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4-8

Service Manual

24xx

Covers, Top Removal

1. Turn the printer off and disconnect the power cord at the printer.

2. Remove the tractor assembly, if it is installed in the pull tractor

position, by pressing the locking levers and pulling the tractor
assembly out of the printer.

3. Remove the ribbon access cover. Go to

“Covers, Ribbon

Access Removal” on page 4-6

4. Remove the front cover. Go to

“Covers, Front Removal” on

page 4-6

5. Remove the option cover. Go to

“Covers, Option Removal” on

page 4-7

Note: With the option cover removed, you can see the operator
panel cable attached to the logic board.

6. Disconnect the operator panel cable from the logic board.

7. Remove the two screws [A] from each side of the front cover

area.

Содержание 2480 - Forms Printer B/W Dot-matrix

Страница 1: ...00 Series Lexmark and Lexmark with diamond design are trademarks of Lexmark International Inc registered in the United States and or other countries Table of Contents Index Safety and Notices Trademar...

Страница 2: ...ay be addressed to Lexmark International Inc Department D22A 032 2 740 West New Circle Road Lexington Kentucky 40550 U S A or e mail at ServiceInfoAndTraining Lexmark com Lexmark may use or distribute...

Страница 3: ...gs 2 1 Error Indication Table 2 2 Symptom Check Table 2 5 Irrecoverable Operator Errors 2 12 Service Checks 2 13 Abnormal Noise Service Check 2 13 Auto Sheet Feeder ASF Service Check 2 14 Carrier Serv...

Страница 4: ...ers Front Removal 4 6 Covers Ribbon Access Removal 4 6 Covers Option Removal 4 7 Covers Top Removal 4 8 Covers Operator Panel Assembly Removal 4 11 Covers Bottom Removal 4 12 Electronics Removals 4 13...

Страница 5: ...r Locations 5 1 Signal Connections 5 2 Power Supply 9w 24w 5 2 Logic Board Parallel Interface Cable 9w 24w 5 4 Logic Board Serial Board 9w 24w 5 6 Logic Board USB Cable 9w 24w 5 8 Logic Board DC Power...

Страница 6: ...se 6 4 Parts Catalog 7 1 How To Use This Parts Catalog 7 1 Assembly 1 Covers 7 2 Assembly 2 Carrier Paper Feed Right Side 7 6 Assembly 3 Carrier Paper Feed Left Side 7 10 Assembly 4 Electronics 7 14 A...

Страница 7: ...cing of this product Professional service personnel should understand this and take necessary precautions Consignes de S curit Ce produit a t con u test et approuv pour respecter les normes strictes d...

Страница 8: ...le di assistenza autorizzato deve quindi adottare le precauzioni necessarie Sicherheitshinweise Dieses Produkt und die zugeh rigen Komponenten wurden entworfen und getestet um beim Einsatz die weltwei...

Страница 9: ...e la m quina El personal cualificado debe ser consciente de este peligro y tomar las precauciones necesarias Informa es de Seguran a Este produto foi concebido testado e aprovado para satisfazer os pa...

Страница 10: ...lgunes peces pot ser que no sempre siguin bvies Lexmark no es responsabilitza de l us d altres peces de recanvi La informaci pel manteniment d aquest producte est orientada exclusivament a professiona...

Страница 11: ...xi 24xx...

Страница 12: ...vice checks used to isolate failing field replaceable units FRUs Diagnostic Aids contains tests and checks used to locate or repeat symptoms of printer problems Repair Information provides instruction...

Страница 13: ...are wide carriage versions of the 2480 and 2490 Printer Specifications Printhead life 300 million characters Standard ribbon life 4 million characters High yield ribbon life 8 million characters Prin...

Страница 14: ...nu prints each time you press a button displaying new selections 5 After making your selection the printer prints a page with the changes shown Exiting Setup Mode 1 Press Set TOF until the printer ret...

Страница 15: ...face options Defines how information is transferred from computer to the printer Menus Function Interface Automatically select the printer interface Use the parallel cable Use the USB cable Use the se...

Страница 16: ...for one second If you have already set Top Of Form and now want to change the tear off bar position follow these steps 1 Press Start Stop to take the printer offline 2 Press and hold Tear Off until th...

Страница 17: ...Forms Envelopes Top Of Form can range from minus 1 to plus 22 inches from the top of cut sheet paper To set and save Top Of Form 1 Turn the printer on The Paper Out light blinks if no paper is loaded...

Страница 18: ...sic CE tool kit 1 Phillips screwdriver 2 Phillips screwdriver Feeler gauges 0 33 mm 0 013 in 0 37 mm 0 015 in Analog or digital volt ohmmeter Abbreviations CSU Customer Setup EPROM Erasable Programmab...

