Ricoh G411 - Manuals

iv Important Information 1. Read all of these instructions and keep them for later reference. 2. Follow all warnings and instructions marked on the machine. 3. Unplug this machine from the wall outlet before cleaning. Do not use liquid cleaners or aerosol cleaners. 4. Do not use this machine near wa...

vi How to Read This Manual In this manual, the following symbols are used: Warning This symbol indicates a potentially hazardous situation that might result in death or seriousinjury when you misuse the machine without following the instructions under this symbol.Be sure to read the instructions, al...

vii Table of Contents Table of Contents Safety Information ---------------------------------------------------------------------- i Safety During Operation ----------------------------------------------------------- iExamples of Indications -----------------------------------------------------------...

viii Table of Contents 3. Setting Originals Originals ---------------------------------------------------------------------------------- 1 7 Recommended Sizes and Weights of Originals -------------------------- 1 7Difficult to Detect Sizes ----------------------------------------------------------- ...

ix Table of Contents 6. Appendices Maintenance ---------------------------------------------------------------------------- 3 3 Cleaning the Scanner ------------------------------------------------------------ 3 3 Cleaning the Contact Glass, Slit Glass, White Sheet, and Platen ---------- 34 Cleaning...

1 1. Introduction Features This section describes the features of this scanner. Ultra-fast scanning When scanning A4 K (8½” × 11” K ), monochrome at 200dpi, this scanner can scan 55 (57) pages/minute. When scanning A4 K (8½” × 11” K ), monochrome at 400dpi, this scanner can scan 31 (32) pages/minute...

1. Introduction 2 Space-saving design This scanner is designed in a “wingless” style, in which there are no protruding elements, such asa document tray. This design allows the scanner to be set up next to a wall, and permits officespace to be used more effectively. Supports both TWAIN and ISIS The s...

3 Guide to the Scanner Guide to the Scanner TH2H010E 1. Auto Document Feeder (ADF) This is used to automatically feed and scandocuments. 2. Document Table Documents that are to be scanned by theAuto Document Feeder (ADF) are placedhere. 3. Auxiliary Table This table can be extended outwards whenplac...

5 Understanding the Indicators The scanner has the following indicators: TH2H030E 1: Power On2: Machine Busy3: Document in Place4: Error When the scanner is in a normal operating state, the indicators will light in one of the combina-tions shown below. If the indicators light in any other pattern, a...

7 2. Setting up the Scanner This chapter explains the preparations that are necessary in order to use the scanner. Preparing for Installation Checking the Scanner Location Set up the scanner in a location that satisfies the following conditions: ❖ ❖ ❖ ❖ ❖ Setup location Warning: ••••• Make sure the ...

2. Setting up the Scanner 10 Connecting to the Host Computer This scanner connects to a host personalcomputer through a SCSI interface. Thissection provides an overview of SCSI, andexplains how to connect the scanner to a hostcomputer. What is SCSI? “SCSI” (Small Computer System Interface)is an inte...

11 Important ❒ The total length of the SCSI cables, in-cluding the length of the cable insidethe personal computer, should be nomore than 3m (9.8 ft.) when using syn-chronous transfer, and no more than 6m(19.7 ft.) when using asynchronoustransfer. ❒ Some combinations of SCSI boards andperipheral dev...

2. Setting up the Scanner 12 Connecting the SCSI Cable (Connection to Other Port) AAAAA Turn off the host computer and all pe-ripheral devices that will be connectedthrough the SCSI interface. BBBBB Use SCSI cables to connect the per-sonal computer and the peripheral de-vices in daisy chain fashion,...

13 Connecting the Power Cable Connecting the Power Cable This section explains how to connect the power cable to the scanner. Warning ••••• Only connect the machine to the power source describedon the inside front cover of this manual. ••••• Avoid multi-wiring. ••••• Do not damage, break or make any...

2. Setting up the Scanner 14 B BB BB Push the power cable plug all of the way into the power connector on the scanner. Note ❒ Use the power cable that was provided with this scanner. CCCCC Plug the other end of the power cable into the power outlet.

15 Turning On the Scanner Power When turning on the power, turn on each device in the daisy chain one by one, starting from thedevice that is at the opposite end of the daisy chain away from the host computer and workingtowards the host computer. Turn on the host computer last. AAAAA Press the power...

2. Setting up the Scanner 16 Initializing the Scanner If the SCSI ID rotary switch or DIP switch settings have been changed while the power is on, itis necessary to initialize the scanner in order to put the new settings into effect. To initialize thescanner, either turn the power off and then back ...

