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02/2000

2-54

DocuPrint N2125

RAP 64, RAP 65

Initial Issue

Status Indicator Repair Analysis Procedures

RAP 64 Envelope No Paper Sensor

Procedure

Enter Diagnostics and select Component Test. Scroll to Sensor Input Test and press Enter.
Press and release the Envelope Feeder No Paper Sensor Actuator. The number on the LCD
increments each time you press and release the Actuator.
Y

N
Switch the Printer power off. Remove the Left Interface Cover (

REP 1.1

), Left Cover (

REP

1.2

), and the Left Plate Assembly (

REP 1.11

). Switch the Printer power on. On the Print

Engine Controller PWB check the voltage between P/J23 Pin 4 and the frame ground.
The voltage is 0.0VDC.
Y

N
Go to RAP 

RAP 62

.

Check the voltage between P/J23 Pin 3 and frame ground. The voltage is 3.3 with the
Envelope Feeder No Paper Sensor de-actuated and 0.0VDC with the sensor actu-
ated.
Y

N
Switch the Printer power off and remove the Envelope Feeder. Check for continuity
between J418 (Envelope Connector Assembly) and P/J23 Pin 3 on the Print Engine
Controller PWB. There is continuity between the pins.
Y

N
Remove the Front Cover (

REP 1.6

) and the Front Left Cover (

REP 1.7

). Check

for continuity between P/J41 Pin 5 on the Connector PWB and P/J23 Pin 3 on
the Print Engine Controller PWB. There is continuity between the two pins.
Y

N
Check the Connector Harness Assembly for proper connection and for
defective wires. Repair or replace if necessary. If Harness is in good con-
dition, replace the Connector PWB (

REP 9.7

).

Replace the Envelope Connector Assembly (

REP 4.10

).

Replace the Envelope Feeder PWB (

REP 13.3

). If the problem persists, replace the

Envelope Feeder No Paper Sensor (

REP 13.10

).

Replace the Print Engine Controller PWB (

REP 9.3

).

Replace the Print Engine Controller PWB (

REP 9.3

).

RAP 65 Load Envelope (C5)

Procedure

Enter Diagnostics and select Component Test. Scroll to Sensor Input Test and press Enter.
Press and release the Envelope Feeder No Paper Sensor Actuator. The number on the LCD
increments each time you press and release the Actuator.
Y

N
Switch the Printer power off. Remove the Left Interface Cover (

REP 1.1

), Left Cover (

REP

1.2

), and the Left Plate Assembly (

REP 1.11

). Switch the Printer power on. On the Print

Engine Controller PWB check the voltage between P/J23 Pin 4 and the frame ground.
The voltage is 0.0VDC.
Y

N
Go to RAP 

RAP 62

.

Check the voltage between P/J23 Pin 3 and frame ground. The voltage is 3.3 with the
Envelope Feeder No Paper Sensor de-actuated and 0.0VDC with the sensor actu-
ated.
Y

N
Switch the Printer power off and remove the Envelope Feeder. Check for continuity
between J418 (Envelope Connector Assembly) and P/J23 Pin 3 on the Print Engine
Controller PWB. There is continuity between the pins.
Y

N
Remove the Front Cover (

REP 1.6

and the Front Left Cover (

REP 1.7

). Check

for continuity between P/J41 Pin 5 on the Connector PWB and P/J23 Pin 3 on
the Print Engine Controller PWB. There is continuity between the two pins.
Y

N
Check the Connector Harness Assembly for proper connection and for
defective wires. Repair or replace if necessary. If Harness is in good con-
dition, replace the Connector PWB (

REP 9.7

).

Replace the Envelope Connector Assembly (

REP 4.10

).

Replace the Envelope Feeder PWB (

REP 13.3

). If the problem persists, replace the

Envelope Feeder No Paper Sensor (

REP 13.10

).

Replace the Print Engine Controller PWB (

REP 9.3

).

Replace the Print Engine Controller PWB (

REP 9.3

).

Содержание N2125N - DocuPrint B/W Laser Printer

Страница 1: ...nter Service Manual 721P52390 February 2000 This Service Manual contains information that applies to the DocuPrint N2125 Laser Printer CAUTION These components are susceptible to electrostatic dischar...

Страница 2: ...he laser and output of the laser scanner unit produces a beam that if looked into could cause eye damage Service procedures must be followed exactly as written without change When servicing the machin...

Страница 3: ...tion Contents 4 1 Parts List 5 1 Section Contents 5 1 General Procedures 6 1 Section Contents 6 1 Wiring Data 7 1 Section Contents 7 1 Introduction The DocuPrint N2125 Service Manual is the primary do...

Страница 4: ...ify the type of defect that exists the test pattern to use and actions required to correct the defects Section 4 Repair Adjustment This section contains the instructions for removal replacement and ad...

Страница 5: ...device Operation of the equipment in a residential area may cause unacceptable interference to radio and TV reception requiring the operator to take whatever steps are necessary to correct the interfe...

Страница 6: ...Standards set by the United States Department of Health and Human Services as a Class 1 product This means that it is a laser product that does not emit dangerous laser radiation during any mode of c...

Страница 7: ...0 3 12 2 2000 3 13 2 2000 3 14 2 2000 3 15 2 2000 3 16 2 2000 3 17 2 2000 3 18 2 2000 3 19 2 2000 3 20 2 2000 3 21 2 2000 3 22 2 2000 3 23 2 2000 3 24 2 2000 3 25 2 2000 3 26 2 2000 4 1 2 2000 4 2 2 2...

Страница 8: ...0 6 19 2 2000 6 20 2 2000 6 21 2 2000 6 22 2 2000 6 23 2 2000 6 24 2 2000 6 25 2 2000 6 26 2 2000 6 27 2 2000 6 28 2 2000 6 29 2 2000 6 30 2 2000 6 31 2 2000 6 32 2 2000 6 33 2 2000 6 34 2 2000 6 35 2...

Страница 9: ...DocuPrint N2125 Revision Control List 02 2000 x Page Revision Page Revision Page Revision Page Revision Page Revision Page Revision Initial Issue...

Страница 10: ...ice Call Procedures Initial Issue 1 Service Call Procedures 1 0 Introduction 1 3 1 1 Machine Orientation 1 3 1 2 Call Flow 1 4 1 3 Initial Actions 1 5 1 4 Corrective Actions 1 5 1 5 Final Actions 1 7...

Страница 11: ...02 2000 1 2 DocuPrint N2125 Initial Issue Service Call Procedures...

Страница 12: ...onse will lead you to the next step A No response will indicate the next step to perform or will direct you to a Repair Analysis Procedure RAP RAPs will provide the instructions to isolate the faulty...

Страница 13: ...anual sections as follows Section 1 Initial Actions Corrective Actions and Final Actions Section 2 Status Indicator Repair Analysis Procedures RAPs Section 3 Image Quality Repair Analysis Procedures I...

Страница 14: ...e the fre quency of a problem Access the Error Code Tables Table 1 or Table 2 and perform the corrective action as instructed 12 If the Fault History can not be printed the fault history can be displa...

Страница 15: ...able 1 of section 2 If a Offset Catch Tray OCT is installed run at least 5 prints to the OCT GP 2 5 for test print If an OCT is not installed follow the Y path Prints were successfully delivered to th...

Страница 16: ...tasks 4 Clean the covers and ensure all labels are readable 5 Switch the printer power on If any of the customer selections were changed return them to the customer s preferred settings 6 Run final p...

Страница 17: ...02 2000 1 8 DocuPrint N2125 1 5 Initial Issue Service Call Procedures...

Страница 18: ...ssembly 2 32 RAP 31 Fuser Assembly 2 32 RAP 32 Registration Sensor 2 33 RAP 33 MBF No Paper Sensor 2 34 RAP 34 Tray 1 No Paper Sensor 2 34 RAP 35 Standard Bin Stack Full Sensor 2 35 RAP 36 Print Cartr...

Страница 19: ...02 2000 2 2 DocuPrint N2125 Initial Issue Status Indicator Repair Analysis Procedures...

Страница 20: ...late a problem to a specific component or subassembly excluding the wire harnesses In the Y N Yes No steps of the RAPs a Yes No response will either lead you to the next step or will indicate a correc...

Страница 21: ...02 2000 2 4 DocuPrint N2125 Introduction Measurements Initial Issue Status Indicator Repair Analysis Procedures...

Страница 22: ...Top Tray Full Top Tray is declared full when 5 prints are delivered to the top tray after the Full Stack Sensor is actuated Empty Top Tray Go to RAP 6 Tray 1 Empty No Fault Entry C5 Tray 1 Add Pap Tr...

Страница 23: ...Open Tray 1 Open Front Cover Clear Paper Path Go to RAP 8 Tray 2 Misfeed with 550 Sheet Feeder installed as Tray 2 Tray 2 Jam Open Tray 2 E2 12 E2 1 Feed Jam Paper does not arrive at Registration Sens...

Страница 24: ...Front Cover Clear Paper Path Go to RAP 56 Paper Jam Open Rear Cover E7 1 E7 1 Duplex Jam Paper late to Duplex Sensor Open the Rear Cover Remove Duplex Unit Clear Paper Path Go to RAP 56 Duplex Jam 3...

Страница 25: ...memory format required Go to RAP 9 Motor Failure Power Off On U1 U1 Motor Fail Motor Fail signal is declared 1 3 sec onds after start of Main Motor Power Off and On Go to RAP 16 Laser Failure Power Of...

Страница 26: ...ontroller parallel port failure USB port failure E Net Port Failure Replace System Controller PWB REP 9 2 1000 IOT 8 System Controller IOT handshake failure Remove and reinstall the System Controller...

Страница 27: ...02 2000 2 10 DocuPrint N2125 Error Code Tables Initial Issue Status Indicator Repair Analysis Procedures...

Страница 28: ...he AC voltage between AC Line and Neutral between AC Line and Ground and between AC Neutral and Ground The voltage between Line and Neutral and between Line and Ground is 90 to 140 VAC and the voltage...

Страница 29: ...eplace the LVPS REP 9 5 Problem Solved Measure the voltage between LVPS P J281 pin 1 and frame ground The voltage is 24VDC Y N On the LVPS measure the voltage between P J284 pin 2 and frame ground The...

