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Question posted by suwitctg on May 27th, 2014

How Many Sensors On A Lexmark E450dn

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Related Lexmark E450DN Manual Pages

User's Guide - Page 65

...signed by unauthorized changes or modifications to Part 15 of Manufacturing and Technical Support, Lexmark International, S.A., Boigny, France. Unauthorized changes or modifications could void the user's... emission notices Federal Communications Commission (FCC) compliance information statement The Lexmark E450dn, Machine Type 4512-630, has been tested and found to comply with the...

User's Guide - Page 67

..., and elsewhere is available to that user for the remainder of Limited Warranty for loss of the original product. The laser system and printer are responsible for Lexmark E450dn Lexmark International, Inc. Limited warranty Lexmark warrants that user. You may be hazardous. Replacement is not available to this statement as warranted during the warranty period, contact...

Service Manual - Page 1

Edition: July 2, 2008 Lexmark™ E450dn 4512-630 • Table of contents • Start diagnostics • Safety and notices • Trademarks • Index Lexmark and Lexmark with diamond design are trademarks of Lexmark International, Inc., registered in the United States and/or other countries.

Service Manual - Page 17

General information The Lexmark™ E450dn is a monochrome laser printer designed for more information on page 2-1 for single users or small workgroups. See "Diagnostics information" on E250d and E250dn, see the 4512-420, 430 service ...

Service Manual - Page 19

... Optional SDRAM 256MB Maximum DRAM Optional flash memory 32MB Optional font cards (DBCS) Print quality 4512-630 Lexmark E450dn 64MB 320MB 1 1 Resolution 4512-630 Lexmark E450dn 1200 Image quality ¹ ✔ 2400 Image quality ² ✔ 1200 x 1200 dpi... 1200 dpi at ½ rated speed. 4 Although the printer supports the 300 dpi resolution, it doesn't support a 300 dpi driver.

Service Manual - Page 20

... High toner cartridge Photoconductor kit ¹ Declared value in accordance with ISO/IEC 19752 ² Based on approximately 5% coverage; actual yield may vary 4512-630 Lexmark E450dn ✔ ✔ optional optional 3,000 standard pages ¹ n/a Up to 30,000 ² 1-4 Service Manual

Service Manual - Page 21

4512-630 Connectivity and compatibility Item 4512-630 Lexmark E450dn Data stream emulations PCL 6 ✔ PostScript Level III ✔ Host Based Printing (HBP)/... 2.0 certified device supporting high-speed (480MB/sec.) data transfer. ¹ Linux support for E450dn model is utilizing the PCL data stream. ² Only one slot active for flash memory or font card General information 1-5

Service Manual - Page 90

..., and unhook the access cover by pressing the right hinge to the right until it can be lifted up and away from its pivot point. 4-2 Lexmark™ E450dn Relax the hinge above the pivot. 7. Remove Tray 1. 2. Open the front access cover. 3. Disconnect the operator panel cable (A) from its pivot. Open the rear...

Service Manual - Page 92

Unlatch the cover from the printer. 4-4 Lexmark™ E450dn Swing the cover open. 8. Open the front access cover. 3. Remove the screw (A). 5. Remove Tray 1. 2. Open the rear door. 4. Position the printer with the left rear corner hanging over the pivot point, and drop the cover away from the latches (B). 6. Lift the top rear of the cover...

Service Manual - Page 94

.... Note: In re-installation, check to make sure that the fuser ground cable is routed out of the way and is not pinched or damaged. 4-6 Lexmark™ E450dn See "Left side cover removal" on page 3-5. 2. Remove the right side cover. 4512-630 Rear cover removal 1. See "Right side cover removal" on page...

Service Manual - Page 96

... cover contact the exit guide rollers at the top rear. There are arrows under the top cover to verify the location of the narrow media sensor from J10 on both sides to re-route the cable back through . 10. Disconnect the cable (E) of the rollers...

Service Manual - Page 98

Remove the auto comp clutch. 4-10 Lexmark™ E450dn See "Main motor drive removal" on page 3-4. 2. Remove the screws (A). A 4. Auto comp clutch removal 1. Remove the main motor drive. Remove the left side cover. See "...

Service Manual - Page 100

Release the four inner latches (B). 5. Remove the two screws (A). Lift the lower edge of the shield, slide it to the right, and remove. 4. Remove the bezel and lens while the door remains open. 4-12 Lexmark™ E450dn 4512-630 Bezel removal 1. A 3. Open the front access cover. 2.

Service Manual - Page 102

4512-630 5. Make sure that the ground wire that is being held by the front, upper screw is in the correct location before installing. 4-14 Lexmark™ E450dn Lift and remove the card. Remove the three screws (B) securing the USB port and the parallel ports. 6. Re-installation note: When replacing the controller card...

Service Manual - Page 104

... from marring. 3. Remove the six screws (A), the machine screw (B), and the ground cable screw (C). Lift the main motor drive, and disconnect the motor cable (D). 4-16 Lexmark™ E450dn See "Left side cover removal" on its right side. 4512-630 Developer drive coupling assembly removal 1. Remove the left side cover. B A C 4.

Service Manual - Page 106

...LVPS/HVPS card assembly removal" on page 3-33. 4-18 Lexmark™ E450dn Unhook the media level indicator. See "Top cover removal"... on page 4-4. 3. Remove the controller card. b. Remove the right side cover. See "Left side cover removal" on page 3-7. 4. See "Media level indicator removal" on the other side of the printer...

Service Manual - Page 108

... 3-28. 2. Note: The link (not shown) that connects the duplex and duplex coupling is part of this FRU as well as the duplex FRU. 4-20 Lexmark™ E450dn Remove the duplex. Remove the duplex coupling (B) and mating link. 4512-630 Duplex gear drive 1. See "Main motor drive removal" on page 4-18. 3.

Service Manual - Page 110

... cable above the fuser. 8. Remove the right side cover. The gears of the top cover. 5. Disconnect the exit sensor cable from J11 on page 4-6. 4. Disconnect the thermistor cable above the fuser. 4-22 Lexmark™ E450dn See "Left side cover removal" on page 4-37 for more information. 6. Remove the rear cover. Loosen the top...

Service Manual - Page 112

...Remove the paper exit guide assembly. Use the hook end of the printer. 5. Place the printer on its top with the back and bottom in the side frame....the machine screw (button head) (C). 6. Note: The connector latch (D) is toward the side frame as shown. 4-24 Lexmark™ E450dn 4512-630 Fuser power cable removal 1. See "Paper exit guide assembly removal" on page 3-22. 3. Remove the fuser...

Service Manual - Page 118

... opening toward the sensor mount. Place the machine on its retainer, and pull it back through the three retainers between the sensor and side frame. 4-30 Lexmark™ E450dn Free the cable.... • Place the sensor into position, and reconnect the cable on the controller card, and free it through the frame opening of the printer. 5. Disconnect the sensor from the screws. 3. ...