Страница 19: ...tage is according to each country s specification Ground Checks To check for a correct ground measure the voltage between the ground and a known good voltage source The voltage measurement must be the...

Страница 20: ...OST RAM ROM Controller Error Go to POST Service Check on page 2 26 Power Ready Paper Out Panel Lock ON Blinking Blinking Blinking None Switch Scan Test Error Go to Operator Panel Service Check on page...

Страница 21: ...g Blinking Blinking None Timer Error Turn the printer off and then back on If you get the same error during power up replace the logic board and readjust the bidirectional print adjustment Go to Bidir...

Страница 22: ...Service Check on page 2 27 Power Tractor 2 Paper Out Panel Lock Font Lock ON OFF OFF OFF OFF None Operator Panel Failure Go to Operator Panel Service Check on page 2 21 Any LED on and Power LED off No...

Страница 23: ...ct the interface cable from the printer and turn the printer off and then on If POST now runs correctly the problem is in the computer or interface cable Go to POST Service Check on page 2 26 Symptom...

Страница 24: ...ect character s Be sure the interface cable is connected properly Go to No Print or Abnormal Print Service Check on page 2 21 Slow printing speed Go to Print Speed Service Check on page 2 28 Symptom A...

Страница 25: ...not function but no error is indicated Only the Power light turns on One or more buttons do not function One or more lights do not function Turn the printer off and then on Go to Operator Panel Servic...

Страница 26: ...load Be sure the paper select lever is in the cut sheet position Verify that continuous forms have been parked using the Load Unload button Be sure Auto Cut Sheet is enabled in the Setup Mode Go to P...

Страница 27: ...Tractor does not work Be sure the paper select lever is in the correct position Go to Paper Feed Service Check on page 2 23 Incorrect Top of Form positioning Go to Top Of Forms Service Check on page 2...

Страница 28: ...ross the print line Specific dots missing Extra dots or lines printing Turn the ribbon advance knob on the print cartridge from 1 to 2 to increase the darkness of print Be sure the printhead cables ar...

Страница 29: ...n 2 11 24xx Ribbon Feed Problems Symptom Action Ribbon comes off becomes loose or folded or jams Ribbon feeds correctly but is noisy Check the ribbon cartridge for binds or damage Go to Carrier Servic...

Страница 30: ...aper Out turns off when paper exists Go to Paper Present Sensor Service Check on page 2 22 Action Check Turn the power off Install the Push Tractor Set the paper select lever to the tractor position a...

Страница 31: ...3 Replace the printhead if the noise is gone 3 Carrier Motor Ribbon Drive Mechanism Disconnect the carrier motor connector CN2 from the logic board Turn the printer off and then on If the abnormal noi...

Страница 32: ...n the inside right side frame of the printer The combination lock mechanism is a clutch that causes the ASF pick rollers to feed only one sheet of paper at a time When Auto Sheet Feeder is selected on...

Страница 33: ...tly go to Paper Feed Service Check on page 2 23 3 Gear Train Be sure the ASF drive gear on the inside right side frame of the printer rotates Inspect the right side gear train for damage or debris Rem...

Страница 34: ...rinthead to platen gap Go to Printhead to Platen Gap Adjustment on page 4 2 Clean and lubricated carrier shaft Idler pulley not binding Ribbon drive rack gear teeth not damaged If the carrier still bi...

Страница 35: ...all printers Check the resistance at the following pin locations CN2 1 and CN2 3 CN2 2 and CN2 4 4 Logic Board If all parts appear okay but the home position error still occurs replace the logic boar...

Страница 36: ...oard a Check the user s outlet voltage and ensure that it is within tolerance b Check the continuity of the power cord c Disconnect the power supply cable from connector CN12 on the logic board Turn t...

Страница 37: ...ll dc output voltages at CN12 1 CN12 2 and CN12 6 Verify the following output voltages CN12 1 40 V dc 10 CN12 2 40 V dc 10 CN12 3 GND CN12 4 GND CN12 5 Signal GND CN12 6 5 V dc 5 If one of the voltage...

Страница 38: ...Undefined data in user applications Check the baud rate at the controller Check that the printer interface cable matches the printer 5 Problem occurs only in specific user applications Perform the He...

Страница 39: ...eset the bidirectional print adjustment See Bidirectional Print Adjustment on page 4 4 2 Interface Cable Check the connection and continuity of the interface cable 3 Emulation Mode Enter the Setup Men...