Страница 30: ...es listed in Table 1 All voltages are correct Y N Replace the Print Engine Controller PWB REP 9 3 Switch the printer power off Reconnect P J23 Switch the printer power on Measure the voltages listed i...

Страница 31: ...tween the two pins Y N Repair or replace the Paper Feeder Socket Replace the following parts one at a time until the problem is resolved Stack Height Sensor 3 4 Feeder PWB 3 9 Size 1 PWB 3 13 Print En...

Страница 32: ...crements each time you press and release the actuator Y N Go to RAP 34 Replace the Print Engine Controller PWB REP 9 3 Check the paper level in Tray 2 3 There is paper in the Tray Y N Load paper into...

Страница 33: ...5 Replace Print Engine Controller PWB REP 9 3 Remove the paper stack RAP 7 MBF Misfeed E2 Paper arrives early or late to the Registration Sensor Procedure Switch the printer power off Open the Front C...

Страница 34: ...leted sucess fully Y N Remove the tray currently in feeder 2 Check the Nudger and Feed Rolls in feeder 2 for contamination and wear The Feed Rolls are clean and in good condition Y N Replace the Feed...

Страница 35: ...the Duplex unit if installed Open the Fuser Access Cover Check for contamination paper scraps or other obstructions The paper path is clean and free of obstructions Y N Clean components and remove all...

Страница 36: ...other obstructions The paper path is clean and free of obstructions Y N Remove obstructions and clean components as necessary Enter Diagnostics and select Test Print Run 25 prints from Tray 1 When the...

Страница 37: ...Disconnect P J30 from the Print Engine Controller PWB Measure the resistance between pins 1 and 2 on the discon nected plug as you open and close the Rear Cover There is continuity when the Rear Cover...

Страница 38: ...u insert the cartridge and no continuity when you remove the cartridge Y N The Print Cartridge is a Xerox N2125 Print Cartridge Y N Replace Print Cartridge with a Xerox N2125 Print Cartridge PL 8 1 Re...

Страница 39: ...he Fuser Assembly REP 6 2 Manually rotate the rotor of the Motor clock wise The rotor of the Main Motor rotates smoothly Y N Remove the Main Motor REP 8 1 Manually rotate the rotor of the Motor clock...

Страница 40: ...g password 0734 Check the value for Print Resolu tion and for Laser Power The value for Resolution is 02 and for Laser Power is 8 Y N Replace the Print Engine Controller PWB REP 9 3 Select Component T...

Страница 41: ...times The U6 Error Code reappears Y N Problem Solved Enter Diagnostics and select NVM Config password 0734 It is possible to enter into the NVM Config Y N Replace the Print Engine Controller PWB REP 9...

Страница 42: ...and frame ground Press the Enter key The voltage changes from 0 8VDC to 0 0VDC when you press the Enter key Y N Replace the Print Engine Controller PWB REP 9 3 Replace the LVPS REP 9 5 Replace the Fa...

Страница 43: ...rocedure Run a Test Print Inspect the print quality The print is light Y N Return to Initial Actions Replace the Print Cartridge PL 8 1 Run 5 test prints Config Sheet or Demo Page and inspect the prin...

Страница 44: ...wer and checking for 3 3VDC on P J13 between pins 1 and 2 after each one is installed Replace the option just installed when the voltage fails On the System Controller PWB check the voltage on P J13 b...

Страница 45: ...Reconnect P J18 to the System Controller PWB Switch the printer power on Check the voltages between the pins listed in Table 1 and frame ground All the voltages listed in the column with P J18 connec...

Страница 46: ...the Control Panel Assembly PL 1 1 Replace the System Controller PWB REP 9 2 RAP 27 Erratic Printer Operation Procedure Disconnect all host cables Enter diagnostics and select Test Print Run 15 to 20...

Страница 47: ...7 P J34 Duplex PWB REP 12 4 P J33 Size 1 PWB REP 3 13 P J22 Laser REP 7 4 P J21 Laser REP 7 4 P J23 Connector PWB REP 9 7 P J31 Stack Full Sensor REP 6 6 P J30 Rear Interlock Switch REP 9 10 P J25 Pri...

Страница 48: ...g or replace the Rear Interlock Switch REP 9 10 Replace the Print Engine Controller PWB REP 9 3 The voltage on pin 7 is correct Y N On the Print Engine Controller PWB check the voltage between P J28 p...

Страница 49: ...5 Check the voltage between P J25 pin 3 and frame ground The voltage is 5 0VDC Y N Go to RAP 36 Replace the Print Engine Controller PWB REP 9 3 Measure the voltage between P J21 pin 9 and frame groun...

Страница 50: ...P 1 1 Left Cover REP 1 2 and the Left Plate Assembly REP 1 11 Switch the printer power on On the Print Engine Controller PWB measure the voltage between P J23 pin 11 and frame ground The voltage is 3...

Страница 51: ...the MBF No Paper Sensor REP 4 8 Replace the Connector PWB REP 9 7 Replace the Print Engine Controller PWB REP 9 3 It appears that the MBF No Paper Sensor is working correctly If a problem persists rep...

Страница 52: ...Procedure Open the Front Cover and remove the Print Cartridge Inspect the tab on the top of the Print Cartridge that actuates the Print Cartridge Sensor Assembly The tab on the Print Cartridge is int...

Страница 53: ...t Test Scroll to Confirm Reg Clutch and press Enter You can hear the Registration Clutch energize Y N Switch the printer power off Remove the Left Interface Cover REP 1 1 Left Cover REP 1 2 and the Le...

Страница 54: ...erking Y N Replace the Turn Roll Assembly REP 3 2 Replace the Turn Roll Clutch REP 3 2 If the problem persists replace the Print Engine Con troller PWB REP 9 3 RAP 40 Tray 1 Feed Clutch Procedure NOTE...

Страница 55: ...eed Solenoid REP 4 9 Switch the printer power off Open the Front Cover and remove the Print Cartridge With the Front Cover open cheat the Front Cover Interlock Enter Diagnostics and select Component T...

Страница 56: ...y feet away from other devices The Electrical Noise problem is still present Y N Problem solved Check the AC wall outlet and power cord see RAP 1 The AC wall outlet is correctly wired and grounded Y N...

Страница 57: ...ode reappears Y N Switch the printer power off Install the removed DIMM in Slot 2 bottom DIMM slot Switch the printer power on The error code reappears Y N Switch the printer power off Remove DIMM fro...

Страница 58: ...e System Controller PWB REP 9 2 Replace the DIMM installed in slot 3 with a new DIMM PL 10 1 Replace the System Controller PWB REP 9 2 RAP 47 DIMM 3 0103 Procedure Switch the printer power off Remove...

Страница 59: ...off Open the Rear Cover and manually rotate the Exit Chute Assem bly The Exit Chute rotates without binding Y N Remove the Exit Chute Assembly REP 6 4 Repair or replace components as necessary PL 7 1...

Страница 60: ...Unit installed Y N Replace the Print Engine Controller PWB REP 9 3 Check the Face Up Tray Sensor Actuator on the Rear Cover The actuator is in good condi tion Y N Replace the Rear Cover REP 1 8 Cheat...

Страница 61: ...02 2000 2 44 DocuPrint N2125 RAP 50 RAP 51 Initial Issue Status Indicator Repair Analysis Procedures...

Страница 62: ...Engine Controller PWB REP 9 3 Replace the Print Engine Controller PWB REP 9 3 RAP 53 550 Sheet Feeder Feed Clutch The 550 Sheet Feeder is not feeding paper or not feeding paper at the correct time Pro...

Страница 63: ...s inserted into the feeder The mating connectors are properly connected when the paper tray is inserted Y N Repair or replace components as necessary Replace the Tray 1 Size PWB REP 3 13 If the proble...

Страница 64: ...structions from the printer Check the Duplex Belt Rollers and gears Check for contamination wear and obstructions The Duplex rollers gears and belt are clean and in good condition Y N Replace componen...

Страница 65: ...02 2000 2 48 DocuPrint N2125 RAP 55 RAP 56 Initial Issue Status Indicator Repair Analysis Procedures...

Страница 66: ...cs and select Component Test Scroll to OCT Motor Operation On the Print Engine Controller PWB check the volt age between P J35 pin 6 and frame ground Press Enter The voltage drops from 3 3VDC to 0 5VD...

Страница 67: ...59 Remove Output From Offset Bin C5 Error code indicates the output tray is full Procedure There is a paper stack in the offset bin actuating the Stack Full Sensor Y N The paper is curled Y N Lift and...

Страница 68: ...e Print Engine Controller PWB Switch the printer power on On the Print Engine Controller PWB measure the voltage between P J35 pin 2 and frame ground There is 3 3VDC between P J35 pin 2 and frame grou...

Страница 69: ...02 2000 2 52 DocuPrint N2125 RAP 60 RAP 61 Initial Issue Status Indicator Repair Analysis Procedures...

Страница 70: ...eplace the Envelope Connector Assembly REP 4 10 Replace the Envelope Feeder PWB REP 13 3 Replace the Envelope Feeder PWB REP 13 3 Problem solved RAP 63 Envelope Feed Clutch Procedure Enter Diagnostics...

Страница 71: ...ists replace the Envelope Feeder No Paper Sensor REP 13 10 Replace the Print Engine Controller PWB REP 9 3 Replace the Print Engine Controller PWB REP 9 3 RAP 65 Load Envelope C5 Procedure Enter Diagn...

Страница 72: ...r the clutch energize Y N Go to RAP 63 Scroll to Main Motor Operation and press Enter Scroll to Confirm EBF Clutch Watch the Feed Belts and Feed Rollers and press Enter The Feed Belts and Feed Rollers...

Страница 73: ...02 2000 2 56 DocuPrint N2125 RAP 66 Initial Issue Status Indicator Repair Analysis Procedures...

Страница 74: ...mears 3 10 Spots 3 10 Other Print Defects 3 11 IQ RAP 1 Light Undertoned Prints 3 11 IQ RAP 2 Blank Prints 3 12 IQ RAP 3 Spots 3 13 IQ RAP 4 Horizontal Deletions 3 14 IQ RAP 5 Vertical Deletions 3 15...

Страница 75: ...02 2000 3 2 DocuPrint N2125 Initial Issue Image Quality Repair Analysis Procedures...

