Epson C117001-N Service Manual

Epson C117001-N - DFX 5000+ B/W Dot-matrix Printer Manual

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  • Epson C117001-N | Service Manual - Page 1
    EPSON TERM NAL PR NTER DFX-5000+ SERVICE MANUAL EPSON
  • Epson C117001-N | Service Manual - Page 2
    of any part of this manual in any form whatsoever without SEIKO EPSON's express written permission is forbidden. The contents of this manual are subjects to change without notice. All efforts have been made to ensure the accuracy of the contents of this manual. However, should any errors be detected
  • Epson C117001-N | Service Manual - Page 3
    procedures preceded by DANGER Headings. WARNING Signals a precaution MANUAL, DO NOT CONNECT THE UNIT TO A POWER SOURCE UNTIL INSTRUCTED TO DO SO. WHEN THE POWER SUPPLY CABLE MUST BE CONNECTED, USE EXTREME CAUTION IN WORKING ON POWER SUPPLY AND OTHER ELECTRONIC COMPONENTS. 1. REPAIRS ON EPSON
  • Epson C117001-N | Service Manual - Page 4
    PREFACE This manual describes functions, theory of electrical and mechanical operations, maintenance, and repair of DFX-5000+. The instructions and procedures included herein are intended for the experience repair technician, and attention should be given to the precautions on the preceding page.
  • Epson C117001-N | Service Manual - Page 5
    Revision / Rev.-A Rev.-B Rev.-C I Rev.-D Rev.-E REVISION SHEET Issue Data 1 February 9, 1994 April 20, 1994 November 22, 1994 , i December 15, 1994 March 7, 1995 Revision Page / 1 st issue Page 4-10: Addition the notes Page 4-1 1: Addition the notes Page 4-4 to 4-7: Change the explanation 1 I
  • Epson C117001-N | Service Manual - Page 6
    TABLE OF CONTENTS CHAPTER 1. CHAPTER 2. CHAPTER 3. CHAPTER 4. CHAPTER 5. CHAPTER 6. APPENDIX GENERAL DESCRIPTION OPERATING PRINCIPLES DISASSEMBLY AND ASSEMBLY ADJUSTMENTS TROUBLESHOOTING MAINTENANCE AND LUBRICATION - vi -
  • Epson C117001-N | Service Manual - Page 7
    15 Buzzer Operation 1-22 1.5 DIP SWITCH SETTINGS 1-23 1.6 MAIN COMPONENTS 1-26 1.6.1 M-3C11 Printer Mechanism 1-27 1.6.2 Main Control Board (Cl 17 MAIN Board Assembly 1-28 1.6.3 Power Supply Circuit (C117 PSB/PSE Board Assembly 1-28 1.6.4 Control Panel Board (C117 PNL Board Assembly 1-29
  • Epson C117001-N | Service Manual - Page 8
    1-15 Table 1-8. Serial Interface Signals and Connector Pin Assignments 1-16 Table 1-9. Selecting the Paper Memory Area 1-20 Table 1-10. Setting the Page Length 1-20 Table 1-11. Setting the Paper Type 1-21 Table 1-12. DIP Switch Settings 1-23 Table 1-13. IBM Mode Selection 1-23 Table 1-14
  • Epson C117001-N | Service Manual - Page 9
    DFX-5000+ Service Manual Product Description 1.1 GENERAL FEATURES The DFX-5000+ is a 9-pin, serial, dot matrix printer with a maximum speed of 560 characters per second (cps). It is designed for business use and provides high-speed, high-volume printing and continuous-sheet
  • Epson C117001-N | Service Manual - Page 10
    Product Description DFX-5000+ Service Manual Table 1-1. Options and Consumables I I Model Description #8309 Pull tractor unit #8766 Ribbon cartridge t #8767 , Ribbon pack I by country. q *A simple serial interface card has no CPU; the printer processes the data from the card. 1-2 Rev. A
  • Epson C117001-N | Service Manual - Page 11
    DFX-5000+ Service Manual 1.2 SPECIFICATIONS This section provides detailed information about the DFX-5000+. 1.2.1 Printer Capabilities Printing method: Serial impact dot matrix Pin configuration: 9 wires Pin diameter: 0.29 mm (0.01 inches) Product Description mm (1/72") o I o 8/72" 0 0 0
  • Epson C117001-N | Service Manual - Page 12
    400 400 200 80 96 Input data buffer: control codes: 20KB or O bytes (selectable by DIP switch (Cyrillic) PC866 (Russian) PC852 (East Europe) MAZOWIA (Polish) Code MJK (Czecho, Slovak) Bulgaria (Bulgaria) 0: supported x: Not supported *: Nationa/Language Support standard Version o o o o o o o o o
  • Epson C117001-N | Service Manual - Page 13
    DFX-5000+ Service Manual Product Description 1.2.2 Paper Handling Specifications Feeding methods: Push tractor feed (front and rear) Push-pull feed with the optional pull tractor (front or rear) Paper size: Fanfold paper Single sheet paper Roll paper 101 -406 mm (4 - 16 inches) wide Not
  • Epson C117001-N | Service Manual - Page 14
    Product Description DFX-5000+ Service Manual Notes: 1. Horizontal alignment maybe irregular in the top 75 mm (3 inches) of the first page. 2. When using the optional pull tractor, the top 120 mm (4.8 inches) of the first page are unprintable. 3. Use clean paper with no folds, creases, or tears (
  • Epson C117001-N | Service Manual - Page 15
    DFX-5000+ Service Manual Product Description 7. Horizontal perforations must have uncut parts on both edges of the paper. -'/ Uncut Paper edge [--- l_c- ut Figure 1-7. Paper Edge at a Horizontal Perforation 8. At the intersection of a horizontal and vertical perforation, the perforation cuts
  • Epson C117001-N | Service Manual - Page 16
    there are no holes in the printable area. 15. The paper must be tom off cleanly along a perforation. Overlapping Mutti-part Forms Paper path: Quality: Front only Plain paper Width: 101-406 mm (4 -16 inches) Copy capability: 5 sheets (1 original + 4 carbonless copies), excluding the bottom
  • Epson C117001-N | Service Manual - Page 17
    DFX-5000+ Service Manual Product Description r, Ii When using overlapping multi-part forms, do not use the paper select (change tractors) or tear offfunction; to avoid a paper jam, it is important not to feed overlapping multi-part forms backward. Notes: 1. Rough multi-part form binding
  • Epson C117001-N | Service Manual - Page 18
    metal staples. 9. The binding (dots of paste or paper staples) must be outside the printable area. 10. Overlapping multi-part forms must be bound at the Correct Muiti-part Form Binding Fanfold Paper with a Labal Paper path: Front only Quality: Plain paper Width: 101-406 mm (4 - 16 inches)
  • Epson C117001-N | Service Manual - Page 19
    DFX-5000+ Service Manual Product Description Labels Paper path: Label size (W x H): Bottom carrier: Width Length Total thickness: Label examples: Front only 2%x 15/16 inches 4 x 15/16 inches 4 x 17/16 inches 4- 16 a paper jam, or the labels may come off the backing and stick to the printer.) 3.
