Oki C821 User Manual
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Oki C821 User Manual

Oki C821 User Manual

C800 series
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C800 Series
User's Guide
C801
C810
C821
C830

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Summary of Contents for Oki C821

  • Page 1 C800 Series User’s Guide C801 C810 C821 C830...

  • Page 2: Preface

    07094301 Iss. 2; Copyright © 2010. All rights reserved. Oki is a registered trademark of Oki Electric Industry Company, Ltd. Oki Printing Solutions is a trademark of Oki Data Corporation. Energy Star is a trademark of the United States Environmental Protection Agency.

  • Page 3: Emergency First Aid

    ANUFACTURER Oki Data Corporation, 4-11-22 Shibaura, Minato-ku, Tokyo 108-8551, Japan MPORTER TO THE Oki Europe Limited (trading as Oki Printing Solutions) Oki Europe Limited Blays House Wick Road Egham Surrey TW20 0HJ United Kingdom For all sales, support and general enquiries contact your local distributor.

  • Page 4: Table Of Contents

    C821 and C830 ........
  • Page 5 Print statistics menu ........47 Menu functions - C821 and C830 ......48 Operator panel .
  • Page 6 Oki contact details........

  • Page 7: Notes, Cautions And Warnings

    OTES CAUTIONS AND WARNINGS NOTE A note provides additional information to supplement the main text. A caution provides additional information which, if ignored, may result in equipment malfunction or damage. A warning provides additional information which, if ignored, may result in a risk of personal injury. For the protection of your product, and in order to ensure that you benefit from its full functionality, this model has been designed to operate only with genuine original toner cartridges.

  • Page 8: Introduction

    PS drivers). > “Ask Oki” – a user-friendly function for Windows that gives a direct link from your printer driver screen to a dedicated web site specific to the exact model you are using. This is where you’ll find all the advice, assistance and support you could need to help you get the best possible results from your Oki printer;...

  • Page 9: Printer Overview

    RINTER OVERVIEW RONT VIEW 1. Output stacker (face down). Standard printed copy delivery point. Holds up to 250 sheets at 80g/m². 2. Operator panel. Menu driven operator controls and LCD display panel. 3. Paper tray. Standard blank paper tray. Holds up to 300 sheets of 80g/m²...

  • Page 10: Rear View

    2. C821 and C830. When the rear paper stacker is folded down paper exits the printer through the rear of the printer and is stacked here face up. This is mainly used for heavy print media. When used in conjunction with the multi purpose feed tray, the paper path through the printer is essentially straight.

  • Page 11: Paper Recommendations

    APER RECOMMENDATIONS Your printer will handle a variety of print media, including a range of paper weights and sizes, transparencies and envelopes. This section provides general advice on choice of media, and explains how to use each type. The best performance will be obtained when using standard 75~90g/m² paper designed for use in copiers and laser printers.

  • Page 12: Cassette Trays

    (two-sided printing) function. ACE DOWN STACKER The face down stacker on the top of the printer can hold up to 250 sheets of 80g/m² standard paper, and can handle paper stocks up to 128g/m². Pages printed in reading order (page 1 first) will be sorted in reading order (last page on top, facing down).

  • Page 13: Face Up Stacker

    ACE UP STACKER The face up stacker at the rear of the printer should be opened and the tray extension pulled out when required for use. In this condition paper will exit via this path, regardless of driver settings. The face up stacker can hold up to 100 sheets of 80g/m² standard paper, and can handle stocks up to 220g/m².

  • Page 14: Loading Paper

    (3). Load paper long edge feed (LEF) (letter headed paper - face down and top edge towards the right of the printer) (1) up to mark (a). Loading paper > 14...
  • Page 15 If 3 trays are fitted this applies to trays 1 & 2 if printing from the 3rd (lower) tray. For face down printing, make sure the face up (rear) stacker (3) is closed (the paper exits from the top of the printer). Stacking capacity is approximately 250 sheets, depending on paper weight.