Страница 76: ...quality issues After resolving an image quality problem return to Image Quality Checkout to verify that no other image quality defects exist Sample reproductions of the various image quality patterns...

Страница 77: ...s bands in the direction of scan IQ RAP 8 RESIDUAL IMAGES The image from a previous print which was not removed during the cleaning process has been developed on the current print IQ RAP 9 BLACK PRINT...

Страница 78: ...e 5 prints of the System Controller Test Print Figure 1 Discard the first two prints and retain the remaining prints for image quality analysis The Image quality Checkout is used to evaluate the follo...

Страница 79: ...ity is uniform Y N Go to IQ RAP 12 Uneven Density The prints are too faint Y N The prints are black Y N Go to IQ RAP 11 Background Go to IQ RAP 10 Black Prints Go to IQ RAP 1 Light Prints The Solid Ar...

Страница 80: ...P 5 Vertical Deletions Figure 1 Line Band or Spot Deletions Fusing Procedure NOTE The operating environment of the printer is from 41 F 5 Celsius at 15 relative humidity to 95 F 35 Celsius at 85 relat...

Страница 81: ...the corners should be uniform in appear ance The three checks arrows 1 2 3 are within specification Y N Go to IQ RAP 18 Resolution The printed test patterns meet the Resolution specification Go to the...

Страница 82: ...AP 15 Registration The printed test patterns meet the lead edge to trail edge registration specification Go to Skew Figure 1 Registration Lead Edge to Trail Edge Skew Procedure Enter Diagnostics and s...

Страница 83: ...re 1 Skips Smears Spots Procedure From the menu mode run a Config Sheet Inspect the print for spots Figure 1 Within a 208 x 95 mm square There should be no spots larger than or equal to 0 5 mm visible...

Страница 84: ...artridge Check that the Print Cartridge ground contact points are clean Ensure there are no obstructions in the Laser path Procedure Load fresh dry paper Run a test print The image density meets speci...

Страница 85: ...he output print Figure 1 Figure 1 Blank Prints Initial Actions Inspect the printer paper path for items such as staples paper clips and paper scraps Check installation of the Print Cartridge Check tha...

Страница 86: ...solved IQ RAP 3 Spots There are spots of toner randomly scattered on the page Figure 1 Figure 1 Spots Initial Actions Check that the paper supply is clean dry and fresh recycled paper may have spots...

Страница 87: ...ons extend across the page Figure 1 Figure 1 Horizontal Deletions Initial Actions Check that the paper supply is dry and fresh Inspect the printer paper path for items such as staples paper clips and...

Страница 88: ...Cartridge Side Guide REP 7 5 BTR Assembly REP 7 1 Chute Transport Assembly REP 6 1 Laser Assembly REP 7 4 Print Engine Controller PWB REP 9 3 Fuser Assembly REP 6 2 MBF Chute Assembly REP 4 1 Registr...

Страница 89: ...ed with irregular white areas Figure 1 Spot Deletions Initial Actions Check that the paper supply is dry and fresh Inspect the printer paper path for items such as staples paper clips and paper scraps...

Страница 90: ...e clean Check that the paper is within specifications Inspect the paper path between feed and exit for contamination or obstructions Procedure Enter Diagnostics and select Test Print Scroll to Print P...

Страница 91: ...upply is dry and fresh Inspect the printer paper path for items such as staples paper clips and paper scraps Check installation of the Print Cartridge Check that the Print Cartridge ground contact poi...

Страница 92: ...y REP 7 1 Open the Rear Cover Remove the Fuser Assembly Rotate the fuser idler gear manually and inspect the Heat Roll Open the fuser jam access cover Rotate the fuser idler gear manually and inspect...

Страница 93: ...is found BTR Assembly REP 7 1 Fuser Assembly REP 6 2 HVPS PWB REP 9 6 Print Cartridge Side Guide REP 7 5 IQ RAP 10 Black Prints A totally black output print There is toner on the paper with no visible...

Страница 94: ...VPS PWB REP 9 6 Fuser Assembly REP 6 2 Chute Transport Assembly REP 6 1 Laser Assembly REP 7 4 Print Cartridge Side Guide REP 7 5 Print Engine Controller PWB REP 9 3 Problem solved Problem solved IQ R...

Страница 95: ...for any obstructions or debris that might hamper the passage of the paper Ensure the Print Cartridge is properly installed Procedure Run 5 test prints single sided from each paper tray If the printer...

Страница 96: ...Check for obstructions or con tamination Clean or replace as necessary Check all rolls and drives in the Exit Assembly Check for obstructions or contamination Clean or replace as necessary Check the...

Страница 97: ...he paper supply is dry and fresh and loaded correctly Check that the Paper Tray guides are set correctly Check that rollers and other components in the paper path are clean and unobstructed Procedure...

Страница 98: ...dge PL 8 1 IQ RAP 17 Unfused Image The printed image is not fully fused to the paper The image rubs off easily Figure 1 Figure 1 Unfused Image Initial Actions Check to ensure that the paper is within...

Страница 99: ...r Assembly REP 6 2 Replace the following in order until the defective component is found Fuser Assembly REP 6 2 Print Engine Controller PWB REP 9 3 LVPS PWB REP 9 5 IQ RAP 18 Resolution The two pixel...

Страница 100: ...d Pad Assembly 4 33 REP 4 8 MBF No Paper Sensor 4 33 REP 4 9 Pick Up Solenoid 4 34 REP 4 10 Envelope Connector Assembly 4 35 Paper Transportation REP 5 1 Paper Handler Assembly 4 37 REP 5 2 Toner Sens...

Страница 101: ...or 4 87 REP 11 15 Feeder Socket 4 88 REP 11 16 550 Sheet Feeder Size Harness Assembly 4 88 REP 11 17 Size Sensor Housing Assembly 4 89 REP 11 18 Size Sensor Actuators 4 90 REP 11 19 Size PWB 4 91 REP...

Страница 102: ...r to steps in the procedure For example if step 3 in a procedure instructed you to remove a screw the screw in the illustration would be labeled 3 Illustrations are used to assist you with the procedu...

Страница 103: ...02 2000 4 4 DocuPrint N2125 Introduction Initial Issue Repair Adjustment...

Страница 104: ...r to the rear and remove Figure 1 Figure 1 Left Interface Cover Replacement 1 Reinstall the components in the reverse order REP 1 2 Left Cover Parts List on PL 1 1 Removal WARNING Switch off the power...

Страница 105: ...ment 1 Reinstall the components in the reverse order REP 1 4 Top Cover Assembly Parts List on PL 1 1 Removal WARNING Switch off the power and disconnect the Power Cord 1 Remove Tray 1 2 Remove the Fro...

Страница 106: ...r Assembly 5 Remove the Top Cover Assembly REP 1 4 6 Remove the four screws securing the Right Cover Figure 1 NOTE On printers without an optional feeder slide the right edge of the printer over the e...

Страница 107: ...ft stud of the printer Figure 1 4 Slide the Front Cover to the right and remove Figure 1 Figure 1 Front Cover Replacement 1 Reinstall the components in the reverse order REP 1 7 Left Front Cover Parts...

Страница 108: ...mbly by squeezing the clips 2 Lift the lead edge of the locking tab to release and remove the Stopper from the cover Figure 1 3 Slide the Pivot Stopper that secures the left Rear Cover Assembly Figure...

Страница 109: ...he left as viewed from the rear until the hinge pin is free of the Rear Cover 6 Remove the Rear Face Up Cover Assembly Figure 1 Rear Face Up Cover Assembly Replacement 1 Reinstall the components in th...

Страница 110: ...late Replacement 1 Reinstall the components in the reverse order REP 1 12 Plate Handle Parts List on PL 9 1 Removal WARNING Switch off the power and disconnect the Power Cord 1 Remove Paper Tray 1 2 R...

Страница 111: ...02 2000 4 12 DocuPrint N2125 REP 1 11 REP 1 12 Initial Issue Repair Adjustment...

Страница 112: ...he power and disconnect the Power Cord 1 Remove Tray 1 2 Release the left and right latches of Tray 1 Figure 1 3 Open the Retard Chute Figure 1 4 Lift the locking tab and remove the Retard Roll Assemb...

Страница 113: ...r Cord 1 Remove Tray 1 2 Release the left and right latches of Tray 1 Figure 1 3 Open the Retard Chute Figure 1 4 Lift the locking tab and remove the Retard Roll Assembly Figure 2 5 Remove the Frictio...

Страница 114: ...nd right latches of Tray 1 Figure 1 3 Open the Retard Chute Figure 1 4 Release the two Locking Tabs and lift the Retard Assembly Figure 2 5 Remove the Retard Spring from the Roll Assembly Figure 2 Fig...

Страница 115: ...Figure 1 3 Remove the Motor Spring Figure 1 4 Remove the bearing Figure 1 NOTE It may be necessary to use a scribe or small screwdriver to lift the locking tabs to disconnect P J672 5 Press the Socke...

Страница 116: ...gure 1 NOTE It may be necessary to use a scribe or small screwdriver to lift the locking tabs to disconnect P J672 5 Disconnect P J672 from the Socket Guide Figure 2 6 Remove the two screws that secur...

Страница 117: ...02 2000 4 18 DocuPrint N2125 REP 2 5 Initial Issue Repair Adjustment...

Страница 118: ...ent 1 Reinstall the components in the reverse order REP 3 2 Turn Roll Assembly Parts List on PL 3 1 Removal WARNING Switch off the power and disconnect the Power Cord 1 Remove Tray 1 2 Remove the Left...

Страница 119: ...ver Assembly REP 1 6 5 Remove the Left Front Cover REP 1 7 6 Remove the Left Plate Assembly REP 1 11 7 Remove the Plate Handle REP 1 12 8 Open Rear Door 9 Remove the Top Cover Assembly REP 1 4 10 Remo...

Страница 120: ...elease the five hooks and remove the Sensor Figure 1 Figure 1 Stack Height Sensor Replacement 1 Reinstall the components in the reverse order REP 3 5 Low Paper Sensor Parts List on PL 3 1 Removal WARN...

Страница 121: ...y REP 1 4 10 Remove the Right Cover REP 1 5 11 Remove the LVPS PWB REP 9 5 12 Remove the Paper Feeder REP 3 1 13 Remove the four screws that secure the bracket to the Paper Feeder and remove the brack...

