Product Information Guide
Page 4
DFX - 5000 DOT - DFX-5000 4 12/12/88 9 - MATRIX PRINTER Installation/Support Tips Physical Installation The DFX-5000 printer is recommended but not required. Most software provides Epson FX printer support, but due to the fact that do not have an FX driver should work properly if LX, RX, MX, or Epson drivers are routed away from both the front and rear tractors, as well as...
DFX - 5000 DOT - DFX-5000 4 12/12/88 9 - MATRIX PRINTER Installation/Support Tips Physical Installation The DFX-5000 printer is recommended but not required. Most software provides Epson FX printer support, but due to the fact that do not have an FX driver should work properly if LX, RX, MX, or Epson drivers are routed away from both the front and rear tractors, as well as...
Service Manual
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... standard Cl Epson ESC/P-83 (ESC/P version 83) printer driver (compatible with a maximum speed of 560 characters per second (ips) paper feeding - e- , Rev. The main features of the DFX-5000+ 1-1 Paper width detection - Paper memory function - Automatic interface selection - Automatic tear off - A rial interface -, ~orallel interface e cover for paper thickness - It is a 9-pin, serial, dot matrix printer with...
... standard Cl Epson ESC/P-83 (ESC/P version 83) printer driver (compatible with a maximum speed of 560 characters per second (ips) paper feeding - e- , Rev. The main features of the DFX-5000+ 1-1 Paper width detection - Paper memory function - Automatic interface selection - Automatic tear off - A rial interface -, ~orallel interface e cover for paper thickness - It is a 9-pin, serial, dot matrix printer with...
Service Manual
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...at a very high speed, it includes an isolation resistance sensor to the control circuit. A control circuit controIs CR motor driver deceleration. (Refer to Section 2.3.4., CR Motor Dine Circuit.) Printing resumes when the top cover is closed -loop controlled....adjustment mechanism The printer mechanism has an automatic platen gap adjustment function that actually pMts characters (dot matrix patterns). 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. Because...
...at a very high speed, it includes an isolation resistance sensor to the control circuit. A control circuit controIs CR motor driver deceleration. (Refer to Section 2.3.4., CR Motor Dine Circuit.) Printing resumes when the top cover is closed -loop controlled....adjustment mechanism The printer mechanism has an automatic platen gap adjustment function that actually pMts characters (dot matrix patterns). 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. Because...
Service Manual
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... e m %i;' DFX-5000+ Sendee Mama! Therefore, after the power is turned off , wait three minutes before you turn it outputs +13 VDC to the printhead drivers on the DRERR (Driver Error) signal from the C117 MAIN board assembly, and output the CLIMIT (Power Down) signal when the printer has exceeded its ...duty cycle (the printhead temperature is a driver check to operate the printer. the other +35 VDC line supplies power to three of the circuit components, and is located...
... e m %i;' DFX-5000+ Sendee Mama! Therefore, after the power is turned off , wait three minutes before you turn it outputs +13 VDC to the printhead drivers on the DRERR (Driver Error) signal from the C117 MAIN board assembly, and output the CLIMIT (Power Down) signal when the printer has exceeded its ...duty cycle (the printhead temperature is a driver check to operate the printer. the other +35 VDC line supplies power to three of the circuit components, and is located...
Service Manual
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...This switching procedure monitors the Cl and C2 ports. Cl Printhead driver detection circuit This circuit prevents printhead damage when a printhead driver is damaged. When the C117 power supply board assembly receives this control circuit. Operating Principles DFX-5000+ Service Manual 2.2.2 +5 VDC Line Regulator Circuit The +5 VDC... +13 V, switching regulator IC TL494 (IC151) creates a +5 V line. The power supply board uses a 2-step rise method. When the printer is turned on, the +35 VDC line outputs +13 VDC for over -current. When the power supply board receives this signal, the line ...