  • Epson C117001-N | Service Manual - Page 20
    Service hWw81 r 4-16" I A A o H------------J .o- 0' r-- r 'T 0 O, ~ 'k' j i '*e' j 0 10; r-l r'7 o r 0----~ -~---b-b--'--i---i --'-a-b-'---j-,---o- 0( \ - v H A H o ~w Figure 1-21. Label and Carrier 1.2.4 Ribbon Specifications Ribbon cartridge: #8766 Ribbon pack: #8767 Ribbon
  • Epson C117001-N | Service Manual - Page 21
    DFX-5000+ Service Manual 1.2.6 Electrical Specifications Table 1-6. Rated Electrical Ranges Product DescriMion 120 V Version : MCBF: Printhead life: 8000 power-on hours (POH) at a duty cycle of zs~o 24 million lines (excluding the printhead and ribbon) 300 million characters (14 dots/character)
  • Epson C117001-N | Service Manual - Page 22
    is active - During the self-test - II-I paper memory setting mode - IrI pause mode - When a fatal error occurs The ERROR signal is active (LOW) under the following conditions: - When a paper out error occurs - When a paper jam error occurs - When a fatal error occurs The PE signal is active (HIGH
  • Epson C117001-N | Service Manual - Page 23
    DFX-5000+ Service Manual Product Description paper out. This signal is effective only when the ERROR signal is LOW. o Always HIGH output. (Pulled up to +5 V through a 3.3 KQ resistor.) If the signal is LOW when the printer is I initialized, a line feed is automatically performed when a CR code
  • Epson C117001-N | Service Manual - Page 24
    or more Bit rate: 300,1200,9600, or 19200 bps (selectable by DIP switches 2-7 and 2-8) Logic level: MARK (logical 1) SPACE (logical O) -3 to SG . Signal ground. Indicates whether the printer is ready to receive 11,20 DTR o data. If the printer is not ready, the DTR signal becomes MARK
  • Epson C117001-N | Service Manual - Page 25
    DFX-5000+ Service Manual 1.4 PRINTER OPERATION This section describes the basic operation of the printer. Product Description 1.4.1 Control Panel The printer's control panel contains eight non-lock type push buttons and twelve LED indicators for easy use of the various printer functions. Cl POWER
  • Epson C117001-N | Service Manual - Page 26
    as, for a control code). If less than 16 bytes remain, they can be printed by pressing the PAUSE button. To cancel hexadecimal dump mode, turn off the printer. 1.4.4 Paper Out Detection Function When the paper out sensor detects the printer is out of paper, the printer automatically enters pause
  • Epson C117001-N | Service Manual - Page 27
    memory function. It allows you to save paper format and thickness information using the DIP switches and the control panel buttons. The paper memory function is available only for forms loaded on the front tractor. Cl Forms with a label Multi-part forms that vary in thickness include forms with
  • Epson C117001-N | Service Manual - Page 28
    information. Memory area 1 is sekcted when DIP switch 3-4 is off. This is the printer's default setting. To select memory area 2, turn on the switch. Table 1-9. Selecting the Paper Memory Area Paper Memory Area DIP SW 3-4 1 OFF 2 ON 3. Use DIP switches 3-1 and 3-2 or softwareco rnmands to
  • Epson C117001-N | Service Manual - Page 29
    DFX-5000+ Service Manual 4. Use DIP switches 3-5 and 3-6 to set the paper type. Table 1-11. Setting the Paper Type Product Description Paper Type Sw 3-5 Sw 34 Normal paper OFF OFF Forms with a label OFF ON Overlapping forms ON OFF Overlapping forms with a label I ON [ ON 5. Hold down
  • Epson C117001-N | Service Manual - Page 30
    . (The head driver FETs are bad.) A short circuited printhead fan is detected. An illegal paper memory setting is detected. * * * * q q * * q * (II) &P ~~ a Pam between each beep) ~? ~ - ** q * - ** ** (B *S of 2 ~) **** W-* @ *S, A micro adjust limit is detected. A platen gap adjust error is
  • Epson C117001-N | Service Manual - Page 31
    DFX-5000+ Service Manual Product Description 1.5 DIP SWITCH SEITINGS This section describes the functions of the DIP switches. After settimz one or more DIP switches, turn on the printer to put your settings into effect. Table 1-12. DIP Switch Settings SW No. Function ON I OFF Factory
  • Epson C117001-N | Service Manual - Page 32
    Product Description DEW50tM+ Swvke Manual Table 1-14. ESC/P Mode Selection Character Table Standard NLSP Sw 1-4 Sw Abicomp PC437 Greek PC869 1s0 8859-7 PC853 PC857 ISO Latin IT PC865 PC866 PC852 MAZOWIA Code MJK Bulgaria OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF
  • Epson C117001-N | Service Manual - Page 33
    DFX-5000+ Service Manual Table 1-15. Interface Selection Product Description Interface Sw 2-4 SW 2-5 Automatic OFF OFF ON ON *This is the standby time. See Section 1.4.11, 'Automatic Interface Selection." Table 1-16. Baud Rate Selection Sw 2-6 OFF ON OFF ON OFF ON OFF ON Bit Rate (bps) 19,200
  • Epson C117001-N | Service Manual - Page 34
    main components of the DFX-5000+ are designed fix easy removal and replacement. These e main components are: Printer mechanism (M-3C11) Main control board (C117 MAIN board assembly) Power supply board ( C117 PSB/PSE board assembly) Control panel (C117 PNL board assembly) Housing Connector
  • Epson C117001-N | Service Manual - Page 35
    to the rotor of the CR motor, while the DFX-5000+ uses a belt-type encoder. Cl In the DFX-5000+, the angle between the printhead and the surface of the platen has been changed to reduce noise. El In the DFX-5000+, the ribbon guide is not attached to the ribbon mask; the ribbon mask is attached to
  • Epson C117001-N | Service Manual - Page 36
    W? S,22,10,13,16,i4,16,20,21(dnv.r for PRINTHEAD) L Q28 031(dnvor for MOTOR, RF) figure 1-28. C117 MAIN Board Assembly 1.6.3 Power Supply Circuit (C117 PSB/PSE Board Assembly) The C117 PSB/PSE tmrd assembly power supply circuit supplies the control circuit and printer mechanism drive circuit with
  • Epson C117001-N | Service Manual - Page 37
    DFX-5000+ Service Manual Product Description 1.6.4 Control Panel Board (C117 PNL Board Assembly) The C117 PNL board assembly is the operator control panel. It contains the buttons, indicator LEDs, and buzzer. 9 10 5 RA1 Figure 1-30. C117 PNL Board Assembly 1.6.5 Housing The housing consists of
  • Epson C117001-N | Service Manual - Page 38
    Ribbon Feed and Tractor Select Mechanism 2-9 2.1.6 Plunger Mechanism 2-11 2.2 POWER SUPPLY OPERATION 2-12 2.2.1 PowerSupplyOverview 2-12 2.2.2 +5 VDCLine RegulatorCircuk 2-14 2.2.3 +35 VDCLine RegulatorCircuti 2-15 2.2.4 +/-12 VDC Half-wave Rectifier Smoothing Circuit 2-16 2.3 CONTROL
  • Epson C117001-N | Service Manual - Page 39
    2-16 Figure 2-18. Control Circuit Block Diagram 2-18 Figure2-19. Data Flow from the Parallel Interface 2-19 Figure2-20. Reset Circuit Block Diagram 2-21 Figure 2-21. SensorCircuit Block Diagram 2-22 Figure 2-22. CRMotor Internal Circuit 2-25 Figure 2-23. CR Motor Driver Block Diagram 2-25
  • Epson C117001-N | Service Manual - Page 40
    of the printer and is supported by the other mmponents (the power supply and control arcuits). Figure 2-1 shows the Model 3C11 printer mechanism. PAPER BA~L ASSEMBLY Plunger TIMING BEL Connector Junction Board TRACTOR ASSEMBLY (FRONT) D MOTOR \ PLATEN GAP ADJUSTMENT MOTOR Figure 2-1. Model
  • Epson C117001-N | Service Manual - Page 41
    Operating Principles DFX-5000+ Service Manual Cl Ribbon feed mechanism The printer's ribbon cartridge contains an endless ribbon. The ribbon feed mechanism takes up the ribbon so that the portion hit by the pins is constantly changing. The RF motor drives the ribbon feed mechanism. Figures 2-2 and
  • Epson C117001-N | Service Manual - Page 42
    DEX-4XXW Service Manual Opating Princ@ha Paper TRACTOR ASSY., PULL PRINTHEAD SENSOR ASSY., PE, FRONT Front Tractor Sprocket \.fi( SENSOR ASSY., PE, UPPER - S E N S O R ASSY., P A P E R J A M TRASCOTR SELECT SENSOR SENSOR ASSY., PE, REAR Rear Tractor Sprocket PAPER FEED MOTOR RIBBON FEED MOTOR
  • Epson C117001-N | Service Manual - Page 43
    + Service Manual 2.1.2 Carriage Mechanism Figure 2-5 shows the carriage mechanism. The front and rear carriage guide shafts support the carriage. The rotation of the CR motor is transmitted to the carnage timing belt through the carriage belt pulleys at the right and left sides. The printhead is
  • Epson C117001-N | Service Manual - Page 44
    DEX-5Uk Servic@ Man(ml Oparathg Prlnclpks 2.1.3 Platen Gap Adjustment Mechanism Figure 2-6 shows the platen gap adjustment mechanism. The front and rear carriage guide shafts supporting the carriage have a vertical wtion. The rotation of the PG motor is transmitted to the rear carriage guide shaft