Страница 122: ...e Top Cover Assembly REP 1 4 10 Remove the Right Cover REP 1 5 11 Remove the LVPS PWB REP 9 5 12 Remove the Paper Feeder REP 3 1 13 Remove the Feed Clutch Assembly REP 3 6 14 Remove the E ring that se...

Страница 123: ...ble to electrostatic discharge Observe all ESD procedures to avoid damage WARNING Switch off the power and disconnect the Power Cord 1 Remove Tray 1 2 Remove the Left Interface Cover Assembly REP 1 1...

Страница 124: ...embly REP 1 6 5 Remove the Left Front Cover REP 1 7 6 Remove the Left Plate Assembly REP 1 11 7 Remove the Plate Handle REP 1 12 8 Open Rear Door 9 Remove the Top Cover Assembly REP 1 4 10 Remove the...

Страница 125: ...Remove Left Cover REP 1 2 4 Remove the Front Cover Assembly REP 1 6 5 Remove the Left Front Cover Assembly REP 1 7 6 Remove Top Cover Assembly REP 1 4 7 Remove the Left Plate Assembly REP 1 11 8 Remo...

Страница 126: ...emove the Size Sensor Housing REP 3 11 NOTE Observe orientation of switch actuators before removal 10 Remove the four screws that secure the Size Sensor Actuators to the Size Sensor Hous ing Figure 1...

Страница 127: ...ws that secure the Tray 1 Size PWB to the Size Sensor Housing Fig ure 1 13 Lift the PWB and disconnect P J51 and P J331 Figure 1 Tray 1 Size PWB Replacement 1 Reinstall the components in the reverse o...

Страница 128: ...components in the reverse order REP 4 2 MBF Feed Roll Assembly Parts List on PL 4 1 Removal WARNING Switch off the power and disconnect the Power Cord 1 Remove Tray 1 2 Remove the Left Interface Cove...

Страница 129: ...on PL 4 1 Removal WARNING Switch off the power and disconnect the Power Cord 1 Open the Front Cover 2 Lift the locking tab and slide the right core to the right Figure 1 3 Slide the MBF Feed Roll to t...

Страница 130: ...Remove the MBF Feed Roll Assembly REP 4 2 7 Disconnect the hook that secures the Bottom Tray Assembly to the MBF Chute Assembly Figure 1 8 Use a small screwdriver to carefully lift the locking tab and...

Страница 131: ...Paper Actuator from the back of the Bottom Tray and remove Figure 1 Figure 1 MBF No Paper Actuator Replacement 1 Reinstall the components in the reverse order REP 4 6 Tray Pick Up Parts List on PL 4 1...

Страница 132: ...e the assembly Figure 1 Figure 1 Retard Pad Assembly Replacement 1 Reinstall the components in the reverse order REP 4 8 MBF No Paper Sensor Parts List on PL 4 1 Removal WARNING Switch off the power a...

Страница 133: ...off the power and disconnect the Power Cord 1 Remove Tray 1 2 Remove the Left Interface Cover Assembly REP 1 1 3 Remove the Front Cover Assembly REP 1 6 4 Remove the Left Front Cover REP 1 7 5 Remove...

Страница 134: ...3 Remove the Front Cover Assembly REP 1 6 4 Remove the MBF Chute Assembly REP 4 1 5 Remove the two screws that serve the Envelope Connector Assembly in the Chute Assembly Figure 1 6 Slide the Envelop...

Страница 135: ...02 2000 4 36 DocuPrint N2125 REP 4 10 Initial Issue Repair Adjustment...

Страница 136: ...e Left Front Cover REP 1 7 5 Remove the MBF Chute Assembly REP 4 1 6 Using long nose pliers remove Shaft 14 from the Printer Figure 1 7 Remove Gear 14 Figure 2 8 Disconnect P J43 and P J42 from the Co...

Страница 137: ...ARNING Switch off the power and disconnect the Power Cord 1 Remove Tray 1 2 Remove the Left Interface Cover Assembly REP 1 1 3 Remove the Front Cover Assembly REP 1 6 4 Remove the Left Front Cover REP...

Страница 138: ...er Assembly REP 1 1 3 Remove the Front Cover Assembly REP 1 6 4 Remove the Left Front Cover REP 1 7 5 Remove the MBF Chute Assembly REP 4 1 6 Remove the Paper Handler Assembly REP 5 1 7 Open the Upper...

Страница 139: ...dler Figure 1 10 Disconnect P J432 from the Registration Sensor Figure 1 Registration Sensor Replacement 1 Reinstall the components in the reverse order REP 5 5 Registration Clutch Parts List on PL 5...

Страница 140: ...haft Figure 1 10 Release the two registration springs from the Metal Registration Roll Figure 2 11 Squeeze and hold the Upper Chute and Inlet Chute together Align the hole in the chute with the Boss o...

Страница 141: ...02 2000 4 42 DocuPrint N2125 REP 5 6 Initial Issue Repair Adjustment Figure 2 Registration Springs Figure 3 Rubber Registration Roll Replacement 1 Reinstall the components in the reverse order...

Страница 142: ...at secures the TR Wire red to the Transport Chute Assembly Fig ure 1 10 Use care not to drop high voltage contact springs when chute is removed Figure 1 11 Remove the two screws that secure the Transp...

Страница 143: ...mbly REP 4 1 12 Remove the Paper Handler Assembly REP 5 1 13 Remove the Transport Chute Assembly REP 6 1 14 Remove the Print Cartridge Top Guide Assembly REP 7 2 15 Remove the Print Engine Controller...

Страница 144: ...Left Cover REP 1 2 6 Remove the Left Plate Assembly REP 1 11 7 Remove the Top Cover Assembly REP 1 4 8 Remove the Rear Cover Assembly REP 1 8 9 Remove the Interlock Cover REP 1 10 10 Disconnect P J31...

Страница 145: ...sembly to the Exit Chute Assembly Figure 1 12 Remove the Motor Figure 1 Figure 1 Exit Motor Assembly Replacement 1 Reinstall the components in the reverse order REP 6 6 Stack Full Sensor Parts List on...

Страница 146: ...10 Remove the Exit Chute Assembly REP 6 4 11 Lift the Static Eliminator Assembly and remove Figure 1 See REP 6 8 step 6 12 Remove the Stack Full Actuator REP 6 8 13 Release the locking tab and remove...

Страница 147: ...02 2000 4 48 DocuPrint N2125 REP 6 7 Initial Issue Repair Adjustment Figure 2 Mid 1 Roll Assembly Figure 3 Mid 2 Roll Assembly Replacement 1 Reinstall the components in the reverse order...

Страница 148: ...embly REP 1 1 3 Remove the Left Cover REP 1 2 4 Remove the Top Cover Assembly REP 1 4 5 Remove the Rear Cover Assembly REP 1 8 6 Remove the Static Eliminator Assembly Figure 1 7 Lift the right end of...

Страница 149: ...ed before the Upper Cover Assembly to avoid break age 5 Invert the Fuser Assembly to access the Fuser Heat Rod Figure 2 6 Remove the three screws securing the Fuser Heat Rod and Harness Figure 2 NOTE...

Страница 150: ...n the reverse order REP 7 2 Print Cartridge Top Guide Assembly Parts List on PL 8 1 Removal WARNING Switch off the power and disconnect the Power Cord 1 Remove Tray 1 2 Remove the Left Interface Cover...

Страница 151: ...Remove the Left Plate Assembly REP 1 11 7 Open the Rear Cover 8 Remove the Print Cartridge Top Guide Assembly REP 7 3 9 Release the harness of the Print Cartridge Sensor Assembly from the three clamps...

Страница 152: ...r Assembly Replacement 1 Reinstall the components in the reverse order REP 7 5 Print Cartridge Side Guide Parts List on PL 8 1 Removal WARNING Switch off the power and disconnect the Power Cord 1 Remo...

Страница 153: ...02 2000 4 54 DocuPrint N2125 REP 7 4 REP 7 5 Initial Issue Repair Adjustment...

Страница 154: ...power and disconnect the Power Cord 1 Remove Tray 1 2 Remove the Left Interface Cover Assembly REP 1 1 3 Remove the Left Cover REP 1 2 4 Remove the Front Cover Assembly REP 1 6 5 Remove the Left Front...

Страница 155: ...REP 8 2 Initial Issue Repair Adjustment 20 Pull bottom of assembly out and lower the assembly to release the locking tab and remove Figure 1 Figure 1 Drive Gear Assembly Replacement 1 Reinstall the co...

Страница 156: ...sembly to the printer Figure 1 12 Remove the Fan Figure 1 Figure 1 Fan Assembly Replacement 1 Reinstall the components in the reverse order REP 9 2 System Controller PWB Parts List on PL 10 1 Removal...

Страница 157: ...void damage WARNING Switch off the power and disconnect the Power Cord 1 Remove the Left Interface Cover Assembly REP 1 1 2 Remove the Left Cover REP 1 2 3 Remove the Left Plate Assembly REP 1 11 4 Di...

Страница 158: ...to avoid damage WARNING Switch off the power and disconnect the Power Cord 1 Remove the Left Interface Cover Assembly REP 1 1 2 Remove the Left Cover REP 1 2 3 Remove the Left Plate Assembly REP 1 11...

Страница 159: ...PWB Replacement 1 Reinstall the components in the reverse order REP 9 6 HVPS PWB Parts List on PL 10 1 Removal CAUTION These components are susceptible to electrostatic discharge Observe all ESD proc...

Страница 160: ...ING Switch off the power and disconnect the Power Cord 1 Remove Tray 1 2 Remove the Print Cartridge and store in safe place 3 Remove the Front Cover Assembly REP 1 6 4 Remove the Left Front Cover REP...

Страница 161: ...r REP 1 2 4 Remove the Front Cover Assembly REP 1 6 5 Remove the Left Front Cover REP 1 7 6 Remove the Left Plate Assembly REP 1 11 7 Remove the Plate Handle REP 1 12 8 Press the locking tabs and push...

Страница 162: ...r Interlock Switch Assembly Parts List on PL 10 1 Removal CAUTION These components are susceptible to electrostatic discharge Observe all ESD procedures to avoid damage WARNING Switch off the power an...