  • Page 16: Multi Purpose Tray

    For two-sided (duplex) printing on A4 headed paper load the paper with pre- printed side down and left hand edge (LEF), top edge (SEF) away from the printer. (Optional duplex unit must be installed for this function.) > Envelopes should be loaded face up with top edge to the left and short edge into the printer.
  • Page 17 Press the tray latch button (5) inwards to release the paper platform, so that the paper is lifted and gripped in place. Set the correct paper size for the multi purpose tray in the Media Menu (see “Menu Functions”). Loading paper > 17...

  • Page 18: Operation

    For full details of how to use the machine and any optional accessories to print jobs efficiently and effectively, please refer to the Printing Guide and the Barcode Guide. For full details of how to access and use the printer security features, please refer to the Security Guide.

  • Page 19: Printing Settings In Windows (C801 And C810 Only)

    The Windows printer driver also contains settings for many of these items. Where items in the printer driver are the same as those in the operator panel menus, and you print documents from Windows, the settings in the Windows printer driver will override those items in the operator panel menus.

  • Page 20: Job Options Tab

    > The ProQ2400 setting prints at 600 x 600dpi x 2 bit. This option requires the most printer memory and takes the longest to print. > The Fine/Detail setting prints at 1200 x 600dpi and is adequate for all but the most discerning applications.

  • Page 21: Colour Tab

    OLOUR TAB Control over the colour output of your printer may be performed automatically, or for advanced control, by manual adjustment. The automatic setting will be appropriate in most cases. The other options in this window only become visible when you select a choice other than Auto.

  • Page 22: Setting From Windows Control Panel

    Changes you make here, however, will become the new default settings for all Windows applications. This button prints a test page to ensure that your printer is working. DVANCED TAB You can specify which times of day your printer will be available.
  • Page 23 If a mismatch is detected, the document is held in the print queue and does not print until the printer setup is changed and the document restarted from the print queue. Mismatched documents in the queue will not prevent correctly matched documents from printing.

  • Page 24: Printing Settings In Mac Os X (C801 And C810 Only)

    The information in this section is based on Mac OS X Tiger (10.4). Other versions may appear slightly different, but the principles are the same. ETTING PRINTING OPTIONS You can choose your printer and select options for how you want your documents to print from the Print dialog box. To set your printer options: Open the document you want to print.

  • Page 25: Setting Printing Options - Saving Driver Settings

    To change the paper size or page orientation, select File > Page Setup. Select Save As Default from the Settings drop-down menu. Select File > Print. To save the current printer driver settings as a preset, select Save As from the Preset menu. Enter a name for your preset and click OK.

  • Page 26: Print Options

    Paper Size Select a paper size to match your document and the paper loaded in the printer. The paper margin is 4.2mm at all edges. To specify your own paper sizes, select Manage Custom Sizes... Scale You can scale documents up or down to fit onto different paper sizes. To fit your document...

  • Page 27: Scheduler

    Destination paper size Scale documents to fit on the size of paper in your printer. For example, you can take a document formatted for A3 and print it on A4 paper using an A4 printer.

  • Page 28: Colorsync

    OVER PAGE Choosing a cover page may help you to identify your printed document in a large pile of paper. This is useful in a busy office with many people sharing the printer. UPLEX Choosing duplex allows you to print on both sides of the paper, to save paper, weight, bulk and cost.

  • Page 29: Paper Source

    Photo Enhance Use Photo Enhance to significantly improve quality when printing images. The printer driver analyses any photographic images and processes them to improve the overall appearance. This setting cannot be used together with the “ProQ2400” print quality setting.

  • Page 30: Colour

    Lightness. Results will vary depending on the subject and conditions the image was taken. The printer reproduces the sRGB colour space. This might be useful if colour matching from an sRGB input device such as a scanner or digital camera.