  • Epson C117001-N | Service Manual - Page 45
    Operating Principles DFX-5000+ Service Manual 2.1.4 Paper Feed Mechanism Figures 2-7, 2-8, and 2-9 show the paper feed mechanism. After you load paper, it is fed by the tension roller, PF roller, and front or rear tractor assembly. The PF motor rotates the tension roller and tractor select gear (
  • Epson C117001-N | Service Manual - Page 46
    Paper TENSION ROLLER PAPER BAIL LEVER TRACTOR SELECT TRANSMISSION GEAR PAPER FEED MOTOR Pinion Gear SENSOR ASSY., PE, FRONT Tractor Sprocket (Front) Figure 2-8. Front Tractor Assembly Operation TENSION ROLLER \ , Paper PAPER BAIL LEVER SENSOR ASSY., PE, FRONT ~ \ TRACTOR SELECT GEAR . . I
  • Epson C117001-N | Service Manual - Page 47
    Operating Principles DFX-5000+ Service Manual 2.1.4.1 Tractor Wire Operation The printer is equipped with a tractor wire (white line) to prevent paper jams when continuous paper is loaded from the front or rear entrance. The tractor tension spring on the right side frame pulls the wire and
  • Epson C117001-N | Service Manual - Page 48
    DEX-5000+ Service Manual operating #%'fnclphe 2.1.5 Ribbon Feed and Tractor Select Mechanisms ,.J,& The RF motor supplies power to both the ribbon feed and tractor select mechanisms. The rotaticm @ of the RF motor pinion swings the ribbon feed select gear like a pendulum, using the lever axis
  • Epson C117001-N | Service Manual - Page 49
    select lever is set to the left, the tractor select gear engages the rear tractor assembly train, and the PF motor rotates the rear tractor assembly. When the tractor select lever is set to the right, the tractor select gear engages the front tractor assembly. The tractor select sensor contacts
  • Epson C117001-N | Service Manual - Page 50
    DFX-5LXXI+ Service Manual Operating Prfnc@laa 2.1.6 Plunger Mechanism Figure 2-13 shows the plunger mechanism. The paper bail assembly is attached to the tmd of the plunger's iron core. The paper bail assembly axis is connected to the frame. When the plunger coil is energized, the force of the
  • Epson C117001-N | Service Manual - Page 51
    DEW5000+ Service Manual 2.2 POWER SUPPLY OPERATION The printer can be powered by either of two power supply boards: the 120 V C117 PSB board assembly or the 220/240 V PSE C117 board assembly. The only difference in the operation of these two boards is in the primary circuitry. They supply power to
  • Epson C117001-N | Service Manual - Page 52
    supplies power to three of the nine printhead pins (pins 2,4, and 6) and to the motors. These switching regulator circuits perform voltage control and over-current limiting for each voltage. They supply or cut the DC voltage based on the DRERR (Driver Error) signal from the C117 MAIN board assembly
  • Epson C117001-N | Service Manual - Page 53
    the printer is turned on, the +35 VDC line outputs +13 VDC for 140 ms. The first rising voltage (+13 VDC) is used to check the printhead drivers on the C117 MAIN board assembly. If a printhead driver is damaged, the control board outputs the error signal (HIGH DRERR signal) to the power supply board
  • Epson C117001-N | Service Manual - Page 54
    DFX-5000+ Service Manual operating Principbe 2.2.3 +35 VDC Line Regulator Circuit When the printer is turned on and the C117 MAIN board assembly sends the WC signal, the +35 VDC line rises from +13 V to +35 V. The +35 VDC line arcuit uses a ringing choke mnvertor (RCC) AC input switching power
  • Epson C117001-N | Service Manual - Page 55
    Operating Principles Dl%Y4iOOO+ Service Manual The +35 VDC regulator circuit includes printer is turned on, the C117 power supply board assembly creates +13 VDC to check the printhead drivers on the C117 MAIN board assembly. After 140 ms, the C117 MAIN board assembly sends the DRERR (driver error
  • Epson C117001-N | Service Manual - Page 56
    phase signal creation, interface control, CR and PF motor driver abnormal sensor arcuit control, reset signal creation, control signal creation for the power supply board, control of the LEDs on the Cl 17 PNL board assembly, and reading the DIP switch settings. L,,,, Signals, such as DRERR, VPC
  • Epson C117001-N | Service Manual - Page 57
    Circuit 1.PE(top) 2. PE(front) 3. PE(rear) 4. Paper Jam 5.PG Home position 6.PuII Tractor 7. Tractor Select 8. Cover Open 9. Paper Wide 10.Fan Temperature 11 .MOTOR, CR isolation 12. Head Temperature 13.MOTOR,PF Watch Dog Timer 14.Drop Error Signal Detection (from BOARD ASSEMBLY, C117PS) I 1 FAN
  • Epson C117001-N | Service Manual - Page 58
    DFX-5000+ Servics Mimml 0per8thg Ffinchl&e Figure 2-19 shows the data flow for data input via the parallel interface. Although various circuits perform data processing, the control accesses. When either a CR code is received or the input data buffer becomes full, the CPU sets the BUSY signal to
  • Epson C117001-N | Service Manual - Page 59
    control D CR motor driver control LI CR and PG motor pulse encoder l/O (input/output) Q Encoder pulse 1/0 Q Phase signal creation for the motors Q i/O port control Q Interface control Q Abnormal CR and PF motor detection Q RESET signal creation Q Control signal creation for the power supply board
  • Epson C117001-N | Service Manual - Page 60
    the control circuit are reset, and the CPU executes the program from the starting address. Figure 2-20 shows the reset arcuit block diagram. The printer is board. l'he gate array outputs the RESET signal to the reset port of the CPU and also to the gate array itself, via the delay control arcuit (CR
  • Epson C117001-N | Service Manual - Page 61
    Sensor Circuits DFX-5000+ Service Manual Figure 2-21 shows the sensor circuits in block diagram form. The printer is equipped with the following sensors: 1. Front and rear PE sensors (use a photo interrupter) 2. Top PE sensor (to detect the TOF position, uses a photo interrupter) 3. Paper jam
  • Epson C117001-N | Service Manual - Page 62
    DEX-5000+ Setvice Manual C)pmWng Pn"nc@&a Each sensor is described below. 1. Front and rear paper end sensors L1 Detection form: Photo interrupter Q output form: Open collector (pulled up to 10 Kfi2 resistance) LI Input circuit: CR filter circuit (10 Kfil and 39 pF) Cl Logical: Paper
  • Epson C117001-N | Service Manual - Page 63
    Operating Principles DFX-5000+ Service Manual 8. Paper thickness sensor D Detection form: Photo interrupter Cl Input circuit: Rectangle wave (2 channels, TTL level) CR filter circuit (10 KQ and 390 pF) Cl PG ability: 0.015 mm/pulse D Sensing range: O to 0.7 mm 9. Platen gap home position
  • Epson C117001-N | Service Manual - Page 64
    DEX-5000+ Sawka Manual Opwatfng Prh@aa 2.3.4 CR Motor Driver Circuit Figure 2-22 shows the internal circuit for the CR motor, and Figure 2-23 shows a block diagram fir the CR motor driver circuit. An SLA5007 bipolar driver IC drives the CR motor. It has built-in bipolar switching transistors and a
  • Epson C117001-N | Service Manual - Page 65
    Omwatina Principles DEWOOO+ Service Manual Table 2-4. CR Motor Drive Modes Division Drive Mode M%!or Acceleration/Deceleration ~r~me Control Curve Constan Speed Control Super draft 1680 Super drafi-HD Draft 1600 1260 Acceleration or deceleration control cutve. Draft-HD 1200 Carriage
  • Epson C117001-N | Service Manual - Page 66
    DFX-5000+ Service Manual Table 2-5. CR Motor Drive Sequence Operating Pdncipbs Carria#~T~;sfer Driving Mode Driver (Refer to Figure 2-22.) Q1 Q2 Q3 04 Left -+ Right Acceleration Deceleration 1 Deceleration 2 On On on on Deceleration 3 on on Acceleration On On Right + Left
  • Epson C117001-N | Service Manual - Page 67
    the minimum duty data for acceleration control. Pulse width modulation (PWM) determines each section number. For each section, the carriage motor driver is turned on part of the time and off part of the time. 2. When the carriage speed reaches SP1, the printer uses the acceleration driving mode
  • Epson C117001-N | Service Manual - Page 68
    , the carriage motor driver is turned on part of the time and off part of the time. 2. The printer uses Deceleration driving mode 2, based on the dutydata, and the rest of the time, it uses Deceleration driving mode 1. (Refer to Table 2-5.) 3. During this time the control circuit measures time
  • Epson C117001-N | Service Manual - Page 69