Страница 163: ...1 Figure 1 Offset Catch Tray Harness Assembly Replacement 1 Reinstall the components in the reverse order REP 9 12 Duplex Harness Assembly Parts List on PL 10 1 Removal CAUTION These components are s...

Страница 164: ...t N2125 REP 9 12 Repair Adjustment Initial Issue 20 Remove the Duplex Harness Assembly Figure 1 Figure 1 Duplex Harness Assembly Replacement 1 Reinstall the components in the reverse order manuals4you...

Страница 165: ...02 2000 4 66 DocuPrint N2125 REP 9 12 Initial Issue Repair Adjustment...

Страница 166: ...the Offset Catch Tray toward the rear and remove Figure 1 Figure 1 Offset Catch Tray Replacement 1 Reinstall the components in the reverse order REP 10 2 Exit Tray Extension Parts List on PL 14 1 Remo...

Страница 167: ...ension REP 10 2 2 Squeeze the upper end of the Paper Weight and remove Figure 1 3 Slide the tray to the left 4 Push the right hinge pin in until it is free of the Offset Catch Tray Figure 2 5 Push the...

Страница 168: ...prings Figure 1 8 Remove the six screws that secure the Rear Cover Figure 1 9 Remove the Rear Cover Figure 1 Rear Cover Assembly Replacement 1 Reinstall the components in the reverse order REP 10 5 Lo...

Страница 169: ...nents in the reverse order REP 10 7 Offset Catch Tray PWB Parts List on PL 14 2 Removal CAUTION These components are susceptible to electrostatic discharge Observe all ESD procedures to avoid damage W...

Страница 170: ...mbly Replacement 1 Install the motor with both tabs touching the plastic standoffs 2 The ground wire on top and the earth plate at the bottom should be on the outside Figure 1 3 Reinstall the componen...

Страница 171: ...he solenoid to the Inner Exit Chute Assembly Figure 1 Remove the Solenoid Figure 1 Direction Solenoid Replacement 1 Reinstall the components in the reverse order REP 10 11 Exit Sensor Assembly Parts L...

Страница 172: ...1 Figure 1 Stack Full Sensor Actuator Replacement 1 Reinstall the components in the reverse order REP 10 13 Stack Full Sensor Parts List on PL 14 2 Removal WARNING Switch off the power and disconnect...

Страница 173: ...0 5 6 Hold open the Rear Cover 7 Remove the Inner Exit Chute Assembly REP 10 6 8 Remove the Offset Catch Tray PWB REP 10 7 9 Remove the Static Eliminator REP 10 9 10 Remove the Stack Full Actuator REP...

Страница 174: ...h Tray PWB REP 10 7 9 Remove the screw that secures the ground plate to the bottom of the Motor Drive Assem bly Figure 1 10 Remove the three screws that secure the PWB Holder to the Inner Exit Chute A...

Страница 175: ...Offset Catch Tray PWB Figure 1 11 Disconnect P J226 from the Offset Home Sensor Figure 1 12 Remove the harness from all harness clamps 13 Remove the Offset Assembly Figure 1 Figure 1 Offset Assembly...

Страница 176: ...rn the Offset Catch Tray upside down 5 Remove the Lower Cover REP 10 5 6 Hold open the Rear Cover 7 Remove the Inner Exit Chute Assembly REP 10 6 8 Remove the Offset Assembly REP 10 16 9 Disconnect P...

Страница 177: ...02 2000 4 78 DocuPrint N2125 REP 10 18 Initial Issue Repair Adjustment...

Страница 178: ...ove the 550 Sheet Feeder Figure 1 Optional Feeder Assembly Replacement 1 Reinstall the components in the reverse order REP 11 2 550 Sheet Feeder Right Cover Parts List on PL 11 1 Removal WARNING Switc...

Страница 179: ...the cover out and down to remove the cover Figure 1 Figure 1 Left Cover Replacement 1 Reinstall the components in the reverse order REP 11 4 550 Sheet Feeder Gear Bracket Assembly Parts List on PL 11...

Страница 180: ...Figure 1 Top Plate Replacement 1 Reinstall the components in the reverse order REP 11 6 550 Sheet Feeder Drive Assembly Parts List on PL 11 1 Removal WARNING Switch off the power and disconnect the Po...

Страница 181: ...mponents in the reverse order REP 11 8 Turn Roll Assembly Parts List on PL 11 2 Removal WARNING Switch off the power and disconnect the Power Cord 1 Remove the printer from the 550 Sheet Feeder REP 11...

Страница 182: ...power and disconnect the Power Cord 1 Remove the printer from the 550 Sheet Feeder REP 11 1 2 Remove the Tray from the Feeder 3 Remove the 550 Sheet Feeder Right Cover REP 11 2 4 Remove the 550 Sheet...

Страница 183: ...50 Sheet Feeder Right Cover REP 11 2 4 Remove the 550 Sheet Feeder Left Cover REP 11 3 5 Remove 550 Sheet Feeder Gear Bracket Assembly REP 11 4 6 Remove the Top Plate REP 11 5 7 Remove the 550 Sheet F...

Страница 184: ...emoval WARNING Switch off the power and disconnect the Power Cord 1 Remove the Tray 2 Open the Front Chute Assembly from the Feeder of the 550 Sheet Feeder Figure 1 3 Release the locking tab on the fr...

Страница 185: ...Gear Bracket Assembly REP 11 4 6 Remove the Top Plate REP 11 5 7 Remove the 550 Sheet Feeder Drive Assembly REP 11 6 8 Remove the Feed Clutch Assembly REP 11 10 9 Remove the E ring that secures the le...

Страница 186: ...five hooks and remove the Sensor Figure 1 Figure 1 Stack Height Sensor Replacement 1 Reinstall the components in the reverse order REP 11 14 Low Paper Sensor Parts List on PL 11 2 Removal WARNING Swi...

Страница 187: ...Size Harness Assembly Parts List on PL 11 1 Removal WARNING Switch off the power and disconnect the Power Cord 1 Remove the printer from the 550 Sheet Feeder REP 11 1 2 Remove the Tray from the Feede...

Страница 188: ...e printer from the 550 Sheet Feeder REP 11 1 2 Remove the Tray from the Feeder 3 Remove the 550 Sheet Feeder Left Cover REP 11 3 4 Remove the two screws that secure the 550 Sheet Feeder Size Harness A...

Страница 189: ...REP 11 17 NOTE Observe orientation of switch actuators before removal 6 Remove the four screws that secure the Size Sensor Actuators to the Size Sensor Hous ing Figure 1 7 From the back side disengage...

Страница 190: ...Size PWB to the Size Sensor Housing Assembly Figure 1 9 Remove the Tray 2 Size PWB Figure 1 Figure 1 Tray 2 Size PWB Replacement 1 Reinstall the components in the reverse order REP 11 20 Size Harness...

Страница 191: ...02 2000 4 92 DocuPrint N2125 REP 11 19 REP 11 20 Initial Issue Repair Adjustment...

Страница 192: ...up to remove Fig ure 1 Figure 1 Duplex Assembly Replacement 1 Reinstall the components in the reverse order REP 12 2 Turn Chute Assembly Parts List on PL 13 1 Removal WARNING Switch off the power and...

Страница 193: ...ent 1 Reinstall the components in the reverse order REP 12 4 Duplex PWB Parts List on PL 13 2 Removal CAUTION These components are susceptible to electostatic discharge Observe all ESD procedures to a...

Страница 194: ...12 6 Connector Chute Assembly Parts List on PL 13 1 Removal WARNING Switch off the power and disconnect the Power Cord 1 Remove the Duplex Assembly REP 12 1 2 Remove the Duplex Cover REP 12 3 3 Remove...

Страница 195: ...P 12 3 3 Remove the Drive Cover REP 12 5 4 Remove the Connector Chute Assembly REP 12 6 5 Push the two locking tabs out to release the Upper Chute Assembly Figure 1 6 Lift the Upper Chute until it is...

Страница 196: ...onents in the reverse order REP 12 9 Rear Roll Assembly Parts List on PL 13 2 Removal WARNING Switch off the power and disconnect the Power Cord 1 Remove the Duplex Assembly REP 12 1 2 Remove the Turn...

Страница 197: ...move the Drive Cover REP 12 5 5 Remove the Duplex PWB REP 12 4 6 Remove the Connector Chute Assembly REP 12 6 7 Remove the Motor Assembly REP 12 8 8 Release the locking tab and remove the Middle Belt...

Страница 198: ...embly REP 12 1 2 Release the tabs and open the Upper Chute Assembly Figure 1 3 Release the locking tab and remove the Front Belt Stopper Figure 1 4 Remove the Synchronous Belt from the Pulley REP 12 1...

Страница 199: ...REP 12 12 Synchronous Belt Parts List on PL 13 2 Removal WARNING Switch off the power and disconnect the Power Cord 1 Remove the Duplex Assembly REP 12 1 2 Remove the Drive Cover REP 12 5 3 Remove the...

Страница 200: ...t Sensor Figure 1 5 Remove the Sensor Figure 1 Figure 1 Transport Sensor Replacement 1 Reinstall the components in the reverse order REP 12 14 Face Up Tray Sensor Parts List on PL 13 2 Removal WARNING...

Страница 201: ...02 2000 4 102 DocuPrint N2125 REP 12 13 REP 12 14 Initial Issue Repair Adjustment...

Страница 202: ...in the Bottom Cover 5 Lift the Bottom Cover and remove the harness connector from the cover Figure 1 Figure 1 Bottom Cover Replacement 1 Reinstall the components in the reverse order REP 13 2 Top Chu...

Страница 203: ...ect P J411 P J 412 P J413 and P J414 from the Feeder PWB Figure 1 5 Remove the screw that secures the Feeder PWB to the frame Figure 1 Figure 1 Envelope Feeder PWB Replacement 1 Reinstall the componen...

Страница 204: ...ee of the mounting Figure 1 5 Remove the Exit Pinch Roll Figure 1 Figure 1 Exit Pinch Roll Replacement 1 Reinstall the components in the reverse order REP 13 6 Exit Sensor Assembly Parts List on PL 12...

Страница 205: ...he arm is free of the hinge pin Fig ure 1 3 Remove the Weight Arm Figure 1 Figure 1 Weight Arm Replacement 1 Reinstall the components in the reverse order REP 13 8 Tray Extension Parts List on PL 12 1...