Страница 40: ...gnal and CN5 3 GND on the logic board There should be 0 V dc when there is paper in the printer and 5 V dc when there is no paper in the printer Be sure the paper present sensor and its actuator are p...

Страница 41: ...Sheet Feeder installed go to Auto Sheet Feeder ASF Service Check on page 2 14 2 Gear Train Remove all paper from the printer Press FormFeed several times and examine all rotating parts to find the pr...

Страница 42: ...paper select lever in the cut sheet position sensor open the gear train should rotate for less than 2 seconds With the lever in the continuous forms position sensor closed the gear train should rotate...

Страница 43: ...in the continuous forms position sensor closed the gear train should rotate for more than 3 seconds If the gear train does not rotate for more than 3 seconds Inspect the sensor to be sure it opens and...

Страница 44: ...ator held down go to Pull Tractor Sensor Service Check on page 2 31 FRU Action 1 Cables A faulty interface cable can cause a POST error Disconnect the interface cable from the printer and turn the pri...

Страница 45: ...er LED problem check the operator panel cable continuity and replace the cable or the operator panel 3 Carrier Motor Disconnect the carrier motor from logic board CN2 and turn the printer off and then...

Страница 46: ...the function of the head gap sensor by turning the printer on with the Macro button pressed Open the operator panel to the second level and do the following With the forms thickness lever at 1 Macro L...

Страница 47: ...s not firing Remove the printhead and verify that no pins on the printhead are broken or missing If pin s are missing replace the printhead Check the printhead resistance according to Printhead Impeda...

Страница 48: ...CN400 14 Dot Connector Dot Connector 1 CN300 1 CN301 9 13 CN300 1 CN300 9 2 CN300 1 CN301 11 14 CN300 1 CN300 11 3 CN300 1 CN301 7 15 CN300 1 CN300 2 4 CN300 1 CN301 13 16 CN300 1 CN300 16 5 CN300 1...

Страница 49: ...g down and releasing the left pull tractor actuator The paper should load and unload when the actuator is not held down and should not load or unload when the pull tractor actuator is held down If the...

Страница 50: ...tion and turn the printer on Measure the voltage between logic board connector CN6 2 TOF signal and CN6 1 GND You should receive the following voltage readings When there is paper in the printer the v...

Страница 51: ...When the Tractor 2 is deselected the motor retracts the slider disengages the Tractor 2 gear drive and reengages the printer tractors 10 Beeps and Blinking Ready Paper Font and Pitch LEDs Tractor 2 h...

Страница 52: ...on CN1 1 and 5 V dc on CN1 5 If not check the cable connection and the voltages at logic board CN10 1 The upper right pin at CN10 is pin 1 40 V dc and the pin just beneath it is pin 5 5 V dc If these...

Страница 53: ...er when Tractor 2 is installed Remove the Tractor 2 cover and be sure the in place sensor opens when the Tractor 2 is installed The voltage at Tractor 2 CN1 13 should be 5 V dc with the sensor open an...

Страница 54: ...the pin feed belts With the printer off and be sure the slider does not bind Verify When the slider is to the rear the white gear drives the tractors When the slider is to the front the gear and tract...

Страница 55: ...necessary The following are special machine modes that run when the printer is turned off and then back on Turn Printer On While Pressing Results LineFeed Prints print test with sample fonts Tractor S...

Страница 56: ...Microcode Sum Test Checks that the ROM data is correct Timer Interrupt Controller Test Checks that this function works NVRAM Test Checks that the NVRAM data is correct Switch Scan Test Checks the butt...

Страница 57: ...rinter on 3 Release Line Feed when the printing starts 4 To interrupt the printer test a Press Start Stop The test stops after a complete line of characters prints b Press Start Stop to continue the t...

Страница 58: ...exadecimal instead of ASCII To activate hex trace mode 1 Press and hold Tractor and then turn the printer on 2 After a few seconds release Tractor and the lights go out 3 Start your application progra...

Страница 59: ...ves The operator panel lights blink several times Once the carrier moves your settings have been reset to factory defaults World Trade Defaults To initialize or reset the printer to the World Trade de...

Страница 60: ...ing for the type of paper you are using Refer to the 24xx User s Guide Continuous Forms Jams 1 Turn the printer off 2 Detach any continuous forms already printed 3 Set the forms thickness lever to pos...

Страница 61: ...iture Put the ESD wrist strap on your wrist Connect the wrist band to the system ground point This discharges any static electricity in your body to the printer Hold the ESD sensitive part by its edge...

Страница 62: ...ve all covers with the exception of the bottom cover See Covers Removals on page 4 5 2 Remove the ribbon cartridge and paper 3 Remove the Lock Tite red from the gap adjust bushings on both the left an...