    t3 1 SP2 DEX-5000+ Service Manual Carrige transfer direction [ Right ~ Left t3 1 SP2 Figure 2-26. Measurement Sequence 2.3.5 PF Motor Driver Circuit Stepping motor driver SLA7026 (IC1l) drives the PF motor. Figure 2-27 shows the PF motor driver circuit block diagram, and Table 2-6 provides
  • Epson C117001-N | Service Manual - Page 70
    ips = inches per second 2.3.6 RF Motor Driver Circuit Figure 2-28 shows a block diagram of the RF motor driver circuit, and Table 2-7 provides the RF motor specifications. The RF motor is a stepping motor. The control circuit perlbrms open-loop phase switching control according to the timing data
  • Epson C117001-N | Service Manual - Page 71
    DFX4000+ Service Manual 2.3.7 PG Motor Driver Circuit Figure 2-29 shows a block diagram of the PG motor driver circuit, and Table 2-8 provides PG motor specifications. The motor phase switching signals are output from the PGA port and input to the PGBN port of the gate array. The motor common
  • Epson C117001-N | Service Manual - Page 72
    the @d driver status. If the head driver IC shorts, CPU port P34 detects a LOW level and the CPU sends the DRERR (Driver Emor) signal to the C117 power supply board assembly. When the C117 power supply board assembly receives this signal, it stops the output voltage and the printer beeps. c Rev
  • Epson C117001-N | Service Manual - Page 73
    Operating Principle m 0 0-l g -1 FANA FANAN DEHOOO+ Service Manual r m > 0 n > z J + +' 1 xw 0 x (0 Zz I(/) T 0 a 00 -N -1"1 :: -z-x 00 u-lo) L->z- @ -1 co'"' HEAD FAN thermistor data - ® HEAD thermistor data Figure 2-31. Printhead Driver Circuit 2-34 Rev. A
  • Epson C117001-N | Service Manual - Page 74
    15 Removing the Front Tractor Assembly 3-39 3.2.7.16 Removing the Rear Tractor Assembly 3-40 3.2.7.17 Removing the CR Motor 3-41 3.2.7.18 Removing the CR (Carriage Encoder) Sensor 3-42 3.2.7.19 Disassembling the Carriage Mechanism 3-43 3.2.7.20 Removing the Paper Guide Suppoft Plate 3-45
  • Epson C117001-N | Service Manual - Page 75
    16 Figure 3-20. Removing the Connector and Earth Cable 3-16 Figure 3-21. Removing the Bottom Panel Assembly2 3-17 Figure 3-22. Removing the Cl 17 Power Supply Board the Left Part of Lower Paper Guide 3-34 Figure 3-45. Removing the Paper Jam Sensor 3-34 Figure 3-46. Removing the Pull Tractor
  • Epson C117001-N | Service Manual - Page 76
    3-51. Removing the Left Side Frame Gears 3-38 Figure 3-52. Removing the Front Tractor Assembly 3-39 Figure 3-53. Removing the Rear Tractor Assembly 3-40 Figure 3-54. Removing the Timing Belt Holder 3-41 Figure 3-55. Removing the CR Motor 3-41 Figure 3-56. Removing the CR Sensor 3-42 Figure
  • Epson C117001-N | Service Manual - Page 77
    lifi the printer by holding the front cover, because it may come o#. Before transporting the printer, remove the paper and ribbon cartridge. Then attach the following packing materials, as shown in Figure 3-1: LI Transport locking bracket Cl Carriage guide shaft support bar Ll Printhead protector LI
  • Epson C117001-N | Service Manual - Page 78
    Figure 3-2. Packing the DFX-5000+ Before disassembling the printer, turn it off and discomect the power cord from the printer and the wall outlet. Discomect the printer from the computer, and then remove the paper and ribbon cartridge. Because you may need to turn the printer while you disassemble
  • Epson C117001-N | Service Manual - Page 79
    DFX-5000+ Service Manual Disassembly and Assembly 3.1.1 Tools This section describes the tools required for assembling disassembling or adjusting the printer. Note: Refer to Chapter 4 for adjustment tools, Chapter 5 for troubleshooting tools, and Chapter 6 for tools for m&ntenance, lubrication,
  • Epson C117001-N | Service Manual - Page 80
    : B1019466OO Catalog number: Dial gauges #F610 DEX-51UW+ Seffice Manual 0. . . . . v Figure 3-3. Dial Gauges Part number: B1019467OO Catalog number: Dial gauge base #F611 [- 1 Figure 34 Dial Gauge Base Part number: Catalog number: B1019468OO Dial gauge master #F612 Figure 3-5. Dial
  • Epson C117001-N | Service Manual - Page 81
    SP) CPN CPN (0) CPN (SP) CPT (0) Part Name Cross-Bind head, B-tight screw Cress-Bind head, S-tight screw with Outside-toothed lock washer Cross-Bind head, S-tight screw with Spring lock washer + Plane washer Cross-Flat head, S-tight screw Cross-Pan head with Spring lock washer + Plane washer C--Pan
  • Epson C117001-N | Service Manual - Page 82
    Disassembly and Assembly DFX-5000+ Service Manual Table 3-3. Screw Names and Illustrations Head Top 1. Cross-recessed head Side 1. Bind @ Ul= P (with fjotch) 2. Pan - 0 3. Flat Body 1. Normal Washer 1. Plain washer 2. S-tight I \ \, i. \ mo 3. B-tight Im 'Ii ~ @@ 2. Outside toothed lock
  • Epson C117001-N | Service Manual - Page 83
    before assembly are described in notes labeled "Adjustment Required." Be sure to follow the instructions in these notes. 3.2.1 Replacing the Printhead You can replace the printhead without disassembling the printer. Q When you remove theconnectorcover, becarefil not to break the tabs. Ct When you
  • Epson C117001-N | Service Manual - Page 84
    Disassembly and Assembly DFX-5000+ Service Manual 5. Remove the 2 CPN (M3 x 8) screws securing the FPC cover to the bottom plate of the printer mechanism. 6. Remove the 2 FPC printhead cables from the connector junction board on the bottom plate and remove the 2 CP (PS) (M4 x 7) screws securing
  • Epson C117001-N | Service Manual - Page 85
    DFX-5000+ Service Manual 3.2.2 Replacing the ROM You can replace the ROM without disassembling the printer. ~"sassambly and Assembiy il Zt is best to remove the top cover before you tilt back theprz"nter as described in the steps below. Refer to Section 3.2.3.lfor instructions on remooing the top
  • Epson C117001-N | Service Manual - Page 86
    DFX-5000+ Service Manual Two people are required to remove the top cover; one person must hold the top cover while the other person removes the screws. If the top cover is not supported . 2. While someone supports the top cover, remove the4 screws (2 on therightand 2 on the left) securing the top
  • Epson C117001-N | Service Manual - Page 87
    DEX-&MO+ Service Manual Disassamb@ and Assambly 3.2.3.2 Removing the Left, Right, and Front Covers and Replacing the Fuse 1. Remove the 4 CBB (M4 x 16) screws securing the left side cover and remove the cover. 2. Remove the right side cover in the same way as you removed the left side cover. Also
  • Epson C117001-N | Service Manual - Page 88
    Disassembly and Assembly DEX-5000+ Service Manual 3. After you remove the right side cover, you can replace the input fuse for the C117 power supply board assembly. Make sure the new fuse meets the printer's AC power specifications. ,CARRIAGE MOTOR -1 Grounding Harries (RIGHT Side) Figure 3-
  • Epson C117001-N | Service Manual - Page 89
    DFX-5000+ Service Manml Dkassamb(y andAssamb& 3.2.3.3 Removing the Front Panel 1. Remove the left and right side covers. (Refer to Section 3.23.2) 2. Open the top rover and disconnect connector CN8 (the control panel mnnector). 3. Remove the2 CBB (M4 x 16) screws from the front panel and
  • Epson C117001-N | Service Manual - Page 90
    Disassembly and Assembly DFX-5000+ Sarvice Manual 3.2.3.5 Removing the Cover Open Sensor 1. Remove the uppercase. (Refer to Section 3.2.3.4) 2. Tum over tie upper case. Remove the 2 CPB (M2 x 8) screws from the case op~
  • Epson C117001-N | Service Manual - Page 91
    DEX-5tNW+ Sarvica Manual 3.2.4 Removing the Circuit Boards This section describes how to remove the circuit boards. 3.2.4.1 Removing instructions on removing the top cover. Q If you tilt back thepn"nterwith the topcoverattached, becamfidnot toputtoo much weight on the top cover or any other printer
  • Epson C117001-N | Service Manual - Page 92
    Disassembly and Assembly DFX-5000+ Service Manual 4. While supporting the top cover to protect it from scratches, tilt back the printer and lay it on its back. 5. Remove the 8 CPB (M4 x 16) screws securing the bottom panel assembly. Slowly return the printer to its upright position before you
  • Epson C117001-N | Service Manual - Page 93
    DFX-5000+ Sarvica Manual Disasaam6/y and Assamb/y 9. On the right side of the printer mechanism, remove the green and yellow earth cable from the earth plate on the bottom panel assembly. Then slowly lift up the bottom panel assembly.
