Fujitsu fi-4750L Configuration guide

C150-E201-02EN
fi-4750L Image Scanner
Cleaning and Maintenance

i
Revisions, Disclaimers
Revisions
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.
FCC warning: Changes or modifications not expressly approved by the party
responsible for compliance could void the user's authority to operate the equip-
ment.
Editon Date published Revised contents
01 March,2001 First edition
02 March,2001 Partlychanged
SpecificationNo.C150-E201-02EN
i,2-5,2-7

ii
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. regis-
tered 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.

iii
Fujitsu Offices
Please send your comments on this manual or on Fujitsu products to the
following addresses:
FUJITSU COMPUTER PRODUCTS OF
AMERICA,INC.
2904 Orchard Parkway,San Jose.
California 95134-2022,U.S.A.
TEL:[phone]
FAX:[phone]
http://www.fcpa.com/
FUJITSU AUSTRALIA LIMITED
Fujitsu Hause 2 Julius Avenue North Ryde
N.S.W 2113 AUSTRALIA
TEL:[phone]
FAX:[phone]
http://www.fujitsu.com.au/
FUJITSU CANADA,INC.
2800 Matheson Blvd.East,Mississauga.
Ontario L4W 4X5,CANADA
TEL:[phone]
FAX:[phone]
http://www.fujitsu.ca/
FUJITSU DEUTSCHLAND GmbH.
Frankfurter Ring 211,
8000 München 40,F.R,GERMANY
TEL:[phone]
FAX:[phone]
http://www.fujitsu.de/
FUJITSU ESPAÑA,S.A
Edificio torre Europa 5a
Paseo de la Castellana 95
Madrid 28046,SPAIN
TEL:[phone]
FAX:[phone]
http://www.fujitsu-europe.com/home/
FUJITSU EUROPE LTD.
2,Longwalk Road,Stockey Park,Uxbridge
Middlesex,UB11 1AB,U.K
TEL:[phone]
FAX:[phone]
http://www.fujitsu-europe.com/home
FUJITSU FRANCE S.A.
I, Place des Etats-Unis, SILIC 310,
94588 Rungis cedex, FRANCE
TEL:[phone]
FAX:[phone]
http://www.fujitsu-europe.com/home/
FUJITSU COMPUTERS (SINGAPORE) PTE, LTD.
20 Science Park Road #03-01, Tele Teck Park
Singapore Science Park II, Singapore 117674 Republic
of Singapore
TEL:[phone]
FAX:[phone]
http://www.fujitsu-computers.com.sg/
FUJITSU HONG KONG Limited
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/
FUJITSU ITALIA S.p.A.
Via Nazario Sauro, 38
20099 Sestos, Giovanni (MI), ITALY
TEL:[phone]
FAX:[phone]
http://www.fujitsu-europe.com/home
FUJITSU NORDIC AB
Kung Hans väg,S-192 68 Sollentuna, SWEDEN
TEL:[phone]
FAX:[phone]
http://www.fujitsu-europe.com/home
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/

iv
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.

v
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 docu-
ment feeder (ADF).
Refer to the Operator’s Guide for basic information about the fi-4750L.

vi
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.

vii
CONTENTS
CHAPTER1 DESCRIPTION ............................................................... 1-1
Units ............................................................................... 1-2
Assemblies..................................................................... 1-4
OperatorPanel................................................................ 1-5
PanelDisplay.................................................................. 1-6
CHAPTER2 CLEANING ..................................................................... 2-1
CleaningSuppliesandAreaRequiringCleaning.............. 2-2
Supplies .................................................................... 2-2
AreasRequiringCleaning .......................................... 2-3
CleaningtheADF............................................................ 2-4
CleaningtheFlatbed ..................................................... 2-10
CHAPTER3 REPLACEMENTOFPARTS .......................................... 3-1
Pad Assembly ................................................................ 3-2
Pick Roller ...................................................................... 3-4
ChuteRoller .................................................................. 3-11
CHAPTER4 TROUBLESHOOTING .................................................... 4-1
ClearingPaperJams....................................................... 4-2
Initial Checks .................................................................. 4-3
ProblemChecklist......................................................... 4-20