  • Page 31: Printer Setup Options

    RINTER OPTIONS Media weight Select the thickness or type of paper in the printer. It is important to set this correctly as it affects the temperature at which the toner is fused to the paper. For example, if you are printing on normal A4 paper, do not select Labels or Transparency as this may cause toner smearing and paper jams.

  • Page 32: Print Control

    RINT CONTROL If you are using the Windows Print Control Server software to manage printers, enter your assigned user name and ID. This information is sent to the printer with your print job and is recorded by the printer. UMMARY This option displays a summary of all selected print options for the current job.

  • Page 33: Colour Printing (C801 And C810 Only)

    ACTORS THAT AFFECT THE APPEARANCE OF PRINTS If you wish to manually adjust the colour settings in your printer driver, please be aware that colour reproduction is a complex topic, and there are many factors to take into consideration.

  • Page 34: Tips For Printing In Colour

    If the colours are too intense/not intense enough, use the Saturation control. CCESSING THE COLOUR MATCHING OPTIONS The colour matching options in the printer driver can be used to help match your printed colours to the ones displayed on your monitor or from some other source, such as a digital camera.

  • Page 35: Setting The Colour Matching Options

    The Colour Swatch function prints charts which contain a range of sample colours. Note that this is not the full range of colours that the printer can produce. Listed on each sample colour are the corresponding RGB (Red, Green, Blue) values. This can be used to pick specific colours in applications that allow you to choose your own RGB values.

  • Page 36: Using The Colour Correct Utility

    Here, it is unimportant since your primary objective is to print the required colour. SING THE COLOUR CORRECT UTILITY The Oki Colour Correct Utility is provided on your DVD-ROM. The Colour Correct utility has the following features: >...

  • Page 37: Menu Functions - C801 And C810

    - C801 ENU FUNCTIONS This section lists the menus accessed via the controls on the printer’s operator panel and displayed in the LCD window. PERATOR ANEL EADY TTENTION ON:Ready to receive data. 1. Ready LED Blinking:Processing data. OFF: Offline. Enters the Menu mode. In 3.

  • Page 38: How To Change The Settings - Administrator

    > Press ON LINE to exit from the menu system and return to standby. NOTE: When you have changed any settings in the USB MENU, turn the printer OFF, then ON again. OW TO CHANGE THE SETTINGS You can set whether to ENABLE or DISABLE each category in the user menu.

  • Page 39: Menus

    ENUS NFORMATION MENU This menu provides a quick method of listing various items stored within the printer. ITEM ACTION PRINT MENU MAP EXECUTE NETWORK EXECUTE DEMO1 EXECUTE USAGE REPORT EXECUTE HUTDOWN MENU ITEM ACTION SHUTDOWN START EXECUTE RINT MENU This menu provides adjustment of various print job related functions.

  • Page 40: Media Menu

    This setting operates in the same way as AUTO SPEED, except that the printer runs at 32ppm until a colour page is detected. To achieve this speed the printer requires an additional time to warm up and cool down when switching to 30ppm (C810) or 26ppm (C801) for colour pages.
  • Page 41 Selects the type of media loaded in this tray (if installed). (see notes above for tray 1). Adjusts the printer for the weight of paper stock loaded in this tray (if installed). Selects the size of paper to be fed from the multi purpose tray.

  • Page 42: Colour Menu

    C REG FINE ADJ -3~0~+3 M REG FINE ADJ -3~0~+3 Y REG FINE ADJ -3~0~+3 YSTEM CONFIGURATION MENU This menu adjusts general printer settings to suit the way you prefer to work. ITEMS SETTINGS POW SAVE DELAY CLRABLE WARNING ONLINE MANUAL TIMEOUT...

  • Page 43: Network Menu

    12 / 480 Mps SERIAL NUMBER ENABLE / DISABLE NOTE: When you have changed any settings in the USB MENU, turn the printer OFF, then ON again. ETWORK MENU This menu controls the operation of the printer’s 10Base-T/100Base-TX network interface.