  • Epson C117001-N | Service Manual - Page 94
    and Assembly DFX-5000+ Service Manual 3.2.4.2 Removing the Cooling Fan and CI17 Power Supply Board Assembly 1. Remove securing the CI17 power supply board assembly and remove the board. InOr CPB(M3x11) // / I \, \ , cy3 I ,"~ 4 7?irE?''RsuppLy r//+'1°_'1L L- C AC INLET SET' v CCN (M3x30
  • Epson C117001-N | Service Manual - Page 95
    DFX-5000+ Sarvica Mamml Disassembly and Assemb& 3.2.4.4 Removing the AC Inlet 1. Remove the C117 power supply board assembly. (Refer to SET Figure 3-24. Removing the Earth Plate 4. Remove the 2 CFS (M3 x 12) screws securing the AC inlet to the earth plate and remove the AC inlet. AC INLET SET
  • Epson C117001-N | Service Manual - Page 96
    and Assembly DFX-5000+ Service Manual 3.2.4.5 Removing the CI17 PNL Board Assembly 1. Remove the front panel. (Refer to Section 3.2.3.3) 2. Discomect connectors CN1 and CN2 on the C117 PNL board assembly. 3. Remove the CPB (M4 x 9) screw securing the C117 PNL board assembly to the front cover and
  • Epson C117001-N | Service Manual - Page 97
    DFX-5tWO+ Sarvica Marwal D/aaaaambly and Asaambly 3.2.5 Removing the Interlock Switch Assembly 1. Remove the upper case. (Refer to Section 3.23.4) 2. Di SCQMeCt the interlock assembly cable from junction comector CN9 on the C117 MAIN board assembly. 3. Remove the CBB (M4 x 10) screw securing the
  • Epson C117001-N | Service Manual - Page 98
    . DFX-5000+ Service Manual Because the printer mechanism is large and heavy, you must be careful when you remove it. When you lift or lower the printer mechanism, follow these precautions: Ll Two people are required to remove or install the printer mechanism. Q Use the lift handles (#E656, part
  • Epson C117001-N | Service Manual - Page 99
    DFX-5000+ Sarvica Manual Disassembly and Assambly 5. Install the lift handles from the inside of the printer mechanism. Insert each handle through the 2 holes in the side frames of the printer mechanism. Then slowly lift the printer (LEFT Side) R 11 /' I I q / / I I PRINTER MECHANISM
  • Epson C117001-N | Service Manual - Page 100
    Assembly DFX-5000+ Service Manual 3.2.7 Printer Mechanism Disassembly This section describes how to disassemble the printer mechanism. Before following the steps in this section, remove the printer mechanism from the printer as described in Section 3.2.6. 3.2.7.1 Removing the Front/Rear Tractor
  • Epson C117001-N | Service Manual - Page 101
    DFX-5000+ Service Manual llsassembty and Assamb& 3.2.7.2 Disassembling the Front/Rear Tractor Select Lever Assembly This section describes how to disassemble the front/rear tractor select lever assembly, including how to remove the RF motor and tractor select sensor. 1. Remove the front/rear
  • Epson C117001-N | Service Manual - Page 102
    Disassembly and Assembly DFX-5000+ Service Manual T=a- RIBBON FEED MOTOR FRAME ~~ \ \ -TRACTOR SELECT CAM TRACTOR SELECT GEAR HOLDER Il I El 1 J / TRACTOR SELECT LEVER (UPPER and LOWER) Figure 3-34. Tractor Select Lever Mounting Position 3-26 Rev. A
  • Epson C117001-N | Service Manual - Page 103
    DFX-5000+ SeWica Manual Disassembly and Assembly 3.2.7.3 Removing Connector Junction Board Aasembly and FPC Board Aeaembly This section describes how to remove the comector junction board assembly (also died the relaying board) and FPC board assembly. 1. Remove the left side cover. (Refer to
  • Epson C117001-N | Service Manual - Page 104
    Disassembly and Assembly 3.2.7.4 Removing the PG Sensor and PG Motor DFX-5000+ Service Manual When you remove or install the PG sensor, be careful not to bend the PG motor detection board. 1. Remove the connector junction board assembly. (Refer to Section 3.2.7.3) 2. Remove the CPS (P) (M3 x 6)
  • Epson C117001-N | Service Manual - Page 105
    DFX-5000+ Sawica Manua! Disassembly and Assembly 3.2.7.5 Removing the Plunger and Paper Bail Asaembly l%is section describes how to remove the plunger (loading solenoid) and paper bail assembly. 1. Discomect the black, 2-pin plunger connector from the connector junction board assembly, and remove
  • Epson C117001-N | Service Manual - Page 106
    Disassembly and Assembly DFX-5000+ Service Manual 4. Remove the left tension roller lever spring. 5. Remove the E-ring securing the paper bail shaft to the right side frame and remove the shaft holder. 6. Remove the right tension roller lever spring, and then remove the shaft holder
  • Epson C117001-N | Service Manual - Page 107
    DFX-5000+ Service Manual Disassembly and Assembly 3.2.7.6 Removing the Upper Paper Guide and Top PE Sensor 1. Remove the paper bail assembly. (Refer to Section 3.2.7.5) 2. Disconnect the red, 3-pin, top PE sensor connector from the comector junction board assembly. (Refer to Section 3.2.73) 3.
