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Critical Link

Océ

User’s 
Guide

VarioLink 3550p
VarioLink 3550pd

Summary of Contents for VarioLink 3550p

Page 1: ...Critical Link Oc User s Guide VarioLink 3550p VarioLink 3550pd...

Page 2: ...m Trademark Information Adobe the Adobe logo PostScript PostScript 3 and the PostScript logo are trademarks of Adobe Systems Incorporated Apple Macintosh MacOS AppleTalk EtherTalk and TrueType are reg...

Page 3: ...s down due to external shocks or if the power is accidentally cut off in a manner not following the methods listed in manuals or other documentation Oc is not responsible for such data loss and any co...

Page 4: ...ith the assumption that you are familiar with the basic knowledge and way of operating your computer environment and the network environment In this manual safety instructions are described with the f...

Page 5: ...nal information on operations or features Refer to Indicates reference sources 3 The following conventions are used in this guide Refer to xxx The cross reference is within this guide Refer to YYY The...

Page 6: ...amples of items that may be illegal to copy or print in your country Currency Banknotes and checks Bank and government bonds and securities Passports and identification cards Copyright material or tra...

Page 7: ...on Envelopes 19 Printing on Transparencies 20 Printing on Custom Size Paper Long Paper 22 Print Confidential Document Secure Print 25 Proof Print Print After Checking Printing Result 27 Print at a Spe...

Page 8: ...94 When Problems Occur 98 When the Print Quality is Poor 104 Message List 108 Network Related Troubles 112 Mail Related Troubles 117 Daily Care 118 Replacing the Drum Toner Cartridge 118 Printing Rep...

Page 9: ...o prevent the interior of the printer from heating up 4 Paper meter A meter to check the amount of remaining paper Attached to the 550 tray 5 Tray 1 Sets the 150 tray 6 Tray 2 Sets the 550 tray 7 Powe...

Page 10: ...r cord 11 Parallel connector For connecting the parallel cable 12 Network connector For connecting the network cable when connecting this printer to the network for use 13 USB connector For connecting...

Page 11: ...printed side facing up 4 Duplex unit Cover C Enables 2 sided printing When paper is jammed inside the duplex unit it is described as cover C 5 Rear output tray lever When the rear tray has been instal...

Page 12: ...oner and the photosensitive drum 3 Cover A Open this when replacing the drum toner cartridge and removing jammed paper 4 Fuser unit Fixes the toner on the paper Do not touch this when using the printe...

Page 13: ...sages 5 ATTENTION indicator When the light is on there is a malfunction in the printer 6 On Line button Press to enter the off line status When in the off line status the machine cannot receive data o...

Page 14: ...Print screen appears when the machine is printing or waiting for data The following contents are shown on the screen Menu Screen Screen for configuring settings related to the printer This screen app...

Page 15: ...eriod When the printer is ready for printing Online will be displayed Important If error message is displayed refer to Message List alphabetical order on page 107 on how to fix it Switching Off the Po...

Page 16: ...5 to 60 minutes respectively Consumption of power during the sleep mode is 10 W or less and the time required to exit from the sleep mode to a print ready status is about 10 seconds Note You can also...

Page 17: ...control panel However pages being printed at the moment will continue to be printed Cancelling Print Jobs at the Computer Double click the printer icon at the bottom right of the taskbar in Windows Fr...

Page 18: ...manually set the item For paper size and paper type settings you must configure them at the control panel beforehand Even if you change the settings here they will not be reflected on the printer its...

Page 19: ...ter display the printer properties dialog box to set the necessary items For details on each item and how to set them refer to the Online Help for the printer driver Important If the paper tray inform...

Page 20: ...to print on envelopes is as follows Loading Envelopes You have to close the flaps of the envelopes and load them with the address side facing up in the orientation shown in the diagram below The foll...

Page 21: ...ng Custom Paper Sizes on page 47 Printing on Envelopes To print on envelopes display the Tray Output tab and Basic tab This section explains the procedure using WordPad on Windows XP as an example Not...

Page 22: ...Print menu click the Setup tab This section explains the procedure using WordPad on Windows XP as an example Note The way to display the printer properties dialog box differs according to the applicat...

Page 23: ...rinter are as follows Loading Custom Size Paper The way to load custom size paper with the long edge shorter than 356 mm in trays 1 to 4 is the same as loading standard size paper For details refer to...

