manualshive.com logo in svg

Ricoh IS450DE, Operator'S Manual

Share
Download
Ricoh IS450DE Operator'S Manual Download Page 63

SCANNER FEATURES

A-5

Dynamic threshold

The scanned image is converted to binary using an appropriate threshold.
The threshold is determined by the scanner using an optional image
processing unit.

Note:Dynamic threshold is available only when the optional Image Processing

Unit is installed.

Dynamic threshold

Summary of Contents for IS450DE

Page 1: ...Image Scanner Operator s Manual...

Page 2: ...hanges or modifications not expressly approved by the manufacturer could void the user s authority to operate the equipment Caution Properly shielded and grounded cable and connector must be used for...

Page 3: ...ause serious injury or even death R CAUTION Ignoring this caution could cause injury or damage to property R Symbols R means a situation that requires you take care q Do NOT carry out the operation re...

Page 4: ...you an electric shock When the machine needs to be checked adjusted or repaired contact your service representative Do not take apart or attempt any modifications to this machine There is a risk of f...

Page 5: ...uld cause injury r When you move the machine unplug the power cord from the wall outlet to avoid fire or electric shock When the machine will not be used for a long time unplug the power cord t When y...

Page 6: ...e indicated on the marking label If you are not sure of type of power available contact your dealer or local power company 8 This machine is equipped with a 3 wire grounding type plug a plug having a...

Page 7: ...overed by the operating instructions since improper adjustment of other controls may result in damage and will often required extensive work by a qualified technician to restore the machine to normal...

Page 8: ...THE HOST 1 5 To connect to your host 1 5 SETTING THE SCSI ID 1 8 To set the scanner s SCSI ID 1 8 USING TWO SCANNERS IN THE SAME SCSI CHAIN 1 9 Without SCAM Adapter 1 9 With SCAM Adapter 1 9 To change...

Page 9: ...RVIEW 3 1 CLEANING THE SCANNER 3 2 Contact Glass Slit Glass White Sheet White Bar 3 2 Rollers and Belt 3 3 REPLACING THE ROLLER SET 3 5 TROUBLESHOOTING OVERVIEW 4 1 Scanner Problems and Solutions 4 1...

Page 10: ...d A 5 Halftone scanning A 6 Multi value scanning A 7 Area extraction A 8 Section area multi area settings A 9 Auto photo letter A 10 Resolution A 11 Brightness A 12 Contrast A 12 Gamma correction A 13...

Page 11: ...SCSI II connection A variety of powerful features includes an Automatic Document Feeder ADF that allows you to scan multiple pages Optional equipment includes an Image Processing Unit Features Automat...

Page 12: ...ntains the following chapters and appendices Chapter 1 Setting Up the Scanner provides information on preparing to use the scanner Chapter 2 Using the Scanner describes operation of the scanner s hard...

Page 13: ...ts the names of the hard keys soft keys and buttons on the scanner and on your host computer are enclosed in square brackets For example the Start button Italics names of documents are shown in italic...

Page 14: ...this manual may differ slightly from the actual appearance of your scanner Some of the options described in this manual may not be available in your country Contact your local dealer for details on th...

Page 15: ...ng illustrations show the names of the various components that make up the scanner Front View Document Feeder Closed Front View Document Feeder Open Document table Output table Document stopper Power...

Page 16: ...not touch the service switch This switch is provided for use by service personnel only Scanner Indicators RS 232C connector Service switch Rotary switch DIP switches SCSI connectors Power cord socket...

Page 17: ...e sure that you have all the parts shown below in your packing box Scanner Power cord Terminator driver soft manual Operator s manual Parts list Name Q ty Name Q ty Scanner 1 Power cord 1 Terminator 1...

Page 18: ...rea with a minimum clearance of 600 mm 24 above 30 mm 1 on each side 50 mm 2 in the rear and a comfortable working area in the front Place the scanner on a level stable vibrating free surface Place th...

Page 19: ...valents will invalidate your scanner s certification and can cause interference levels that exceed the limits established for this equipment The total length of the SCSI bus should not exceed six mete...

Page 20: ...heral 1 SCSI Cables There are a variety of different SCSI connector types including the high density 50 pin connector the D sub 25 pin connector and the 50 pin flat connector Both of the SCSI ports of...

Page 21: ...ors at each end of a SCSI chain If you connect this scanner at the end of a SCSI chain you should cap the scanner s unused SCSI port with a terminator If the scanner is located inside of a SCSI chain...

Page 22: ...ew setting does not take effect until you reset the scanner Never set 8 or 9 as the scanner s SCSI ID Though 8 and 9 settings are available you should use IDs 0 through 7 only To set the scanner s SCS...

Page 23: ...make sure that each scanner has its own unique SCSI ID No other setting is required With SCAM Adapter When the computer you are connecting to is equipped with a SCAM adapter you must assign each scan...

