Toshiba e-studio 2330C Imaging Manual Download Page 216

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e-STUDIO2330C/2820C/2830C/3520C/3530C/4520C

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(2) Change the "Color balance" option on the printer driver.

For Windows

* This adjustment will have an effect only on Auto or Color mode printing.

Open the property page of the printer driver. Press the [Setting] button in the "Image Quality" tab. Change

the option in the "Color Balance" tab.

* Set the value, while checking the printouts until the optimum value is obtained.

- "Color Balance" tab: Change the "All Colors" or "Each Color" option.

- To make detailed setting, you can set it by marking "Detail" checkbox. (Same as Auto color or Full color

mode)

PCL6

PS3

XPS

3. Printer-specific Adjustments

Summary of Contents for e-studio 2330C

Page 2: ...ts reserved Under the copyright laws this manual cannot be reproduced in any form without prior written permission of TOSHIBA TEC CORPORATION No patent liability is assumed however with respect to the use of the information contained herein ...

Page 3: ...Revision Record File No SME08000600 Date Rev No Item Descriptions Remarks ...

Page 4: ... customer requirements for image quality can be satisfied to make proposals to customers to improve image quality and to communicate the customers specific requirements with ease to the service technician In addition this manual is expected to facilitate the marketing of Toshiba MFPs to prospective customers that have a specific demand for image quality and the expansion of sales The adjustments d...

Page 5: ...acintosh print dialog Scan An adjustment having an effect on scanning in the Full color mode Copy An adjustment having an effect on copying in the Auto color mode Scan An adjustment having an effect on scanning in the Auto color mode An adjustment having an effect on printing with the Windows PCL6 emulation printer driver An adjustment having an effect on printing with the Windows PS3 emulation pr...

Page 6: ...y of Gray 2 14 2 4 To Copy in Vivid Colors 2 16 2 5 To Make the Pale Area of the Original Look Darker and Sharper To improve the highlight reproducibility 2 20 2 6 To Eliminate the Background Color 2 23 2 6 1 To Adjust the Copy Image Quality in the Black Mode 2 24 2 6 2 To Adjust the Copy Image Quality in the Full Color Mode 2 26 2 7 To Avoid Copying the Image Seen through the Back of a Page Print...

Page 7: ...Graphics 3 16 3 6 To Use Only the Black Toner to Reproduce Gray Areas To use only the black toner to reproduce black and white photos or gradational images 3 19 3 7 To Easily Adjust the Overall Brightness 3 23 3 8 To Adjust the Overall Saturation 3 26 3 9 To Easily Adjust the Overall Contrast 3 30 3 10 To Obtain a Sharper Print Image 3 33 3 11 To Obtain a Softer Image 3 36 3 12 To Make Low resolut...

Page 8: ...h Copy to Box or Print to Box 4 11 4 7 To Store an Image Suitable for Displaying on the Monitor or Image Editing 4 13 4 8 To Finely Print Color Images Scanned and Stored To print images stored through Scan to Box 4 15 4 9 Appendix 4 17 5 Scanning specific Adjustments 5 1 To Clearly Scan Text To reduce noise around text 5 1 5 2 To Scan an Original while Eliminating the Background Color To eliminate...

Page 10: ...w Only the service technician must use procedures 1 3 and 4 Both the service technician and the user can use procedure 2 1 Enter adjustment mode 05 Select code 396 Press the START button Image quality control will be forcibly performed to correct variations in density After exercising image quality control use the next procedure 2 Perform automatic calibration to correct variations in image densit...

Page 11: ... paper type to correct variations in image density in 2 13 To Obtain a Good Color Balance on Thick Paper To adjust the print image quality Use steps a through j to perform automatic calibration a Press the USER FUNCTIONS button on the Control Panel to enter the User Functions menu b Press the ADMIN tab c Enter the 6 to 10 digit administrator password Press the ENTER button d Press the GENERAL butt...

Page 12: ...ange Default Plain paper 0 Thick 1 1 Thick 2 2 Thick 3 3 OHP 4 Special 1 5 Special 2 6 Recycled paper 7 Front Thick 4 05 2934 8 2 to 8 0 to 10 5 Plain paper 0 Thick 1 1 Thick 2 2 Thick 3 3 OHP 4 Special 1 5 Special 2 6 Recycled paper 7 Full color Back Thick 4 05 2935 8 2 to 8 0 to 10 5 Plain paper 0 Thick 1 1 Thick 2 2 Thick 3 3 OHP 4 Special 1 5 Special 2 6 Recycled paper 7 Front Thick 4 05 2936 ...

Page 13: ...onsumable to 0 For further information regarding the PM support mode refer to the Service Manual b Enter adjustment mode 05 Select code 396 Press the START button Image quality control will be performed and the image quality control value will be initialized c Perform automatic calibration in the same manner as in procedure 2 After replacing any consumable remember to reset the counter correspondi...

Page 14: ...fer or To Adjust the Density on a Photo or Gradational Image in order to adjust the density on a gradational image halftones 1 2 1 To Adjust the Density on a Solid Colored Image If the density is decreased If the density is increased The solid colored area becomes lighter The solid colored area becomes darker Explanation A particular color can be intensely darker or lighter depending on the type o...

Page 15: ...08 code Subcode Y yellow 0 M magenta 1 C cyan 2 Plain paper K black 08 2513 3 Y yellow 0 M magenta 1 C cyan 2 Full color Thick K black 08 2514 3 Black 08 2515 Value Value Correction value for developer bias output Density of the solid colored area 0 Value automatically set 100 Light 1 Value automatically set 80 2 Value automatically set 60 3 Value automatically set 40 4 Value automatically set 20 ...

Page 16: ...ble remember to reset the counter corresponding to it to 0 Otherwise it may cause a loss in MFP performance including degradation in the image quality and a reduction in the life of the consumables While replacing any consumable also check the slit glass in the laser optical unit and thoroughly clean it if it is soiled Precautions after the completion of the adjustment The adjustment may possibly ...

Page 17: ... containing halftones such as a photo image becomes darker Explanation A particular color can be intensely darker or lighter depending on the type of paper or original used Adjust the intensity of the laser in order to adjust the density on the photo or gradational image halftones and obtain the image quality the user desires Procedures The service technician must perform the adjustment in accorda...

Page 18: ...he Value list to select a proper value Code Paper type Color to adjust 08 code Paper type Y yellow 0 M magenta 1 C cyan 2 Plain paper K black 08 2525 3 Y yellow 0 M magenta 1 C cyan 2 Full color Thick K black 08 2526 3 Black 08 2527 Value Value Correction value for intensity of the laser Density on the photo gradational image 0 Value automatically set 100 Light gradation more 1 Value automatically...

Page 19: ...ss the START button Image quality control will be performed and the image quality control value will be initialized After replacing any consumable remember to reset the counter corresponding to it to 0 Otherwise it may cause a loss in MFP performance including degradation in the image quality and a reduction in the life of the consumables While replacing any consumable also check the slit glass in...

Page 20: ... suitable for the paper used Procedures All the steps in the adjustment must be performed by the service technician The procedure to be followed differs depending on the purpose as follows To adjust halftone image Go to step 1 To adjust images on the high density area only when recycled paper is used Go to step 1 Enter adjustment mode 05 Change the values for codes 2934 to 3937 to adjust the trans...

Page 21: ...1 5 Special 2 6 Recycled paper 7 Black Back Thick 4 05 2937 8 2 to 8 0 to 10 5 Front refers to the printed side in the simplex mode or the side that is delivered facing downwards in the duplex mode Back refers to the printed side that is delivered facing upwards in the duplex mode The table below shows you the acceptable paper weight for the paper type Paper type Acceptable paper weight Plain pape...

Page 22: ... density area or the halftone area of the image most clearly Paper type 05 code Subco de Recom mended value Accepta ble value range Default Front Recycled paper 05 2934 7 2 to 8 0 to 10 5 Full color Back Recycled paper 05 2935 7 2 to 8 0 to 10 5 Front Recycled paper 05 2936 7 2 to 8 0 to 10 5 Black Back Recycled paper 05 2937 7 2 to 8 0 to 10 5 Front refers to the printed side in the simplex mode ...

Page 23: ...Color 1 3 to 8 0 to 16 5 Low temp Black 2 Sub heater Low temp Color Recycled paper 08 5295 3 3 to 8 0 to 16 7 Normal temp Black 0 Normal temp Color 1 2 to 6 0 to 16 4 Low temp Black 2 Pressure roller Low temp Color Recycled paper 08 5296 3 2 to 6 0 to 16 4 After adjusting the fusing temperature perform automatic calibration Refer to step 2 in 1 1 To Obtain a Darker Image Hint The smaller the setti...

Page 24: ...it if it is soiled Precautions after the completion of the adjustment After the fusing temperature was adjusted in step 2 above printing interruption may occur due to improper fusing temperature Therefore adjust the value carefully If you want to change the conditions for printing interruption change the value of the 08 code 5409 abnormality process starting temperature setting recycled paper For ...

Page 25: ...ty under the Operating Conditions To optimally program image quality control Before the adjustment After the adjustment The image contrast varies depending on the date and time when copying or printing is performed or the type of job The image quality is constantly maintained 1 General Adjustments Copying Printing and e Filing Output from Box ...

Page 26: ...he MFP The MFP is installed in a place where the temperature and humidity vary widely Set 1 value 5 R H for code 08 570 to increase the frequency of image quality control in response to a change in humidity Image quality control will be performed when the relative humidity changes in accordance with the specified difference from the previous image quality control If the difference in the relative ...

Page 27: ...paused job is resumed 1 5 minutes or longer image quality control is performed before the paused job is resumed 2 10 minutes or longer image quality control is performed before the paused job is resumed 3 15 minutes or longer image quality control is performed before the paused job is resumed 4 20 minutes or longer image quality control is performed before the paused job is resumed 5 30 minutes or...

Page 28: ...ature by 10 deg C b Change the parameter of 08 5241 1 Temperature correction in ready status pressure roller at normal temperatures to 0 default 2 0 deg C and reduce the set temperature by 10 deg C c Change the parameter of 08 5308 1 Pre running time for the first printing plain paper at normal temperatures color to 9 default 0 Invalid and extend the pre running time for the first printing by 10 s...

Page 29: ...n Refer to step 2 in 1 1 To Obtain a Darker Image After setting the value print and check the image quality If further image quality adjustment is necessary go to the next step 4 Check the life of the consumables particularly the drum developer material and transfer belt unit and replace them if necessary When replacing any consumable use steps a to c a Enter the PM support mode Reset the counter ...

Page 30: ...et for the LCF Large Capacity Feeder optional Therefore the maximum number of sheets acceptable for continuous printing should be the one for the drawer However in the copying mode you can set the thick paper mode to more than one drawer and copy more paper continuously with the automatic drawer change function The density level of the halftone image may differ from that of the plain paper mode af...

Page 31: ...eeding direction or the secondary scanning direction This adjustment cannot improve misaligned colors in the direction perpendicular to paper feeding or primary scanning or in the secondary scanning direction periodically partially at regular intervals Refer to Troubleshooting for the Image 1 Color deviation in the Service Manual 3 Enter adjustment mode 05 and print out the test print pattern to c...