Страница 63: ...nthead to the right edge of the rubber on the platen and using a feeler gauge 1 slowly adjust the right gap adjust bushing 2 clockwise until a gap of within 0 33 and 0 37 mm exists between the printhe...

Страница 64: ...he operator panel cover to access layer two 4 Press and hold the Pitch key while turning the printer on The draft alignment bars print The current value is the number printed below the bars 5 To set D...

Страница 65: ...Repair Information 4 5 24xx Removal Procedures CAUTION Be sure to unplug the power cord whenever you are working on the printer with one of the covers removed Covers Removals...

Страница 66: ...spring loaded ribbon access cover release latches A on either side of the ribbon access cover up toward the front of the printer 2 Lift the ribbon access cover up and out of the printer Note When repl...

Страница 67: ...Repair Information 4 7 24xx Covers Option Removal 1 From the bottom pull the option cover A outward and up removing it from the printer...

Страница 68: ...out of the printer 3 Remove the ribbon access cover Go to Covers Ribbon Access Removal on page 4 6 4 Remove the front cover Go to Covers Front Removal on page 4 6 5 Remove the option cover Go to Cover...

Страница 69: ...Repair Information 4 9 24xx 8 Turn the printer upside down 9 Insert a flat blade screwdriver into each of the four holes A in the bottom cover releasing the top cover from the bottom cover...

Страница 70: ...s A in the back of the top cover 11 Lift the top cover up and over the print unit assembly Note When replacing the top cover be sure the operator panel cable is correctly aligned and inserted securely...

Страница 71: ...el card on the inside of the top cover 3 Push down on the two latches A at the top of the operator panel on the inside of the top cover as shown 4 While holding the latches down push the operator pane...

Страница 72: ...ove the top cover Go to Covers Top Removal on page 4 8 2 Remove the logic board Go to Logic Board Removal on page 4 14 3 Remove the power supply unit Go to Power Supply Removal on page 4 15 4 Remove t...

Страница 73: ...onics Removals EPROM Removal 1 Remove the options cover A by pulling it outward up and out of the printer 2 Remove the EPROM module Note When replacing the EPROM module be sure the notch on the module...

Страница 74: ...g the printhead cable s 3 Remove the top screw A from the serial interface card bracket 4 Remove the three screws B securing the logic board to the bottom cover Take care not to lose the ground clips...

Страница 75: ...Go to Covers Top Removal on page 4 8 3 Remove the print unit Go to Print Unit Removal on page 4 28 4 Disconnect the power supply cable A 5 Remove the five screws B securing the power supply to the bot...

Страница 76: ...Covers Top Removal on page 4 8 2 Remove the printhead from the carrier Go to Printhead Removal on page 4 27 3 Loosen the carrier belt a Loosen the tension screw A b Remove tension from the belt by pu...

Страница 77: ...Repair Information 4 17 24xx 4 Remove the retaining wire A from the left side of the carrier shaft...

Страница 78: ...4 18 Service Manual 24xx 5 Remove the screw A from the forms thickness lever and remove the lever...

Страница 79: ...Remove the lower carrier motor mount screw A 7 Remove the two screws B from the carrier shaft bushing bracket on the left end of the carrier shaft and remove the bracket 8 Remove the E clip from the r...

Страница 80: ...arrier shaft A from the right side and out the left side of the printer 10 Remove the carrier from the printer Note Following replacement perform the Printhead to Platen Gap Adjustment Go to Printhead...

Страница 81: ...p cover Go to Covers Top Removal on page 4 8 2 Loosen the carrier belt a Loosen the tension screw A b Remove tension from the carrier belt by pulling up on the belt c Tighten the tension screw Looseni...

Страница 82: ...4 22 Service Manual 24xx 4 Remove the screw A from the forms thickness lever and remove the lever...

Страница 83: ...ecuring the carrier motor bracket to the print unit 8 Remove the home position sensor C from the top of the carrier motor bracket by pinching the clips underneath the bracket 9 Remove the carrier moto...

Страница 84: ...val on page 4 8 2 Release the latch and remove the paper select lever from the right side frame Paper Feed Motor Removal 1 Remove the top cover Go to Covers Top Removal on page 4 8 2 Remove the two sc...

Страница 85: ...Repair Information 4 25 24xx Form Thickness Lever Removal 1 Remove the top cover Go to Covers Top Removal on page 4 8 2 Remove the screw A from the lever and remove the form thickness lever...

