Product Information Guide
Page 4
... path is established. DFX-5000 4 12/12/88 9 - MATRIX PRINTER Installation/Support Tips Physical Installation The DFX-5000 printer is specially designed to both the front and rear tractors, as well as detents, which hold the printer securely in place. Epson printer stand model 8501 -A is a very easy printer to set up,... DFX - 5000 DOT - Most software provides Epson FX printer support, but not required. If this stand is not used, make sure that the paper supply to accommodate the printer, and its use is properly aligned (no skewing to the fact that do not have an FX driver ...
... path is established. DFX-5000 4 12/12/88 9 - MATRIX PRINTER Installation/Support Tips Physical Installation The DFX-5000 printer is specially designed to both the front and rear tractors, as well as detents, which hold the printer securely in place. Epson printer stand model 8501 -A is a very easy printer to set up,... DFX - 5000 DOT - Most software provides Epson FX printer support, but not required. If this stand is not used, make sure that the paper supply to accommodate the printer, and its use is properly aligned (no skewing to the fact that do not have an FX driver ...
Service Manual
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...function - Automatic paper path changing Cl Eight-bit parallel interface and RS-232C serial interface standard Cl Epson ESC/P-83 (ESC/P version 83) printer driver (compatible with a maximum speed of the DFX-5000+ 1-1 Exterior View of 560 characters per second (ips) paper feeding - Automatic tear off - ...business use and provides high-speed, high-volume printing and continuous-sheet handling. It is a 9-pin, serial, dot matrix printer with the FX-870/1170 and DFX-5000) D 9 character tables in the standard version 21 character tables in the NLSP (National Language Support) version Cl...
...function - Automatic paper path changing Cl Eight-bit parallel interface and RS-232C serial interface standard Cl Epson ESC/P-83 (ESC/P version 83) printer driver (compatible with a maximum speed of the DFX-5000+ 1-1 Exterior View of 560 characters per second (ips) paper feeding - Automatic tear off - ...business use and provides high-speed, high-volume printing and continuous-sheet handling. It is a 9-pin, serial, dot matrix printer with the FX-870/1170 and DFX-5000) D 9 character tables in the standard version 21 character tables in the NLSP (National Language Support) version Cl...
Service Manual
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DFx-5tW(h Sewka Manual Oparathg Prfncipka 2.1 OVERVIEW OF PRINTER MECHANISM OPERATION This section describes the Model 3C11 printer mechanism and explains how the printer works. The Model 3C11 printer mechanism features a 9-pin, impact dot printhead for serial printing. Figure 2-1 shows the Model 3C11 printer... circuit controIs CR motor driver deceleration. (Refer to detect abnormal resistance. LI Auto platen gap adjustment mechanism The printer mechanism has an automatic platen gap adjustment function that actually pMts characters (dot matrix patterns). Cl Interlock switch...
DFx-5tW(h Sewka Manual Oparathg Prfncipka 2.1 OVERVIEW OF PRINTER MECHANISM OPERATION This section describes the Model 3C11 printer mechanism and explains how the printer works. The Model 3C11 printer mechanism features a 9-pin, impact dot printhead for serial printing. Figure 2-1 shows the Model 3C11 printer... circuit controIs CR motor driver deceleration. (Refer to detect abnormal resistance. LI Auto platen gap adjustment mechanism The printer mechanism has an automatic platen gap adjustment function that actually pMts characters (dot matrix patterns). Cl Interlock switch...
Service Manual
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... B optional interface voltage supply) -12 V (CN3) 0.1 A D F~ trigger for approximately thee minutes after the printer is supplied to operate the printer. These switching regulator circuits perform voltage control and over-current limiting for the C117 power supply board assembly depend on the... for printhead firing Note: Before the power supply board outputs +35 VDC, it outputs +13 VDC to the printhead drivers on . Table 2-2. Rev. c,.,:. *)- e m %i;' DFX-5000+ Sendee Mama! The power supply board contains two +35 VDC creation circuits. (Ike +35 VDC line is driven ...