Page 32: ...ed Pattern A for out of registration colors Pattern B for out of registration colors Paper feeding speed faster than transfer belt rotating speed Paper feeding direction Patch eliminated at the trailing edge Patch eliminated at the leading edge Page 2 Paper feeding speed slower than transfer belt rotating speed Black belt at the leading edge in the paper feeding direction Paper feeding direction P...

Page 33: ...k whether the misaligned colors have been improved For further information regarding the adjustment procedures refer to procedures 3 and 4 Repeatedly use procedures 3 to 5 as necessary to select a proper value Hint When subcode 0 is adjusted for code 05 483 the correlation between the paper feeding speed and rotating speed of the transfer belt will be corrected in every paper mode However when col...

Page 34: ...tioned in the procedures Otherwise it may cause a loss in MFP performance including degradation in the image quality Out of registration colors cannot always be perfectly corrected this depends on the type of text or lines to print Also refer to the relevant information in the Service Manual for further information regarding color registration control procedures 1 General Adjustments Copying Print...

Page 36: ...r and sharper Explanation Perform image processing in order to obtain a sharp and dark copy image when copying an original containing light text and graphic images or a light copy image when copying an original containing a highly colored text and copy image Procedures The procedure to use varies depending on whether to adjust the copy image quality in the Black mode Full color mode or Auto color ...

Page 37: ...he service technician must use the following procedures 3 Enter adjustment mode 05 Increase the values for codes 604 to 606 1757 and 7807 to 7809 to make the copied text darker sharpness level increases The code to use varies according to the original mode Text Photo Text or Photo Adjust the value for 05 code corresponding to the original mode in which you would like to improve the image quality a...

Page 38: ...r than 2 0 to 4 2 Set the value in increments of approximately 1 while checking the copy image until the optimum value is obtained After increasing the copy density copy and check the copy image quality If further image quality adjustments are still necessary use the next procedure 6 Enter adjustment mode 05 Change the values for codes 590 to 592 and 7956 to 7959 to adjust the gamma balance in eac...

Page 39: ...e value for the low density area Subcode Area where the density is adjusted 1 Medium density area 2 High density area Precautions after the completion of the adjustment The adjustment may possibly cause an increase in the amount of toner used moiré blurred text small dark text blurred diminished photo images or gradational images less accurate reproducibility of halftones Therefore carefully perfo...

Page 40: ...ing the sharpness intensity copy and check the copy image quality With the sharpness intensity set to the maximum if further image quality adjustments are still necessary the service technician must use the following procedures 3 Enter adjustment mode 05 Increase the values for codes 1737 to 1741 to strengthen the copy density of text or increase the sharpness intensity The code to use varies acco...

Page 41: ...ge until the optimum value is obtained This adjustment will be effective only if the TEXT PHOTO or TEXT mode is selected from among the original mode options If the TEXT PHOTO mode is selected the adjustment will affect only text or an area which is recognized as text After adjusting the maximum color density of the text copy and check the copy image quality If further image quality adjustments ar...

Page 42: ... still necessary the service technician must use the following procedure 3 Enter adjustment mode 05 Increase the values for codes 1737 1738 1757 and 7807 to make the copied text darker the sharpness level increases In the adjustment mode 05 original modes that allow the adjustment of the sharpness level for the Auto Color mode is only the TEXT PHOTO mode and the TEXT mode Set a value larger than 1...

Page 43: ...tely 20 while checking the copy image until the optimum value is obtained Note that gradations density level in the medium and high density areas may be reversed with some setting values Subcodes to be entered differ depending on the target density area Refer to the table above to enter the subcode for the area to be adjusted The density of thin text or illustrations is changed by adjusting mainly...

Page 44: ...t small dark text blurred diminished photo images or gradational images less accurate reproducibility of halftones Therefore carefully perform the adjustment while checking the copy image Remarks Enter a value within the recommended value range mentioned in the procedures Otherwise it may cause a loss in MFP performance including degradation in the image quality and a reduction in the life of the ...

Page 45: ...the original Procedures You can start with any of the procedures But it is recommended to perform the procedures in order as listed below You can use one procedure in conjunction with another But if this changes the image quality more than required or loses the effectiveness of the adjustment restore the settings made in the previously used procedure to the original ones Then use other procedures ...

Page 46: ...he CALIBRATION button to print out the test chart h Place the printed test chart on the original glass i Press the START button to perform calibration When the calibration comes to an end the message Scanning and calibrating will disappear As a result of the above steps the copy image quality will be corrected in the Full color mode and the Black and White mode simultaneously After performing auto...

Page 47: ...or to adjust Original mode 05 code Subcode Recommended value Acceptable value range Default Text Photo 05 1779 0 1 2 Text 05 1780 0 1 2 Printed image 05 1781 0 1 2 Photo 05 1782 0 1 2 Y Yellow Map 05 1783 0 1 2 Text Photo 05 1784 0 1 2 Text 05 1785 0 1 2 Printed image 05 1786 0 1 2 Photo 05 1787 0 1 2 M Magenta Map 05 1788 0 1 2 Text Photo 05 1789 0 1 2 Text 05 1790 0 1 2 Printed image 05 1791 0 1...

Page 48: ...particularly when the highly colored original is copied in the Photo mode Therefore carefully perform the adjustment while checking the copy image Remarks Enter a value within the recommended value range mentioned in the procedures Otherwise it may cause a loss in MFP performance including degradation in the image quality and a reduction in the life of the consumables 2 Copier specific Adjustments...

Page 49: ...es Only the service technician must use procedures 1 and 4 Both the service technician and the user can use procedures 2 and 3 1 Enter adjustment mode 05 Select code 396 Press the START button Image quality control will be forcibly performed to correct the color balance and copy density After exercising image quality control copy and check the copy image quality If further image quality adjustment...

Page 50: ...K Black Map 05 1798 0 1 2 Set a value larger than 128 to increase the density Set a value smaller than 128 to decrease the density 0 to 255 128 Set the value in increments of approximately 10 while checking the copy image until the optimum value is obtained The value for the code corresponding to the original mode Text Photo Text or Printed image will affect the copy image quality in the Full colo...

Page 51: ...n order to obtain a copy image in vivid colors Procedures You can start with any of the procedures other than 5 But it is recommended to perform the procedures in order as listed below You can use one procedure in conjunction with another But if this changes the image quality more than required or loses the effectiveness of the adjustment restore the settings made in the previously used procedure ...

Page 52: ...rform the adjustment a Press the IMAGE button on the Control Panel b Press the SATURATION button c Press the button to increase the saturation of the copy image d Press the ENTER button After adjusting the saturation copy and check the copy image quality If further image quality adjustments are still necessary use the next procedure 3 Perform color balance adjustment or RGB adjustment to adjust th...

Page 53: ...0 1 2 K Black Map 05 1798 0 1 2 Set a value larger than 128 to increase the density Set a value smaller than 128 to decrease the density 0 to 255 128 Set the value in increments of approximately 10 while checking the copy image until the optimum value is obtained The value for the code corresponding to the original mode Text Photo Text or Printed image will affect the copy image quality in the Ful...

Page 54: ...adation in the image quality Note The adjustment may possibly decrease the density of G Green B Blue and K Black extremely Therefore carefully perform the adjustment while checking the copy image Unless this adjustment changes the density of R Red return the values to the default set value 5 This adjustment may affect not only the copy image but also every image quality such as the printout Theref...

Page 55: ...s in order as listed below You can use one procedure in conjunction with another But if this changes the image quality more than required or loses the effectiveness of the adjustment restore the settings made in the previously used procedure to the original ones Then use other procedures Both the service technician and the user can use procedures 1 and 3 Only the service technician must use proced...

Page 56: ... offsetting adjustment for background processing will be applied only if the manual copy density mode is selected Set the value in increments of approximately 10 while checking the copy image until the optimum value is obtained The value for the code corresponding to the original mode Text Photo Text or Printed image will affect the copy image quality in the Full color mode and the Auto color mode...

Page 57: ...mum value is obtained The value for the code corresponding to the original mode Text Photo Text or Printed image will affect the copy image quality in the Full color mode and the Auto color mode The subcode varies according to the area where the density is adjusted Refer to the table below and set the subcode for the area to be adjusted The density of the highlighted area will vary if the low or m...

Page 58: ...and text Explanation When a full color original such as colored paper is copied its background color is also copied Therefore no clear contrast is made between the background and the text on the copy Perform background adjustment in order to copy an original with a highly colored background while eliminating the background color or making it white Procedures The procedure to use varies depending o...

Page 59: ... use the next procedure 2 Enter adjustment mode 05 Change the values for codes 7033 7034 7041 to 7044 7048 and 7049 to adjust the density level of the background Adjustment Original mode 05 code Recommended value Accep table value range Default Text Photo 05 7041 Text 05 7042 Photo 05 7048 Manual density adjustment Image smoothing 05 7049 Text Photo 05 7033 Text 05 7034 Photo 05 7043 Manual adjust...

Page 60: ...dure 4 Enter the adjustment mode 05 Change the values for codes 7286 and 7287 to set the range correction operation in the manual density mode fixed The code to be set differs depending on the original mode Text Photo or Text Select the 05 code for the target original mode and change the value to 0 Original mode 05 code Recommended value Acceptable value range Default Text Photo 05 7286 Text 05 72...

Page 61: ...xt Photo 05 1688 Text 05 1689 Printed image 05 1690 Photo 05 1691 Automatic offsetting adjustment for background processing Map 05 1692 Text Photo 05 1698 Text 05 1699 Printed image 05 1700 Photo 05 1701 Manual offsetting adjustment for background processing Map 05 1702 Set a value smaller than 128 0 to 255 128 The value for automatic offsetting adjustment for background processing will be applied...

Page 62: ...mage 05 1791 0 1 Photo 05 1792 0 1 C Cyan Map 05 1793 0 1 Text Photo 05 1794 0 1 Text 05 1795 0 1 Printed image 05 1796 0 1 Photo 05 1797 0 1 K Black Map 05 1798 0 1 Set a value larger than 128 to increase the density Set a value smaller than 128 to decrease the density 0 to 255 128 Set the value in increments of approximately 10 while checking the copy image until the optimum value is obtained Th...

Page 63: ...efer to procedure 1 in 2 8 To Eliminate Moiré Precautions after the completion of the adjustment The adjustment may possibly cause the highlighted area to become less visible on the copy Therefore carefully perform the adjustment while checking the copy image Remarks Enter a value within the recommended value range mentioned in the procedures Otherwise it may cause a loss in MFP performance includ...

Page 64: ...er the adjustment When a double sided original printed on thin paper is copied the images seen through the back of the page are also copied The images seen through the back of the page are not copied any more in duplex copying Explanation When a double sided original printed on thin paper such as a brochure and leaflet is copied the images seen through the back of the page are also copied Perform ...