Страница 86: ...1 Remove the top cover Go to Covers Top Removal on page 4 8 2 Remove the two platen screws A from each end of the platen 3 Remove the platen from the paper tray 4 Perform the Printhead to Platen Gap...

Страница 87: ...thead Reassembly Note Be sure the printhead cables are correctly aligned and secured Be sure to perform the Printhead to Platen Gap Adjustment procedure Go to Printhead to Platen Gap Adjustment on pag...

Страница 88: ...er Go to Covers Top Removal on page 4 8 2 Disconnect all cables from the logic board except the power supply cable 3 Remove the screw from the form thickness lever and remove the lever 4 Remove the tw...

Страница 89: ...Information 4 29 24xx 5 Remove the two grommet anchored screws A from the right side of the print unit 6 Remove the print unit from the bottom cover by pulling up forcefully on both sides of the prin...

Страница 90: ...vers Top Removal on page 4 8 2 Remove the carrier Go to Carrier Removal on page 4 16 3 Unsnap the white plastic end stop A from the top left side of the print unit 4 Unlatch the left side of the rack...

Страница 91: ...Repair Information 4 31 24xx Gears Removals Left Side Gears Removal 1 Remove the top cover Go to Covers Top Removal on page 4 8 2 Remove the three screws A from the serial interface card bracket...

Страница 92: ...4 32 Service Manual 24xx 3 Remove the four screws A from the paper feed motor bracket assembly...

Страница 93: ...Repair Information 4 33 24xx 4 Remove the paper feed motor bracket assembly exposing the gears as shown...

Страница 94: ...Side Gears Sub Frame Removal 1 Remove the top cover Go to Covers Top Removal on page 4 8 2 Unhook the wire retainer A from the carrier shaft 3 Remove the two screws and washers B from the sub frame 4...

Страница 95: ...Repair Information 4 35 24xx 5 Remove the sub frame exposing the right side gears A as shown...

Страница 96: ...Removals Roller Upper Feed Removal 1 Remove the top cover Go to Covers Top Removal on page 4 8 2 Remove the screw from the print cable shield and remove the shield 3 Remove the gear from the left end...

Страница 97: ...feed roller bracket One screw also retains the upper feed roller ground clip 5 Pull the upper feed roller from the left bracket and out of the printer 6 Be sure to perform the Printhead to Platen Gap...

Страница 98: ...o the far left of the printer 3 Remove the four screws A from the paper feed motor bracket 4 Remove the screw from the top of the serial interface card bracket 5 Disconnect the paper feed motor cable...

Страница 99: ...24xx 7 Unhook the spring clip A from the right end of the lower pinch roller shaft and push it off the gray slotted spring block B toward the back of the printer as shown 8 Slide the carrier to the ri...

Страница 100: ...ward the center of the roller shaft taking care that the blocks remain with the shaft during removal 12 Slide the carrier to the right side of the printer 13 While holding the lower pinch roller shaft...

Страница 101: ...e 4 16 4 Remove the two screws securing the black bracket to the inside of the right side frame 5 Remove the right side sub frame and the right side gears Go to Right Side Gears Sub Frame Removal on p...

Страница 102: ...11 Remove the five screws securing the left side frame and remove the frame 12 Remove the four screws from the right side frame and remove the bottom frame assembly 13 Remove the five screws from the...

Страница 103: ...Repair Information 4 43 24xx Sensors Removals...

Страница 104: ...ver Go to Covers Top Removal on page 4 8 2 Remove the screw from the forms thickness lever and remove the lever 3 Remove the screw from the head gap sensor and remove the sensor 4 Disconnect the head...

Страница 105: ...3 Sensor Paper Present Removal 1 Remove the top cover Go to Covers Top Removal on page 4 8 2 Remove the print unit Go to Print Unit Removal on page 4 28 3 Turn the print unit upside down 4 Remove the...

Страница 106: ...l 24xx Sensor Home Position Sensor Removal 1 Remove the top cover Go to Covers Top Removal on page 4 8 2 Disconnect the home position sensor cable from the logic board 3 Unsnap the home position senso...

Страница 107: ...joint gear latch A and remove the joint gear 3 Release the idler gear latch and remove the idler gear 4 Release the pick up gear latch and remove the gear 5 Release the combination lock mechanism lat...

Страница 108: ...er Removal 1 Remove the covers and the cut sheet support 2 Release the joint gear latch A and remove the joint gear idler gear and pick up gear 3 Remove the left and right roller bushings 4 Move the p...

Страница 109: ...Connector Locations 5 1 24xx 5 Connector Locations This chapter identifies the locations of specific parts of the printer...

Страница 110: ...5 2 Service Manual 24xx Signal Connections Power Supply 9w 24w...