Page 24: ...paper tray completely into the printer Setting Custom Paper Sizes Before printing set the custom size on the printer driver You have to configure the settings on the control panel too when loading cu...

Page 25: ...viously stored custom size from the list or you may add an additional custom size 5 To add a new custom size A Select paper feed options B Select Custom Size C In the Name Field Type a name for your c...

Page 26: ...ect Print 2 Select this printer as the printer to be used and click Preferences 3 Click the Setup tab 4 Select the appropriate tray from Source 5 From Paper Size select the size of the original docume...

Page 27: ...rinter you can print the job from the printer control panel without sending it from the computer again and again Note You can select whether to delete the print data after printing For details refer t...

Page 28: ...ins the procedure to print data stored in the printer by Secure Print Note You can also delete without printing secure print data stored in the printer Refer to Print Jobs Menu on page 55 1 Press the...

Page 29: ...ies in the hard disk or compact flash print out only the first set to check the print result and if satisfactory print the remaining copies from the control panel Configuring Proof Print The procedure...

Page 30: ...ic characters 7 Click OK 8 Click Print in the Print dialog box to start printing At the Control Panel This section explains the procedure to print and delete data stored in the printer by Proof Print...

Page 31: ...nd you back up your data Registering Timed Job The procedure to configure Delayed Print is as follows This section explains the procedure using WordPad on Windows XP as an example The procedure is the...

Page 32: ...til all four digits of the password are displayed 5 Press the SELECT button 6 Press the or button until the required document is displayed and then press the button 7 To delete job press the Cancel bu...

Page 33: ...rinted PDF files that can be printed are those created by Adobe Acrobat 4 and Adobe Acrobat 5 except one part of the features added by PS 1 4 Note You may not be able to print some PDF files directly...

Page 34: ...00 Windows XP Printing PDF File The following specification on the computer is an example of using lpr command to print PDF file Note indicates space Example Printing a event pdf file with a printer I...

Page 35: ...nts and TIFF or PDF attachments can be done from this printer This feature is known as E mail Printing Important It is recommended that you back up your data A E Mail B Prints automatically Environmen...

Page 36: ...nting of PDF Files P 33 Sending E mails This section explains how to send e mails from the computer to the printer using Outlook Express as an example 1 Create mail contents using your mailing softwar...

Page 37: ...provider exists and the user is not always connected to the network a telephone charge will be incurred every time this printer retrieves data regularly from the mail server Connect the printer to an...

Page 38: ...used on this printer are as follows When printing on paper that is commonly sold use the types of paper in the following table However it is recommended to use paper in the next category standard pape...

Page 39: ...may lead to paper jams To ensure printing is correctly done select the correct paper size paper type and paper tray The printed image may fade due to moisture such as water rain or vapor For details c...

Page 40: ...64 g m2 17 lb Plain Medium weight paper for internal distribution and general office use XEROX 4024 75 g m2 20 lb Plain Medium weight paper for internal distribution and general office use XEROX 4200...

Page 41: ...refer to Printing P 19 Paper name Paper type Paper characteristics and caution on usage Transparencies XEROX P N 3R2780 XEROX P N JE 001 XEROX P N 3R91334 3M P N CG3300 Transparency Transparency with...

Page 42: ...color printing Wrinkled folded or torn paper Wet paper Curled paper Paper with static electricity Adhesive paper Paper with special coatings Treated colored paper Paper using ink that will run at a t...

Page 43: ...storing paper Store paper in the following locations Temperature of 10 30 C with a relative humidity of 30 65 After opening a ream of paper use the original cover sheets to wrap up the paper not used...

Page 44: ...ace the paper tray on a flat surface and remove the lid if installed 2 If the base plate of the paper tray is raised push it down 3 When loading paper longer than A4 size slide the left and right lock...

Page 45: ...lace the paper will not be properly fed and this may cause paper jams 7 Close the lid of the paper tray and push the tray completely into the printer Important The lid of the tray must be firmly close...

Page 46: ...e criteria tray 1 will be selected Note If there are no paper trays that match the automatic tray selection an error message prompting for replenishment of paper will be displayed You can configure th...

Page 47: ...step below This printer will automatically detect the size and orientation of the loaded paper 1 Press the MENU button to display the Menu screen 2 Press the or button until Media Menu is displayed t...