  • Page 44: Maintenance Menu

    –3~0~+3 SAGE MENU This menu is for information only, and provides an indication of total usage of the printer and the expected life left in its consumable items. This is particularly useful if you do not have a full set of replacement consumables to hand and you need to know how soon you will need them.

  • Page 45: Administrator (Boot) Menu

    Enter a password to gain entry to the Admin menu. Password should be from 6 to 12 digits of alpha/ numeric characters (or mix) The default value is "aaaaaa" The printer will restart after the Boot Menu. ENABLE/ Enables/Disables all categories in the USERS MENU. DISABLE If DISABLE is selected, only the PRINT JOB MENU will appear.
  • Page 46 The following message appears when pressing the enter button. ARE YOU SURE? YES/NO If NO is selected, the printer will go back to the source menu. If YES is selected, the printer will be automatically rebooted and initialize the flash memory.

  • Page 47: Print Statistics Menu

    "Print Statistics" category is not shown when Print Statistics function is not supported. Enables/Disables the printing of the Usage Report. When changing a setting value, the printer is rebooted. Specifies if the Group counter is displayed in the Usage Report Print.

  • Page 48: Menu Functions - C821 And C830

    - C821 ENU FUNCTIONS This section lists the menus accessed via the controls on the printer’s operator panel and displayed in the LCD window. PERATOR PANEL EADY ESTART TTENTION ON: Ready to receive data. 1. Ready LED BLINKING: Processing data.

  • Page 49: How To Change The Settings - User

    It should be noted that many of these settings can be, and often are, overridden by settings in the Windows printer drivers. However, several of the driver settings can be left at “Printer Setting”, which will then default to the settings entered in these printer menus.

  • Page 50: Configuration Menu

    Displays the Subnet Mask. Displays the Gateway of the network. Displays the Mac Address of the printer. Displays the Network firmware revision. Displays the Web remote version. Displays information for these items. Menu functions - C821 and C830 > 50...

  • Page 51: Print Information Menu

    RINT INFORMATION MENU This menu provides a quick method of listing various items stored within the printer. ITEM ACTION Configuration Execute Network Execute Demo Page DEMO1 Execute File List Execute PS Font List Execute PCL Font List Execute IBM PPR Font List...

  • Page 52: Print Secure Job

    The following message will appear if Delete is selected: Are You Sure? If No is selected, the display will return to the previous menu. If Yes is selected, all jobs will be deleted. Menu functions - C821 and C830 > 52...

  • Page 53: Menus

    *) Select by scroll and Enter button. Cassette Size / *User type 1 to 5 are displayed only if Custom registered in the host PC. Plain/Letterhead/ Bond/Recycled/ Card Stock/ Rough/Glossy/ *User type 1 - 5 Light/Medium Light/Medium/ Heavy Menu functions - C821 and C830 > 53...
  • Page 54 Enter button. Select from On/Off (default condition indicated by *). Select by scroll and Enter button. Select from On/Off (default condition indicated by *). Select by scroll and Enter button. Menu functions - C821 and C830 > 54...

  • Page 55: Shutdown Menu

    HUTDOWN MENU This menu only appears if the hard disk drive is installed. This item should always be selected before switching the printer off, to ensure that no hard disk data is lost. If using the Operator panel button instead, keep pressed for approximately 5 seconds...