Страница 111: ...Connector Locations 5 3 24xx Connector Pin Signal CN1 1 40 V dc 2 40 V dc 3 Power Gnd 4 Power Gnd 5 Signal Gnd 6 5 V dc 7 Power Save Mode Connector Signal F1 Fuse...

Страница 112: ...5 4 Service Manual 24xx Logic Board 9w 24w...

Страница 113: ...Gnd 3 Data 1 21 Signal Gnd 4 Data 2 22 Signal Gnd 5 Data 3 23 Signal Gnd 6 Data 4 24 Signal Gnd 7 Data 5 25 Signal Gnd 8 Data 6 26 Signal Gnd 9 Data 7 27 Signal Gnd 10 Acknlg 28 Signal Gnd 11 Busy 29...

Страница 114: ...5 6 Service Manual 24xx Logic Board 9w 24w...

Страница 115: ...ic Board Serial Board 9w 24w Connector Pin Signal CN200 1 5 V dc 2 5 V dc 3 CTS 4 DTS 5 RXD 6 RTS 7 DSR 8 TXD 9 Signal Gnd 10 SBSET Connector Pin Signal CN1 10 5 V dc 9 5 V dc 8 CTS 7 DTS 6 RXD 5 RTS...

Страница 116: ...5 8 Service Manual 24xx Logic Board 9w 24w...

Страница 117: ...Logic Board USB Cable 9w 24w Logic Board DC Power 9w 24w Connector Pin Signal CN201 1 5 V dc 2 DMNS 3 DPLS 4 Signal Gnd Connector Pin Signal CN12 1 40 V dc 2 40 V dc 3 Power Gnd 4 Power Gnd 5 Signal G...

Страница 118: ...5 10 Service Manual 24xx Logic Board 9w 24w...

Страница 119: ...tor Locations 5 11 24xx Logic Board Printhead 9w Connector Pin Signal CN400 1 H4 2 H6C 3 H8C 4 H1C 5 H6 6 H2C 7 H4C 8 H8 9 H2 10 H9 11 HDTHERMO 12 5 V dc 13 H1 14 H9C 15 H3 16 H7C 17 H5 18 H3C 19 H7 2...

Страница 120: ...5 12 Service Manual 24xx Logic Board 9w 24w...

Страница 121: ...Locations 5 13 24xx Logic Board Printhead 24w Connector Pin Signal CN300 1 40 V dc 2 R15 3 40 V dc 4 R21 5 40 V dc 6 R23 7 40 V dc 8 L24 9 R13 10 L22 11 L14 12 L20 13 40 V dc 14 L18 15 40 V dc 16 L16...

Страница 122: ...5 14 Service Manual 24xx Logic Board 9w 24w...

Страница 123: ...nector Locations 5 15 24xx Logic Board Printhead 24w Connector Pin Signal CN301 1 R9 2 R11 3 R7 4 R17 5 R5 6 R19 7 R3 8 HDTHERMO 9 R1 10 5 V dc 11 L2 12 40 V dc 13 L4 14 40 V dc 15 L6 16 L12 17 L8 18...

Страница 124: ...5 16 Service Manual 24xx Logic Board 9w 24w...

Страница 125: ...Set Sensor 9w 24w Logic Board Home Position Sensor 9w 24w Logic Board Paper Present Sensor 9w 24w Connector Pin Signal CN4 1 GAP1 2 Signal Gnd 3 GAP2 Connector Pin Signal CN9 1 HPSW 2 Signal Gnd Conne...

Страница 126: ...5 18 Service Manual 24xx Logic Board 9w 24w...

Страница 127: ...per Select Sensor 9w 24w Logic Board Pull Tractor Sensor 9w 24w Logic Board Top Of Form Sensor 9w 24w Connector Pin Signal CN8 1 TR FR 2 Signal Gnd Connector Pin Signal CN3 1 PLTR 2 Signal Gnd Connect...

Страница 128: ...5 20 Service Manual 24xx Logic Board 9w 24w...

Страница 129: ...onnector Locations 5 21 24xx Logic Board Carrier Motor 9w 24w Logic Board Paper Feed Motor 9w 24w Connector Pin Signal CN2 1 CAD 2 CAC 3 CAB 4 CAA Connector Pin Signal CN1 1 LFD 2 LFC 3 LFB 4 LFA 5 NC...

Страница 130: ...5 22 Service Manual 24xx Logic Board 9w 24w...