Page 48: ...r may not fuse properly on the paper resulting in dirty and poor quality printouts Changes in paper type settings on the printer driver are not reflected in this printer Refer to Paper sizes that can...

Page 49: ...ress the or button until Media Type is displayed then press the button 3 Press the or button until Tray X Media Type is displayed X the tray number you wish to set Then press the button 4 Press the or...

Page 50: ...computer LCD display Displays the setting items machine status and messages ATTENTION indicator When the light is on there is a malfunction in the printer On Line button indicator Press to enter the o...

Page 51: ...ettings when you are in the menu system The display contains two lines of text each with a maximum of sixteen characters Menu Screen Screen for configuring settings related to the printer This screen...

Page 52: ...Menu PCL Emulation FX Emulation Parallel Menu Serial Menu USB Menu Network Menu Sys Adjust Menu Date Time Menu Maintenance Menu Usage Menu Flash Menu Disk Menu Comp FLASH Menu Job Accounting Spooling...

Page 53: ...ation Menu Print Menu Map is displayed on the first line and Execute is on the second line of the display 5 Press the button to display Print PCL Fonts on the first line of the display 6 Press the but...

Page 54: ...Jobs Menu Information Menu Print Menu Media Menu Sys Config Menu PCL Emulation FX Emulation Parallel Menu Serial Menu USB Menu Network Menu Sys Adjust Menu Date Time Menu Maintenance Menu Usage Menu F...

Page 55: ...position 6 Repeat steps 4 5 until all four numbers are correct 7 Press the SELECT button to enter the submenu 8 All the jobs associated with your password will be available Use the or buttons to scrol...

Page 56: ...lowing table to access and change the printer information settings Submenus Procedure for Changing Setting Print Menu Map This function allows you to print the menu map Press SELECT to print the Menu...

Page 57: ...submenu allows you to change the number of copies printed 1 Numbers 1 999 Press or buttons to increase or decrease the number of copies printed Press SELECT to save this setting Duplex This submenu a...

Page 58: ...Density This submenu allows you to set the print density 5 1 to 7 Press or buttons to increase of decrease the setting Press SELECT to save this setting Toner Save Mode This submenu allows you to set...

Page 59: ...Setting Tray1 Auto Sense This submenu allows you to set the Paper size auto sense feature on or off On On Off Press or button to toggle on or off Press SELECT to save the selected size Tray1 Paper si...

Page 60: ...a type Plain Plain Transparency Prepunched Letterhead Colored Preprinted Bond Label Card Stock Postcard Envelope Other Thick 1 Thick 2 Press or button to scroll through the available media types Press...

Page 61: ...pe Monarch Envelope Legal A4 Press or button to scroll through the available sizes Press SELECT to set a paper size Tray4 Media Type This submenu allows you to set the media type Plain Plain Transpare...

Page 62: ...dimension Tray2 X Dimen Sets the paper width 8 50 in 216mm 3 88 8 50 in 98 6 216mm Press or button to select the X dimension Press SELECT to set dimension Tray2 Y Dimen Sets the paper length 11 00 in...

Page 63: ...etting Power Save Time This submenu allows you to change the time in minutes when the printer enters the Power Saver Mode 15 1 to 999 Press or buttons to select the number of minutes Press SELECT to s...

Page 64: ...inue and Stop Press SELECT to save this setting Jam Recovery On On Off Press or buttons to toggle between On and Off Press SELECT to save this setting Language This submenu sets the default language f...

Page 65: ...rce Internal Internal Compact Flash User Flash Disk Drive Press or buttons to scroll through the selections Press SELECT to save the selection Font No This submenu allows you to set the font number 50...

Page 66: ...equals either a carriage return alone or a carriage return and a line feed together CR CR CR LF Press or buttons to toggle between CR and CR LF Press SELECT to save the selection LF function This sub...

Page 67: ...table to access and change the FX Emulation settings Submenus Default Setting Available Settings Procedure for Changing Setting Character Pitch This submenu allows you to choose the Characters Per In...

Page 68: ...selection Top Position This submenu allows you to shift the image down in 0 1 inch increments 0 inch 0 inch 0 1 inch 0 2 inch 1 0 inch Press or buttons to scroll through the selections Press SELECT to...