... B optional interface voltage supply) -12 V (CN3) 0.1 A D F~ trigger for approximately thee minutes after the printer is supplied to operate the printer. These switching regulator circuits perform voltage control and over-current limiting for the C117 power supply board assembly depend on the... for printhead firing Note: Before the power supply board outputs +35 VDC, it outputs +13 VDC to the printhead drivers on . Table 2-2. Rev. c,.,:. *)- e m %i;' DFX-5000+ Sendee Mama! The power supply board contains two +35 VDC creation circuits. (Ike +35 VDC line is driven ...
Service Manual
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... monitors the +5 VDC line. A When the +35 VDC line becomes +13 V, switching regulator IC TL494 (IC151) creates a +5 V line. When the printer is turned on, the +35 VDC line outputs +13 VDC for over -current control circuit IC151 (TL494) includes this voltage exceeds +5 V (pin 15), ... receives this signal, it stops creating +35 VDC and +5 VDC. If the printhead drivers are normal, the C117 MAIN board assembIy sends the VPC signal to the power supply board. Operating Principles DFX-5000+ Service Manual 2.2.2 +5 VDC Line Regulator Circuit The +5 VDC line regulator circuit uses ...
... monitors the +5 VDC line. A When the +35 VDC line becomes +13 V, switching regulator IC TL494 (IC151) creates a +5 V line. When the printer is turned on, the +35 VDC line outputs +13 VDC for over -current control circuit IC151 (TL494) includes this voltage exceeds +5 V (pin 15), ... receives this signal, it stops creating +35 VDC and +5 VDC. If the printhead drivers are normal, the C117 MAIN board assembIy sends the VPC signal to the power supply board. Operating Principles DFX-5000+ Service Manual 2.2.2 +5 VDC Line Regulator Circuit The +5 VDC line regulator circuit uses ...
Service Manual
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DFX-5000+ Servics Mimml 0per8thg Ffinchl&e Figure 2-19 shows the data flow for data input via the MMIO accesses. Upon receiving the STROBE signal, IC7 latches the ... CP[J reads the data from the host computer is stored as character codes and commands or character types are executed via the CPU. A 2-19 AHribute T Printer Mechanism Driver o8 + Character Generator I d4 Command Analyzer el- Image Buffer I I ?1 I Figure 2-19. The print data consists of l-byte character codes and 2-byte attributes. After checking...
DFX-5000+ Servics Mimml 0per8thg Ffinchl&e Figure 2-19 shows the data flow for data input via the MMIO accesses. Upon receiving the STROBE signal, IC7 latches the ... CP[J reads the data from the host computer is stored as character codes and commands or character types are executed via the CPU. A 2-19 AHribute T Printer Mechanism Driver o8 + Character Generator I d4 Command Analyzer el- Image Buffer I I ?1 I Figure 2-19. The print data consists of l-byte character codes and 2-byte attributes. After checking...
Service Manual
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...motor from exceeding the constant control speed. 'l'he E05A87 gate array controls the motor driver (SLA5007), which performs the current chopping. SPl Note: o MYxleratiofl B r decderaiion ...set by PI control, acceleration control determines the speed of the carriage drive timing. 4. The printer can print while the carriage is labeled A and the driving modes are labeled B. SFlet ..." PI control keeps the carriage motor speed constant using the following steps: 1. A 2-27 DFX-5000+ Service Manual Table 2-5. Thegate array selects oneofthe twopulses and sends the signal tothe CPU INIT4 ...
...motor from exceeding the constant control speed. 'l'he E05A87 gate array controls the motor driver (SLA5007), which performs the current chopping. SPl Note: o MYxleratiofl B r decderaiion ...set by PI control, acceleration control determines the speed of the carriage drive timing. 4. The printer can print while the carriage is labeled A and the driving modes are labeled B. SFlet ..." PI control keeps the carriage motor speed constant using the following steps: 1. A 2-27 DFX-5000+ Service Manual Table 2-5. Thegate array selects oneofthe twopulses and sends the signal tothe CPU INIT4 ...