Page 65: ...eness of the adjustment restore the settings made in the previously used procedure to the original ones Then use other procedures Both the service technician and the user can use procedure 1 and 2 Only the service technician must use procedures 3 to 5 1 Press the IMAGE button on the Control Panel Press the BACKGROUND ADJUSTMENT button Press the LIGHT button to decrease the background density After...

Page 66: ...is obtained After adjusting the background density copy and check the copy image quality If further image quality adjustments are still necessary use the next procedure 4 Enter the adjustment mode 05 Change the values for codes 7286 and 7287 to make the range correction operation in the manual density mode fixed The code to be set differs depending on the original mode Text Photo or Text Select th...

Page 67: ...the table below and set the appropriate subcode Remember that mainly adjusting the low or medium density area will change the copy density of the images seen through the back of the page Setting 2 for the subcode will allow you to adjust the high density area But this will not solve the problem Therefore never change the value for the high density area Subcode Area where the density is adjusted 0 ...

Page 68: ...nal mode 05 code Recommended value Acceptable value range Default Text Photo 05 1688 Text 05 1689 Printed image 05 1690 Photo 05 1691 Automatic offsetting adjustment for background processing Map 05 1692 Text Photo 05 1698 Text 05 1699 Printed image 05 1700 Photo 05 1701 Manual offsetting adjustment for background processing Map 05 1702 Set a value smaller than 128 0 to 255 128 The value for autom...

Page 69: ...justments are still necessary use the next procedure 3 Press the BASIC button on the Control Panel Select TEXT from among the original mode options To have TEXT selected from among the original mode options by default refer to procedure 1 in 2 8 To Eliminate Moiré Precautions after the completion of the adjustment The adjustment may possibly cause the highlighted area to become less visible on the...

Page 70: ...essing sharpness intensity in order to obtain a clear copy image while eliminating moiré Procedures You can start with any of the procedures But it is recommended to perform the procedures in order as listed below You can use one procedure in conjunction with another But if this changes the image quality more than required or loses the effectiveness of the adjustment restore the settings made in t...

Page 71: ... setting mode 08 Enter setting mode 08 Change the value for code 550 or 585 to change the original mode option which is selected by default at power on In the Black mode Value for 08 550 Default original mode at power on 0 Text Photo default 1 Text 2 Photo 3 Image smoothing 4 Custom In the Full color mode Value for 08 585 Default original mode at power on 0 Text Photo default 1 Text 2 Printed imag...

Page 72: ... 128 Text Photo 05 1757 Text 05 7807 ACS Black Photo 05 7808 Set a value smaller than 128 28 to 127 0 to 255 128 The smaller the value is the weaker the sharpness intensity becomes The larger the setting value is the stronger the sharpness intensity becomes Changing the values for these codes will change the sharpness intensity when the Sharpness indicator in the IMAGE menu is set to the center Re...

Page 73: ...f the adjustment Nothing in particular Remarks Enter a value within the recommended value range mentioned in the procedures Otherwise it may cause a loss in MFP performance including degradation in the image quality Since 25 is assigned to the center the image quality remains the same even if the indicator is changed from 3 to 4 Setting value 103 Default Soft Sharp 3 50 75 1 0 25 0 25 0 2 75 50 4 ...

Page 74: ... restore the settings made in the previously used procedure to the original ones Then use other procedures Both the service technician and the user can use procedures 1 and 2 Only the service technician must use procedure 3 1 Press the IMAGE button on the Control Panel Press the ONE TOUCH ADJUSTMENT button Press the CLEAR button After selecting the Clear option copy and check the copy image qualit...

Page 75: ...e setting value is the weaker the sharpness intensity becomes The larger the setting value is the stronger the sharpness intensity becomes Changing the values for these codes will change the sharpness intensity when the Sharpness indicator in the IMAGE menu is set to the center Remember that 1 step of the indicator will increase or decrease the sharpness intensity by 25 If the sharpness intensity ...

Page 76: ...ent Nothing in particular Remarks Enter a value within the recommended value range mentioned in the procedures Otherwise it may cause a loss in copier performance including degradation in the image quality Since 25 is assigned to the center the image quality remains the same even if the indicator is changed from 3 to 4 Setting value 103 Default Soft Sharp 3 50 75 1 0 25 0 25 0 2 75 50 4 100 100 4 ...

Page 77: ...cessing sharpness intensity in order to soften the edges of the image Procedures You can start with any of the procedures But it is recommended to perform the procedures in order as listed below You can use one procedure in conjunction with another But if this changes the image quality more than required or loses the effectiveness of the adjustment restore the settings made in the previously used ...

Page 78: ...s the SHARPNESS button Press the SOFT button to soften the copy image After softening the copy image copy and check the copy image quality If further image quality adjustment is necessary go to the next step 3 Enter adjustment mode 05 Change the values for codes 604 to 606 922 1737 to 1741 1757 7795 and 7807 to 7809 to adjust the default value for the sharpness intensity Decreasing the sharpness i...

Page 79: ...harpness level change is from 100 to 100 of the total of the setting value of the adjustment code and that of the indicator For instance if the setting value of the adjustment code is 103 25 from the default value the limit of the steps in the soft side of the indicator is 3 If the step is set at 4 the image quality will not be changed Note Minimizing the edges of the copy image and Sharpening the...

Page 80: ...l color User custom 05 7841 Set a value smaller than 3 0 to 5 0 Set the value in increment of 1 while checking the copy image until the optimum value is obtained First set 3 for this code and check the copy image If further image quality improvements are still necessary set 2 If even further improvements are still necessary set 1 for this code Remember that if a value larger than 3 is set the edge...

Page 81: ...ining text is copied the adjustment may possibly cause the text to become blurred on the copy Therefore carefully perform the adjustment while checking the copy image Remarks Enter a value within the recommended value range mentioned in the procedures Otherwise it may cause a loss in MFP performance including degradation in the image quality 2 Copier specific Adjustments ...

Page 82: ... bold text such as a logo is sometimes not highly colored on the copy Change the original mode option perform copy density adjustment and level adjustment for black headline text in order to make the solid filled image more highly colored This adjustment will have an effect only on copying in the Full color mode Procedures The procedure to use varies depending on whether to adjust the copy image q...

Page 83: ...l and also the Service Manual 1 Press Press the BASIC button on the Control Panel If you want to emphasize the reproducibility of text more select TEXT as an original mode If you want to emphasize that of photos select TEXT PHOTO If you want the TEXT or TEXT PHOTO mode to be the default original mode refer to step 1 in 2 8 To Eliminate Moiré After selecting the Text mode copy and check the copy im...

Page 84: ...lues for codes 1794 1795 or 7983 to adjust the density level of the black logos Color to adjust Original mode 05 code Subcode Recommended value Acceptabl e value range Default Text Photo 05 1794 Text 05 1795 K Black User custom 05 7983 0 1 2 Set a value larger than 128 0 to 255 128 Set the value in increments of approximately 10 while checking the copy image until the optimum value is obtained The...

Page 85: ...alance adjustment or RGB adjustment to adjust the tint of the colors in general Use steps a through d to perform the adjustment a Press the IMAGE button on the Control Panel b Press the COLOR BALANCE button to adjust the color balance by changing the amount of toner c Press the button to enhance the tint of the color or the button to decrease it After selecting the color balance by changing the am...

Page 86: ...4 0 1 2 Text 05 1795 K Black User custom 05 7983 0 1 2 Set a value larger than 128 0 to 255 128 Set the value in increments of approximately 10 while checking the copy image until the optimum value is obtained The subcode varies according to the area where the density is adjusted Refer to the table below and set the subcode for the area to be adjusted Subcode Area where the density is adjusted 0 L...

Page 87: ...ith 2 different colored highlighters are accurately reproduced and distinguishable on the copy Explanation When an original containing text or areas marked with highlighters is copied their hues may sometimes not be accurately reproduced on the copy The inks of highlighters are special Therefore their hues cannot be accurately reproduced To reproduce the hues of similar highlighters such as yellow...

Page 88: ...justment can be canceled by pressing the ONE TOUCH ADJUSTMENT button again 2 Enter adjustment mode 05 Change the value for code 1769 to adjust the tint of colors in Marker mode 05 code Subcode Acceptable value range Default 05 1769 0 to 5 0 to 6 3 Set the value in increments of approximately 1 while checking the copy image until the optimum value is obtained The subcode varies according to the col...

Page 89: ...92 0 1 2 Map 05 1793 0 1 2 C Cyan User custom 05 7982 0 1 2 Text Photo 05 1794 0 1 2 Text 05 1795 0 1 2 Printed image 05 1796 0 1 2 Photo 05 1797 0 1 2 Map 05 1798 0 1 2 K Black User custom 05 7983 0 1 2 Set a value larger than 128 to increase the density Set a value smaller than 128 to decrease the density 0 to 255 128 Set the value in increments of approximately 10 while checking the copy image ...

Page 90: ...ration for each paper type to obtain the optimum image quality Procedures You can start with any of the procedures But it is recommended to perform the procedures in order as listed below You can use one procedure in conjunction with another But if this changes the image quality more than required or loses the effectiveness of the adjustment restore the settings made in the previously used procedu...

Page 91: ...IBRATION button to print a test chart i Place the printed test chart on the original glass j Press the START button to start the calibration The message WAIT disappears when the calibration is finished The procedure above covers both the color and black copy calibration After the automatic calibration copy and check the image quality If further image quality adjustment is necessary go to the next ...

Page 92: ...mage quality adjustments are still necessary use the next procedure 4 Enter adjustment mode 05 Change the values for codes 1779 to 1798 and 7980 to 7983 to adjust the density level of each color Color to adjust Original mode 05 code Subcode Recommended value Acceptable value range Default Text Photo 05 1779 0 1 2 Text 05 1780 0 1 2 Printed image 05 1781 0 1 2 Photo 05 1782 0 1 2 Map 05 1783 0 1 2 ...

Page 93: ...d set the subcode for the area to be adjusted Subcode Area where the density is adjusted 0 Low density area 1 Medium density area 2 High density area Precautions after the completion of the adjustment Nothing in particular Remarks Enter a value within the recommended value range mentioned in the procedures Otherwise it may cause a loss in MFP performance including degradation in the image quality ...

Page 94: ...ones are not accurately reproduced Halftones are reproduced better Explanation When a photo image or gradational image is copied in the Black mode with the Text Photo mode selected halftones are not accurately reproduced Select the Photo mode or the Image smoothing mode from among the original mode options in order to reproduce halftones better in the Black mode 2 Copier specific Adjustments ...

Page 95: ...efault refer to procedure 1 in 2 8 To Eliminate Moiré After selecting the Photo mode copy and check the copy image quality If further image quality adjustments are still necessary use the next procedure 2 Press the BASIC button on the Control Panel Select IMAGE SMOOTHING from among the original mode options To have IMAGE SMOOTHING selected from among the original mode options by default refer to p...

Page 96: ...e Full color mode Changing the threshold value will allow a colored original to be copied in the Black mode Explanation When the Auto color mode is selected it will be automatically determined whether an original is colored or black and white Then it will be copied in the Full color mode or the Black mode But adjust the threshold value in order to change the threshold between the Black mode and th...