Page 24: ...lied with the scanner Connect the power cord to the scanner and plug it into a wall outlet before turning on the power switch The plug is equipped with a grounding pin and must be plugged into a groun...

Page 25: ...e the procedure below to turn on scanner power To turn on the scanner power 1 Check to make sure that the DIP switches on the back of the scanner are set correctly 2 Use the power switch to turn on sc...

Page 26: ...ON SCAM disabled while Switch 1 of the other scanner must be set to OFF SCAM enabled Switch 3 Paper Size This switch specifies the standard paper sizes the scanner should apply OFF specifies North Am...

Page 27: ...SETTING UP THE SCANNER 1 13 To change DIP switch settings 1 Turn off the scanner and make the DIP switch settings described above 2 Turn the scanner back on...

Page 28: ...diskette into the 3 5 inch disk drive on your host computer 2 Close any applications that are currently running 3 From the Run window type a or the letter that represents the drive in which you place...

Page 29: ...es what you need to know to how to use the scanner Note that only operation of the scanner s hardware is covered here For details about using the scanner s software driver you need to consult the sepa...

Page 30: ...u can use the document feeder to feed the originals automatically Document Feeder Mode The Book Mode is the only way to scan books magazines and other bound documents Of course you could also scan sin...

Page 31: ...pen or anything else that does not stick to the scanner s glass CAUTION Never place any object that weighs more than 10 kg onto the scanner s glass 7R PDQXDOO SODFH DQ RULJLQDO RQWR WKH VFDQQHU 1 Open...

Page 32: ...uter R CAUTION Take care to avoid strong pressure on or impact to the scanner s glass while the document feeder is open otherwise glass is broken and this may cause injury Also keep your fingers away...

Page 33: ...Document Feeder Mode with certain types of originals can cause misfeeding and damage to the original Be sure to use the Book Mode whenever scanning the following types of originals Originals whose mea...

Page 34: ...ls and even up its four sides 2 Raise the document stopper 3 Squeezing the guide lock on the left side of the guide adjust the document guides so they match the wide of the original Be sure the adjust...

Page 35: ...op of the stack of originals is not above the top lines marked on the guides 4 Place the stack of originals onto the document feeder and slide them into the feeder until the indicator lights 5 Execute...

Page 36: ......

Page 37: ...pter tells you everything you need to know about maintenance of your scanner and procedures to take to solve scanner problems This information helps keep your scanner in good working condition and hel...

Page 38: ...ure to inspect these areas for signs of dirt each time you use the scanner If they appear dirty wipe them off with a dry or damp soft cloth before you begin your scan job R CAUTION Take care to avoid...

Page 39: ...are dirty clean them with a damp cloth 1 Open the document feeder cover 2 Open the feed roller unit 3 Use a damp soft cloth to clean the rollers and belt inside the feed roller unit Rotate the rollers...

Page 40: ...inside the document feeder cover If feed errors continue to occur after you clean the rollers it may mean that it s time to replace the roller set see the next section Note Always clean the feed rolle...

Page 41: ...ur even after you clean the roller set it means that you must replace the roller set with a new one Contact your dealer for information about purchasing a roller assembly R CAUTION Be sure to turn off...

Page 42: ...Take care that you do not damage the nearby mylar guide when removing Roller A 4 Insert a new white roller into the scanner Press the roller onto the spindle while rotating it from side to side until...

Page 43: ...ner as shown in the illustration Double check to make sure that the pins on the end of the shaft that is towards the back of the scanner seat properly into the holes that are provided Grasp the shaft...

Page 44: ......

Page 45: ...cause further damage When you contact your service representative make sure to have the following information available A record of the problem that occurred and the steps you took to eliminate the p...

Page 46: ...t goes all the way down Paper Jam This error indicates that an original is jammed in the document feeder 1 Open the document feeder cover If you cannot see the original skip to step 4 2 Carefully remo...

Page 47: ...nal is wrinkled smooth it out and scan using the Book Mode 4 Open the document feeder 5 If the jammed original is visible carefully remove it and close the cover 6 Inspect the original for tears or cu...

Page 48: ...tion If the original does not pull out easily perform step 2 2 Raise the document feeder and carefully remove the original as shown in the illustration If the original does not pull out easily perform...

Page 49: ...sition on the document feeder and restart the scan job If the original is wrinkled smooth it out and scan using the Book Mode System Error Indicator Color Green Green Green Red Status Flashing Flashin...

Page 50: ...g correctly Make sure the SCSI ID is correct Make sure the DIP switches are set correctly Verify that you have the SCSI Terminator attached correctly Frequent misfeeds Check to make sure that rollers...

Page 51: ...Book Mode 297 x 432 mm 11 70 x 17 02 Document Feeder Mode 297 x 1260 mm 11 70 x 49 64 Maximum Resolution Book Mode 800 dpi Document Feeder Mode 600 dpi Grayscale 4 or 8 bits pixel Maximum Speed 24 pp...