DESCRIPTION
CHAPTER 1
DESCRIPTION
CHAPTER
2
CLEANING
CHAPTER 3
REPLACEMENT OF PARTS
CHAPTER 4
TROUBLESHOOTING
DESCRIPTIONCLEANINGREPLACEMENT
OF PARTS
TROUBLESHOOTING

DESCRIPTION
This chapter describes units, assemblies, indicators and LED func-
tions.
Units
Assemblies
Operator Panel
Panel Display
1
CHAPTER
1-1

1-2
Units
Document holding pad
7
Document cover
8
ADF paper chute
3
ADF
1
Stacker
6
Power inlet
15
INTconnector
11
Power switch
16
Document bed
9
Oparatorpanel
4
ADF lever
5
Paperweight
(hidden)
2
IMPconnector
10 Third party slot
12
Interfaceconnector
13
EXTconnector
14

DESCRIPTION
1-3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
NoFunction
Automatically feeds documents to the reading position.
Presses the documents loaded on the ADF paper chute.
Holds the documents to be fed by the ADF.
Displays the status of the scanner. Also displays buttons that enable the
operator to change settings in Feed mode, Manual Feed mode, and Setup
mode.
Opens/closes ADF to enable the removal of jammed documents.
Stacks the read documents.
Presses the document to the Document bed.
Closes over and keeps in place the document to be read.
Holds the document to be read. Also called Flatbed (FB).
Connects to an option.
Connects to the EXT connector.
A Fujitsu Video Interface Option Board is installed.
Connects to the host system with interface cables.
Connects to the INT connector.
Connects to an AC power outlet with the power cable.
Turns the power On or Off.

1-4
Assemblies
Thumbscrew
GuideA
ASY
Pick roller 2
Pick roller 1
Pad ASY
Stacker
Gate ASY
Chute
roller
Roller
cover
Chute
roller
Roller
cover
Adjustment
stacker

DESCRIPTION
1-5
Exit
Enter
Stop
Previous
Next
Send To/
Start Read
Check
Operator panel
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

1-6
Button/LED Function
Name of the button and
LED Function
Button Next Displays the next LCD screen.
Previous Displays the previous LCD screen.
Moves the cursor (blinking part) to the left
Moves the cursor (blinking part) to the right
Exit When you are entering settings on the Operator panel, pressing this button
returns you immediately to the Scanner Ready screen.
Enter Enters the parameter currently selected by the cursor.
Send To
Start 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.
Stop When the Check LED lights, pressing this button releases the error status
(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.
LED Indicates the scanner is ON.
Read 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, this indicates cleaning the ADF is
necessary.

DESCRIPTION
1-7
Counter Display
The scanner is provided with a counter
display.
NOTE
When the counter value is 0, no number is displayed.
Abrasioncounter
Papercounter
Counter Function
Paper counter When the
button is pressed The paper counter counts the number of scanned sheets from the start of reading until Paper Empty or until an
error is detected. The counter is automatically reset at
the start of reading. The counter is used for checking
the number of sheets scanned at one time.
When the
button is pressed This counter increments each time a document is scanned. The counter is not initialized until the power is
turned off. The counter can be used, for example, for
checking the number of sheets that have been scanned
in one day.
Abrasion counter Abrasion counter counts the accumulated number of the scanned sheet. This
counter increments at every 10 sheets. This counter is useful to check the
cleaning cycle or parts replacement cycle. How to reset is described in
Chapter 6.

1-8
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 forStart> The scanner displays the following screen when waiting for the
Start button to be pressed:
(Only When the Video Interface
Option is installed.)
<Cleaningrequest> 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.

DESCRIPTION
1-9
Temporary error
<Hopper empty>
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.
<Jam>
This message is displayed if a document is jammed in the ADF.
See Chapter 4 for removing jammed ducuments.
<ADF cover open>
This message is displayed if the ADF is not closed completely.
Close the ADF completely, and enable the read operation.
<Double feed error>
This message is displayed when the ADF detects a Double feed
error. Check the document and re-scan it.

1-10
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.

DESCRIPTION
1-11
<Motor fuse alarm>
<Lamp fuse alarm>
<Image transfer alarm>
<Memory alarm>
<EEPROM alarm>
<FAN alarm>
<SCSI fuse alarm>
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.