Page 97: ...shold varies depending on the shape and size of the original or the density level of the original image Therefore use the table below only as a reference Position of indicator Adjustment value No of stamps No of red characters 0 230 Approx 10 judged as color Approx 100 1 190 Approx 5 judged as color Approx 60 2 150 Approx 3 judged as color Approx 40 3 90 Approx 2 judged as color Approx 20 4 40 App...

Page 98: ... MR 3018 05 1676 0 to 255 70 Set the value in increments of approximately 20 while checking the copy image until the optimum value is obtained Precautions after the completion of the adjustment When a non standard sized original is copied an area outside the original or the original cover may also be scanned This may prevent the original size from being accurately detected If the original cover is...

Page 99: ...n black on the twin color copy may look different from what the user desires Adjust the tint of the colors the reproducibility of black in the Red and black mode or the boundary between black and colors other than black in order to reduce a blend of undesired colors into the black area or adjust the tint of colors other than black Procedures The procedure to use varies depending on whether to adju...

Page 100: ...red color c Press the SECOND COLOR button Press the button for the desired color d Press the ENTER button Use procedure 2 2 Press the ADJUST button Press the button or the button for the color to be adjusted in order to adjust the tint of colors other than black In the Red and black mode Press the button to decrease yellow and the button to enhance magenta in order to enhance the tint of red Press...

Page 101: ...g a twin color copy in the red and black mode red may be blended into the black area In this case switching the value for this code reduces a blend of red in the black area on the copy Value for 05 1761 Reproducibility of black in the red and black mode for a twin color copy 0 Default 1 Intended to improve the reproducibility of black Precautions after the completion of the adjustment Setting 1 fo...

Page 102: ...ases Æ BLACK The black area increases and the red area decreases After adjusting the boundary copy and check the copy image quality If further image quality adjustments are still necessary the service technician must use the next procedure 3 Enter adjustment mode 05 Change the values for codes 7641 7642 to adjust the boundary between black and colors other than black As the set value is increased ...

Page 103: ...ducibility of background while scanning an original fed from the RADF in order to minimize the gap in the reproducibility of the background using either method of how to scan an original Note that the adjustment results of steps 1 and 2 will be applied only to the Red and Black mode The adjustment result of step 3 will be applied to both of the Red and Black mode and the Twin Color mode enabling s...

Page 104: ...lue is obtained When changing the value from the default value for the first time it is recommended to set 2 The table below shows you the correlation between the value and image quality Value Advantage of image quality Reproductivity of background 0 Default equivalent to the one obtained when an original placed on the original glass is scanned 1 Lighter background is reproduced than the one obtai...

Page 105: ...ller than 128 to increase the density level of the background Set a value larger than 128 to decrease the density level of the background 0 to 255 128 Set the value in increments of approximately 20 while checking the copy image until the optimum value is obtained Precautions after the completion of the adjustment Correctly adjusting the installation heights of the MFP and the RADF is a prerequisi...

Page 106: ...d on the Text Photo mode according to originals to be used It is also available to use the custom mode as an independent original mode This means that the change of the setting values in the custom mode does not affect each default original modes Procedures The adjustment procedure differs depending on whether in the black mode or the full color mode the settings in the custom mode are adjusted As...

Page 107: ...d value Acceptable range value Default 05 7025 Set a value smaller than 128 to make the background darker Set a value larger than 128 to make the background lighter 0 to 255 128 To copy while eliminating the background color to adjust the reference value for the background density adjustment This adjustment is effective when you do not copy the dark color of the background of an original a Enter t...

Page 108: ...Increase the value for the code 925 to make the text and lines darker improving faint text or thin lines Original mode 05 code Recommended value Acceptable range value Default User custom 05 925 Set a value larger than 2 0 to 4 2 Note If the setting value is too large the life of consumables may be shortened To adjust copy density a Enter the adjustment mode 05 Change the value for the codes 931 a...

Page 109: ... the indicator to the side Note If the setting value is too small or too large the density level may not be changed the number of steps moved may not be detected even if the user moves the indicator on the touch panel To adjust gamma balance in medium and high density areas a Enter the adjustment mode 05 Change the value for the code 949 to adjust the gamma balance in each of medium and high densi...

Page 110: ...to make the background lighter Base original mode Density mode 05 code Recommended value Accepta ble range value Default Automatic 05 7279 Text Photo Manual 05 7280 Set a value larger than 128 0 to 255 128 Set the value in increments of approximately 25 while checking the copy image until the optimum value is obtained Cautions after the adjustment Nothing in particular 2 Copier specific Adjustment...

Page 111: ...quivalent to that of the Text Photo mode in the color mode at the shipment After setting the value go to the next step 2 Enter the adjustment mode 05 Adjust each setting value for the custom mode to satisfy the user s request Select the necessary adjustments from the procedures below To make background lighter a Enter the adjustment mode 05 Increase the values for codes 7762 and 7763 to make the b...

Page 112: ... value to 0 Original mode Density mode 05 code Recommend ed value Acceptable range value Default Automatic 05 7777 Text Photo Manual 05 7778 0 0 1 1 Explanation for setting values Setting value Range correction operation 0 Fixed 1 Varied To increase the sharpness intensity This adjustment is effective when you want to copy light text thin lines or illustrations more clearly a Enter the adjustment ...

Page 113: ...7841 Set 1 or 2 to emphasize photos Set 4 or 5 to emphasize text 0 to 5 0 Explanation for setting values Setting value Reproducibility level Characteristics 0 Default 1 Photo oriented 2 The reproducibility level of photos on printed images is higher than that of Photo oriented 1 2 Photo oriented 1 The reproducibility level of photos on printed images is higher than that of default 3 Equivalent to ...

Page 114: ... table range value Default Y Yellow 05 7980 M Magenta 05 7981 C Cyan 05 7982 K Black User custom 05 7983 0 1 2 Set a value larger than 128 0 to 255 128 Set the value in increments of approximately 10 while checking the copy image until the optimum value is obtained Subcodes to be entered differ depending on the target density area Refer to the table below to enter the subcode for the area to be ad...

Page 115: ... adjust it to side the area to be detected as that not belonging to the original is widened When you adjust it to side the area to be detected as that not belonging to the original is narrowed Notes The Outside Erase function may not be operated correctly under the following conditions When making copies in a bright room leaving the RADF or the Platen Cover opened The density of areas not belongin...

Page 116: ...ustment was performed because they cannot be detected as blank pages with this function Target originals The back side of an original with dark images on its front side the dark images can be seen through the back side or an original with light color An original with only 3 letters in 10 5 pt an original that is omitted as a blank page with the default setting Procedures You can start with any of ...

Page 117: ...ged as a blank page 05 code Recommended value Acceptable range value Default 05 7618 Set a value larger than 128 0 255 128 Set the value in increments of approximately 15 until the optimum value is obtained while checking if proper originals are judged as a blank page Caution after the adjustment When the threshold for judging blank pages is changed the same threshold for in the network scanning f...

Page 118: ... the entire copy image is even Before the adjustment Feeding direction Explanation When an original with background is copied with the density adjustment set automatic the density of the background may become uneven To suppress this unevenness adjust the density manually Procedures Both the service technician and the user can use all the steps of this adjustment 1 Press the BASIC tab on the touch ...

Page 120: ...y adjust the color reproducibility automatic calibration in order to constantly maintain a steady color balance on the printouts Automatic calibration is the basic adjustment to accurately reproduce colors on the printouts When you would like to accurately reproduce the desired hue or when you have replaced the consumables and changed the operating conditions perform automatic calibration to ensur...

Page 121: ...ISPLAY LEVEL option Use steps a through j to perform the automatic calibration a Press the USER FUNCTIONS button on the Control Panel to enter the User Functions menu b Press the ADMIN tab c Enter an administrator password of 6 to 10 digits Press the OK button d Press the GENERAL button e Press the CALIBRATION button f Press the PRINT button g Press the CALIBRATION button to print out the test cha...

Page 122: ...ically adjust the color reproducibility automatic calibration corresponding to the paper type in order to constantly maintain a steady color balance on any type of paper Automatic calibration is the basic adjustment to accurately reproduce colors on the printouts When you would like to accurately reproduce the desired hue or when you have replaced the consumables and changed the operating conditio...

Page 123: ... the User Functions Guide for further information regarding how to select the CALIBRATION DISPLAY LEVEL option Use steps a through l to perform the automatic calibration a Press the USER FUNCTIONS button on the Control Panel to enter the User Functions menu b Press the ADMIN tab c Enter an administrator password of 6 to 10 digits Press the ENTER button d Press the GENERAL button e Press the CALIBR...

Page 124: ...nation If you would like to change the color balance or darkness of the printouts and reproducibility of halftones in accordance with a type of original or the user s requirements change the Image Quality Type option on the printer driver or adjust the color balance Procedures Perform the adjustment in accordance with the procedures below Both the service technician and the user can use procedures...

Page 125: ...6 1 Change the Image Quality Type option on the printer driver For Windows This adjustment will have an effect only on Auto or Color mode printing Open the property page of the printer driver Change the Image Quality Type option in the Image Quality tab PCL6 PS3 XPS 3 Printer specific Adjustments ...

Page 126: ...on a general application such as Microsoft Office is printed in PostScript PS3 XPS and Macintosh It may not be effective if a file created on a graphic application e g Illustrator or a DTP application e g QuarkXPress is printed or a PDF file created on these applications is printed using the C M Y and K toners Unmark the Use PostScript Passthrough checkbox in the PostScript Setting options in the ...

Page 127: ...ntation Presentation is intended to improve to the reproducibility of vivid colors It is suitable for printing presentation materials and graphics which require sharp contrast images The color balance this option provides does not match the one on the monitor because priority is given to printing in highly vivid colors If Presentation is selected Smooth which is intended to improve the reproducibi...

Page 128: ...lor mode printing Open the property page of the printer driver Press the Image Type Quality button in the Image Quality tab Change the option in the Color Balance or Image Attribute tab Initially change the value by 4 steps while checking the printouts until the optimum value is obtained Color Balance tab Change the All Colors or Each Color option Image Attribute tab Change the Brightness or Satur...

Page 129: ...the menu OS Menu 10 2 x Printer Features Ö Feature Sets Color settings 3 Ö Color Balance Printer Features Ö Feature Sets Color settings 4 Ö Brightness or Saturation 10 3 x 10 4 x 10 5x Color Settings 2 Ö Color Balance Brightness or Saturation Initially change the value by 4 steps while checking the printouts until the optimum value is obtained After changing the option on the printer driver print ...

Page 130: ...Printing on Macintosh is performed in PostScript See the PS3 row in the table below Color to adjust PDL Halftone 05 code Subcode Recommended value Acceptable value range Default Smooth 05 8058 0 1 2 PCL5c Detail 05 8062 0 1 2 Smooth 05 8050 0 1 2 PS3 Detail 05 8054 0 1 2 Smooth 05 8042 0 1 2 Y Yellow XPS Detail 05 8046 0 1 2 Smooth 05 8059 0 1 2 PCL5c Detail 05 8063 0 1 2 Smooth 05 8051 0 1 2 PS3 ...