Страница 206: ...ctuator up to remove Figure 1 Figure 1 No Paper Actuator Replacement 1 Reinstall the components in the reverse order REP 13 10 No Paper Sensor Parts List on PL 12 2 Removal WARNING Switch off the powe...

Страница 207: ...Disconnect P J416 from the Feed Clutch Figure 1 7 Remove the cover Figure 1 Gear Cover Replacement 1 Reinstall the components in the reverse order REP 13 12 Feed Clutch Parts List on PL 12 2 Removal...

Страница 208: ...e Top Chute REP 13 2 4 Remove the Envelope Feeder PWB REP 13 3 5 Remove the Gear Cover REP 13 11 6 Remove the Torque Clutch and Bearing from Transport Roll Assembly Figure 1 7 Move the right bearing a...

Страница 209: ...Envelope Feeder PWB REP 13 3 5 Remove the Gear Cover REP 13 11 6 Remove the Torque Clutch Figure 1 7 Remove the Feed Clutch Figure 1 8 Remove the one way clutch and bearing from the Bottom Roll Assemb...

Страница 210: ...PWB REP 13 3 6 Remove the Gear Cover REP 13 11 7 Remove the Feed Clutch REP 13 12 8 Remove the Torque Clutch Gear and Bearing from the Roll Feed shaft Figure 1 9 Slide the Feed Roll Shaft and bearing...

Страница 211: ...he Envelope Feeder PWB REP 13 3 5 Remove the Gear Cover REP 13 11 6 Remove the Torque Clutch and Bearing from the Feed Roll Shaft Figure 1 7 Slide the Feed Roll Shaft and Bearing to the left until it...

Страница 212: ...4 Remove the Envelope Feeder PWB REP 13 3 5 Remove the Gear Cover REP 13 11 6 Remove the Feed Clutch REP 13 12 7 Remove the Bottom Roll Assembly REP 13 14 8 Remove the Feed Roll Assembly 1 REP 13 15 9...

Страница 213: ...02 2000 4 114 DocuPrint N2125 REP 13 17 Initial Issue Repair Adjustment...

Страница 214: ...plexed print NOTE When checking the measurement for a duplexed print in the scan direction you must exit diagnostics and run a duplexed System Controller Test Print Fold the test pat tern in half left...

Страница 215: ...02 2000 4 116 DocuPrint N2125 ADJ 1 1 Initial Issue Repair Adjustment...

Страница 216: ...ser PL 6 1 Chute Transport Fuser 5 12 Exit PL 7 1 Exit 5 13 Drive Xerographics PL 8 1 Drive Xerographics 5 14 Frame Size Sensor PL 9 1 Frame Size Sensor 5 15 Electrical PL 10 1 Electrical 5 16 Optiona...

Страница 217: ...02 2000 5 2 DocuPrint N2125 Initial Issue Parts list...

Страница 218: ...ures Information Section lists the name and purpose of the Tag In some cases you will go to the parts lists and find a part number listed as with Tag Go to the Change Tag Index for a description of wh...

Страница 219: ...over Assembly with 10 13 15 17 20 22 9 Front Cover 10 Left Latch Assembly 11 Lever 12 Right Latch Assembly 13 3E48991 Stopper Cover 14 Envelope Chute 15 3E43880 Tray Stopper 16 50K39130 MBF Tray Assem...

Страница 220: ...3 Right Latch 4 Latch Cover 5 Rear Cover 6 Direction Arm 7 600K79530 Cap Kit quantity 2 8 54K14991 Face Up Chute Assembly 9 Right Pivot Stopper 10 3E46120 Stopper 11 Duplex Guide Rail Left 12 Duplex...

Страница 221: ...5 2 Latch Spring 3 Left Latch 4 Right Latch 5 Latch Cover 6 Rear Cover 7 Face up Sub Tray 8 Face up Main Tray 9 Eliminator 10 Pinch Spring 11 Pinch Roll 12 Direction Arm 13 54K14991 Face up Chute Asse...

Страница 222: ...mer Size Knob 4 Custom Size Plate 5 End Guide Assembly 6 Extension Housing 7 Rack Slide 8 Extension Spring 9 Latch Spring 10 Size Plate 11 Base Extension 12 Left Side Guide Assembly 13 Right Side Guid...

Страница 223: ...890 Friction Clutch Assembly 8 600K79550 Roll Assembly Kit 9 Retard Bracket 10 809E11830 Retard Spring 11 Tongue Plate 12 Tongue Shaft Assembly 13 Lift Up Shaft Holder 14 Bearing 15 Lift Up Ground Spr...

Страница 224: ...ly with 20 28 20 Feed Shaft P O item 19 21 Bearing P O item 19 22 Nudger Support Assembly P O item 19 23 130E81970 Stack Height Sensor P O item 19 24 Gear Clutch P O item 19 25 O W Clutch Assembly P O...

Страница 225: ...11 Tray Bottom P O item 8 12 120E17120 MBF No Paper Actuator P O item 8 13 MBF Bottom Spring Tray 14 Exit Bearing 15 19K94570 Retard Pad Assembly 16 130E81970 Paper Set Sensor 17 MBF Ground Plate 18 M...

Страница 226: ...ion Spring Right 15 7E54671 Registration Gear Metal 16 7E54681 Registration Gear Rubber 17 Right Bearing Rubber 18 Left Bearing Rubber 19 121E85820 Registration Clutch 20 Upper Chute Bottom 21 Ground...

Страница 227: ...Fuser Assembly 120V with 10 11 126K10141 Fuser Assembly 230V 7 DTS Wire Assembly 8 TR Wire Assembly 9 162K47191 Fuser Harness Assembly 120V J271 J11 J27 J262 162K51861 Fuser Harness Assembly 230 J271...

Страница 228: ...ring Pinch 11 59K11960 MID 2 Roll Assembly 12 Roll Pinch 13 MID Spring Pinch 14 Spring Pinch 15 Exit Chute 16 130E81970 Exit Photo Sensor 17 162K46981 Stack Full Sensor Harness Assembly J30 J301 18 In...

Страница 229: ...Cartridge Top Guide Assembly 5 Spring P O item 15 6 Print Cartridge Sensor Assembly P O item 15 7 162K46922 Laser Harness Assembly J21 J211 J212 J213 8 VDO Harness Assembly J22 J223 P O item 7 9 62K0...

Страница 230: ...7 127K24771 Fan Assembly 8 Duct 9 Edge Saddle H 10 AC Clamp 11 Insulator Plate 12 Plate Handle 13 162K47001 Feeder Harness Assembly J33 J331 14 CAM Shaft 15 Size Sensor Actuators 16 Cover Size Sensor...

Страница 231: ...bly J34 P341 10 162K46941 Connector Harness Assembly J23 J231 11 160K52761 Connector PWB 12 110K08561 Front Interlock Switch Assembly 13 160K52414 Print Engine Controller PWB 14 105K15401 5VDC PWB 15...

Страница 232: ...ize Sensor Housing 7 160K53061 Size Option PWB 8 CAM Spring 9 CAM Lever 10 CAM Shaft 11 CAM SW 12 Cover Size Sensor 13 162K48420 Size Harness Assembly 14 Clamp 15 Main Frame Assembly 16 802E04930 Righ...

Страница 233: ...Front Chute Assembly 16 Turn Chute 17 Roll 7 18 Feeder Cover 19 600K79320 Feeder Assembly with 20 28 20 Feed Shaft 21 Bearing 22 Nudger Support Assembly 23 Nudger Chute 24 Gear Clutch 25 O W Clutch As...

Страница 234: ...d Roll 8 Feeder Bearing 9 Pinch Spring 10 59E93940 Exit Pinch Roll 11 31E93291 Weight Arm 12 Weight Holder 13 Envelope Left Side Guide 14 Envelope Right Side Guide 15 Envelope Feeder Sub Assembly 16 P...

Страница 235: ...c 11 121K87190 Feed Clutch 12 6E47120 Clutch Shaft 17 13 121K87210 One Way Clutch Assembly 14 121K87220 One Way Clutch Assembly 15 Transport Roll Assembly with 16 16 Transport Roll 17 Bottom Roll Asse...

Страница 236: ...lex 1 of 2 Item Part Description 1 Duplex Assembly with 2 6 2 Turn Chute Assembly 3 Connector Chute Assembly Connector 4 54K15061 Upper Chute Assembly 5 Duplex Drive Cover 6 Lower Duplex Chute Assembl...

Страница 237: ...er Belt 4 Duplex Gear 17 Pulley 5 Duplex Bearing 6 Duplex Gear 18 7 Duplex Gear 17 39 8 127K24800 Motor Assembly 9 423W15455 Synchronous Belt 10 Lower Duplex Chute 11 Duplex Latch 12 Duplex Latch Spri...

Страница 238: ...ion 1 Offset Catch Tray Assembly with 2 10 2 50K38631 Exit Tray Assembly 3 Tray Spring 4 50E89160 Exit Tray 5 12E09550 Weight Link 6 802E02773 Rear Cover 7 802E02755 OCT Cover 8 54K14842 Inner Exit Ch...

Страница 239: ...Pin 18 130K84220 Exit Sensor Assembly 19 120E17191 Stack Full Actuator 20 130E81970 Stack Full Sensor 21 OCT Sensor Harness Assembly J224 225 J226 J227 J228 22 Offset Roll Assembly with 23 26 43 23 E...

Страница 240: ...gnostics 6 15 GP 2 2 Controller ESS Diagnostics 6 15 GP 2 3 Keys Pad LED Layout 6 16 GP 2 4 IOT Diagnostics 6 16 GP 2 5 Test Print 6 17 GP 2 6 NVM Config 6 18 GP 2 7 Component Test 6 20 GP 2 8 Enterin...

Страница 241: ...02 2000 6 2 DocuPrint N2125 Initial Issue General Procedures Information...

Страница 242: ...environmental problems call for management or sales assistance as needed Tools and consumables contains a listing of the required tools and supplies needed to correctly repair and maintain the machin...

Страница 243: ...02 2000 6 4 DocuPrint N2125 Introduction Initial Issue General Procedures Information...