17 3. Setting Originals This section explains how to set originals that are to be scanned in the scanner.Originals can be set either on the contact glass or in the Auto Document Feeder (ADF). The AutoDocument Feeder (ADF) is useful when you want to scan multiple originals consecutively. Originals Re...

3. Setting Originals 18 • An original that is highly transparent, such as transparencies or tracing paper • An original that has markedly curled edges, such as shown below 5mm(0.2") or more 10mm(0.4") or more Difficult to Detect Sizes When the optional Image Processing Unit Type A is install...

19 Original sizes that can be detected automatically Original size Paper sizes used in Japan Paper sizes used overseas Irregular sizes A 3 B 4 A 4 A 4 B 5 B 5 A 5 A 5 B 6 B 6 A 6 1 1 ” x 1 7 ” 8 ½ ” x 1 4 ” 8 ½ ” x 1 1 ” 8 ½ ” x 5 ½ ” 8 ½ ” x 5 ½ ” 8 ½ ” x 5 ½ ” Where original K K K L K L K L K L K ...

3. Setting Originals 20 Setting Originals Setting the Original on the Contact Glass Caution ••••• Be careful not to pinch your fingers when closing the AutoDocument Feeder (ADF). AAAAA Open the Auto Document Feeder (ADF). B BB BB With the side to be scanned facing down, place the original on the con...

21 Setting the Original in the Auto Document Feeder (ADF) Note ❒ Do not set originals in the Auto Document Feeder (ADF) in excess of the upper limitmark. (Stacked height: Not more than 15mm (0.6")) ❒ The number of sheets that can be set in the Auto Document Feeder (ADF) at one timedepends on the...

23 Setting Originals C CC CC Fan the sheets, and then line up their edges. DDDDD With the first page facing up on top, place the originals in the Auto Document Feeder(ADF), and adjust the positions of the guides so that they touch the edges of theoriginal. 1: Guides

25 4. Scanning Originals General Scanning Method Scanning of an original is initiated by software that is TWAIN or ISIS compatible. The methodof operation depends on the software. For details, refer to the manual that was supplied with yoursoftware. Limitation ❒ When using double-sided scanning, if ...

4. Scanning Originals 26 Manual Scanning By setting up a scanner driver that supports the manual scanning function, scanning can beinitiated by pressing the { Start } button. If the manual scanning function is used, then communications between the scanner and thepersonal computer are no longer neede...

27 5. Troubleshooting When Scanning Does not Start If scanning does not start, check the following: Item to check Action Is the power on? Turn on the power. Is the SCSI ID set properly? If there are any other SCSI devicesconnected, the host computer may not beable to recognize the scanner if it has ...

5. Troubleshooting 28 Error Indicators and Solutions When the indicators are on or flashing in any of the following combinations, an error hasoccurred. After confirming the nature of the error, take the appropriate action. Description of error ❍ ● ● ❍ The Auto Document Feeder(ADF) or the ADF cover i...

29 Procedures to Correct Errors in the ADF When an Original is Jammed in the Auto Document Feeder (ADF) AAAAA Open the ADF cover. BBBBB Turn the drum knob in the directionindicated by the arrow. 1: Knob2: Feed roller C CC CC Remove the original from the outputtable. Note ❒ If the leading edge of a o...

5. Troubleshooting 30 Replacing the Ink Ribbon Caution • When you pull out the plug from the socket, grip the plug toavoid damaging the cord and causing fire or electric shock. Replace the ink ribbon if the Endorser’s printing becomes too light. AAAAA Turn off scanner power, and unplug the power cab...

5. Troubleshooting 32 I II II Push the Endorser in until it clicks,and tuck the Endorser’s power cordinto the appropriate hook. JJJJJ Slide the protrusion on the bottom ofthe cover into the output table, andthen push the cover closed. Cleaning the Endorser If paper scraps and dust accumulate in thev...

33 6. Appendices Maintenance Cleaning the Scanner Warning ••••• Do not remove any covers or screws other than thosespecified in this manual. Some parts of the machine are at ahigh voltage and could give you an electric shock. When themachine needs to be checked, adjusted, or repaired,contact your se...

6. Appendices 34 Cleaning the Contact Glass, Slit Glass, White Sheet, and Platen Caution ••••• Be careful not to pinch your fingers when closing the AutoDocument Feeder (ADF). AAAAA Turn off scanner power, and unplug the power cable from the power outlet. BBBBB Wipe these components with a soft, dry...