Page 69: ...submenu Use the procedures in the following table to access and change the Parallel Menu settings Submenus Default Setting Available Settings Procedure for Changing Setting Parallel This submenu allow...

Page 70: ...s and change the Serial Menu settings Submenus Default Setting Available Settings Procedure for Changing Setting Serial Enable Enable Disable Press or buttons to toggle between Enable and Disable Pres...

Page 71: ...On Press or buttons to toggle between Off and On Press SELECT to save the selection RTS On1 Off1 Off Off On Press or buttons to toggle between Off and On Press SELECT to save the selection RTS Error O...

Page 72: ...ECT to save the selection RTS Polarity High High Low Press or buttons to toggle between High and Low Press SELECT to save the selection Robust XON Off Off On Press or buttons to toggle between Off and...

Page 73: ...ss the or buttons to move through the submenus 5 Press the button to enter the submenu Use the procedures in the following table to access and change the USB Menu settings Submenus Default Setting Ava...

Page 74: ...submenus 5 Press the button to enter the submenu Use the procedures in the following table to access and change the Network Menu settings Submenus Default Setting Available Settings Procedure for Cha...

Page 75: ...ove to the next set Repeat the procedure for each set of numbers When the last set of numbers is set press SELECT to save the IP address Gateway Address user specified user specified The first set of...

Page 76: ...tting Auto Negotiate Auto Negotiate 10 Base T Full 10 Base T Half 100 Base T Full 100 Base T Half Press or buttons to scroll through the selections Press SELECT to save the selection PS Protocol ASCII...

Page 77: ...Submenus Default Setting Available Settings Procedure for Changing Setting Tray1 X Adjust This submenu fine adjusts the registration in the X axis 8 0 to 15 Press increase number to move the image to...

Page 78: ...decrease number to move the image to the up Press SELECT to save the selection Tray4 X Adjust This submenu fine adjusts the registration in the X axis 8 0 to 15 Press increase number to move the imag...

Page 79: ...in the selected position Press the to select the digit and move to the next position Press SELECT after changing the last digit to save this setting PCL Tray2 ID PCL escape sequence parameter value 00...

Page 80: ...digit to save this setting PCL Auto ID PCL escape sequence parameter value 0007 0000 to 9999 Press or buttons to increase or decrease the digit in the selected position Press the to select the digit a...

Page 81: ...ure for Changing Setting Month This submenu allows you to set the current month Current month January thru December Press or to scroll through the months Press SELECT to set the month Day This submenu...

Page 82: ...his submenu allows you to set time for a different time zone in hours 0 12 through 12 Press or to scroll through the offset selections Press SELECT to set the offset hours GMT Offset Mins This submenu...

Page 83: ...tenance menu 4 Press the or buttons to move through the submenus 5 Press the button to enter the submenu Use the procedures in the following table to access and change the Maintenance Menu settings Su...

Page 84: ...u Use the procedures in the following table to display the Usage Menu sttings Submenus Example Available Settings Procedure for Changing Setting Page Count 123456 Press SELECT to display the total pri...

Page 85: ...ata was stored is overwritten by random data When set to OFF the data is deleted Press or to toggle between On or OFF Press SELECT to save the selection Print This selection will read the selected fil...

Page 86: ...data was stored is overwritten by random data When set to OFF the data is deleted Press or to toggle between On or OFF Press SELECT to save the selection Print This selection will read the selected fi...

Page 87: ...a was stored is overwritten by random data When set to OFF the data is deleted Press or to toggle between On or OFF Press SELECT to save the selection Print This selection will read the selected file...

Page 88: ...ter the Job Accounting Menu 4 Press the or buttons to move through the submenus 5 Press the button to enter a submenu Use the procedures in the following table to access and change the Job Accounting...

Page 89: ...er a submenu Use the procedures in the following table to access and change the spooling settings SubMenu Default Settings Available Settings Procedure for Changing Setting Start Spooling The spooling...

Page 90: ...or Compact Flash Press to enter the location Press or to select the file Press SELECT to delete the file Destination The spooling feature allows print jobs to be automatically spooled to the Flash mem...

Page 91: ...ause injuries or burns Switch off the machine immediately and contact your dealer or service Following the message on the control panel open the cover and remove the jammed paper If paper is torn chec...

Page 92: ...cover A to their original positions Note When the optional offset catch tray is installed close cover A first before returning the tray to its original position If you continue to print with the offse...