  • Epson C117001-N | Service Manual - Page 108
    Disassembly and Assembly DFX-5000+ Service Manual 5. Remove the E-ring on the right side of the tension roller shaft and pull out the platen roller shaft holder with its leaf spring and washer. R Figure 3-41. Removing the Shaft Holder 6. Remove the E-ring on the left side of the tension roller
  • Epson C117001-N | Service Manual - Page 109
    DFX-5000+ Sarvica Manual Disassembly and Assambiy 3.2.7.8 Removing tha Platen 1. Remove the paper bail assembly. (Refer to Section 3Q.7.5) 2. Remove the upper paper guide. (Refer to Section 32.7.6) 3. Remove the 4 hexagon screws securing the platen to both holders. Then remove the platen with the
  • Epson C117001-N | Service Manual - Page 110
    Disassembly and Assembly DFX-5000+ Service Manual 3.2.7.9 Removing the Paper Jam Sensor 1. Remove the platen along with the lower paper guide. (Refer to Section 3.2.7.8) 2. Remove the left part of the lower paper guide. (The lower paper guide consists of three parts.) 3. Remove the CPN (SP) (M4 x
  • Epson C117001-N | Service Manual - Page 111
    1. Remove the upper paper guide. (Refer to Section 3.2.7.6) 2. Disconnect the red, 2-pin, pull tractor sensor comector from the connector junction board assembly. 3. Remove the CPN (SP) (M2 x 14) screw securing the pull tractor sensor (a micro-switch type sensor) to the left side frame and remove
  • Epson C117001-N | Service Manual - Page 112
    Disassembly and Assembly DFX-5000+ Service Manual 3.2.7.12 Removing the PG Home Sensor 1. Remove the front/rear tractor select lever assembly. (Refer to Section 3.2.7.2) 2. Remove the E-ring securing the carriage guide shaft gear to the rear carnage guide shaft. IDE IDE Figure 3-48. Removing
  • Epson C117001-N | Service Manual - Page 113
    DFX-5000+ Sarvica Manual Disassembly and Assambly 3.2.7.13 Removing the PF Motor 1. Remove the connector junction board assembly. (Refer to Section 3.2.7.3) 2. Remove the 3 CP (PS) (M4 x 8) sc~ws securing the PF motor to the left side frame. 3. Remove the PF motor from the inside of the left side
  • Epson C117001-N | Service Manual - Page 114
    Disassembly and Assembly DFX-5000+ Service Manual 3.2.7.14 Removing the Left Side Frame Gears 1. Remove the front/rear tractor select lever assembly. (Refer to Section 3.2.7.2) 2. Remove the connector junction board assembly. (Refer to Section 3.2.7.3) 3. Remove the PG motor. (Refer to Section
  • Epson C117001-N | Service Manual - Page 115
    DEX-5000+ Service Manual Disassembly and Assembly 3.2.7.15 Removing the Front Tractor Assembly This section describes how to remove the front tractor assembly. You need to remove the front tractor assembly before removing the white, 3-pin, front PE sensor connector from the mnnector junction board
  • Epson C117001-N | Service Manual - Page 116
    and Assembly DEX-5000+ Service Manual 3.2.7.16 Removing the Rear Tractor Assembly This section describes how to remove the rear tractor assembly. You need to remove the rear tractor assembly before removing the black, 3-pin, rear PE sensor connector from the connector junction board assembly
  • Epson C117001-N | Service Manual - Page 117
    DFX-5000t Service Manual Disassembly and Assambly 3.2.7.17 Removing the CR Motor 1. Remove the printhead. (Refer to Section 3.2.1) 2. Remove the printer mechanism. (Refer to Section 3.2.6) 3. Remove the CP (PS) (M3 x 6) screw securing the timing belt holder and timing belt. Figure 3-54. Removing
  • Epson C117001-N | Service Manual - Page 118
    and Assembly DFX-5000+ Service Manual 3.2.7.18 Removing the CR (Carriage Encoder) Sensor 1. Remove the printhead. (Refer to Section 3.2.1) 2. Disconnect the red, 4-pin, CR sensor connector from the connector junction board assembly. 3. Remove the CPN (M3 x 5) screw securing the CR sensor to
  • Epson C117001-N | Service Manual - Page 119
    the front carriage guide shaft, move the carriage to the left side.) 5. On the left side frame, remove the E-ring securing the carriage guide shaft gear to the rear carriage guide shaft, then remove the carriage guide shaft gear and paper thickness sensor holder. 6. Remove the FIG motor. (Refer
  • Epson C117001-N | Service Manual - Page 120
    Disassembly and Assembly DFX-5000+ Service Manual 7. Remove the carriage damper from therightside frame, and remove the 3 CBS (0) (M4x 8) screws securing the carnage motor holder to the right side frame. 8. Remove the right guide shaft holder lever. 9. Remove the 2 CP (PS) (M4 x 6) screws securing
  • Epson C117001-N | Service Manual - Page 121
    DFX-5000+ Service Manual Disassembly and Assembly 3.2.7.20 Removing the Paper Guide Support Plate 1. Disassemble the carriage mechanism and remove all the parts related to the carriage. (Refer to Section 3.2.7.19) 2. Referring to the exploded diagram in the Appendix, remove the paper guide support
  • Epson C117001-N | Service Manual - Page 122
    Table of Contents 4.1 PRINTER MECHANISM ADJUSTMENTS 4-1 4.1.1 PG Motor Backlash Adjustment 4-1 4.1.2 Carriage Timing Belt Tension Adjustment 4-2 4.1.3 Tractor Wire Spring Tension Adjustment 4-3 4.1.4 Pull Tractor Sensor Position Adjustment 4-3 4.1,5 Carriage Guide Shaft Parallelism Adjustment
  • Epson C117001-N | Service Manual - Page 123
    DFX-5000 Service Manual Adjustments 4.1 PRINTER MECHANISM ADJUSTMENTS This section describes the printer mechanism adjustments for the DFX-5000+. Whenever the printer is disassembled and the printer parts mentioned in this section are replaced or repaired, perform the appropriate adjustments to
  • Epson C117001-N | Service Manual - Page 124
    Adjustment DFX-5000+ Sanka Manual 4.1.2 Carriage Timing Belt Tension Adjustment l%e CR motor timing belt tension must be adjusted when any carriage mechanism part (such as the CR motor, belt pulley, or carriage timing belt) is disassembled. Remove the printer mechanism before performing this
  • Epson C117001-N | Service Manual - Page 125
    DFX-5000+ Service Manual Adjustment 4.1.3 Tractor Wire Spring Tension Adjustment This section describes the tractor wire spring tension adjustment. If the spring is not adjusted properly, paper jams may occur, because the continuous paper tension (in the horizontal direction) is incorrect. When
  • Epson C117001-N | Service Manual - Page 126
    Adjustment DFX-SOOO+ Service Manual 4.1.5 Carriage Guide Shaft Parallelism Adjustment The rear carriage shaft must be parallel to the platen. If it is not, printing maybe abnormal because paper is not fed evenly at the left and right sides of the platen. A paper jam may occur. This adjustment is
  • Epson C117001-N | Service Manual - Page 127
    DFX-5000+ Service Manual Adjustment 3. Remove the paper bail assembly. (Refer to Section 3.2.7.5) 4. Remove the tension roller the print head. When you attach this tool to the carriage, tighten the two thumb saews while you pulling by the tie bandtoward you. 7. Using the carriage guide shaft gear
  • Epson C117001-N | Service Manual - Page 128
    Adjustment DFX-5000+ Servicw Manual 9. If the distance measured at the left side is greater than that measured at the right side, move the parallelism adjust lever in the direction shown by the white arrow in Figure 4-9. If the distance measured at the left side is less than that measured at the
  • Epson C117001-N | Service Manual - Page 129
    DFX-5000+ Service Manual printer mechanism from the lower case. (If remove the printer carriage guide shafi to supplied by Epson. Do not adjust the parallelism using any other method. Ll Dial gauge #F610 (Part No. B1019466) L1 Dial gauge base #F611 (Part No. B1019467) L1 Dial gauge master #F612 (Part
  • Epson C117001-N | Service Manual - Page 130
    Adjustment DFX-5000+ Service Manual 3. Attach the another needle to the master surface, then correspond to the another gauge measure, and tighten gauge master before you securing the thumb screws. (Do procedure with two men.) 5. Then set the black marker to the "O" position. v v .-. Figure 4-13
  • Epson C117001-N | Service Manual - Page 131
    DFX-5000+ Service Manual Adjustment 6. Remove a CP(PS)(M3X6) screw securing the timing belt holder and timing belt, then remove the carriage plate. (Refer to Figure 4-2.) 7. Remove the paper the print head.(When you Left 1 Attach both needles. \ &n It i Y'. Platen . / k$u) ~ L/) Cawiage Guide