  • Page 56: Admin Setup

    Sets Enable/Disable of Telnet. Enable: Telnet is available. Disable: Telnet is not available. TCP/IP should be enabled. Sets Enable/Disable of FTP. Enable: FTP is available. Disable: FTP is not available. TCP/IP should be enabled. Menu functions - C821 and C830 > 56...
  • Page 57 (3) PS: CMYK data when Ink Simulation Mode is used (valid in any other cases except Case (1) and Case (2) above as long as data is RGB). (4) PCL binary data (Color/Monochrome). Menu functions - C821 and C830 > 57...
  • Page 58 The printer runs at 30ppm (C830) or 26ppm (C821) for all print jobs. This setting is most appropriate when the majority of print jobs are in colour.
  • Page 59 The width of the area along the right and left sides of paper (left and right sides depend on paper orientation). NORMAL: PCL emulation compatible, approximately 1/ 4~1/4.3INCH (depending on paper) is outside the printable area. Menu functions - C821 and C830 > 59...
  • Page 60 Specifies the number of characters per line. Specifies the length of paper. Sets the position from the top edge of paper. Sets the amount to shift the horizontal print start position to the right. Menu functions - C821 and C830 > 60...
  • Page 61 11 inches (66 lines), in the LETTER-size printable area. Sets height of a character. SAME: Regardless of CPI, same height DIFF: According to CPI, character heights vary. Sets printer for using continous feed stationary. Menu functions - C821 and C830 > 61...
  • Page 62 CMYK data, which will reduce the processing time. This setting is ignored when Ink Simulation function is used. PS only Sets the size of receive buffer Sets the size of resource saving area. Menu functions - C821 and C830 > 62...
  • Page 63 (The previously used layout will be displayed.) In Non-PS machines, PS is replaced by COMMON, so the message is displayed as “PCL/COMMON/COMMON”. Menu functions - C821 and C830 > 63...
  • Page 64 When the Enter button is pressed, the following confirmation message appears. Are You Sure? Yes/No When No is selected, the preceding menus are restored. When Yes is selected, the current menu settings are saved and this menu is exited. Menu functions - C821 and C830 > 64...

  • Page 65: Calibration

    - = Lighter -3,-2,-1, Adjusts the engine density. 0,+1,+2,+3, The Darkness settings for each of CMYK will be reflected as offset values (addition) to the corrections through the Adjust Density/TRC Compensation function. Menu functions - C821 and C830 > 65...

  • Page 66: Administrator Boot Menu

    Enables or disables the SOFT RESET command. OFFLINE RECEIVE. Specifies whether to ENABLE or DISABLE a USB serial number. The USB serial number is used to identify the USB device connected to your PC. Menu functions - C821 and C830 > 66...
  • Page 67 NOTE When you have changed any settings in the USB MENU, turn the printer OFF, then ON again. Security setup Only available when a Hard Disk (option) is fitted. ITEM SETTINGS Job Limitations Encrypted Reset Cipher Key Execute Storage system Only available when a Hard Disk (option) is fitted.
  • Page 68 Are You Sure? If NO is selected, you will be returned to the source menu. The procedure for clearing the disk will start immediately after the menu and rebooting. Menu functions - C821 and C830 > 68...

  • Page 69: Print Statistics Menu

    Resets the Supplies counter to zero. Changes the password. Sets a new password to enter Print Statistics menu. Re-enter new password set to enter Print Statistics set in New Password for confirmation. Menu functions - C821 and C830 > 69...

  • Page 70: Maintenance

    Non-genuine original products may invalidate your warranty. The toner used in this printer is a very fine dry powder. It is contained in four cartridges: one each for cyan, magenta, yellow and black. Have a sheet of paper handy so that you have somewhere to place the used cartridge while you install the new one.
  • Page 71 Pull the coloured toner release lever (a) on the cartridge to be replaced fully towards the front of the printer. Lift the right-hand end of the cartridge and then draw the cartridge to the right to release the left-hand end as shown, and withdraw the toner cartridge (b).
  • Page 72 Holding the cartridge by its top centre with the coloured lever to the right, lower it into the printer over the image drum unit from which the old cartridge was removed. Insert the left end of the cartridge into the top of the image drum unit first (a), pushing it against the spring on the drum unit, then lower the right end of the cartridge down onto the image drum unit (b).

  • Page 73: Image Drum Replacement

    The printer contains four image drums: cyan, magenta, yellow and black. Press the cover release and open the printer’s top cover fully. If the printer has been powered on, the fuser will be hot. This area is clearly labelled. Do not touch.
  • Page 74 Do not touch it and do not expose it to normal room light for more than 5 minutes. If the drum unit needs to be out of the printer for longer than this, please wrap the cartridge inside a black plastic bag to keep it away from light.
  • Page 75 Holding the complete assembly by its top centre, lower it into place in the printer, locating the pegs at each end into their slots in the sides of the printer cavity. Finally, close the top cover and press down firmly at both sides so that the cover latches closed.