Page 131: ...Detail Graphic Illustration line etc Smooth Smooth Smooth Detail Smooth Smooth Image Photograph etc Smooth Smooth Smooth Detail Smooth Smooth The subcode varies according to the area where the density is adjusted Refer to the table below and set the subcode for the area to be adjusted Subcode Area where the density is adjusted 0 Low density area 1 Medium density area 2 High density area Note This ...

Page 132: ...her they are reproduced on the printout or on the monitor or depending on whether they are reproduced in ink or with the light Consequently the color balance on the printout cannot be perfectly matched with the one on the monitor Change the Image Quality Type option in order to closely match the color balance on the printout with the one on the monitor at a user s request This adjustment will be e...

Page 133: ...ss is printed or a PDF file created on these applications is printed using the C M Y and K toners Unmark the Use PostScript Passthrough checkbox in the PostScript Setting options in the Others tab The Image Quality Type option will be effective if printing on Windows PS3 is performed but not on Macintosh or if a file created on the above applications is printed However the color balance may be cha...

Page 134: ...Image Type 10 3 x 10 4 x 10 5x Color Settings 1 Ö Image Type Precautions after the completion of the adjustment Nothing in particular Remarks Setting a color space to sRGB is a prerequisite to maximize the effectiveness of this adjustment Therefore if the monitor does not support sRGB or if color management cannot be performed the effectiveness of the adjustment may be significantly lost In genera...

Page 135: ... used to reproduce gray As a result consistency is maintained in the gray hue Explanation For printing only the K toner is usually used to reproduce gray areas of drawing data lines and text On the other hand all color toners C M Y and K are used to reproduce gray areas of image data such as BMP GIF JPEG and TIFF This provides a deeper gray on the printouts Change the option on the printer driver ...

Page 136: ...justment will be effective only if a file created on a general application such as Microsoft Office is printed It may not be effective if a file created on a graphic application e g Illustrator or a DTP application e g QuarkXPress is printed or a PDF file created on these applications is printed For Windows This adjustment will have an effect only on Auto or Color mode printing Open the property p...

Page 137: ...g system Refer to the table below and select the menu OS Menu 10 2 x Printer Features Ö Feature Sets Color settings 2 Ö Pure Black and Gray 10 3 x 10 4 x 10 5x Color Settings 1 Ö Pure Black and Gray Precautions after the completion of the adjustment The adjustment allows gray areas always to be reproduced using all color toners C M Y and K As a result undesired colors may look blended depending on...

Page 138: ...s of image data such as BMP GIF JPEG and TIFF This provides a deeper gray on the printouts The following are examples when image data are reproduced using C M Y and K A gray scale or black and white photo is pasted in photo editing software such as Imaging and Paint Shop Pro in Internet Explorer word processing or spreadsheet software A semi transparent gray color or gradient of gray is used in th...

Page 139: ...eated on these applications is printed For Windows This adjustment will have an effect only on Auto or Color mode printing Open the property page of the printer driver Press the Setting button in the Image Quality tab Mark the Pure Gray checkbox in the Basic tab Select Text Graphic Image from among the Apply to options Apply to Auto Text Text Graphic Text Graphic Image Text Black K toner Black K t...

Page 140: ...ries according to the operating system Refer to the table below and select the menu OS Menu 10 2 x Printer Features Ö Feature Sets Color settings 2 Ö Pure Black and Gray 10 3 x 10 4 x 10 5x Color Settings 1 Ö Pure Black and Gray Precautions after the completion of the adjustment The adjustment allows gray areas to always be reproduced using only the K toner As a result color photos may look more g...

Page 141: ...e 8212 0 1 2 3 Default 1 to 255 1 1 1 8 Text 8249 0 1 2 3 4 Default 1 to 255 8 8 8 8 8 Graphics 8250 0 1 2 3 4 Default 1 to 255 1 1 1 8 1 XPS Image 8251 0 1 2 3 4 Default 1 to 255 1 1 1 8 1 Subcode Image Quality Type 0 General 1 Photograph 2 Presentation 3 Line Art 4 Advanced If the default value is 1 change the Pure Black and Gray setting to Off on the Color Settings menu of printer driver since ...

Page 142: ...re the adjustment The image is printed with a natural brightness Default printing After the adjustment After the adjustment A darker print image is obtained A brighter print image is obtained Explanation The brightness of the print image can be easily adjusted by changing the Brightness setting on the printer driver 3 Printer specific Adjustments ...

Page 143: ...ightness option on the printer driver Select the desired value for brightness on a scale of 4 Darkest to 4 Lightest For Windows This adjustment will have an effect only on Auto or Color mode printing Open the property page of the printer driver Press the Setting button in the Image Quality tab Change the Brightness option in the Image Attribute tab PCL6 PS3 XPS 3 Printer specific Adjustments ...

Page 144: ...s option The menu to select varies according to the operating system Refer to the table below and select the menu OS Menu 10 2 x Printer Features Ö Feature Sets Color settings 4 Ö Brightness 10 3 x 10 4 x 10 5x Color Settings 2 Ö Brightness Precautions after the completion of the adjustment Nothing in particular Remarks The brightness adjustment does not affect black text CMY 100 K 100 or RGB 0 3 ...

Page 145: ...efore the adjustment The image is printed with a natural saturation Default printing After the adjustment After the adjustment The saturation is decreased The saturation is increased Explanation The saturation of the print image can be easily adjusted by changing the Saturation option on the printer driver 3 Printer specific Adjustments ...

Page 146: ...used must the service technician use procedure 2 1 Change the Saturation option on the printer driver Select the desired value for saturation on a scale of 4 Palest to 4 Brightest For Windows This adjustment will have an effect only on Auto or Color mode printing Open the property page of the printer driver Press the Setting button in the Image Quality tab Change the Saturation option in the Image...

Page 147: ... to the operating system Refer to the table below and select the menu OS Menu 10 2 x Printer Features Ö Feature Sets Color settings 4 Ö Saturation 10 3 x 10 4 x 10 5x Color Settings 2 Ö Saturation After changing the option on the printer driver print and check the print image quality Only if the saturation of R Red is still insufficient even after all the above procedures have been used must the s...

Page 148: ...Black 05 2905 9 2 to 5 0 to 10 5 Never change the values for subcodes other than the above Otherwise it may cause a loss in MFP performance including degradation in the image quality Note The adjustment may possibly decrease the density of G Green B Blue and K Black extremely Therefore carefully perform the adjustment while checking the printout Unless this adjustment changes the density of R Red ...

Page 149: ...trast Before the adjustment The image is printed with a natural contrast Default printing After the adjustment After the adjustment The contrast is decreased The contrast is increased Explanation The contrast of the print image can be easily adjusted by changing the Contrast option on the printer driver 3 Printer specific Adjustments ...

Page 150: ...e Contrast option on the printer driver Select the desired value for contrast on a scale of 4 Lowest to 4 Highest For Windows This adjustment will have an effect only on Auto or Color mode printing Open the property page of the printer driver Press the Setting button in the Image Quality tab Change the Contrast option in the Image Attribute tab PCL6 PS3 XPS 3 Printer specific Adjustments ...

Page 151: ...pen the print dialog box Change the Contrast option The menu to select varies according to the operating system Refer to the table below and select the menu OS Menu 10 2 x Printer Features Ö Feature Sets Color settings 4 Ö Contrast 10 3 x 10 4 x 10 5x Color Settings 2 Ö Contrast Precautions after the completion of the adjustment Nothing in particular 3 Printer specific Adjustments ...

Page 152: ...nt After the adjustment Unadjusted settings The edge of the print image is so enhanced that it looks sharper Explanation Increase the sharpness intensity under the menu on the printer driver in order to obtain a sharper print image The sharpness adjustment will have an effect particularly on photo images such as BMP GIF JPEG and TIFF 3 Printer specific Adjustments ...

Page 153: ...the Sharpness option on the printer driver For Windows This adjustment will have an effect only on Auto or Color mode printing Open the property page of the printer driver Press the Setting button in the Image Quality tab Set the value for Sharpness within a range of 1 to 4 in the Image Attribute tab Setting 4 provides the sharpest print image PCL6 PS3 XPS 3 Printer specific Adjustments ...

Page 154: ...perating system Refer to the table below and select the menu OS Menu 10 2 x Printer Features Ö Feature Sets Color settings 4 Ö Sharpness 10 3 x 10 4 x 10 5x Color Settings 2 Ö Sharpness Precautions after the completion of the adjustment The adjustment may possibly cause rough edges of the image contained in low resolution bitmap data As a result outlined edges may look shaded black bands may appea...

Page 155: ...he adjustment After the adjustment Unadjusted settings A softer image is obtained Explanation Decrease the sharpness intensity under the menu on the printer driver in order to obtain a softer print image The sharpness adjustment will have an effect particularly on photo images such as BMP GIF JPEG and TIFF 3 Printer specific Adjustments ...

Page 156: ... an effect only on Auto or Color mode printing Open the property page of the printer driver Press the Setting button in the Image Quality tab Uncheck the Use Sharpness Filter checkbox in the Image Attribute tab To make a softer image check its checkbox and then set the value within a range of 1 to 4 Setting 4 provides the smoothest softest image The value OFF of sharpness intensity adjustment is p...

Page 157: ...g system Refer to the table below and select the menu OS Menu 10 2 x Printer Features Ö Feature Sets Color settings 4 Ö Sharpness 10 3 x 10 4 x 10 5x Color Settings 2 Ö Sharpness Precautions after the completion of the adjustment The adjustment provides a soft or blurred image in general Therefore carefully perform the adjustment while checking the printouts Especially text and lines on the backgr...

Page 158: ...adjustment After the adjustment Unadjusted settings A smoother softer image is obtained Explanation When a low resolution image is printed the edges may be jagged Decrease the sharpness intensity in order to eliminate the jaggies from the print image The sharpness adjustment will have an effect particularly on photo images such as BMP GIF JPEG and TIFF 3 Printer specific Adjustments ...

Page 159: ...effect only on Auto or Color mode printing Open the property page of the printer driver Press the Setting button in the Image Quality tab Uncheck the Use Sharpness Filter checkbox in the Image Attribute tab To make a smoother image check its checkbox and then set the value within a range of 1 to 4 Setting 4 provides the smoothest softest print image The value OFF of sharpness intensity adjustment ...

Page 160: ...g system Refer to the table below and select the menu OS Menu 10 2 x Printer Features Ö Feature Sets Color settings 4 Ö Sharpness 10 3 x 10 4 x 10 5x Color Settings 2 Ö Sharpness Precautions after the completion of the adjustment The adjustment provides a soft or blurred image in general Therefore carefully perform the adjustment while checking the printouts Especially text and lines on the backgr...

Page 161: ... TIFF are printed the text and lines look smudged due to toner scattering around the text and lines Adjust the sharpness intensity or the amount of toner used in order to obtain a clearer print image Hint If smudged text and lines appear on the print image in PDF format on Adobe Reader unmark the Print as image checkbox to print out the image If the Print as image checkbox is marked text and lines...

