclaims all warranties regarding the information contained
herein, whether expressed, implied, or statutory.

iv

Preface

This manual explains how to clean and maintain the fi-4750L image scanner.
The fi-4750L is a highly functional color image scanner developed for volume filing,

using charge-coupled device (CCD) color image sensors. This scanner features
duplex scanning and high quality color image processing with an automatic docu­ment feeder (ADF).

Refer to the Operator’s Guide for basic information about the fi-4750L.

v

Conventions

Important information that requires special attention is indicated as follows:

WARNING

WARNING indicates that serious personal injury may result if you do not follow a
procedure correctly.

CAUTION

CAUTION indicates that minor personal injury, loss of data, or damage to the
scanner may result if you do not follow a procedure correctly.

Official Fujitsu part names are indicated with an initial capital letter, as in the part
name “Pick roller”.

NOTE

A NOTE provides “how-to” tips or suggestions to help you perform a procedure
correctly.

vi

CONTENTS

CHAPTER 1 DESCRIPTION ............................................................... 1-1

CHAPTER 2 CLEANING ..................................................................... 2-1

CHAPTER 3 REPLACEMENT OF PARTS.......................................... 3-1

Units ............................................................................... 1- 2

Assemblies..................................................................... 1- 4

Operator Panel................................................................ 1 -5

Panel Display.................................................................. 1-6

Cleaning Supplies and Area Requiring Cleaning.............. 2-2

Supplies .................................................................... 2- 2

Areas Requiring Cleaning .......................................... 2- 3

Cleaning the ADF............................................................ 2 -4

Cleaning the Flatbed ..................................................... 2-10

Pad Assembly ................................................................ 3-2

Pick Roller ...................................................................... 3- 4

Chute Roller .................................................................. 3-11

CHAPTER 4 TROUBLESHOOTING .................................................... 4-1

Clearing Paper Jams....................................................... 4-2

Initial Checks .................................................................. 4-3

Problem Checklist......................................................... 4-20

vii

CHAPTER

1

DESCRIPTION

DESCRIPTION

DESCRIPTIONCLEANINGREPLACEMENT

CHAPTER

CHAPTER

CHAPTER

2

3

4

REPLA CEMENT OF PARTS

TROUBLESHOOTING

CLEANING

OF PARTS

TROUBLESHOOTING

CHAPTER

1

DESCRIPTION

This chapter describes units, assemblies, indicators and LED func­tions.

Units

Assemblies

Operator Panel

Panel Display

1-1

Units

7

1

ADF

2

Paper weight
(hidden)

3

ADF paper chute

Document holding pad

8

Document cover

6

Stacker

16

Power switch

5

15

Power inlet

ADF lever

4

Oparator panel

10

IMP connector

11

14

EXT connector

INT connector

9

12

Third party slot

13

Interface connector

Document bed

1-2

o

N

Function

1

Automatic al l y feed s do cume nt s t o t he re adi n g pos i t i on.

2

Presses the documents loaded on the ADF paper chute.

3

Holds the documents to be fed by the ADF.
Displays the status of the scanner. Also displays buttons that enable the

4

operator to change settings in Feed mode, Manual Feed mode, and Setup
mode.

5

Opens/closes ADF to enable the removal of jammed documents.

6

Stacks the read documents.

7

Presses the document to the Document bed.

8

Closes over and keeps in place the document to be read.

9

Holds the document to be read. Also called Flatbed (FB).

DESCRIPTION

10

Connects to an option.

11

Connects to the EXT connector.

12

A Fujitsu Video Interface Option Board is install ed.

13

Connects to the host system with interface cables.

14

Connects to the INT connector.

15

Connects to an AC power outlet with the power cable.

16

Turns the power On or Off.

1-3

Assemblies

Adjustment
stacker

Thumb screw

Guide A
ASY

Pick roller 2

Stacker

Pad ASY

Pick roller 1

Roller
cover

Chute
roller

Chute

roller
Roller
cover

1-4

Gate ASY

Operator panel

The Operator panel is located on the
upper right hand side of the scanner.
The panel consists of an LCD (16
characters x 2 lines), LEDs, and
buttons.

Arrangement

DESCRIPTION

Exit

Enter

Previous

Next

Operator panel

Stop

Send To/

Start

Read
Check

1-5

Button/LED Function

Name of the button and
LED

Button Next

Previous

Exit When you are entering settings on the Operat or panel, pressing this button

Enter
Send To

Start

Stop When the Check LED lights, pressing this button releases the error status

LED

Read

Function

Displays the next LCD screen.
Displays the previous LCD screen.
Moves the cursor (blinking part) to the left
Moves the cursor (blinking part) to the right

returns you immediately to the Scanner Ready screen.
Enters the parameter currently selected by the cursor.