Page 93: ...er 1 Push the paper trays completely back into the printer 2 Open and close cover A Doing this will clear the error message Cover B Remove the rear tray when opening the back cover Raise the lever as...

Page 94: ...VarioLink 3550p Series User s Guide 94 Cover C Duplex unit Remove the rear tray when opening the back cover Push up the lever shown in the diagram to open the cover Cover D Offset catch tray...

Page 95: ...lter the machine configuration or modify any parts An unauthorized modification can cause smoke or fire Note Information on incorrect print processing will be stored in the Error Log When no print pro...

Page 96: ...rd disconnected or not securely connected Switch off the power of the printer and connect the power cord to the power outlet again Then switch on the power to the printer Setup Guide Connecting the Po...

Page 97: ...tion are you using a computer that supports bi directional communication By default the bi directional communication setting of the printer is set to Enable If the computer is not responding to bi dir...

Page 98: ...ror message or error code switch off the power pull out the power plug from the outlet and then contact service Although no print job is sent the message Printing is displayed on the control panel whe...

Page 99: ...printed To forcibly print the job press the ON LINE button to set the printer in off line mode then press the FEED SELECT button After the job has been printed press the ON LINE button again to return...

Page 100: ...ab Changing the setting to 600dpi will shorten the print time Online Help for the printer driver Printing with TrueType fonts may take up printing time Change the printing method for TrueType fonts in...

Page 101: ...aper P 38 Is the paper tray set correctly Push the paper tray completely into the printer Is the printer placed on a flat location Place the printer on a stable surface Setup Guide Safety Notes Are th...

Page 102: ...o their original positions Strange noise Is the printer placed on a flat location Place the printer on a stable surface Setup Guide Safety Notes Is cover A open Close cover A securely Is the paper tra...

Page 103: ...per is damp Replace with paper from a new ream Loading Paper in a Paper Tray P 44 The drum toner cartridge is defective damaged or there is no more toner inside the cartridge Replace with a new drum t...

Page 104: ...able Load the correct type of paper Usable Paper P 38 The drum toner cartridge is defective or damaged Replace with a new drum toner cartridge Replacing the Drum Toner Cartridge P 118 Printed image sm...

Page 105: ...r cartridge is defective damaged or there is no more toner inside the cartridge Replace with a new drum toner cartridge Replacing the Drum Toner Cartridge P 118 Spots of missing text This may be due t...

Page 106: ...uide and the right width guide in the correct positions Loading Paper in a Paper Tray P 44 Transparencies and envelopes are not printed clearly The type of transparency or envelope loaded cannot be us...

Page 107: ...LINE command Bad PAGE Cmd Format error on PAGE command Bad PORT Cmd Format error on PORT command Bad Target Str TARGET string format error Bad TEntry CMD Unrecognized Target Entry command Call Servic...

Page 108: ...Failure File Error Status display for File Error xx where xx is error code File Not Found Could not find a filter configuration file Filter Error Displayed on line 1 detail of error on line 2 Firmwar...

Page 109: ...k Interface error code Net1 Error yy NVRAM Failure NVRAM failure message Offset Tray Optional face down output tray offset capable Offset Tray Fail Error message displayed for Offset Tray Unit Failure...

Page 110: ...centage received Remove Paper A help message to removed paper Replace EP Cart A help message to replace the EP Cartridge ROS Failure Error message displayed for ROS failure SELECT to Format User promp...

Page 111: ...rage User FLASH Error Displayed when unformatted disk detected Waiting Printer has completed processing data but has not detected end of job Warming Up Displayed when printer is Warming Up Write Statu...

Page 112: ...nected to different networks Check with your network system administrator to verify that the network connecting the computer and that connecting the printer are linked by a router or a gateway Connect...

Page 113: ...sufficient disk capacity of the computer Unable to print SpoolError is displayed Double click My Computer and right click the disk example C drive installed with Windows 98 Windows Me Select Propertie...

Page 114: ...apacity of LPD Spool and compare it with the print data which was sent in the single print instruction 1 If a single file of print data has exceeded the upper limit of the memory capacity divide the f...

Page 115: ...layed throughout the Web browser Wait for a while as instructed If the problem persists refresh the Web browser If nothing happens check if the printer is working properly The Refresh button is not wo...