  • Epson C117001-N | Service Manual - Page 132
    DFX-5000+ Semke Manual 13. Reset the black marker to the "O" position. 14. Measure the angle difference about three position such as figure below.(Using the carriage motor pu IIy to move the carriage with the dial gauge toward the right side.) Platen / (Angle Adjustment Operation) Figrue 4-16
  • Epson C117001-N | Service Manual - Page 133
    when the other units (board, printhead) are changed (when BI-DIRECT'IONAL PRINTING ALIGNMENT (section 4.1.8) is executed). Note: The GAMMA value means the paper thickness parameter. DFX-5000+ has 4 tables in all from parameter O to parameter-3.-The default setting value is parameter 1, and
  • Epson C117001-N | Service Manual - Page 134
    Adjustment DFX-5000+ Sewice Manual print 1. Remove the ribbon cartridge, and the paper from the printer. Then remove the head for confirm the ALPHA value written on the print head surface. After you confirm the ALPHA value remount the print head. 2. Close the top cover. 3. Turn the printer on
  • Epson C117001-N | Service Manual - Page 135
    DFX-5000+ Service Manual Adjustment Platen Figure 4-19. Pulling the Thickness Gauge 12. Set the BETA value when the tension gauge indicates the 150gf, the tension gauge can move to right in a degree.(Refer to under CAUTION.) 13. After complete this adjustment, turn the printer off, and rotate the
  • Epson C117001-N | Service Manual - Page 136
    DFX-5000+ Service Manual 1. Mount the ribbon cartridge. 2. Set the continuous paper to the front tractor and turn the printer on while pressing the LF/FF, MICRO FEED (A), FRONT/REAR switches. (At this time, the printer shifts the standby mode and the no paper state.) 3. Press the LF/FF switch
  • Epson C117001-N | Service Manual - Page 137
    THE POWER SUPPLY CIRCUIT 5-13 5.4 REPAIR OF THE C117 MAIN BOARD ASSEMBLY 5-17 5.5 PRINTER MECHANISM 5-24 List of Figures Figure 5-1. Bypassing the Interlock Switch 5-2 Figure 5-2. Bypassing the Cover Open Sensor 5-2 Figure 5-3. Printhead Coil Resistance 5-3 List of Tables Table 5-1. Error
  • Epson C117001-N | Service Manual - Page 138
    error beep codes. Table 5-1. Error Codes Beeps Error Cause * (1 beep) *** *** (2 sets of 3 beeps) BEL code (07H) Carriage trouble D The printer receives a BEL command. QThe carriage is locked. QThe isolation resistance in the carriage motor is too low. q q  (5 sets of 4 beeps) I Paper
  • Epson C117001-N | Service Manual - Page 139
    Troubleshooting DFX4W@+ Service Manual 5.1.2 Bypassin9 the Interlock Switch and Cover Open Sensor To print with the top cover open or removed, you need to bypass the interlock switch and cover open sensor because these sensors autornatidy disable printing when the top cover is open. To bypass the
  • Epson C117001-N | Service Manual - Page 140
    DFX-5000+ Service Manual Troubleshooting 5.1.3 Coil Resistance The following table provides the coil resistances for the motor, head fan, plunger, and pnnthead. Table 5-2. Motor, Fan, Plunger, and Printhead Coil Resistances Part Coil Resistance CR motor PF motor RF motor PG motor Head fan 6.2
  • Epson C117001-N | Service Manual - Page 141
    Troubleshooting DEW5tXM+ Service Msnual 5.2 REPAIR BY UNIT REPLACEMENT You can correct most problems by replaang the unit and adiusting the printer when necessary. Refer to Table 5-3, identib the problem, and&n follow the steps in &e flowchart indicated. - Table 5-3. Symptoms and Reference Pages
  • Epson C117001-N | Service Manual - Page 142
    motors, solenoid, printhead, and drwers using a multlmeter. = No Replace the Cl 17 power supply board. Retest + Replace bad motor, solenoid, or b printhead. If driver also is bad, replace at the same time. Replace the Cl 17 MAIN board. Yes * END + See Section 5.5 to repair the printer mechanism
  • Epson C117001-N | Service Manual - Page 143
    Troubleshooting 2. Carriage operation is abnormal. DEX-5000+ Service Msnua{ + inserted securely? No ® Reinsert the connectors. Yes No 4 [Smooth I v '= L__Refer to Section 5.5, Repair of the Printer Mechanism. Perform repair necessary. Yes No No I I If the motor is bad, replace. If
  • Epson C117001-N | Service Manual - Page 144
    DFX-5000+ Service Manual 3. Carriage operation is normal, but the self-testis printed incorrectly. START E Perform the self-test. Troubleshooting Are the connectors inserted securely? No 4 I Perform the bidirectional I 4 v Check printhead cable continuity. Visually check printhead pins. Replace
  • Epson C117001-N | Service Manual - Page 145
    printhead drivers. N. If the printhead drivers are OK, replace the I No If the printhead drivers are OK, replace the printhead. Yes v Replace the Cl 17 MAIN board. L I 'Replace the printhead and Cl 17 \ MAIN board. + I Yes the p~;t OK? + -+No ~ Refer to Section 5.5, Repair of the Printer
  • Epson C117001-N | Service Manual - Page 146
    DFX-5000+ Service Manual Troubleshooting 3. Camiage operation is normal, but the self-testis printed incorrectly (continued). Go back to Section 5.5, Repair of the Printer Mechanism, and check for other problems. ® Perform bidirectional adjustment. eEND Rev. A 5-9
  • Epson C117001-N | Service Manual - Page 147
    Troubleshooting 4. Printing is normal, but paper feeding is abnormal. J 1 START 4 DIZX-5000+ Servke Manual Yes ; Load the paper correctly. motor manually, does i Yes Refer to Section 5.5, Repair of the ~ Printer Mechanism. I Check the resistance of the PF motor coils and check the PF motor
  • Epson C117001-N | Service Manual - Page 148
    DFX.5000+ Service Manual 5. Control panel operation is abnormal. [ START ] Troubleshooting between the C 117 MAIN Yes I Reinsert connector CN8 correctly. 1 I 4 No v Using a m ultim eter, check the switches on the Cl 17 PNL board. Yes v Yes No Replace the Cl 17 PN L board. Replace the Cl
  • Epson C117001-N | Service Manual - Page 149
    No Troubleshoot printer using the previous flowcharts. Built-in Parallel Check the cable connection from the host computer. No Set switches correctly. No cable under 6', and does it work with another No b v Replace Cl 17 MAIN board. Replace cable. Replace Cl 17 MAIN board
  • Epson C117001-N | Service Manual - Page 150
    DFX-5000+ Service Manual Troubleshooting 5.3 REPAIR OF THE POWER SUPPLY CIRCUIT This section provides detailed troubleshooting methods to isolate components in the power supply or on the main board. This information is for use by servicers who repair to the component level. U.S. servicers repair
  • Epson C117001-N | Service Manual - Page 151
    Troubleshooting IX%5tXM+ *vice Manual Table 5-5. C117 PSB/PSE Board Assembly Component Repair (continued) Symptom The +35 VDC line is dead. Cause The main switching FETs (Q101 or Q201 ) are defective. Checkpoint Check the voltage waveform between the drain side and GND. rI i I 1 L I I I I
  • Epson C117001-N | Service Manual - Page 152
    DFX-5000+ Service Manual Troubleshooting Table 5-5. C117 PSB/PSE Board Assembly Component Repair (continued) Rev. A 5-15
  • Epson C117001-N | Service Manual - Page 153
    Ttvublestmting mx-60@+ Serv#ce Ahmu8J Table 5-5. C117 PSBIPSE Board Assembly Component Repair (continued) 6-16 Rev. A
  • Epson C117001-N | Service Manual - Page 154
    DFX-5000+ Service Manual Troubleshooting 5.4 REPAIR OF THE C117 MAIN BOARD ASSEMBLY This section provides detailed troubleshooting methods to isolate components in the C117 MAIN board. This information is for use by servicers who repair to the component level. U.S. servicers repair to the unit
  • Epson C117001-N | Service Manual - Page 155
    Troubleshooting DlW50#+ Service Wnual Table 5-6. C117 MAIN Board Assembly Component Repair (continued) u~.-., .,.. 5-18 Rev. A
  • Epson C117001-N | Service Manual - Page 156
    DFX-5000+ Service Manual Troubleshooting Table 5-6. CI17 MAIN Board Assembly Component Repair (continued) Symptom The carriage operates abnormally. Cause IC7 is defective. Checkpoint Check the signals for the carriage motor phases at pins 108, 109, 110, and 111 of IC7. Solution Replace IC7.
  • Epson C117001-N | Service Manual - Page 157
    Troubleshooting DEX50W+ Sarvica Manual Table 5-6. Cl 17 MAIN Board Assembly Component Repair (continued) Symptom The carriage encoder sensor. Carriage operation is unstable (due to a lack of motor torque). Check the switching waveform for Q4, Q7, and Q8. Replace the abnormal transistor.