Страница 244: ...T B Dmm Maximum paper size Legal 14 8 5 X14 355 6mm X 215 9mm Maximum printable area Edge to edge printing capability Within the 4mm border 4 sides the printer will print any data 6 point Arial or lar...

Страница 245: ...tandards Category Standard Satisfied Laser Safety 100V 120V type is submitted to FDA 21 CFR Chapter 1 Subchapter J Section 1010 1040 220V 240V type is submitted to IEC 825 Class 1 laser Product Ozone...

Страница 246: ...al Postcard 190gsm Card Stock 216gsm 80lb Table 1 Continuous Printing Speed After the First Sheet Out Paper Type Simplex Mode prints per minute Duplex Mode impressions per minute Letter SEF 21 15 Lega...

Страница 247: ...egal 13 215 9 x 330 2 8 5 x 13 Legal 14 215 9 x 355 6 8 5 x 14 Executive SEF 184 2 x 266 7 7 25 x 10 5 A4 SEF 210 0 x 297 0 8 25 x 11 5 B5 JIS SEF 182 0 x 257 0 7 x 10 Custom Width Length 182 0 215 9...

Страница 248: ...9 x 7 5 X X Postcard Japanese Official 100 x 148 0 3 9 x 5 8 X X Universal size 105 0 x 148 5 4 x 5 8 X X Others Cardstock 76 2 x 127 0 210 x 297 3 x 5 8 25 x 11 7 A4 or 215 9 x 279 4 8 5 x 11 Let ter...

Страница 249: ...cies Letter 215 9 x 279 4 mm 8 5 x 11 0 Simplex SEF Simplex SEF NS Yes Yes Yes Transpar encies A4 210 0 x 297 0 mm 8 27 x 11 69 Simplex SEF Simplex SEF NS Yes Yes Yes Labels Letter 215 9 x 279 4 mm 8...

Страница 250: ...y Print Cartridges Two Print Cartridges are available for the printer The following figures represent the number of impressions on an average 5 image coverage on Letter size paper in Simplex printing...

Страница 251: ...tions Option Description 550 Sheet Paper Feeder Customer Order Number 97S02377 Provides 550 sheet continuous feed when used in con junction with the 550 sheet Paper Tray You can install one or two 550...

Страница 252: ...uplex Specifications Power Supply The 24VDC and 3 3VDC are supplied from the LVPS PWB through the Print Engine Control ler PWB to the Duplex Assembly Table 1 Dimension and Weight Width Depth Height We...

Страница 253: ...GP 1 12 Envelope Feeder Specifications Dimension and Weight Table 1 Figure 1 Envelope Feeder Dimensions Power Supply The 24VDC and 3 3VDC are supplied from the LVPS PWB through the Print Engine Contr...

Страница 254: ...ast 100 faults Smart Diagnostics Sixth Sense CenterWare Internet Services This feature enables system administrator to be notified of various reactive events in the printer via E mail messages The sys...

Страница 255: ...g Component Test Table 2 summarizes the operation of the Control Panel keys in IOT diagnostic main menu Table 1 Entering IOT Diagnostics Key Combination Key Number Action Item Up Item Down 2 6 While t...

Страница 256: ...to the items menu 12 Press key 1 or 5 to get back to the Main Menu selection of Component Test or NVM Con fig or Test Print Error and Jam Recovery During Test Print if printer encounters problem 1 It...

Страница 257: ...C3 Main tray not installed prop erly insert main tray Tray 2 out install tray C3 Aux tray 1 not installed prop erly insert Tray properly Tray 3 out install tray C3 Aux tray 2 not installed prop erly...

Страница 258: ...justment 04 Read Write Tray 3 Scan Dir Adjustment 04 Read Write EBF Scan Dir Adjustment 04 Read Write MBF Scan Dir Adjustment 04 Read Write Proc Dir DUP Adjustment 08 Read Write Scan Dir DUP Adjustmen...

Страница 259: ...or 5 to scroll to Component Test 6 Press key 2 or 6 to select Component Test Item Table 2 7 Press key 2 or 6 to scroll through the items menu 8 Press key 4 to execute the test item appearing on the LC...

Страница 260: ...oll DC Operation Charge Roll AC Operation Dev Bias DC Operation Dev Bias AC Operation BTR Operation BTR Operation Detack SAW Duplex Motor Hi Operation Press 0 or 4 to stop motor Duplex Motor Low Opera...

Страница 261: ...imultaneously hold keys 0 and 4 down 3 Power up printer wait for first to display on the LCD line 1 then release both keys 4 Let printer go to Ready mode 5 Press 1 or 5 to scroll to Reset Menu 6 Press...

Страница 262: ...r Reset Resets the System Controller to factory defaults NOTE This will reset all network addresses to the factory default 1 Power down printer 2 Simultaneously hold keys 0 and 7 down 3 Power up print...

Страница 263: ...02 2000 6 24 DocuPrint N2125 GP 2 11 Initial Issue General Procedures Information...

Страница 264: ...ck Diagram of the Print Cycle Figure 1 illustrates the N2125 print cycle It shows the sequence of events for the xerographic process and the paper flow into and out of the printer Figure 2 is both a c...

Страница 265: ...tage is the voltage that is used to transfer toner from the Magnetic Roll to the surface of the drum The AC voltage agitates the toner on the Magnetic Roll and makes toner transfer easier The Magnetic...

Страница 266: ...sily off of the drum surface Figure 6 Side View Block Diagram of the Discharge Process 6 Fusing Figure 7 The paper moves to the Fuser Assembly where it passes between the Heat Roll and the Pressure Ro...

Страница 267: ...ed from the drum is not reused by the Print Cartridge Figure 8 Figure 8 Side View of the Print Cartridge GP 3 2 The Paper Path There are three paths that a sheet of paper can follow during a feed cycl...

Страница 268: ...Drive Flow As shown in Figure 1 the Drive Gear Assembly takes the mechanical energy that is created by the Main Motor Assembly and transmits it to four printer subsystems the Turn Clutch Assem bly th...

Страница 269: ...actuates it transmits the energy from Gear 14 to the Pick Up Gear that is located on the end of the MBF Shaft Assembly Figure 2 Drive transmission to the MBF Roll Assembly Drive transmission to the T...

Страница 270: ...sembly When the Feed Clutch Assembly actuates it transmits the energy to the Feed Roll Assembly Figure 4 Drive transmission to the Feeder Assembly Drive transmission to the Rubber Registration Roll As...

Страница 271: ...Gear drives the BTR Gear that is located on the end of the BTR Assembly Figure 6 Figure 6 Drive transmission to the Drum and BTR Drive transmission to the Fuser Assembly As shown in Figure 7 the mech...

Страница 272: ...4 Distributes low DC voltages to various printer components 5 Monitors printer status 6 Maintains a running print count 7 Writes the NVRAM settings 8 Controls printer options The Print Engine Controll...

Страница 273: ...are shut down Switch the power supply OFF then ON again to reset the circuit after an overcurrent shutdown GP 3 6 Laser Control Warm up The Laser completes warm up when the SOS signal intervals are sh...

Страница 274: ...er switches on the Heat Rod when the Fuser temperature lowers below the current control temperature approximately 178 C for the standard control temperature The printer switches off the Heat Rod when...

Страница 275: ...t print cycle During an Erase Cycle the printer switches on the Main Motor Assembly and the BCR AC and DC BTR and DB DC voltages The Erase Cycle removes any developed image toner on the drum and any l...

Страница 276: ...re 1 and Figure 2 During the duplex printing the printer prints the first side of the paper Then the Exit Assembly reverses direction and re feeds the paper to the Duplex Assembly The paper is transfe...

Страница 277: ...from the Middle Roll Assembly to the Front Roll Assembly Duplex Sensor Assembly Detects paper entering and leaving the Duplex Assembly Home Position Sensor Detects the position of the Face Up Tray Dup...

Страница 278: ...t of paper 4 The Duplex Assembly returns the first sheet to the printer as the Exit Assembly returns the second sheet to the Duplex Assembly 5 The printer prints on the second side of the first sheet...

Страница 279: ...enerated by the Main Motor Assembly is trans mitted to the gears of the Envelope Feeder Figure 3 Drive Flow Function of Major Components Figure 4 shows the major components of the Envelope Feeder Clut...

Страница 280: ...ath No Paper Sensor Detects out of envelope condition Envelope Exit Sensor Assembly Detects exit of the envelope Envelope PWB Controls the Envelope Feeder and is the signal interface to the Print Engi...

Страница 281: ...id OCT Roll Assembly and Exit Roll Assembly The Offset Motor Assembly generates the drive power to move the Offset Roll Assembly in alternating directions Figure 3 OCT Drive Flow Function of Major Com...

Страница 282: ...r Assembly begins rotating in the counterclockwise direction moving the Offset Roll Assembly back into home position until the Sensor OCT Home signal OCT HOME goes Low When the power is first switched...

Страница 283: ...r the specified time the Print Engine Controller PWB detects that an OCT jam has occurred E6 2 Jam One of the conditions of the E6 2 jam is the same as the condition of the E6 1 jam Another is the sig...

Страница 284: ...ssembly Figure 3 Option Feeder Drive Flow Function of Major Components Figure 4 shows the major components of the Option Feeder Assembly Turn Clutch Assembly Consists of a gear and an electric clutch...

Страница 285: ...paper to the Standard Feeder Assembly path The mechanical activity is same as the Turn Clutch Assembly Feeder PWB Connective interface between the Sensors Clutches and Motor and the Size Option PWB Th...

Страница 286: ...trings are displayed when scrolling through the menu items The first menu item or value is at the top of the list and the last menu item or value is at the bottom of the list Selecting an Up key cause...

Страница 287: ...02 2000 6 48 DocuPrint N2125 GP 4 1 Initial Issue General Procedures Information manuals4you com manuals4you com...

Страница 288: ...02 2000 6 49 DocuPrint N2125 GP 4 1 General Procedures Information Initial Issue Figure 3 Tray Menu manuals4you com manuals4you com...

Страница 289: ...02 2000 6 50 DocuPrint N2125 GP 4 1 Initial Issue General Procedures Information Figure 4 PCL Menu...

Страница 290: ...02 2000 6 51 DocuPrint N2125 GP 4 1 General Procedures Information Initial Issue Figure 5 System Menu manuals4you com manuals4you com...