Page 162: ...indows This adjustment will have an effect only on Auto or Color mode printing Open the property page of the printer driver Press the Setting button in the Image Quality tab Uncheck the Use Sharpness Filter checkbox in the Image Attribute tab Always set Uncheck Setting 1 or a smaller value may provide blurred print images PCL6 PS3 XPS 3 Printer specific Adjustments ...

Page 163: ...0 to change the sharpness setting OFF Color mode Image quality type 05 code Subcode Recommended value Acceptable value range Default General 05 8110 0 1 2 Photo 05 8111 0 1 2 Presentation 05 8112 0 1 2 Line art 05 8113 0 1 2 Auto Color Black 05 8118 0 1 2 Change the value to 0 0 to 255 128 Subcode Original 0 Text 1 Graphics 2 Image Note When the value of this code is changed the sharpness setting ...

Page 164: ...Open the property page of the printer driver and press Setting button in the Image Quality tab And then set the Background Adjustment option in the Image Attribute tab within the range of 1 to 4 Precautions after the completion of the adjustment The adjustment in procedure 1 may possibly provide insufficient photo contrast images Therefore carefully perform the adjustment while checking the printo...

Page 165: ... dotted on the printout Change the options on the printer driver adjust the color balance or gamma curve balance in order to print them out clearly Procedures The procedure to use varies depending on whether to adjust the print image quality in the Color mode or in the Black and White mode Refer to the procedure corresponding to the user s particular request The item to set varies depending on the...

Page 166: ...tions For Windows This adjustment will have an effect only on Auto or Color mode printing Open the property page of the printer driver Change the Image Quality Type and Halftone options in the Image Quality tab Set either of the following options in accordance with the type of original to print Image Quality Type Presentation To make color darker Halftone Detail To make the halftone screen high fr...

Page 167: ... to the operating system Refer to the table below and select the menu OS Menu 10 2 x Printer Features Ö Feature Sets Color settings 2 Ö Image Type Printer Features Ö Feature Sets Color settings 1 Ö Halftone 10 3 x 10 4 x 10 5x Color Settings 1 Ö Image Type Halftone Set either of the following options in accordance with the type of original to print Image Type Presentation To make color darker Half...

Page 168: ...rt To make the color darker and enhance thin lines Halftone Auto or Detail To make the halftone screen high frequency After changing the options on the printer driver print and check the print image quality If further image quality adjustments are still necessary use the next procedure 3 Printer specific Adjustments ...

Page 169: ...inter driver For Windows This adjustment will have an effect only on Auto or Color mode printing Open the property page of the printer driver Press the Setting button in the Image Quality tab Set the value for Use Sharpness Filter within a range of 1 to 4 in the Image Attribute tab Setting 4 provides the sharpest print image Initially set 4 and check the printout If further image quality adjustmen...

Page 170: ...o do this The menu to select varies according to the operating system Refer to the table below and select the menu OS Menu 10 2 x Printer Features Ö Feature Sets Color settings 4 Ö Sharpness 10 3 x 10 4 x 10 5x Color Settings 2 Ö Sharpness Hint In addition to the sharpness adjustment decreasing Brightness moving to the side changing Contrast or increasing Saturation moving to the side may improve ...

Page 171: ...ver Initially set 4 and check the printout After changing the option on the printer driver print and check the print image quality If further image quality adjustments are still necessary use the next procedure This adjustment will have an effect only on Auto or Color mode printing 4 Enter adjustment mode 05 Adjust the color balance Use steps a to b to adjust the color balance a Enter adjustment m...

Page 172: ...ntouts until the optimum value is obtained The value for 05 code for K black will affect black and white images including text lines and photos on the printout The subcode varies according to the area where the density is adjusted Refer to the table below and set the subcode for the area to be adjusted Subcode Area where the density is adjusted 0 Low density area 1 Medium density area 2 High densi...

Page 173: ...til the optimum value is obtained Hint This adjustment affects on the following areas according to Image Quality Type General Photograph and Presentation Only raster data print image Line Art Only thin lines small text and raster data Note This adjustment changes the values set in the MFP Therefore it will affect every user who uses the printer by connecting it to the MFP After the adjustment the ...

Page 174: ...vice technician and the user can use procedure 1 Only the service technician must use procedures 2 and 3 1 Change the Halftone option on the printer driver For Windows This adjustment will have an effect only on Black and white mode printing Open the property page of the printer driver Press the Setting button in the Image Quality tab Select Detail from among the Halftone options in the Basic tab ...

Page 175: ...e Halftone options The menu to select varies according to the operating system Refer to the table below and select the menu OS Menu 10 2 x Printer Features Ö Feature Sets Color settings 1 Ö Halftone 10 3 x 10 4 x 10 5x Color Settings 1 Ö Halftone After changing the option on the printer driver print and check the print image quality If further image quality adjustments are still necessary use the ...

Page 176: ...ere the density is adjusted 0 Low density area 1 Medium density area 2 High density area Note This adjustment changes the values set in the MFP Therefore it will affect every user who uses the printer by connecting it to the MFP After the adjustment the values changed will be applied to all printouts for the Halftone option For instance if the value for 05 code for PCL and Detail is changed it wil...

Page 177: ...ext 1 Grahpics 2 Image Set the value in increments of approximately 5 while checking the printouts until the optimum value is obtained Note This adjustment changes the values set in the MFP Therefore it will affect every user who uses the printer by connecting it to the MFP After the adjustment the values changed will be applied to all printouts for the Sharpness option Carefully perform the adjus...

Page 178: ... the highly colored area becomes blurred Only the light colored area becomes darker Explanation When the entire image is printed darker to make the light colored area darker the highly colored area may become much darker and blurred Change the options on the printer driver or adjust the color balance in order to make only the light colored area darker while leaving the highly colored area as it is...

Page 179: ...t varies depending on the type of data to adjust Select an effective option according to the data format to adjust such as a print image raster data text font and line drawing graphic data For Windows This adjustment will have an effect only on Auto or Color mode printing 1 Open the property page of the printer driver and press Setting button in the Image Quality tab Set the Background adjustment ...

Page 180: ...nge of 1 to 4 in the Color Balance Details option This adjustment will have an effect only on printing on a Windows PCL6 or PS3 or XPS emulation printer driver This adjustment cannot be performed on a Macintosh printer driver Initially set 4 and check the printout After changing the option on the printer driver print and check the print image quality If further image quality adjustments are still ...

Page 181: ...or Y 05 8050 M 05 8051 C 05 8052 and K 05 8053 Printing on Macintosh is performed in PostScript See the PS3 row in the table below Color to adjust PDL Halftone 05 code Subcode Recommended value Acceptable value range Default Smooth 05 8058 0 1 PCL5c Detail 05 8062 0 1 Smooth 05 8050 0 1 PS3 Detail 05 8054 0 1 Smooth 05 8042 0 1 Y Yellow XPS Detail 05 8046 0 1 Smooth 05 8059 0 1 PCL5c Detail 05 806...

Page 182: ... Detail Detail Detail Detail Detail Detail Graphic Illustration line etc Smooth Smooth Smooth Detail Smooth Smooth Image Photograph etc Smooth Smooth Smooth Detail Smooth Smooth The subcode varies according to the area where the density is adjusted Refer to the table below and set the subcode for the area to be adjusted Subcode Area where the density is adjusted 0 Low density area 1 Medium density...

Page 183: ... to be adjusted Subcode Area where the density is adjusted 0 Low density area 1 Medium density area 2 High density area Note This adjustment changes the values set in the MFP Therefore it will affect every user who uses the printer by connecting it to the MFP After the adjustment the values changed will be applied to all printouts for the Halftone option For instance if the value for 05 code for P...

Page 184: ...lines are dotted on the printout The thin lines or double lines are clearly printed out Explanation When thin lines or double lines which are laid out on a solid filled area are printed out they may be dotted on the printout Change the option on the printer driver in order to clearly print them out Procedures Both the service technician and the user can perform all adjustments 3 Printer specific A...

Page 185: ...reserved 3 66 1 Enable the Distinguish Thin Line option on the printer driver For Windows Open the property page of the printer driver Press the Setting button in the Image Quality tab Mark the Distinguish Thin Line checkbox in the Basic tab PCL6 PS3 XPS 3 Printer specific Adjustments ...

Page 186: ...nd select the menu OS Menu 10 2 x Printer Features Ö Feature Sets Color settings 1 Ö Distinguish Thin Lines 10 3 x 10 4 x 10 5x Color Settings 1 Ö Distinguish Thin Lines Precautions after the completion of the adjustment Performing this adjustment on thin lines may not provide satisfactory results In this case it is recommended to perform the adjustment in conjunction with 3 14 To Clearly Print Li...

Page 187: ...eing saved Explanation The e E STUDIO2330C 2820C 2830C 3520C 3530C 4520C offers a toner save mode It is intended to automatically decrease the image density and reduce the amount of toner used Change the option on the printer driver and perform printing in the toner save mode for instance if a large number of copies have to be printed or if the image density is too high Procedures Both the service...

Page 188: ... TOSHIBA TEC CORPORATION All rights reserved 3 69 1 Enable the Toner Save option on the printer driver For Windows Open the property page of the printer driver Mark the Toner Save checkbox in the Others tab PCL6 PS3 XPS 3 Printer specific Adjustments ...

Page 189: ...Save 10 3 x 10 4 x 10 5x Color Settings 1 Ö Toner Save Precautions after the completion of the adjustment The adjustment may possibly provide the image density lower than the user desires when printing is performed in the toner save mode Therefore carefully perform the adjustment while checking the printouts Remarks The print density in the toner save mode can also be adjusted For further informat...

Page 190: ...The image density in the toner save mode is adjustable as desired Explanation The e E STUDIO2330C 2820C 2830C 3520C 3530C 4520C offers a toner save mode It is intended to automatically decrease the image density and reduce the amount of toner used Adjust the upper limit of the image density in the toner save mode in order to obtain the desired image density requested by a particular user Procedure...

Page 191: ...mong the Color Type options on Macintosh The Color options are available in the Basic tab on the PCL6 PS3 and XPS printer drivers The Color Type options are available in the Color Settings 1 menu in the print dialog box on Macintosh a Enter adjustment mode 05 Change the value for code 1055 to adjust the upper limit of the image density in the toner save mode Printing on Macintosh is performed in P...

Page 192: ...it of the image density in the toner save mode Printing on Macintosh is performed in PostScript See the PS3 row in the table below PDL 05 code Subcode Recommended value Acceptable value range Default PS3 05 664 0 PCL6 05 664 1 XPS 05 664 2 Set a value smaller than 176 to decrease the density Set a value larger than 176 to increase the density 0 to 255 176 Set the value in increments of approximate...

Page 193: ...nting an original containing yellow light blue or gray text on a light colored background In addition when a full color original is printed in the Black and White mode the colored text may turn gray on the printout and eventually become illegible In this case change the option on the printer driver in order to reproduce the colored text except the white text in black and make it more legible on th...

Page 194: ...created on a general application such as Microsoft Office is printed in PostScript PS3 It may not be effective if a file created on a graphic application e g Illustrator or a DTP application e g QuarkXPress is printed or a PDF file created on these applications is printed Precautions after the completion of the adjustment Nothing in particular Remarks Not all colored text may be printed in black d...