...This switching procedure monitors the Cl and C2 ports. Cl Printhead driver detection circuit This circuit prevents printhead damage when a printhead driver is damaged. When the C117 power supply board assembly receives this control circuit. Operating Principles DFX-5000+ Service Manual 2.2.2 +5 VDC Line Regulator Circuit The +5 VDC... +13 V, switching regulator IC TL494 (IC151) creates a +5 V line. The power supply board uses a 2-step rise method. When the printer is turned on, the +35 VDC line outputs +13 VDC for over -current. When the power supply board receives this signal, the line ...
Service Manual
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... attributes. Upon receiving the STROBE signal, IC7 latches the data into ports DIOO - 7and sets the BUSY signal to HIGH and executes printing. AHribute T Printer Mechanism Driver o8 + Character Generator I Figure 2-19. Image Buffer I I ?1 I Down Load ""; Character data is a character or a coremand, and converts it...it in the input data buffer if it is stored as character codes and commands or character types are executed via the CPU. DFX-5000+ Servics Mimml 0per8thg Ffinchl&e Figure 2-19 shows the data flow for data input via the MMIO accesses. After checking the data...
... attributes. Upon receiving the STROBE signal, IC7 latches the data into ports DIOO - 7and sets the BUSY signal to HIGH and executes printing. AHribute T Printer Mechanism Driver o8 + Character Generator I Figure 2-19. Image Buffer I I ?1 I Down Load ""; Character data is a character or a coremand, and converts it...it in the input data buffer if it is stored as character codes and commands or character types are executed via the CPU. DFX-5000+ Servics Mimml 0per8thg Ffinchl&e Figure 2-19 shows the data flow for data input via the MMIO accesses. After checking the data...
Service Manual
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... , . s%? \t . . Rev. CR Motor Drive Sequence Operating Pdncipbs Carria#~T~;sfer Driving Mode Driver (Refer to the PWM port of the gate array and determines the duty of the carriage. Thegate... INIT4 port. 3. SPl Note: o MYxleratiofl B r decderaiion 2 Figure 2-24. A 2-27 DFX-5000+ Service Manual Table 2-5. Q Acceleration control Until the carriage speed reaches the constant speed 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. ...
... , . s%? \t . . Rev. CR Motor Drive Sequence Operating Pdncipbs Carria#~T~;sfer Driving Mode Driver (Refer to the PWM port of the gate array and determines the duty of the carriage. Thegate... INIT4 port. 3. SPl Note: o MYxleratiofl B r decderaiion 2 Figure 2-24. A 2-27 DFX-5000+ Service Manual Table 2-5. Q Acceleration control Until the carriage speed reaches the constant speed 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. ...
Service Manual
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.... SP2 - Deceleration Control Curve In Figure 2-25, the deceleration curve is divided into its main program ROM to Table 2-5.) 3. Operating Principle DFX-5000+ Service Manuai SpeeciO - SP2 1. When the carriage speed reaches SP2, PI control oversees the carriage speed. A Pulse width modulation (PWM) ...determines each section, the carriage motor driver is turned on part of the time and off part of the time, it changes to accelerate. 2. Note: : 1 Deceieratbn 2 B 4Dacalf%on the duty data, and the rest of the time. 2. The DFX-5000+ printer has a table programmed into ten sections,...
.... SP2 - Deceleration Control Curve In Figure 2-25, the deceleration curve is divided into its main program ROM to Table 2-5.) 3. Operating Principle DFX-5000+ Service Manuai SpeeciO - SP2 1. When the carriage speed reaches SP2, PI control oversees the carriage speed. A Pulse width modulation (PWM) ...determines each section, the carriage motor driver is turned on part of the time and off part of the time, it changes to accelerate. 2. Note: : 1 Deceieratbn 2 B 4Dacalf%on the duty data, and the rest of the time. 2. The DFX-5000+ printer has a table programmed into ten sections,...
Service Manual
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... 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 ... E A 1019468 (... ' Thickness gauge #F616 E A 1020471 Motor screwdriver (Phillips head, toque adjustable) 0 B - DFX-5000+ Service Manual Disassembly and Assembly 3.1.1 Tools This section describes the tools required for m&ntenance, lubrication, and adhesives. - Note... the printer. Tools Tool Name Type class Part No. C 34 O: Commeraally available E: EPSON exclusive A: Mandatory B: Recommended f..... ' Rev. Table 3-1.