Страница 291: ...02 2000 6 52 DocuPrint N2125 GP 4 1 Initial Issue General Procedures Information Figure 6 Parallel Menu Figure 7 Serial Menu...

Страница 292: ...02 2000 6 53 DocuPrint N2125 GP 4 1 General Procedures Information Initial Issue Figure 8 USB Menu manuals4you com manuals4you com...

Страница 293: ...02 2000 6 54 DocuPrint N2125 GP 4 1 Initial Issue General Procedures Information Figure 9 Ethernet Menu...

Страница 294: ...02 2000 6 55 DocuPrint N2125 GP 4 1 General Procedures Information Initial Issue Figure 10 Token Ring Menu manuals4you com manuals4you com...

Страница 295: ...02 2000 6 56 DocuPrint N2125 GP 4 1 Initial Issue General Procedures Information Figure 11 Novell Menu...

Страница 296: ...02 2000 6 57 DocuPrint N2125 GP 4 1 General Procedures Information Initial Issue Figure 12 Print Menu Figure 13 Reset Menu manuals4you com manuals4you com...

Страница 297: ...02 2000 6 58 DocuPrint N2125 GP 4 1 Initial Issue General Procedures Information...

Страница 298: ...S4372 Cotton Swabs 35P2162 Disposable Gloves 99P3082 Disposable Plastic Bags 99P30234 Drop Cloth 5P1737 Film Remover 43P45 Formula A Cleaner 43P48 Towel heavy duty 35P3191 RX Unique Cleaner 8R90175 Cl...

Страница 299: ...02 2000 6 60 DocuPrint N2125 GP 5 1 Initial Issue General Procedures Information...

Страница 300: ...uPrint N2125 Wiring Data Initial Issue 7 Wiring Data Section Contents 7 3 Base Engine 7 3 550 Sheet Paper Feeder 7 20 Duplex Assembly 7 24 Offset Catch Tray 7 28 Envelope Feeder 7 33 manuals4you com m...

Страница 301: ...02 2000 7 2 DocuPrint N2125 Initial Issue Wiring Data...

Страница 302: ...t Engine Controller PWB Fuser Assembly Figure 10 Table 6 7 Print Engine Controller PWB Exit Sensor and Rear Interlock Switch Figure 11 Table 7 8 Print Engine Controller PWB Size 1 PWB Feeder PWB Low P...

Страница 303: ...P J27 I35 Figure 2 Connects the Fuser Exit Sensor to the Print Engine Con troller PWB P J28 K35 Figure 2 Connects the LVPS to the Print Engine Controller PWB P J29 K33 Figure 2 Connects the Main Motor...

Страница 304: ...02 2000 7 5 DocuPrint N2125 Base Engine Wiring Data Initial Issue P J Maps Figure 1 Base Engine P J Location Map 1 of 2 Figure 2 Base Engine P J Location Map 2 of 2 manuals4you com manuals4you com...

Страница 305: ...ne Initial Issue Wiring Data Wiring Diagram Notations The wiring diagrams presented in this manual use the following circuit notations to describe components and signal paths within the printer Figure...

Страница 306: ...02 2000 7 7 DocuPrint N2125 Base Engine Wiring Data Initial Issue Block Diagram Figure 4 Block Diagram 1 of 2 manuals4you com manuals4you com...

Страница 307: ...02 2000 7 8 DocuPrint N2125 Base Engine Initial Issue Wiring Data Figure 5 Block Diagram 2 of 2...

Страница 308: ...B LVPS PWB path Table 2 Signal Names Signal Name Description FAN ON Fan drive power that drives the Fan Assembly with 2 voltages 24V for High speed and 15V for Low speed HEAT TTL Fuser control signal...

Страница 309: ...gure 8 LVPS Fan Assembly Front Switch Interlock 5VDC PWB System Controller PWB LVPS PWB Fan Assembly Front Switch Interlock Assembly 5VDC PWB and System Con troller PWB Table 3 shows the signal names...

Страница 310: ...on and off Low 0V OFF High 3 3V ON applied charge voltage CR AC Constant frequency pulse signal that provides the source of oscillation for gen erating the AC component of the CR CR CH DB DA Constant...

Страница 311: ...t Cartridge and Fuser Assembly path Table 5 Signal Names Signal Name Description CR HVPS output to the Magnet Roll DB HVPS output to the BCR TR HVPS output to the BTR DC in Transfer operation and DC w...

Страница 312: ...ller PWB Fuser Assembly Table 6 shows the signal names for the Print Engine Controller PWB Fuser Assembly path Table 6 Signal Names Signal Name Description EXIT Signal from the Exit Sensor This signal...

Страница 313: ...terlock Switch Assembly Table 7 shows the signal names for the Print Engine Controller PWB Exit Sensor and Rear Interlock Switch Assembly path Table 7 Signal Names Signal Name Description FSTK Signal...

Страница 314: ...Assembly and Motor Assembly Figure 12 Table 8 Table 9 Figure 12 Print Engine Controller PWB Size 1 PWB Feeder PWB Low Paper Sensor Stack Height Sensor Feed Clutch Assembly Turn Clutch Assembly Motor A...

Страница 315: ...is signal is Low when the No Paper 2 Sensor is activated Signal Levels High 3 3V Low 0V LOW PAP 3 Signal from the Low Paper Sensor 3 equipped on the 550 Sheet Feeder 3 This signal is Low when the Low...

Страница 316: ...the 5VLD circuit 0V when the Print Cartridge is not in place High 5V Low 0V EXIT XB Phase XB drive signal for the stepping motor LOW when driving and High when not driving Signal Levels High 24V Low 0...

Страница 317: ...High 3 3V Low 0V SOLM Control signal which activates the Pick Up Solenoid Signal Levels High 3 3V Low 0V REG Signal from the Registration Sensor This signal is Low when the Regis tration Sensor is ac...

Страница 318: ...ive voltage for the Laser Diode Signal Analog LDEN Control signal which determines the drive voltage for the Laser Diode Signal Analog Vmf D A Control signal for the Laser Diode Signal Analog SOS IN S...

Страница 319: ...me and each wire is terminated at both ends with a pin number Block Diagram 1 550 Sheet Feeder Block Diagram 2 Size 1 PWB Tray 2 PWB Tray 3 PWB Table 2 3 Feeder PWB Low Paper Sensor Stack Height Senso...

Страница 320: ...N SNSR Harness Assembly to the Feeder PWB P J 67 B4 Connects the N MOT Harness Assembly to the Feeder PWB J 521 E8 Connects the Size Option Harness Assembly to the Printer Assem bly Size 1 PWB P 531 E...

Страница 321: ...02 2000 7 22 DocuPrint N2125 550 Sheet Paper Feeder Initial Issue Wiring Data Block Diagram 550 Sheet Feeder Figure 2 550 Sheet Feeder Block Diagram...

Страница 322: ...s signal is Low when the No Paper 3 Sensor is activated Signal Levels High 3 3V Low 0V NO PAP 2 Signal from the No Paper 2 Sensor equipped on the Option Feeder 2 This signal is Low when the No Paper 3...

Страница 323: ...d with a signal name and each wire is terminated at both ends with a pin number Block Diagram 1 Duplex Assembly Block Diagram 2 Print Engine Controller PWB Duplex PWB Figure 3 Table 2 3 Duplex PWB Sen...

Страница 324: ...bly to the Duplex PWB P J 37 H8 Connects the Duplex Sensor Assembly to the Duplex PWB P J 38 G7 Connects the Duplex Motor Assembly to the Duplex PWB P J 39 G7 Connects the Duplex Option Harness Assemb...

Страница 325: ...ocuPrint N2125 Duplex Assembly Initial Issue Wiring Data Block Diagram Figure 2 Duplex Assembly Block Diagram Print Engine Controller PWB Duplex PWB Figure 3 Table 2 Figure 3 Print Engine Controller P...

Страница 326: ...Motor control signal Signal Pulse DUP XB Motor control signal Signal Pulse DPRS Signal Levels High 3 3V Low 0V NO PAPER DUP Signal from the Duplex Sensor Assembly This signal informs the paper pass a...

Страница 327: ...oth ends with a pin number Block Diagram 1 OCT Block Diagram 2 Print Engine Controller PWB OCT PWB Figure 3 Table 2 3 OCT PWB Stack Full Sensor OCT Home Sensor OCT Exit Sensor Assembly and Direction S...

Страница 328: ...T PWB P J 210 E6 Connects the Motor Drive Assembly to the OCT PWB P J 223 E6 Connects the Offset Motor Assembly to the OCT PWB P J 224 E7 Connects the OCT Harness Assembly SNR to the OCT PWB P J 225 E...

Страница 329: ...0 7 30 DocuPrint N2125 Offset Catch Tray Initial Issue Wiring Data Block Diagram Figure 2 OCT Block Diagram Print Engine Controller PWB OCT PWB Figure 3 Table 2 Figure 3 Print Engine Controller PWB OC...

Страница 330: ...for the OCT The signal is used to switch on the OCT for the reason that the OCT Harness Assembly M includes the signal lines for the Mail Box and is used commonly for the Mail Box This signal is sent...

Страница 331: ...again when the end of the paper passes over Signal Levels High 3 3V Low 0V DIREXT SOL ON Control signal for the Direction Solenoid The solenoid is actuated when this signal is Low and holds the state...

Страница 332: ...er Block Diagram 1 Envelope Feeder Block Diagram 2 Print Engine Controller PWB Connector PWB Envelope PWB Figure 3 Table 2 3 Envelope PWB Envelope Exit Sensor Assembly No Paper Sensor and Clutch Figur...

Страница 333: ...e Sensor Harness Assembly to the Envelope PWB P J 413 C7 Connects the Clutch Harness Assembly to the Envelope PWB P J 414 C7 Connects the No Paper Harness Assembly to the Envelope PWB P J 415 H8 Conne...

Страница 334: ...iring Data Initial Issue Block Diagram Figure 2 Envelope Feeder Block Diagram Print Engine Controller PWB Connector PWB Envelope PWB Figure 3 Table 2 Figure 3 Print Engine Controller PWB Connector PWB...

Страница 335: ...gnal Names Signal Name Description EPRS This signal is High when the Envelope Feeder is not installed Signal Levels High 3 3V Low 0V NOPRE Signal from the No Paper Sensor This signal is High when all...

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