Страница 131: ...or Panel 9w 24w Connector Pin Signal CN13 Logic Board 1 5 V dc 2 SLATCH 3 5 V dc 4 TXD 5 Signal Gnd 6 RXD 7 Signal Gnd 8 SCLK 9 SG Connector Pin Signal CN1 Operator Panel 1 5 V dc 2 SLATCH 3 5 V dc 4...

Страница 132: ...5 24 Service Manual 24xx Logic Board 9w 24w...

Страница 133: ...or Locations 5 25 24xx Logic Board Dual Tractor Cable 9w 24w Connector Pin Signal CN10 1 40 V dc 2 40 V dc 3 Power Gnd 4 Power Gnd 5 5 V dc 6 COCOM 7 D SET 8 Signal Gnd 9 COA 10 COB 11 JAM 12 D H P 13...

Страница 134: ...al Board Serial Cable 9w 24w Connector Pin Signal Pin Signal CN2 1 Chassis Gnd 13 NC 2 TXD 14 NC 3 RXD 15 NC 4 RTS 16 NC 5 CTS 17 NC 6 DSR 18 NC 7 Signal Gnd 19 NC 8 NC 20 DTR 9 NC 21 NC 10 NC 22 NC 1...

Страница 135: ...N1 4 Not used CN1 5 5 V dc CN1 6 Motor common CN1 7 D Set signal for Tractor 2 plugged in CN1 8 Signal GND CN1 9 Motor phase A 0 V dc except when Tractor 2 motor is on CN1 10 Motor phase B 5 V dc when...

Страница 136: ...5 28 Service Manual 24xx...

Страница 137: ...polycarbonate parts causing premature failure Use only mineral oil based lubricants The following parts should be lubricated when replaced Oil felt carrier block Tractor unit Side frame left Side fram...

Страница 138: ...ctor Shaft Grease Side Frame Left and Gears Side Frame Right and ASF Gears Pinch Roller Pinch Roller Springs and Paper Separator ASF Side Frames Gears and Combination Lock Mechanism ASF Side Frame Lef...

Страница 139: ...Preventive Maintenance 6 3 24xx Lubrication Points Oil The oil felt 1 in the carrier block The tractor shaft 1...

Страница 140: ...6 4 Service Manual 24xx Lubrication Points Grease Gear mounting studs on the right side frame 2 The lower pinch roller 2...

Страница 141: ...Preventive Maintenance 6 5 24xx Lubrication Points Grease Continued Gear mounting studs on the left side frame 2...

Страница 142: ...6 6 Service Manual 24xx Lubrication Points Grease Continued Gear mounting studs on the left ASF side frame 2 Gear mounting studs on the right ASF side frame 2...

Страница 143: ...d separately and identified by description NS Not Shown in the Asm Index column indicates that the part is procurable but is not pictured in the illustration Note Graphic artwork depicting FRU assembl...

Страница 144: ...7 2 Service Manual 24xx Assembly 1 Covers...

Страница 145: ...3872 Cover Top 2481 2491 6 12G3870 Cover Option 7 79F4757 Line Cord U S AFE LV Canada Central and South America Mexico Saudi Arabia LV 7 1339519 Line Cord Malaysia and Singapore United Kingdom 7 13395...

Страница 146: ...7 4 Service Manual 24xx Assembly 1 Covers...

Страница 147: ...Tractor Paper 9D 12G3851 Shaft Set Tractor 2480 2490 9D 12G3852 Shaft Set Tractor 2481 2491 9E 12G3849 Frame Left Side Tractor 10 12G3810 Operator Panel Assembly 248X 10 12G3811 Operator Panel Assembl...

Страница 148: ...7 6 Service Manual 24xx Assembly 2 Carrier Paper Feed Right Side...

Страница 149: ...80 2481 8 12G3907 Screws Washers and Clips Parts Packet 9 12G3931 Kit Head Gap Adjustment 10 12G3884 Damper Frame Assembly 11 12G3905 Gears and Bushings Parts Packet 248X 11 12G3906 Gears and Bushings...

Страница 150: ...7 8 Service Manual 24xx Assembly 2 Carrier Paper Feed Right Side...

Страница 151: ...Parts Catalog 7 9 24xx Asm Index Part Number Description 2 22 12G3832 Roller Upper Feed 2480 2490 22 12G3833 Roller Upper Feed 2481 2491...

Страница 152: ...7 10 Service Manual 24xx Assembly 3 Carrier Paper Feed Left Side 3 11 7 13 18 5 16 9 15 2 10 17 4 12 8 14 19 1 20 23 21 26 24 22 25 1 1 2 2 2 2 2 2 2 2 2 2 2 10 11 6...