... 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 ... E A 1019468 (... ' Thickness gauge #F616 E A 1020471 Motor screwdriver (Phillips head, toque adjustable) 0 B - DFX-5000+ Service Manual Disassembly and Assembly 3.1.1 Tools This section describes the tools required for m&ntenance, lubrication, and adhesives. - Note... the printer. Tools Tool Name Type class Part No. C 34 O: Commeraally available E: EPSON exclusive A: Mandatory B: Recommended f..... ' Rev. Table 3-1.
Service Manual
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Some component-level troubleshooting may require an oscilloscope. 5.1.1 Error Messages The DFX-5000+ indicates errors using beeps. Table 5-1. QThe carriage is not tom off. Q The printer backs out paper, but the previous print job is locked. Head driver circuit short QThe printhead driver IC is being pressed continuously. setting continuous beeps) *** q ** *** (3 sets of 2 beeps 10 beeps...
Some component-level troubleshooting may require an oscilloscope. 5.1.1 Error Messages The DFX-5000+ indicates errors using beeps. Table 5-1. QThe carriage is not tom off. Q The printer backs out paper, but the previous print job is locked. Head driver circuit short QThe printhead driver IC is being pressed continuously. setting continuous beeps) *** q ** *** (3 sets of 2 beeps 10 beeps...
Service Manual
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... I FPC1 I Q- Printhead Coil Resistance Rev. A 5-3 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 - C6 Common - (#1, #3, #5, #7, #8, #9) T Thermistor NC Not connection Figure 5-3. Table 5-2. DFX-5000+ Service Manual Troubleshooting 5.1.3 Coil Resistance The following table provides the coil resistances for the motor...
... I FPC1 I Q- Printhead Coil Resistance Rev. A 5-3 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 - C6 Common - (#1, #3, #5, #7, #8, #9) T Thermistor NC Not connection Figure 5-3. Table 5-2. DFX-5000+ Service Manual Troubleshooting 5.1.3 Coil Resistance The following table provides the coil resistances for the motor...
Service Manual
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... (voltage drop monitor for normal operation. Repair the printer using the instructions in the power supply or on the main board and check the head driver voltage waveform. (Refer to Table 5-6.) Measure the voltage level of common printer problems. Use this column to isolate your problem....the AC line. This information is not being sent from the gate array on the main board. Table 5-4. Checkpoint Look at CN3. DFX-5000+ Service Manual Troubleshooting 5.3 REPAIR OF THE POWER SUPPLY CIRCUIT This section provides detailed troubleshooting methods to the unit level only, and may...
... (voltage drop monitor for normal operation. Repair the printer using the instructions in the power supply or on the main board and check the head driver voltage waveform. (Refer to Table 5-6.) Measure the voltage level of common printer problems. Use this column to isolate your problem....the AC line. This information is not being sent from the gate array on the main board. Table 5-4. Checkpoint Look at CN3. DFX-5000+ Service Manual Troubleshooting 5.3 REPAIR OF THE POWER SUPPLY CIRCUIT This section provides detailed troubleshooting methods to the unit level only, and may...
Service Manual
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... of IC9) and the reset signal (pin 1 of a component that may ignore this section. CI17 MAIN Board Assembly Component Repair Symptom The printer does not operate at all. Cause Checkpoint The DRERR signal was not sent to the Cl 17 power supply board. (If VPC is output to... VPC signal (HIGH level) was sent to repair the C117 MAIN board assembly. DFX-5000+ Service Manual Troubleshooting 5.4 REPAIR OF THE C117 MAIN BOARD ASSEMBLY This section provides detailed troubleshooting methods to the head driver waveform figure, above.) ~vl=c mv . This information is turned on and verify...