  • Page 76: Transfer Belt Replacement

    Note the positions of the four toner cartridges (a) and image drums (b).It is essential that they go back in the same order. Lift each of the image drum units out of the printer and place them in a safe place away from direct sources of heat and light.
  • Page 77 Locate the drive gear into the gear inside the printer by the rear left corner of the unit, and lower the belt unit flat inside the printer. Turn the two fasteners (a) 90° to the right until they lock. This will secure the belt unit in place.

  • Page 78: Fuser Replacement

    Pull the fuser retaining lever (b) towards the front of the printer so that it is fully upright. Holding the fuser by its handle (a), lift the fuser straight up and out of the printer. If the fuser is still warm, place it on a flat surface which will not be damaged by heat.
  • Page 79 Push the retaining lever (b) towards the rear of the printer to lock the fuser in place. Finally, close the top cover and press down firmly at both sides so that the cover latches closed. Switch the printer ON. Maintenance > 79...

  • Page 80: Cleaning

    Clean the LED head when printing does not come out clearly, has white lines or when text is blurred. Switch off the printer and open the top cover. Gently wipe the LED head surface with a soft tissue. Do not use methyl alcohol or other solvents on the LED head as damage to the lens surface will occur.

  • Page 81: The Paper Feed Rollers

    Remove items like a wrist watch or bracelet. Switch the printer off. Remove the paper tray from the printer. Gaining access through the gap left by paper tray, wipe the paper feed rollers with a clean, lint-free cloth moistened with water.

  • Page 82: Installing Upgrades

    NSTALLING UPGRADES This section explains how to install optional equipment into your printer. This includes: > duplex (two-sided printing) unit; page > additional RAM memory page 84 > hard disk drive. page 87 > additional paper tray(s) page 89 >...

  • Page 83: Duplex Unit

    It also enables booklet printing, which uses even less paper and makes large documents even easier to handle. The duplex unit slides straight into the rear of the printer and requires no tools to install. Unpack the new unit and remove any transit material from it.

  • Page 84: Memory Upgrade (C821 And C830)

    ) securing the right-hand side cover. Lift the edge of the side cover slightly and pull the cover away from the printer at the top. Lift the cover slightly to detach it from the printer. Place it safely to one side.
  • Page 85 Locate the three retaining clips at the bottom of the side cover into their rectangular holes near the bottom of the printer. Close the top of the side cover up to the printer and refit the securing screw removed in step 4.
  • Page 86 Reconnect the AC power cable and switch the printer on. When the printer is ready, print a menu map as follows: Press the Enter button. Press the Menu up button then the Enter button to select the Print Information menu.

  • Page 87: Hard Disk Drive (C821 And C830)

    Remove the screw (a) securing the right-hand side cover. Lift the edge of the side cover slightly and pull the cover away from the printer at the top. Lift the cover slightly to detach it from the printer. Place it safely to one side.
  • Page 88 Close the front cover and the top cover, pressing down firmly at each side to latch it closed. All that remains is to adjust the printer driver to make full use of the new features (“Adjusting printer drivers” on page Reconnect the AC power cable and switch the printer on.

  • Page 89: Additional Paper Tray(S)

    (a), place printer on top of the additional paper tray(s). Re-connect the AC power cable and switch the printer ON. All that remains is to adjust the printer driver to make full use of the new features (“Adjusting printer drivers” on page TORAGE CABINET Instructions for installing the storage cabinet are supplied with the cabinet.