Page 195: ...blank page is also delivered A blank page is ignored for printing Explanation Some applications may be designed to automatically insert blank pages for laying out the pages of a document Change the option on the printer driver in order to ignore all blank pages for printing Procedures Both the service technician and the user can perform all adjustments 3 Printer specific Adjustments ...

Page 196: ...ORPORATION All rights reserved 3 77 1 Enable the Do not Print Blank Pages option on the printer driver For Windows Open the property page of the printer driver Mark the Do not Print Blank Pages checkbox in the Others tab PCL6 PS3 XPS 3 Printer specific Adjustments ...

Page 197: ...0 4 x 10 5x Print Mode Ö Do not Print Blank Pages Precautions after the completion of the adjustment The adjustment may not possibly operate the following options as programmed Therefore pay special attention to the combination of options Booklet printing N up printing Use Front Cover Use Back Cover Interleave Pages Remarks If any data are inserted in the header or footer of a particular page on E...

Page 198: ...tions not by the printer Particularly the following factors may print black text using all color toners C M Y and K when a PDF file is printed out The file of black text CMY 0 K 100 is printed on the PCL6 printer driver Black text is treated as image data instead of text data on the file Black text is not defined as 100 black RGB 0 or CMY 0 K 100 on the file Change the option on the printer driver...

Page 199: ...re Black checkbox on the printer driver Select Text Graphic Image from among the Apply to options Hint Text on the Web page may be raster data image created in GIF or JPEG format Black and white data created in PDF format by scanning the original are also raster data If the Pure Black checkbox is marked on the printer driver Auto is selected from among the Apply to options by default Raster data a...

Page 200: ...and Gray options The menu to select varies according to the operating system Refer to the table below and select the menu OS Menu 10 2 x Printer Features Ö Feature Sets Color settings 2 Ö Pure Black and Gray 10 3 x 10 4 x 10 5x Color Settings 1 Ö Pure Black and Gray After changing the option on the printer driver print and check the print image quality If further image quality adjustments are stil...

Page 201: ...ill be effective only if a file created on a general application such as Microsoft Office is printed in PostScript PS3 It may not be effective if a file created on a graphic application e g Illustrator or a DTP application e g QuarkXPress is printed or a PDF file created on these applications is printed Note The adjustment may provide all colored text in black After changing the option on the prin...

Page 202: ...L6 05 8211 0 1 2 3 1 1 1 8 PS3 05 8253 0 1 2 3 4 1 1 1 8 1 Graphics XPS 05 8250 0 1 2 3 4 1 1 1 8 1 PCL6 05 8212 0 1 2 3 1 1 1 8 PS3 05 8254 0 1 2 3 4 1 1 1 8 1 Image XPS 05 8251 0 1 2 3 4 Set a value smaller than the default to decrease the area to print only using the K toner Set a value larger than the default to increase the area to print only using the K toner 1 to 255 1 1 1 8 1 The subcode v...

Page 203: ...value for the Low Medium density of the color you would like to adjust within a range of 1 to 4 in the Color Balance Details option This adjustment will have an effect only on printing on the Windows PCL6 PS3 or XPS emulation printer driver This adjustment cannot be performed on a Macintosh printer driver Initially set 4 and check the printout After changing the option on the printer driver print ...

Page 204: ... K will look much clearer if the amount of the C cyan toner used is larger than the M magenta or Y yellow toner Remember that adjusting the density of K black does not affect the hue of the black text if all color toners are used to print the text Color to adjust PDL Halftone 05 code Subcode Recommended value Acceptable value range Default Smooth 05 8058 0 1 2 PCL6 Detail 05 8062 0 1 2 Smooth 05 8...

Page 205: ...e varies according to the area where the density is adjusted Refer to the table below and set the subcode for the area to be adjusted Subcode Area where the density is adjusted 0 Low density area 1 Medium density area 2 High density area Note This adjustment changes the values set in the MFP Therefore it will affect every user who uses the printer by connecting it to the MFP After the adjustment t...

Page 206: ...100 black on the application is not defined as 100 black on the saved PDF file A small percent of color data is defined Eventually all color toners C M Y and K will be used to print it If printing is performed on a PCL6 printer driver print data are captured as RGB data If black text is defined as 100 black CMY 0 K 100 for CMYK data on a PDF file it will not be converted into 100 black RGB 0 for R...

Page 207: ...le from among the Simulation Profile options Select the profile to use for the Monitor Simulation in order to print RGB data and the one to use for the Ink Simulation in order to print CMYK data from among the Simulation Profile options 4 Move the cursor over the data to check the color definition Then the color calibration will be displayed in percentage on Separations 4 3 3 Printer specific Adju...

Page 208: ...hick or the surface may be rough and the amount of toner used may be insufficient Adjust the limit value of the maximum amount of toner used in order to avoid a toner fixing problem This adjustment does not affect a single color of C M Y and K or bright colors such as red and green Procedures The service technician must perform all adjustments This adjustment will have an effect only on Auto or Co...

Page 209: ...28 Subcode Paper type 0 Plain paper 2 Recycled paper 3 Thick 1 4 Thick 2 5 Thick 3 6 Thick 4 7 Special 1 8 Special 2 9 OHP Set the value in increments of approximately 30 while checking the printouts until the optimum value is obtained Precautions after the completion of the adjustment The adjustment may possibly cause dark areas such as shades on photo images to look unnaturally faint Therefore c...

Page 210: ...ample of using Customer Color Settings if Presentation is selected as the base type from among the Image Quality Type options the procedure below is to set a larger value for the Middle density of the color in the Color Balance Details option and register the name of Draft agenda 1 Open the property page of the printer driver in the Printers and Faxes folder Press the Setting button in the Image Q...

Page 211: ...asic tab in the Setting option Use steps a to c to register the name a Mark the Save Current setting as checkbox in the Custom Color Settings option b Enter an optional name in the Name option c Select the type you would like to use as the base one from among the Image Quality Type options in Original Image Quality Type PCL6 PS3 XPS a b c 3 Printer specific Adjustments ...

Page 212: ...entation is displayed in the background as illustrated below Precautions after the completion of the adjustment The Custom Color Settings indicate a condition where the default setting has been changed Adjusting the values in detail in the Setting option allows the user to register the desired print image quality Remarks The checkbox in the Custom Color Settings option will be effective only if yo...

Page 213: ...olor print mode option in order to change colored text and lines on full color original and print out the original The Twin color print mode particularly affects originals containing clear text and lines It does not affect originals where gradations of photo images are required Procedures The procedure to use varies depending on whether To Adjust Colors To Adjust the Sharpness or To Print a Full C...

Page 214: ...n Color from among the Color options on the printer driver For Windows Open the property page of the printer driver Select Twin Color from among the Color options in the Basic tab Press the Details button Select the color to be used for the area other than black from among the Color options PCL6 PS3 XPS 3 Printer specific Adjustments ...

Page 215: ...OS Menu 10 2 x Printer Features Ö Feature Sets Color settings 1 Ö Color Type 10 3 x 10 4 x 10 5x Color Settings 1 Ö Color Type After selecting these options print and check the print image quality If further image quality adjustments are still necessary the service technician must use the next procedure according to the image quality problem the user has To obtain a shaper or softer print image Go...

Page 216: ...inting Open the property page of the printer driver Press the Setting button in the Image Quality tab Change the option in the Color Balance tab Set the value while checking the printouts until the optimum value is obtained Color Balance tab Change the All Colors or Each Color option To make detailed setting you can set it by marking Detail checkbox Same as Auto color or Full color mode PCL6 PS3 X...

Page 217: ...ee the PS3 row in the table below Color to adjust PDL Halftone 05 code Subcode Recommended value Acceptable value range Default Smooth 05 8058 0 1 2 PCL6 Detail 05 8062 0 1 2 Smooth 05 8050 0 1 2 PS3 Detail 05 8054 0 1 2 Smooth 05 8042 0 1 2 Y Yellow XPS Detail 05 8046 0 1 2 Smooth 05 8059 0 1 2 PCL6 Detail 05 8063 0 1 2 Smooth 05 8051 0 1 2 PS3 Detail 05 8055 0 1 2 Smooth 05 8043 0 1 2 M Magenta ...

Page 218: ...ral Photograph Presentation Line Art Black and White Twin Color Text Detail Detail Detail Detail Detail Detail Graphic Illustration line etc Smooth Smooth Smooth Detail Smooth Smooth Image Photograph etc Smooth Smooth Smooth Detail Smooth Smooth The subcode varies depending on the area where the density is adjusted Refer to the table below and set the subcode for the area to be adjusted Subcode Ar...

Page 219: ...ct Twin Color from among the Color options on the printer driver For Windows Open the property page of the printer driver Select Twin Color from among the Color options in the Basic tab Press the Details button Select the color to use for the area other than black from among the Color options PCL6 PS3 XPS 3 Printer specific Adjustments ...

Page 220: ...he printer driver For Windows Open the property page of the printer driver Press the Setting button in the Image Quality tab Set the value for Sharpness within a range of 4 to 4 or to OFF in the Image Attribute tab The value OFF of sharpness intensity adjustment is positioned as shown below PCL6 PS3 XPS 3 Printer specific Adjustments ...

Page 221: ...values for codes 8213 to 8215 to adjust the boundary between black and colors other than black As the set value is increased the area of CHANGE BLACK TO will become larger On the other hand if the value is decreased the area of SECOND COLOR will become larger Apply to 05 code Recommended value Acceptable value range Default Text 8213 8 Graphics 8214 1 Image 8215 Increase the set value to enlarge t...

Page 222: ...he Auto color mode and stored in the e Filing box Scan to Box it is stored with binary data with reference to a threshold value This may make a dark area blurred and a light area eliminated Adjust the threshold value in order to clearly store the black and white original in the Auto color mode Please remember that the e Filing functions are available only on the Windows platform and not on the Mac...

Page 223: ...he Auto color mode 2 Select HIGH QUALITY from among the IMAGE QUALITY FOR BLACK options to store the black and white original in the Gray scale mode Use steps a to d to select the IMAGE QUALITY FOR BLACK option a Press the USER FUNCTIONS button on the Control Panel to enter the User Functions menu b Press the USER tab c Press the SCAN button d Press the HIGH QUALITY button in the IMAGE QUALITY FOR...

Page 224: ...ected on a job by job basis The file size significantly varies depending on the selected data compression rate When LOW is selected from among the compression rate options the file size will be 2 to 3 times larger than the one when HIGH is selected When storing the original if a higher priority is given to file size reduction than the image quality change the compression rate Please remember that ...

Page 225: ... from among the compression rate options and scan the original The user may want to select a compression rate depending on the type of original or purpose of the image stored In this case it is recommended to utilize the template Initially select the desired compression rate in the template and recall it as necessary This facilitates changing the compression rate on a job by job basis For further ...

Page 226: ...or photo images is copied in the Full color mode with the Photo mode selected and stored in the e Filing box Copy to Box moiré is likely to occur on the photo images It may also occur when it is copied on paper But it will be more enhanced if it is stored as image data Select the Printed image mode from among the original mode options in order to store full color photo images while minimizing moir...