... of IC9) and the reset signal (pin 1 of a component that may ignore this section. CI17 MAIN Board Assembly Component Repair Symptom The printer does not operate at all. Cause Checkpoint The DRERR signal was not sent to the Cl 17 power supply board. (If VPC is output to... VPC signal (HIGH level) was sent to repair the C117 MAIN board assembly. DFX-5000+ Service Manual Troubleshooting 5.4 REPAIR OF THE C117 MAIN BOARD ASSEMBLY This section provides detailed troubleshooting methods to the head driver waveform figure, above.) ~vl=c mv . This information is turned on and verify...
Service Manual
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BVI Uv Replace the abnormal FET. DFX-5000+ Service Manual Troubleshooting Table 5-6. C117 MAIN Board Assembly Component Repair (continued) Symptom The self-test is defective. The head driver FETs are defective. Solution Replace IC7. Observe the PTS signal at pins 129-137 of the CPU. The CPU is printed incorrectly. Checkpoint Observe the output signal at pin 15 of IC7. LIVH j2QV AT. Observe the voltage waveform at the drain side. l,92ms SAVE Replace the CPU. F\ + ++++ 5V 1 Rev. Cause IC7 is defective. A S-23
BVI Uv Replace the abnormal FET. DFX-5000+ Service Manual Troubleshooting Table 5-6. C117 MAIN Board Assembly Component Repair (continued) Symptom The self-test is defective. The head driver FETs are defective. Solution Replace IC7. Observe the PTS signal at pins 129-137 of the CPU. The CPU is printed incorrectly. Checkpoint Observe the output signal at pin 15 of IC7. LIVH j2QV AT. Observe the voltage waveform at the drain side. l,92ms SAVE Replace the CPU. F\ + ++++ 5V 1 Rev. Cause IC7 is defective. A S-23
Service Manual
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... not uniform. Check whether the PF motor pinion gear rotates smoothly when rotated manually. Remove any foreign substances. Printer Mechanism Repair (continued) Symptom A particular dot does not print. The print is too light or print density is defective. Replace the ribbon cartridge. Foreign objects...path. Foreign objects are caught in Section 4.1.5. DFX-5000+ Service Manual Troubleshooting Table 5-7. Replace the PF motor, and if drivers are bad, replace main board at the right and left sides of a dot wire is performed, but the printer does not feed paper or does not feed ...
... not uniform. Check whether the PF motor pinion gear rotates smoothly when rotated manually. Remove any foreign substances. Printer Mechanism Repair (continued) Symptom A particular dot does not print. The print is too light or print density is defective. Replace the ribbon cartridge. Foreign objects...path. Foreign objects are caught in Section 4.1.5. DFX-5000+ Service Manual Troubleshooting Table 5-7. Replace the PF motor, and if drivers are bad, replace main board at the right and left sides of a dot wire is performed, but the printer does not feed paper or does not feed ...
Service Manual
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... 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 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 for...
... 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 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 for...
Service Manual
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DFX-5000+ Service Manual Table A-7. NC Not connected Rev. A A-s GND Ground for the sensors 17 H17GND Head fan temperature sensor 29,30,31, 52 - 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...,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. NC Not connected Rev. A A-s GND Ground for the sensors 17 H17GND Head fan temperature sensor 29,30,31, 52 - 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...,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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... 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) 3 0 CLIMIT I I 4 0 -12V I I I 5 0 +12V I I Voltage drop detection signal (sent to main board) 1 Supply for the serial interface circuit on the main... Not connected Neutral Table A-13. CN4, Cl 17 PSB/PSE Power Supply Board Assembly Pin No. 1/0 Name 1 0 FAN 2 FG +35 VDC Frame ground Description Rev. DFX-5000+ Service Manual Table A-1 1.
... 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) 3 0 CLIMIT I I 4 0 -12V I I I 5 0 +12V I I Voltage drop detection signal (sent to main board) 1 Supply for the serial interface circuit on the main... Not connected Neutral Table A-13. CN4, Cl 17 PSB/PSE Power Supply Board Assembly Pin No. 1/0 Name 1 0 FAN 2 FG +35 VDC Frame ground Description Rev. DFX-5000+ Service Manual Table A-1 1.