Page 52: ...ONS 5 2 Environmental Specifications Temperature 10 to 32 degrees Celsius Humidity 20 to 80 percent Air circulation 30 cubic meters per person per hour Clearance 600 mm 24 above 30 mm 1 left and right...

Page 53: ...on the RS 232C interface It is your responsibility to make sure that you have a SCSI II port available on the host computer and to provide the SCSI II cable In addition you must connect a SCSI II ter...

Page 54: ...communications Shielded high density 50 pin SCSI II pin designations Code Signal Pin GND Signal Ground 1 GND Signal Ground 2 GND Signal Ground 3 GND Signal Ground 4 GND Signal Ground 5 GND Signal Gro...

Page 55: ...gnal Ground 40 ATN Attention 41 GND Signal Ground 42 BSY Busy 43 ACK Acknowledge 44 RST Reset 45 MSG Message 46 SEL Select Out 47 C D Control Data 48 REQ Request 49 I O Input Output 50 SCSI II Termina...

Page 56: ...e scanner side of the cable should have a 25 pin male connector while the other end of the cable should have a connector that matches the needs of your host computer The table below lists pin assignme...

Page 57: ...onverted to line art using the appropriate threshold The scanner discriminates a background color and determines the threshold to use Auto photo letter the scanner automatically detects letter areas a...

Page 58: ......

Page 59: ...in this appendix The terminology used in this appendix may vary from that used by your driver software Prescan Function Scanning the entire image area at low resolution 50 dots per inch dpi 72 dpi to...

Page 60: ...so forth Use Scan to scan the image using these parameters Determine the value of the settings based on the original and the output device screen printer and so forth When you scan an image at high r...

Page 61: ...s grays over 16 64 or 256 levels Usage Use binary scanning to scan an image that has no gray shading for example text or lines Use halftone scanning to scan an image that has gray shading for example...

Page 62: ...fewer pixels as black Usage Use a binary composition when you want to scan binary images such as text and line drawings or black and white images that have no gray areas You can use either the manual...

Page 63: ...age is converted to binary using an appropriate threshold The threshold is determined by the scanner using an optional image processing unit Note Dynamic threshold is available only when the optional...

Page 64: ...hadings for example a photograph when you want to print or display the image on a monochrome device such as a laser printer Halftoning requires less memory Therefore it is convenient for filing a larg...

Page 65: ...he 8 bit data represent 256 different shades of gray Therefore an 8 bit scan of an image requires eight times more space than a binary 1 bit scan of the same image Usage Use multi value scanning to sc...

Page 66: ...n you want to extract a photograph from a page define a rectangle over the photograph as shown below You determine the position of the area by setting the X and Y coordinates of the upper left corner...

Page 67: ...n you specify six areas scanning may not result in the correct mode depending on how they are stacked When this occurs decrease the number of areas or the size of the areas and reset the areas Usage W...

Page 68: ...e scanned in the halftone mode Note This function is available only when the optional image processing unit is installed in the scanner When binary areas and halftone areas are not separated clearly s...

Page 69: ...mage Note When the resolution is set at more than 400 dpi the maximum scanning width is less than 304 mm Maximum resolution is 600 dpi in the Document Feeder Mode Usage In general setting the scanning...

Page 70: ...When this occurs increase the brightness setting to allow the shades of to gray appear When a lighter image displays as pure white decrease the brightness setting Lower Higher Contrast Function Adjust...

Page 71: ...to sharpen an image Smooth weakens contrast to soften an image Linear outputs an image as scanned User defined loads user gamma correction curve into the scanner Usage Select one of the above settings...

Page 72: ...e these filters as shown below Noise elimination Use this filter when scanning a document that has been copied several times Black dots in a white area and white dots in a black area are eliminated Sm...

Page 73: ...e of originals placed on the document feeder Note The paper sizes the scanner can use are determined by the setting of DIP Switch 3 on the back of the scanner Setting DIP Switch 3 to OFF specifies let...

Page 74: ......

Page 75: ...working with the scanner and the scanner documentation ADF Automatic Document Feeder dpi dots per inch I O Input Output LED Light Emitting Diode MB Megabyte PC Personal Computer ppm pages per minute R...

Page 76: ...a binary digit This is the smallest unit of information recognized by a computer bps Bits per second The rate at which data is transferred during serial communication buffer Area of memory used for s...

Page 77: ...aper length MB Megabyte Unit made up of one million bytes orientation Specifies whether the lines on the scanned output are parallel to the long edge of the paper landscape or the short edge of the pa...

Page 78: ...The greater the number of dots or spots per inch the higher the resolution and the clearer the image The terms dots spots and pixels are synonymous scale Adjusting font or image size according to spec...

Page 79: ......

Page 80: ...Part number G4058600A Printed in Japan...

Reviews:

No comments

Brands by name

Popular brands

Load more brands