6. Appendices 36 Cleaning the White Roller (Duplex Model Only) If white stripes (in the normal paper direction) appear in the image from the reverse side of theoriginal when a double-sided document is scanned, clean the white roller according to the proceduredescribed below. A AA AA Turn off scanner...

6. Appendices 38 Moving the Scanner Caution ••••• The scanner weighs a maximum 29kg. When moving thescanner, always hold it with the Auto Document Feeder(ADF) against yourself, and lift it up slowly so as not tostrain yourself. Trying to lift the scanner even though it istoo heavy for you, or handli...

39 Carrying the Scanner a Short Distance A AA AA Turn off scanner power, and unplug the power cable from the power outlet. B BB BB Disconnect the SCSI cables. C CC CC Grasping the scanner on the sides, above the bottom, and with the Auto DocumentFeeder (ADF) closest to yourself, carry the scanner to...

6. Appendices 40 Options This section describes options that are sold separately. Image Processing Unit Type A Note ❒ The Image Processing Unit Type A is an option. If this option is used, the following image processing features become possible: Dynamic Threshold This function automatically determin...

6. Appendices 42 Specifications Scanner Electrical and Hardware Specifications Type Desktop flatbed scanner Scanning methods Fixed original scanning and moving original scanning Scanning area Main-direction: 298mm (11.7”) max. Sub-direction: 432mm (17”) max. Resolution Main-scanning: 400dpi Sub-scan...

6. Appendices 44 Functions The scanner driver can be used to perform the following image processing functions: Preview (P.44) Scan (P.45) Scanning Composition (P.45) Binary Scanning/Threshold (P.46) Halftone Scanning (P.47) Gray Scale Scanning (P.48) Area Extraction (P.49) Section Area (Multi-area S...

45 Functions Scan This function scans an original once the scanning area, scanning composition, resolution, andother values have been set.When setting these values, consideration should be given to the original that is to be scanned andto the output device (display, printer, etc.). For example, it i...

6. Appendices 46 Binary Scanning/Threshold The binary scanning function converts the original into black and white image data. If the originalcontains any intermediate colors, they are compared with the threshold value and determined to beeither black or white accordingly. The threshold value can be...

47 Halftone Scanning Halftone scanning converts the original into an image consisting of pseudo-halftones producedby dot shading (in which shading is achieved through combinations of black and white dots, asin newspaper photographs). This function is used to output an original that has intermediatet...

6. Appendices 48 Gray Scale Scanning Glay Scale scanning converts an original into image data consisting of 4-bit or 8-bit gradations.Four bits can express 16 gradations, and eight bits can express 256 gradations. This function isused to output an original that contains intermediate tones on an outp...

49 Area Extraction This function extracts and scans a specified rectangular area within a scanning area.For example, to scan just the photograph portion of the original shown below, specify the areawhere the photograph is located. The rectangular area is specified by specifying the coordinatesof the...

6. Appendices 52 Resolution This function permits setting separate resolutions for the main-scanning and the sub-scanning,over a range of 100dpi to 800dpi (in 1dpi increments) for each. A high resolution setting requiresmore free space in memory and requires more processing time.Basically, when outp...

6. Appendices 54 Gamma Correction The following types of gamma correction are possible. However, different models of outputdevices have different characteristics. Select a suitable gamma curve for the original that is to bescanned and the output device. ❖ ❖ ❖ ❖ ❖ Normal Emphasizes the contrast sligh...

55 Functions Binary Filters The following two filters can be used for binary scanning. ❖ ❖ ❖ ❖ ❖ Noise removal This filter used to eliminate the unnecessary small dots that appear when scanning an originalthat is the result of several generations of photocopying. ❖ ❖ ❖ ❖ ❖ Smoothing This filter is u...

6. Appendices 56 Document Size Detection This function automatically detects the width of the original, and sends the information to thepersonal computer. Document Size Detection on the Contact Glass 5mm (0.2") Document Size Detection in the Auto Document Feeder (ADF) 5mm (0.2") Note ❒ If th...

57 Functions Erase Background This function permits selection of the white side dynamic range for scanning. When Erase Background is disabled The dynamic range is set so that a white original (D value: 0.07) reaches maximum output. When Erase Background is enabled During scanning, the portion of the...

6. Appendices 58 Index A ADF Cover ----------------------- 4, 29, 34 Area Extraction --------------------------- 49 Auto Document Feeder (ADF) --- 1, 3, 5, 17, 19, 21, 22, 23, 28, 29, 36, 37, 39 Auto Photo/Letter ------------------ 40, 51 Auxiliary Table ----------------------- 3, 21 B Binary Filter...