Service Manual
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SP1 - The DFX-5000+ printer has a table programmed into ten sections, plus Dutymin. Pulse width modulation (PWM) determines each section, the carriage motor driver is turned on part of the time and off part of the acceleration pulses. For each section number. During this ...speed. Deceleration Control Curve In Figure 2-25, the deceleration curve is divided into its main program ROM to the next sequence (SP1 - A Operating Principle DFX-5000+ Service Manuai SpeeciO - SP1 1. SP2 - Duty data is labeled A and the driving modes are labeled B. 1,2, and 3 indicate the PWM control section ...
SP1 - The DFX-5000+ printer has a table programmed into ten sections, plus Dutymin. Pulse width modulation (PWM) determines each section, the carriage motor driver is turned on part of the time and off part of the acceleration pulses. For each section number. During this ...speed. Deceleration Control Curve In Figure 2-25, the deceleration curve is divided into its main program ROM to the next sequence (SP1 - A Operating Principle DFX-5000+ Service Manuai SpeeciO - SP1 1. SP2 - Duty data is labeled A and the driving modes are labeled B. 1,2, and 3 indicate the PWM control section ...
Service Manual
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DFX-5000+ Service Manual Disassembly and Assembly 3.1.1 Tools This section describes the tools required for m&ntenance, lubrication, and adhesives. - O: Commeraally available E: EPSON exclusive A: Mandatory B: Recommended f..... ' Rev. Phillips screwdriver No. 2 0 A B743800200 Phillips screwdriver No. 1 0 A B7438OO1OO Box driver (7 mm or .28 inches across) o A B741700200 E-ring holder No. 3 E-ring holder No. 6 ...Refer to Chapter 4 for adjustment tools, Chapter 5 for troubleshooting tools, and Chapter 6 for tools for assembling disassembling or adjusting the printer.
DFX-5000+ Service Manual Disassembly and Assembly 3.1.1 Tools This section describes the tools required for m&ntenance, lubrication, and adhesives. - O: Commeraally available E: EPSON exclusive A: Mandatory B: Recommended f..... ' Rev. Phillips screwdriver No. 2 0 A B743800200 Phillips screwdriver No. 1 0 A B7438OO1OO Box driver (7 mm or .28 inches across) o A B741700200 E-ring holder No. 3 E-ring holder No. 6 ...Refer to Chapter 4 for adjustment tools, Chapter 5 for troubleshooting tools, and Chapter 6 for tools for assembling disassembling or adjusting the printer.
Service Manual
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... the previous print job is too low. Incorrect RAM Q Incorrect RAM is shotied. Head driver circuit short QThe printhead driver IC is detected. t2The PG motor is loaded in printer. Rev. DFX-5000+ Service Manual Troubleshooting 5.1 TROUBLESHOOTING INFORMATION The information in this printer; Illegal paper memow g lncorr~ paper is broken. setting continuous beeps) *** q ** *** (3 sets of a digital...
... the previous print job is too low. Incorrect RAM Q Incorrect RAM is shotied. Head driver circuit short QThe printhead driver IC is detected. t2The PG motor is loaded in printer. Rev. DFX-5000+ Service Manual Troubleshooting 5.1 TROUBLESHOOTING INFORMATION The information in this printer; Illegal paper memow g lncorr~ paper is broken. setting continuous beeps) *** q ** *** (3 sets of a digital...
Service Manual
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... at 25°C (77°F) I FPC1 I FPC1 I Q- NC T1 T 2 A c B # l c1 C2 #8 C3 C4 C5 C6 #9 #5 Q n Fan motor Driver Head Machaniam and aanaor Haad Note: #1-#9 Head coil Cl, C2 Common - (#2, #4, #6) C3 - Printhead Coil Resistance Rev. DFX-5000+ Service Manual Troubleshooting 5.1.3 Coil Resistance The following table provides the coil resistances for the motor, head fan...