  • Page 90: Adjusting Printer Drivers

    DJUSTING PRINTER DRIVERS Once your new upgrade has been installed, you may need to update the printer driver so that the additional features are available to your applications. Remember that if your printer is shared between users on different computers, the driver must be adjusted on each user’s machine.
  • Page 91 Tiger (Mac OS X 10.4) Open the Mac OS X Print & Fax Preferences. Ensure your machine is selected. Select Printer Setup... Select the menu and choose Installable Options... Select all hardware options appropriate to your machine and click Apply Changes….

  • Page 92: Troubleshooting

    Provided that you follow the recommendations in this guide on the use of print media, and you keep the media in good condition prior to use, your printer should give years of reliable service. However, paper jams occasionally do occur, and this section explains how to clear them quickly and simply.

  • Page 93: Paper Sensor Error Codes

    LEARING PAPER JAMS If a sheet is well advanced out of the top of the printer, simply grip it and pull gently to draw it fully out. If it does not remove easily, do not use excessive force. It can be removed from the rear later.
  • Page 94 It will be necessary to remove the four image drums (b) to gain access to the paper path. Holding it by its top centre, lift the image drum, complete with its toner cartridge, up and out of the printer. he assembly down gently onto a piece of paper to prevent toner from marking Put t your furniture and to avoid damaging the green drum surface, and cover.
  • Page 95 Repeat this removal procedure for each of the remaining image drum units. Look into the printer to check whether any sheets of paper are visible on any part of the belt unit. Do not use any sharp or abrasive objects to separate sheets from the belt.
  • Page 96 To remove a sheet in the fuser; pull the retaining lever (a) towards the front of the printer to release the fuser. Withdraw the fuser unit using the handle (b). Lift the fuser pressure release levers (c) up and press toward the rear to release the fuser’s grip on the sheet.
  • Page 97 Holding the complete assembly by its top centre, lower it into place in the printer, locating the pegs at each end into their slots in the sides of the printer cavity. Lower the top cover but do not press down to latch it closed yet. This will protect the drums from excessive exposure to room lighting while you check the remaining areas for jammed sheets.
  • Page 98 Finally, close the top cover and press down firmly so that the cover latches closed. When the jam has been cleared, if Jam Recovery is set to ON in the System Configuration Menu, the printer will attempt to reprint any pages lost due to paper jams. Troubleshooting > 98...

  • Page 99: Dealing With Unsatisfactory Printing

    If symptoms persist, replace the toner cartridge. The paper is not suitable for Use recommended paper. the printer unit. The toner cartridge is not Reinstall the toner cartridge. properly seated. The toner is low. Open the top cover and tap the cartridge a few times to evenly distribute any remaining toner.
  • Page 100 SYMPTOMS POSSIBLE CAUSES Horizontal Lines and When the interval is about spots appear 94mm (4in), the image drum periodically. (the green tube) is damaged or dirty. When the interval is about 30mm (1.2in), there may be foreign particles in the image drum cartridge.

  • Page 101: Specifications

    To comply with the requirements of Energy Star, when no data is present for a set period of time, the printer goes into a power-saving mode. The printer has a “wake-up” feature which, when initiated from a host device or the operator panel, will revert the printer to its “running” mode. NOTE This device is not intended for use at visual display workplaces - in compliance with the German regulation BildscharbV.

  • Page 102: Index

    System configuration menu ... 42 Usage menu ... 44 USB Menu ... 43 Menu functions - C821 and C830 Admin Setup ... 56 Administrator (Boot) Menu Language Setup ... 68 Parallel Setup ... 66 Power Setup ... 68 Print Statistics Menu ... 69 Security Setup ...

  • Page 103: Oki Contact Details

    Tel: +353 1 4049570 Fax: +353 1 4049555 E-mail: tech.support@oki.ie OKI Systems (Ireland) Ltd. (Northern Ireland) 40 Sydenham Park Belfast, BT4 1PW Tel: +44 (0)28 90 20 1110 http://www.oki.ie Technical Support: Tel: +44 (0)28 90 221919 E-mail: tech.support@oki.ie Oki contact details > 103...

This manual is also suitable for:

C801C810C830C800 series

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