Starts the reading. while Manual start mode is set or the Read lamp lights
when the video interface option is used. Some application software packages
might use this button.

(turns off Check and returns to the Scanner Ready screen). Stops the reading
while reading when the video interface option is used. Also turns off the Check

lamp.
Indicates the scanner is ON.
Indicates the scanner is reading or ready to read.

Check If lit, indicates an alarm occurred. Pressing the Stop button turns the Check

lamp off.

If it blinks at one second intervals, this indicates a jam or double feed has been
detected. If the problem is jammed paper, removing paper turns off the Check
lamp. If the problem is double feed, pressing the Stop button turns off the
Check lamp.

If it blinks at four second intervals, t his indicates cleaning the ADF is
necessary.

1-6

Counter Display

The scanner is provided with a counter

Paper counter

display.

Abrasion counter

Counter Function

Paper counter When the

button is pressed

When the
button is pressed

Abrasion counter Abrasion counter counts the accumulat ed number of t he scanned s heet . This

counter incr ements at every 10 sheet s. This counter i s usef ul to check the
cleaning cycl e or parts replacement cyc le. How to reset i s described in
Chapter 6.

The paper counter counts t he number of scanned sheet s
from the start of reading unti l Paper Empty or unt i l an
error is detected. The counter is aut omatically reset at
the start of reading. The counter is used for checking
the number of sheets scanned at one time.

This counter i ncr ements each t ime a document is
scanned. The counter is not initialized until the power is
turned of f. The counter can be used, for example, for
checking the number of sheets that have been scanned
in one day.

DESCRIPTION

NOTE

When the counter value is 0, no number is displayed.

1-7

Panel Display

Operation status

The operation status is indicated by the following messages:
<Power-on>

<Reading>

<Low Power Mode> When the Scanner Display turns Off and the power indicator

remains “On”, the scanner is in the Low Power Mode.

NOTE

One of the following will wake up the scanner:

• Pressing any button.

• Setting the paper on the ADF.

• Sending a command from the host computer.

<Waiting for Start> The scanner displays the following screen when waiting for the

Start button to be pressed:
(Only When the Video Interface
Option is installed.)

<Cleaning request> When the Pick roller cleaning is necessary, the scanner displays

the following on the upper line:

When the ADF glass cleaning is necessary, the scanner displays

the following on the LCD:

Clean the Pick roller or the ADF glass in accordance with the

instructions given in chapter 2, Cleaning the ADF, and chapter 3,

Pick Roller.

1-8

Temporary error

<Hopper empty>

<Jam>

<ADF cover open>

<Double feed error>

DESCRIPTION

This message is displayed if there is no more paper on the ADF
paper chute during a read operation in ADF mode. Fill the ADF
paper chute with paper. To enable the read operation, press the
stop button.

This message is displayed if a document is jammed in the ADF.
See Chapter 4 for removing jammed ducuments.

This message is displayed if the ADF is not closed completely.
Close the ADF completely, and enable the read operation.

This message is displayed when the ADF detects a Double feed
error. Check the document and re-scan it.

1-9

Alarm

One of the following messages is displayed if an error occurs in the scanner. If one of the following
error messages is displayed, turn the power Off and then On again. If the same message is
displayed, contact your service representative.

<Optical alarm front>

<Optical alarm back>

<FB mechanism alarm>

NOTE

When the total number of sheets scanned by the ADF is less than 100, the message above and the
message below are displayed alternately. Remove the bracket (Shipping Lock) that holds the carrier
in place.

1-10

<Motor fuse alarm>

<Lamp fuse alarm>

<Image transfer alarm>

<Memory alarm>

<EEPROM alarm>

<FAN alarm>

<SCSI fuse alarm>

DESCRIPTION

NOTE

When this message is displayed, turn Off system power and then turn it On again. Alternatively,
replace the current cable with one recommended by the manufacturer of the SCSI board. When the
cause of the alarm has been corrected, the scanner automatically resumes operation once power is
turned On again.

1-11

CHAPTER

2

CLEANING

This chapter describes cleaning supplies, areas that require clean­ing, and procedures for cleaning the ADF and the flatbed.

Cleaning Supplies and Areas Requiring Cleaning

Cleaning the ADF

Cleaning the Flatbed

2-1