... at 25°C (77°F) I FPC1 I FPC1 I Q- NC T1 T 2 A c B # l c1 C2 #8 C3 C4 C5 C6 #9 #5 Q n Fan motor Driver Head Machaniam and aanaor Haad Note: #1-#9 Head coil Cl, C2 Common - (#2, #4, #6) C3 - Printhead Coil Resistance Rev. DFX-5000+ Service Manual Troubleshooting 5.1.3 Coil Resistance The following table provides the coil resistances for the motor, head fan...
Service Manual
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... to identify possible causes that could produce this column for use by servicers who repair to the component level. A 5-13 DFX-5000+ Service Manual Troubleshooting 5.3 REPAIR OF THE POWER SUPPLY CIRCUIT This section provides detailed troubleshooting methods to isolate components in this column... waveform. (Refer to the checkpoints, determine the defective component. CLIMIT signal is defective. Replace the head driver on the main board. Wait until the printer prints again. Replace the abnormal element. The DRERR signal is shorting the AC line. Follow the troubleshooting ...
... to identify possible causes that could produce this column for use by servicers who repair to the component level. A 5-13 DFX-5000+ Service Manual Troubleshooting 5.3 REPAIR OF THE POWER SUPPLY CIRCUIT This section provides detailed troubleshooting methods to isolate components in this column... waveform. (Refer to the checkpoints, determine the defective component. CLIMIT signal is defective. Replace the head driver on the main board. Wait until the printer prints again. Replace the abnormal element. The DRERR signal is shorting the AC line. Follow the troubleshooting ...
Service Manual
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... to the unit leveI only, and may be defective. Table 5-6. CI17 MAIN Board Assembly Component Repair Symptom The printer does not operate at CN1 or check the head driver IC'S voltage waveform. The reset circuit is for use by servicers who repair to the component level. m ,...HIGH level) was sent to the Cl 17 pwer SUPPIY board (a HIGH level turns off the power supply). Replace the head driver or gate array. 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...
... to the unit leveI only, and may be defective. Table 5-6. CI17 MAIN Board Assembly Component Repair Symptom The printer does not operate at CN1 or check the head driver IC'S voltage waveform. The reset circuit is for use by servicers who repair to the component level. m ,...HIGH level) was sent to the Cl 17 pwer SUPPIY board (a HIGH level turns off the power supply). Replace the head driver or gate array. 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...
Service Manual
Page 160
Solution Replace IC7. The CPU is defective. l,92ms SAVE Replace the CPU. The head driver FETs are defective. Observe the PTS signal at pins 129-137 of the CPU. BVI Uv Replace the abnormal FET. LIVH j2QV AT. F\ + ++++ 5V 1 Rev. Checkpoint Observe the output signal at pin 15 of IC7. A S-23 Cause IC7 is defective. DFX-5000+ Service Manual Troubleshooting Table 5-6. C117 MAIN Board Assembly Component Repair (continued) Symptom The self-test is printed incorrectly. Observe the voltage waveform at the drain side.
Solution Replace IC7. The CPU is defective. l,92ms SAVE Replace the CPU. The head driver FETs are defective. Observe the PTS signal at pins 129-137 of the CPU. BVI Uv Replace the abnormal FET. LIVH j2QV AT. F\ + ++++ 5V 1 Rev. Checkpoint Observe the output signal at pin 15 of IC7. A S-23 Cause IC7 is defective. DFX-5000+ Service Manual Troubleshooting Table 5-6. C117 MAIN Board Assembly Component Repair (continued) Symptom The self-test is printed incorrectly. Observe the voltage waveform at the drain side.