  • Epson C117001-N | Service Manual - Page 158
    DFX-5000+ Service Manual Troubleshooting Table 5-6. C117 MAIN Board Assembly Component Repair (continued) Rev. A S-21
  • Epson C117001-N | Service Manual - Page 159
    Troubleshooting DF%50tM+ Service Manual Table 5-6. C117 MAIN Board Assembly Component Repair (continued) (..";--,,'~ ' k.. f--.., L>, >J s-22 Rev. A
  • Epson C117001-N | Service Manual - Page 160
    DFX-5000+ Service Manual Troubleshooting Table 5-6. C117 MAIN Board Assembly Component Repair (continued) Symptom The self-test is printed incorrectly. Cause IC7 is defective. Checkpoint Observe the output signal at pins 129-137 of IC7. Solution Replace IC7. The head driver FETs are defective
  • Epson C117001-N | Service Manual - Page 161
    ? or adjust printer mechanism parts, refer to Chapter 3, Dkaswmb ly and Assembly, and Chapter 4, Adjusfrnenfs. If a symptom recurs following a repair attempt, look for other possible causes and solutions in the table b&low. Table 5-7. Printer Mechanism Repair Symptom The CR motor does not operate
  • Epson C117001-N | Service Manual - Page 162
    DFX-5000+ Service Manual Troubleshooting Table 5-7. Printer Mechanism Repair (continued) Symptom A particular dot does not print. Cause The printhead is defective. Checkpoint Solution Measure the printhead coil resistance. (Refer to Figure 5-4 for details.) Replace the printhead. The print
  • Epson C117001-N | Service Manual - Page 163
    DEK50QO+ Service Manual Table 5-7. Printer Mechanism Repair (continued) Symptom The RF motor does not operate. Cause Checkpoint The parallelism value is incorred. Check whether the carriage moves smoothly when moved manually. (Check that foreign objects are not lodged in the printer mechanism
  • Epson C117001-N | Service Manual - Page 164
    DFX-5000+ Service Manual Troubleshooting Table 5-7. Printer Mechanism Repair (continued) Symptom Printing occurs outside the paper width. The paper bail assembly does not work. Continuous paper becomes crumpled at the front or rear tractor assembly. The tractor select (front or rear) function is
  • Epson C117001-N | Service Manual - Page 165
    of Figures Figure 6-1. Correct Adhesive Application 6-3 Figure 6-2. Lubrication and Adhesive Diagram 1 6-3 Figure 6-3. Lubrication and Adhesive Diagram 2 6-4 Figure 6-4. Lubrication and Adhesive Diagram 3 6-5 List of Tables Table 6-1. Lubricants and Adhesive 6-1 Table 6-2. Lubrication Points
  • Epson C117001-N | Service Manual - Page 166
    DFX-5000+ Service Manual Maintenance and Lubrication 6.1 PREVENTIVE MAINTENANCE To keep the printer in good condition, regularly clean the case exterior (using denatured alcohol) and vacuum the mechanism's interior to remove dust and paper debris. After cleaning the printer, check that it is
  • Epson C117001-N | Service Manual - Page 167
    the left frame) G26,02 Paper feed gears (gears on the left frame) G26 Ter@on pulley (pulley shaft and hook for the tension pulley spring) G26 Fulcrum point for the paper bail shaft and plunger G26 Platen gap motor pinion Carriage guide shaft gear G26 Ribbon feed gears G26 Tractor select
  • Epson C117001-N | Service Manual - Page 168
    DFX-5000+ Sewice Manual Maintenance and Lubrication i Figure 6-1. Correct Adhesive Application (11) T (12) Figure 6-2. Lubrication and Adhesive Diagram 1 Rev. A 6-3
  • Epson C117001-N | Service Manual - Page 169
    6-4 Rev. A
  • Epson C117001-N | Service Manual - Page 170
    DFX-5000+ Sewice Manual -- -- Maintenance and Lubrication In '/ Figure 6-4. Lubrication and Adhesive Diagram 3 Rev. A S-5
  • Epson C117001-N | Service Manual - Page 171
    Layout A-13 Figure A-6. Cl 17 PSB/PSE Board Assembly Component Layout A-14 Figure A-7. DFX-5000+ Exploded Diagram (1 A-15 Figure A-8. DFX-5000+ Exploded Diagram (2 A-16 Figure A-8. DFX-5000+ Exploded Diagram (3 A-17 Figure A-9. DFX-5000+ Case Outline Drawing A-18 List of Tables Table
  • Epson C117001-N | Service Manual - Page 172
    1. Plunger Vcc (+35V) [2. GND 1. Pull tractor signal [2 . GND 1. Paper jam signa; f2. GND 1r1. GND 2. FPE 3. +5V Tractor select signal {2. GND -h. PGHP IL_2. GND L I rI - - [ ml '2 lhL1 0 0 0 0 0 L ( ~ (To CR motor) A 64 pin cable !_& Conector'unc'ion'oard ~~~;:; Cl 17 Main Board
  • Epson C117001-N | Service Manual - Page 173
    n Cl 17 MAIN Board Assembly ~[ gpifls CN3 CN1 9 pins ~ ~ m g. 2 pins 2 pins 8 pins CN2 = n CN3 8 pins @ CN6 J Serial Interface u Type B Optional Interface ~ Printer Mechanism Control (Control for the motors, printhead, and sensors) 4--J Figure A-1. DFX-5000+ Cable Connections Rev
  • Epson C117001-N | Service Manual - Page 174
    RF, PF, CR, and PG motor and fan driver signals C117 MAIN Q Plunger driver signals 0 Head fan tenprature Cl PG sensor Q PW sensor CN6 Q Front, rear, or top PE sensor 64 A-7 Cl Paper jam sensor Cl PG home sensor Q Tractor select sensor Q Pull tractor sensor Q Printhead temperature sensor
  • Epson C117001-N | Service Manual - Page 175
    DFX-5000+ Service Manual Table A-2. CN1, C117 MAIN Board Assembly Appendix Pin No. \ 1/0 I Name I Description 1 0 2 10 3 I 1 4 I 1 5 I 1 6,7 1- 8,9 I I VPC I DRERR I I CLIMIT 1 +12 I -12 I i GND I +5 OK for +35 VDC voltage output (used in conjunction with DRERR) Driver error
  • Epson C117001-N | Service Manual - Page 176
    Appendix DEHOtXl+ Service Manual Table A-5. CN4, C117 MAIN Board Assembly Pin No. UO Name Oesoription 1-6 I +5V 7 0 TXD 8 0 READY 9 I RXD 10 . NC Power source for Type B optional interface Serial transmission data Ready to receive data Serial receiving data input Not connected 11
  • Epson C117001-N | Service Manual - Page 177
    DFX-5000+ Service Manual Table A-7. CN6, Cl 17 MAIN Board Assembly Appendix Pin No. 1/0 Name Description 13,21,15, 25,20,23, 0 16,9,18 HDI HD9 Head driver signal output 11,12,14 0 HDCOM1 I 1 5-8,10 0 HDCOM2 Head common (HD2,4,6) I Head common (HD1 ,3,5,7,8,9) 19 I HTMP Head
  • Epson C117001-N | Service Manual - Page 178
    input 16 I MFFSW Forward MICRO FEED button input 17 I PITCH PITCH button input 18 I TEARSW TEAR OFF button input 19 I TOFSW TOP OF FORM button input 20 I PAUSE PAUSE button input 21 - GND Ground 22 0 +5V Power source for control panel I Table A-10. CN9, C117 MAIN Board
  • Epson C117001-N | Service Manual - Page 179
    nine printhead pins (2,4 and 6) and the motors I Table A-14. CN3, Cl 17 PSB/PSE Power Supply Board Assembly Pin No. 1/0 Name Description 1 I VPC OK for +35 VDC voltage output (used in conjunction with DRERR) 2 I DRERR Driver error signal to prohibit +35 VDC voltage (head driver broken
  • Epson C117001-N | Service Manual - Page 180
    DFX-5000+ Service Manual O* I + 1T Appendix I IJ I Figure A-3. C117 PSB Board Assembly Circuit Diagram Rev. A A-1 1
  • Epson C117001-N | Service Manual - Page 181
    Appendix I DFX+OOO+ Service Manual PI I , 1 1 I I 1 1 I , 1 I :,i . I Figure A-4. C117 PSE Board Assembly Circuit Diagram A-1 2 Rev. A
  • Epson C117001-N | Service Manual - Page 182
    DFX-5000+ Service Manual A.3 CIRCUIT BOARD COMPONENT LAYOUT CI06 Appendix .! HMZ7CIO!AG-12
  • Epson C117001-N | Service Manual - Page 183
    Appendix DFX-5000+ Service Manual u -... ,15, + n, . ,mTN ,,54 ~ : w., C#w -'--- MODEL EPS-1 S C I i 7 PSE _ C>eo'---" CflK-C2X~ A ,D;N4 Figure A-6. C117 PSB/PSE Board Assembly Component Layout A-14 Rev. A
  • Epson C117001-N | Service Manual - Page 184
    Appendix A.5 CASE OUTLINE DRAWING Dl%5000+ Service Manual - i - , - - L rim -J - L-J Figure A-10. DFX-5000+ Case Outline Drawing A-1a Rev. A
  • Epson C117001-N | Service Manual - Page 185
    Street, Chatswood 2067 NSW, Australia Phone: 02-415-9000 Fax: 02-417-0077 EPSON HONG KONG LTD. 20/F, Harbour Centre, 25 Harbour Road, Wanchai, Hong Kong Phone: 585-4600 Fax: 827-4346 SEIKO EPSON CORPORATION PRINTER DIVISION 80 Harashinden, Hirooka Shiojiri-shi, Nagano-ken, 399-07, JAPAN Phone: 0263
  • Epson C117001-N | Service Manual - Page 186
    EPSON
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EPSON TERM NAL PR
DFX-5000+
NTER
SERVICE MANUAL
EPSON