Page 227: ...ge the original mode setting according to the type or the purpose of the original to be scanned First you must register the original mode settings as a template then use it as required so that you will be able to switch the original mode easily For how to use templates or details about templates refer to the Copying Guide and the TopAccess Guide To Change Default Original Mode on Touch Panel Use s...

Page 228: ...ing box looks different in the color balance from the original The color balance of the image stored is closely matched with that of the original Downloaded Displayed on the computer monitor Print to Box e Filing box Client PC Stored Downloaded Displayed on the computer monitor Print to Box e Filing box Client PC Stored Original image Photograph Original image Photograph Image Quality Type Photogr...

Page 229: ...e of the image stored with that of the original Please remember that the e Filing functions are available only on the Windows platform and not on the Macintosh or UNIX platform Procedures Both the service technician and the user can perform all adjustments This adjustment will have an effect only on the image stored in the Auto mode or the Color mode 1 Open the property page of the printer driver ...

Page 230: ...izing moiré Procedures You can start with any of the procedures But it is recommended to perform the procedures in order as listed below You can use one procedure in conjunction with another But if this changes the image quality more than required or loses the effectiveness of the adjustment restore the settings made in the previously used procedure to the original ones Then use other procedures B...

Page 231: ...o decrease the sharpness intensity After adjusting the sharpness intensity scan and store the original Then print and check the print image quality With the sharpness intensity set to the minimum if moiré still occurs use other procedures 4 Enter adjustment mode 05 Change the values for codes 1086 to 1088 and 843 to adjust the sharpness intensity in the scanning functions This adjustment will have...

Page 232: ...e stored in the e Filing box is downloaded to a PC and then printed out the image data conversion may diminish the image quality If the image is printed out directly from the e Filing box the image quality will be maintained e Filing box Client PC Print Print data e Filing box Copy to Box Print to Box Print data Stored Stored Stored Copy to Box Print to Box Print data Downloaded Converted into RGB...

Page 233: ...Filing box Scan to Box or Fax to Box download it to the client PC once select the desired Image Quality Type option on the printer driver and print it out rather than printing it out directly from the e Filing box Then the image may be finely printed For further information regarding how to print full color images scanned and stored refer to 4 8 To Finely Print Color Images Scanned and Stored Prec...

Page 234: ...ing downloaded to a PC This may diminish the image quality The original is stored as RGB data by Scan to Box This can avoid unnecessary data conversion As a result the image quality can be maintained Downloaded Converted into RGB Copy to Box Print data e Filing box Client PC Stored Stored and edited Downloaded RGB data Scan to Box RGB data e Filing box Client PC Stored Stored and edited Displayed ...

Page 235: ...quality may be diminished To store a full color original and display it on the computer monitor while minimizing image degradation scan and store it in the e Filing box Scan to Box This allows it to be stored as RGB data Please remember that the e Filing functions are available only on the Windows platform and not on the Macintosh or UNIX platform Procedures Both the service technician and the use...

Page 236: ... is selected printing may be performed with image processing not suitable for the stored data When the printing image mode suitable for the stored data is selected the data can be printed finely with optimal image processing e Filing box Print Converted into print data e Filing box Scan to Box RGB data Stored Stored Scan to Box RGB data Ex Printing image mode Photo Ex Printing image mode Presentat...

Page 237: ...t in the e Filing box For further information regarding how to scan and store images refer to the Operator s Manual for e Filing Guide and Scanning Guide 2 Select a printing image mode suitable for the stored image Use steps a to d to change the printing image mode a Press the USER FUNCTIONS button on the Control Panel to enter the User Functions menu b Press the USER tab c Press the E FILING butt...

Page 238: ... color photos while avoiding Moiré Copy to Box Displaying on a computer monitor 4 4 To match the color balance of the scanned image to that of the original Print to Box Displaying on a computer monitor 4 5 To scan and print originals while avoiding Moiré Scan to Box Printing on paper 4 6 To print images stored in e Filing boxes more clearly Copy to Box Print to Box Printing on paper 4 7 To scan im...

Page 240: ...ding the Auto color mode or the Gray scale mode Procedures You can start with any of the procedures But it is recommended to perform the procedures in order as listed below You can use one procedure in conjunction with another But if this changes the image quality more than required or loses the effectiveness of the adjustment restore the settings made in the previously used procedure to the origi...

Page 241: ...justment while checking the scanned in image quality The table below shows you the correlation between a resolution and file size The ratio of the file size may vary depending on the type of original Therefore use the table below just for your reference The file size in a resolution of 200 dpi is 1 Resolution File size ratio 200 dpi 1 300 dpi Approx 2 400 dpi Approx 3 600 dpi Approx 8 If the resol...

Page 242: ...mode and the Black mode Procedures You can start with any of the procedures But it is recommended to perform the procedures in order as listed below You can use one procedure in conjunction with another But if this changes the image quality more than required or loses the effectiveness of the adjustment restore the settings made in the previously used procedure to the original ones Then use other ...

Page 243: ...d density in the Full color mode when the Background Adjustment indicator is set to the center Then if the background density of the center value is changed each step of the indicator will be changed accordingly For instance if the center value is decreased by 5 lighter the value of each step of the indicator will also be decreased by 5 lighter Precautions after the completion of the adjustment Th...

Page 244: ...arly printed out Explanation If an original is scanned in the Black mode a difference in the density level of the halftones cannot be accurately scanned As a result it may become blurred in black or grained Scan a black and white original in the Gray scale mode in order to scan and print it out in black and white more clearly Procedures Both the service technician and the user can perform all adju...

Page 245: ...olor mode and file size is as described below The ratio of the file size may vary depending on the type of original Therefore use the description below just for your reference Ratio of the file size in the Black mode to the Gray scale mode If the file size in the Black mode with the Text mode selected is 1 it will be increased to approximately 7 times in the Gray scale mode If the file size in the...

Page 246: ... be maintained while the file size is being reduced Change the resolution original mode or compression rate or perform the background adjustment in order to minimize the file size of the scanned in image The e STUDIO2330C 2820C 2830C 3520C 3530C 4520C offers the Slim PDF function This will diminish the image quality but reduce the file size to approximately 1 8 to 1 10 compared to the scanned in i...

Page 247: ...an the original and check the scanned in image quality If further image quality adjustments are still necessary use other procedures 2 When scanning the original press the COMMON SETTING button on the Control Panel Select TEXT from among the original mode options Perform this adjustment only if a black and white original containing no photo images is scanned or if degradation in the photo image qu...

Page 248: ...de 8304 to change the JPEG compression ratio Compression ratio 08 code Subcode Recommended value Acceptable range value Default High quality 0 Standard 1 Low quality 08 8304 2 Set a value smaller than 128 for higher compression ratio Set a value larger than 128 for lower compression ratio 0 to 255 128 Precautions after the completion of the adjustment The table below shows you the correlation betw...

Page 249: ...o enter the User Functions menu b Press the USER tab c Press the SCAN button d Press the Next button several times to display the screen to change the default value in the desired Color mode e In the RESOLUTION ORIGINAL MODE COMPRESS and or BACKGROUND ADJUSTMENT option press the desired button to change the default The default resolution can be selected on a color mode basis Full color mode includ...

Page 250: ...blurred when scanned in JPEG or PDF If the original is scanned in Slim PDF the image quality may be further diminished Complicated originals such as tables or maps containing lines or small sized text Originals where stable image quality is required such as critical documents 1 When scanning the original press the SLIM PDF button on the Control Panel After adjusting the original in Slim PDF scan t...

Page 251: ...Rotation option to turn the original After changing the Image Rotation option scan the original and check the scanned in image quality If further image quality adjustments are still necessary use the next procedure b When scanning the original press the COMMON SETTING button on the Control Panel Press the button to decrease the sharpness intensity Decrease the sharpness intensity by 1 step from th...

Page 252: ...fore the adjustment After the adjustment The image looks too soft and blurred The edges are enhanced The image looks sharp Explanation Adjust the sharpness intensity in order to sharply scan the soft and blurred original This adjustment will have an effect on the image scanned in all color modes Full color Gray scale Black and Auto color 5 Scanning specific Adjustments ...

Page 253: ...nal and check the scanned in image quality With the sharpness intensity set to the maximum if further image quality adjustments are still necessary the service technician must use the next procedure 2 Enter adjustment mode 05 Change the values for codes 1086 to 1088 and 840 to 843 to adjust the sharpness intensity Color mode Original mode 05 code Recommended value Acceptable value range Default Te...

Page 254: ...tched with the original hue Explanation When a full color original is scanned black is not dark enough compared to the original In general the scanned in image is likely to become less dark Finely adjust the black density of the scanned in image in order to darken black and closely match it with the original hue This adjustment will have an effect only on the image scanned in the Full color mode i...

Page 255: ...mage Color mode Original mode 05 code Recommended value Acceptable value range Default Text 05 1075 Printed image 05 1076 Full color Photo 05 1077 Set a value larger than 0 0 to 4 0 Setting 0 provides the lightest black while setting 4 the darkest Precautions after the completion of the adjustment The adjustment may possibly provide the extremely dark background Therefore carefully perform the adj...

Page 256: ...ion is increased Explanation When an original is scanned in the Black mode or the Gray scale mode changing the scan density according to density area low medium or high density area allows a user to adjust the reproducibility of halftones gradation Adjust the gamma curve balance in order to change the gradation depending on the type of original or at a user s request This adjustment will have an e...

Page 257: ...ity Set a value larger than 128 to increase the density 0 to 255 128 Set the value in increments of approximately 20 while checking the scanned in image until the optimum value is obtained The subcode varies according to the area where the density is adjusted Refer to the table below and set the subcode for the area to be adjusted Subcode Area where the density is adjusted 0 Low density area 1 Med...

Page 258: ...Auto color mode selected select the existing original mode or e document mode option where the value has been adjusted to identify whiteout areas as reference original mode This adjustment will have an effect only on the image scanned in the Black mode or the Full color mode including the Auto color mode Procedures Perform the adjustment in accordance with the procedures below Only the service tec...

Page 259: ...55 128 05 8334 Range correction adjustment Automatic density adjustment 1 05 8365 Range correction adjustment Manual density adjustment 0 to 1 0 05 8370 Background adjustment 0 to 50 50 05 8371 Fine adjustment of black density 0 to 4 0 05 8372 RGB conversion method selection 0 to 3 0 05 8373 Saturation adjustment 128 05 8375 Sharpness adjustment 128 05 8380 Manual density adjustment center value 1...

Page 260: ...ATION All rights reserved 5 21 3 When scanning the original press the COMMON SETTING button on the Control Panel Select Custom from among the original mode options Precautions after the completion of the adjustment Nothing in particular 5 Scanning specific Adjustments ...

Page 262: ...2330C 2820C 2830C 3520C 3530C 4520C 2008 TOSHIBA TEC CORPORATION All rights reserved 5 2 Company names and product names in this manual are the trademarks or registered trademarks of their respective companies ...

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