Service Manual
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...the PF motor pinion gear rotates smoothly when rotated manually. A S-25 Printer Mechanism Repair (continued) Symptom A particular dot does not print. Checkpoint Solution Measure the printhead coil resistance. (Refer ...the PF motor, and if drivers are caught in the gears. The parallelism value is approximately 2.85 ohms.) Also check the PF motor drivers. Print density differs at the...ribbon feed (RF) motor does not operate. DFX-5000+ Service Manual Troubleshooting Table 5-7. The printhead is moved manually. Check whether a dot wire is not driving the gear properly. The...
...the PF motor pinion gear rotates smoothly when rotated manually. A S-25 Printer Mechanism Repair (continued) Symptom A particular dot does not print. Checkpoint Solution Measure the printhead coil resistance. (Refer ...the PF motor, and if drivers are caught in the gears. The parallelism value is approximately 2.85 ohms.) Also check the PF motor drivers. Print density differs at the...ribbon feed (RF) motor does not operate. DFX-5000+ Service Manual Troubleshooting Table 5-7. The printhead is moved manually. Check whether a dot wire is not driving the gear properly. The...
Service Manual
Page 175
... 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 signal to drop voltage to the head driver IC I Power supply board voltage drop signal I +12 VDC input for serial interface I -12 VDC input for serial interface I I Ground... Name +35A I GPA I I GPB I +35B Description For six of the nine printhead pins (1,3,5,7,8 and 9) Power ground I I Power ground I Frame ground Table A-4. A A-3 DFX-5000+ Service Manual Table A-2. CN2, C117 MAIN Board Assembly Pin No. 1 2 , 3 1 4 5 6 1 7 1/0 Name Description 0 REV 0 DTR [ I RXD [ 0...
... 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 signal to drop voltage to the head driver IC I Power supply board voltage drop signal I +12 VDC input for serial interface I -12 VDC input for serial interface I I Ground... Name +35A I GPA I I GPB I +35B Description For six of the nine printhead pins (1,3,5,7,8 and 9) Power ground I I Power ground I Frame ground Table A-4. A A-3 DFX-5000+ Service Manual Table A-2. CN2, C117 MAIN Board Assembly Pin No. 1 2 , 3 1 4 5 6 1 7 1/0 Name Description 0 REV 0 DTR [ I RXD [ 0...
Service Manual
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DFX-5000+ Service Manual Table A-7. A A-s 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 temperature detection data input 59,61 55,57 53 54 0 0 I 0 I I O CRA CRB I PLGP I I PLGN CR motor driver signal output CR motor driver signal output I PNP transistor drive signal I I NPN transistor drive signal 39 [ O I PGCOM I PG motorcommon 40 0 I PGD I 1 41 I O I ...
DFX-5000+ Service Manual Table A-7. A A-s 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 temperature detection data input 59,61 55,57 53 54 0 0 I 0 I I O CRA CRB I PLGP I I PLGN CR motor driver signal output CR motor driver signal output I PNP transistor drive signal I I NPN transistor drive signal 39 [ O I PGCOM I PG motorcommon 40 0 I PGD I 1 41 I O I ...
Service Manual
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... 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) 3 0 CLIMIT I I 4 0 -12V I I I 5 0 +12V I I Voltage drop detection signal (sent to... A A-7 I 1/0 I Name I 8,9 0 +5V Supply for CR sensor (encoder) Encoder pulse phase A input Encoder pulse phase B input Appendix Table A-12. DFX-5000+ Service Manual Table A-1 1. CN1O, Cl 17 MAIN Board Assembly Pin No. 1/0 Name 1 GND 2 0 +5V 3 i ENC-A 4 I ENC-B Description Ground...
... 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) 3 0 CLIMIT I I 4 0 -12V I I I 5 0 +12V I I Voltage drop detection signal (sent to... A A-7 I 1/0 I Name I 8,9 0 +5V Supply for CR sensor (encoder) Encoder pulse phase A input Encoder pulse phase B input Appendix Table A-12. DFX-5000+ Service Manual Table A-1 1. CN1O, Cl 17 MAIN Board Assembly Pin No. 1/0 Name 1 GND 2 0 +5V 3 i ENC-A 4 I ENC-B Description Ground...