Страница 153: ...2G3941 Sensor Paper Select 10 12G3902 Holder Platen 11 12G3884 Damper Frame Assembly 12 12G3946 Sensor Head Gap 13 12G3821 Guide Paper Assembly 2480 2490 13 12G3820 Guide Paper Assembly 2481 2491 14 1...

Страница 154: ...7 12 Service Manual 24xx Assembly 3 Carrier Paper Feed Left Side 3 11 7 13 18 5 16 9 15 2 10 17 4 12 8 14 19 1 20 23 21 26 24 22 25 1 1 2 2 2 2 2 2 2 2 2 2 2 10 11 6...

Страница 155: ...talog 7 13 24xx Asm Index Part Number Description 3 24 12G3931 Kit Head Gap Adjustment 25 12G3947 Lever Form Thickness 26 56P1224 Motor Paper Feed with BKT 29 11A3274 Gear Idle 248X 29 11A3275 Gear Id...

Страница 156: ...7 14 Service Manual 24xx Assembly 4 Electronics...

Страница 157: ...LV 5 12G3806 Board Logic W O EPROM 2480 HV 5 12G3803 Board Logic W O EPROM 2481 LV 5 12G3807 Board Logic W O EPROM 2481 HV 5 12G3804 Board Logic W O EPROM 2490 LV 5 12G3808 Board Logic W O EPROM 2490...

Страница 158: ...7 16 Service Manual 24xx Assembly 5 ASF Roller Support...

Страница 159: ...er ASF Pick up Left and Right 2480 2490 4 1333275 Roller ASF Pick up Left and Right 2481 2491 5 12G3911 Hopper ASF Right 2480 2490 5 12G3893 Hopper ASF Right 2481 2491 6 12G3912 Support ASF Paper Righ...

Страница 160: ...7 18 Service Manual 24xx Assembly 6 ASF Side Frame Covers...

Страница 161: ...93 ASF Springs Parts Packet 2 95F6892 ASF Gears and Bushings Parts Packet 3 12G3920 Cover ASF Right 4 95F6894 ASF Screws Parts Packet 5 12G3921 Cover ASF TR2 Front 2480 2490 5 12G3930 Cover ASF TR2 Fr...

Страница 162: ...7 20 Service Manual 24xx Assembly 7 Tractor 2 Option...

Страница 163: ...rame Assembly Tractor 2 2481 2491 4 12G3853 Kit Tractors Left and Right 5 11A3335 Board Assembly W Cable and Ferrite Tractor 2 2480 2490 5 11A3336 Board Assembly W Cable and Ferrite Tractor 2 2481 249...

Страница 164: ...ion NS 12G3704 Adapter Coax Power Cable and Adapter NS 12G3705 Adapter Twinax Power Cable and Adapter NS 12G3709 Bracket Adapter Bracket Only NS 13A0297 Cable Coax Cable Only NS 13A0296 Cable Twinax C...

Страница 165: ...5 18 Serial Board 5 6 Top of Form Sensor 5 18 USB Cable 5 8 Power Supply 5 2 Serial Board Serial Cable 5 25 Tractor 2 5 26 Connector Locations 5 1 D Defaults U S 3 5 World Trade 3 5 Diagnostic Aids 3...

Страница 166: ...Removals 4 5 ASF Gears 4 47 Pick up Roller 4 48 Carrier 4 16 Carrier Motor Assembly 4 21 Covers Bottom 4 12 Front 4 6 Operator Panel 4 11 Option 4 7 Ribbon Access 4 6 Top 4 8 Covers Illustration 4 5...

Страница 167: ...ions 1 1 Start 2 1 Symptom Checks 2 5 Abnormal Indications 2 5 Abnormal Noise Problems 2 5 Abnormal Print Problems 2 6 ASF Problems 2 6 Error Indications 2 7 Operator Panel Problems 2 7 Paper Feed Pro...

Страница 168: ...7 5 12G3882 7 5 12G3883 7 5 12G3884 7 7 7 11 12G3885 7 15 12G3887 7 7 7 15 12G3888 7 7 12G3889 7 7 12G3890 7 7 12G3891 7 7 12G3893 7 17 12G3894 7 7 12G3895 7 7 12G3896 7 7 7 11 12G3897 7 7 12G3898 7 7...

Страница 169: ...22 1333275 7 17 1339517 7 3 1339518 7 3 1339519 7 3 1339520 7 3 1339521 7 3 1339522 7 3 1339523 7 3 1339524 7 3 1339525 7 3 56P1219 7 11 56P1224 7 13 56P1476 7 15 79F4757 7 3 79F4802 7 11 79F4830 7 5...

Страница 170: ...I 6 Service Manual 24xx...

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