Page 116: ...the Submit button prompts messages such as no data or the server has returned invalid or unrecognizable response Are the user name and password correct Enter the correct user name and password Switch...

Page 117: ...with your network administrator During E mail printing the attached PDF file was not printed If the memory capacity is insufficient it may not be printed If you print big attachments frequently we rec...

Page 118: ...actors such as the print contents paper size paper type environment used and the frequency of switching on off the power of the machine If you continue to print with a drum toner cartridge whose repla...

Page 119: ...es Do not touch the surface of the photosensitive drum Do not let the drum toner cartridge stand or place it upside down The drum might be damaged A drum shutter protects the photosensitive drum from...

Page 120: ...tant If the toner is not evenly spread out the print quality may be reduced Also if you did not shake the drum toner cartridge well there may be operating noise or the interior of the cartridge may be...

Page 121: ...drum toner cartridge is firmly set After opening cover A remove any dust or stains inside the printer with a dry clean cloth 6 Close cover A securely Important If the offset catch tray is folded as in...

Page 122: ...leted press the CANCEL button to exit the menu system Reports Description System Settings List Press Info Prints status of the printer such as hardware configuration and network information Print this...

Page 123: ...ed storage device including a list of all the current existing files and directories Use the following procedure to enter the menu 1 Press the MENU button on the control panel 2 Press the button until...

Page 124: ...explains the environment and settings required for using the network NOTE Network commands are not available when the printer is used as a local printer Computer OSs Microsoft Windows 95 Operating Sy...

Page 125: ...owser For the network to work properly the following settings must be configured on the web browser For Netscape Communicator Settings that enable Java Script are selected To compare the document in t...

Page 126: ...e web browser 1 Activate the computer and web browser 2 At the address column of the web browser enter the IP address or URL of the printer and then press the Enter key The Status screen appears 3 If...

Page 127: ...ng to the registered IP address in Permitted IP Address For example if the Permitted IP Address is 129 249 110 23 and the IP Mask is 255 255 255 0 the IP address for receiving print data is 129 249 11...

Page 128: ...ork and e mail environment are required Check with your network administrator whether these settings are completed Network Environment Register user account Types of information Description Job Comple...

Page 129: ...ail Address For details refer to Environment Settings for E mail Printing on page 35 Network TCP IP Host Name Get DNS Address DNS Address 1 to 3 DNS Name For details refer to Environment Settings for...

Page 130: ...nting Preferences on the General tab The Printing Preferences dialog box will be displayed 6 Click the Detailed Settings tab 7 Select the Notify Job End by E mail check box 8 Enter the e mail address...

Page 131: ...to a live machine s interior can cause electric shock Cleaning the Exterior Clean the exterior of the printer about once a month Wipe the parts with a wet but well wrung soft cloth Then wipe with anot...

Page 132: ...before closing cover A Never touch a labelled area found on or near the heat roller You can get burnt If a sheet of paper is wrapped around the heat roller do not try to remove it bym yourself to avoi...

Page 133: ...of machine two locations 2 Open Cover A and after removing the drum toner cartridge clean the feed roller C Tray module one location 3 Even without uninstalling the tray module you can clean the feed...

Page 134: ...e feed roll from the shaft of the paper tray 3 3 Wipe the rubber parts with a wet but well wrung soft cloth 4 Turn the short tab of the feed roll to the right and slowly push it onto the shaft of the...

Page 135: ...ack should firmly grip the recessed areas on the bottom part of both sides of the machine Never try to lift the machine by gripping any other areas Bend your knees to avoid possible injuries to your b...

Page 136: ...rtant It is necessary to uninstall the drum toner cartridge If you move the printer with the drum toner cartridge installed the toner may spill out inside of the machine Do not shake the drum toner ca...

Page 137: ...S ISO85 SPANISH OG GERMAN 1S SPANISH 90D ISO DUTCH 0E ROMAN EXT 91S ISO SWEDISH 1 92S ISO SWEDISH 2 93S ISO SWEDISH 3 2038Z IBM 437 2039Z IBM 850 2037Z IBM 860 2036Z IBM 863 2035Z IBM 865 8Q PC SET 1...

Page 138: ...ems produce millions of transaction documents each week such as bank statements and utility bills And in offices around the world people use Oc professional document systems to keep the wheels of busi...

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