Epson DLQ-3000 Minerva+ Service Manual Download Page 10

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DLQ-3000+

Rev. A

1-2

Printer Cover

Rear Paper Guide

Control Panel

Knob

Paper Bail

Right Guide Edge

Right Guide Edge Lock

Printhead

Front Paper Guide

Left Guide Edge

Left Guide Edge Lock

Power Switch

Paper Thickness Adjust Lever

Ribbon Cartridge

Paper Support

Release Lever

Tractor Unit

Parallel Interface

Serial Interface

Figure 1-1. Exterior View of DLQ 3000+

Summary of Contents for DLQ-3000 Minerva+

Page 1: ...EPSON 24 PIN DOT MATRIX PRINTER EPSON DLQ 3000 SERVICE MANUAL SEIKO EPSON CORPORATION 4008259 ...

Page 2: ...al However should any errors be detected SEIKO EPSON would greatly appreciate being informed of them The above notwithstanding SEIKO EPSON can assume no responsibility for any errors in this manual or the consequences thereof EPSON is a registered trademark of SEIKO EPSON CORPORATION General Notice Other product names used herein are for identification purposes only and may be trademarks or regist...

Page 3: ...ANUAL 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 CAUTION 1 REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY EPSON CERTIFIED REPAIR TECHNICIAN 2 MAKE CERTAIN THAT THE SOURCE VOLTAGE IS THE SAME AS THE RATED VOLTAGE LISTED ON THE SERIAL NUMBER RATI...

Page 4: ...ts of the printer CHAPTER 2 OPERATING PRINCIPLES Describes the theory of printer operation CHAPTER 3 DISASSEMBLY AND ASSEMBLY Includes a step by step guide for product disassembly and assembly CHAPTER 4 ADJUSTMENT Includes a step by step guide for adjustment CHAPTER 5 TROUBLESHOOTING Provides EPSON approved techniques for troubleshooting CHAPTER 6 MAINTENANCE Describes preventive maintenance techn...

Page 5: ...v REVISION SHEET Revision Issued Data Contents Rev A August 21 1997 First Release ...

Page 6: ...vi TABLE OF CONTENTS CHAPTER 1 GENERAL DESCRIPTION CHAPTER 2 OPERATING PRINCIPLES CHAPTER 3 DISASSEMBLY AND ASSEMBLY CHAPTER 4 ADJUSTMENT CHAPTER 5 TROUBLESHOOTING CHAPTER 6 MAINTENANCE APPENDIX ...

Page 7: ... 3 2 7 Control Codes 1 9 1 3 3 Paper Feed Specification 1 10 1 3 3 1 Friction Feed Cut sheet 1 10 1 3 3 2 Tractor Feed Continuous paper 1 10 1 3 3 3 Paper Feed Speed and Accuracy 1 10 1 3 4 Paper Specification 1 11 1 3 5 Printable Area 1 17 1 3 6 Paper Thickness Detection 1 24 1 3 7 Ribbon Cartridge 1 25 1 3 7 1 Monochrome ribbon cartridge 1 25 1 3 7 2 Color ribbon cartridge 1 25 1 3 8 Input Data ...

Page 8: ...nd LCD LED Indicator Conditions 1 39 1 5 1 3 Printer Status and Buzzer 1 40 1 5 2 SelecType 1 41 1 5 2 1 SelecType Phase 1 41 1 5 2 2 SelecType Operation 1 42 1 5 2 3 SelecType Option 1 43 1 5 3 Functions at Power On 1 45 1 5 4 Bi D Adjustment Mode 1 46 1 5 5 Program Reload Mode 1 46 1 5 6 Initialization 1 47 1 5 6 1 Printer Initialization 1 47 1 5 6 2 Initialize Defaults to the Standard 1 48 1 6 ...

Page 9: ...in the copy mode Wide printable area 70 line A4 0 mm can be set for the top and bottom margins at single print mode Paper thickness detection function supported Enables the auto and manual platen gap adjustment Fonts Bitmap fonts 9 LQ and 1 draft typefaces Scalable fonts 4 typefaces Bar code fonts 8 typefaces Character tables Standard version 11 tables NLSP version 30 tables Control codes ESC P2 I...

Page 10: ...il Right Guide Edge Right Guide Edge Lock Printhead Front Paper Guide Left Guide Edge Left Guide Edge Lock Power Switch Paper Thickness Adjust Lever Ribbon Cartridge Paper Support Release Lever Tractor Unit Parallel Interface Serial Interface Figure 1 1 Exterior View of DLQ 3000 ...

Page 11: ...ent serial I F card C82310 C82311 32KB intelligent parallel I F card C82312 Localtalk card C82313 32KB IEEE 488 I F card C82314 Coax I F card C82315 Twin Ax I F card C82331 Ethernet I F card C82345 IEEE 1284 parallel I F card C82346 Multi Protocol Ethernet I F card Accessory Equipment Power supply cable 2 Note 1 Asterisk at the end of the part numbers replaces the last digit of the part number whi...

Page 12: ...g with logic seeking Resolution See Table 1 2 Table 1 2 Printing Resolution Printing Mode Horizontal Density Vertical Density Adjacent Dot Print High speed draft 90 dpi 180 dpi No Draft 120 dpi 180 dpi No Draft condensed 240 dpi 180 dpi No LQ 360 dpi 180 dpi No 8 pin bit image 60 80 90 or 120 dpi 60 dpi Yes 120 or 240 dpi 60 dpi No 24 pin bit image 60 90 120 or 180 dpi 180 dpi Yes 360 dpi 180 dpi ...

Page 13: ...ed 17 cpi 206 190 137 68 103 20 cpi 240 222 160 80 120 Raster 360 dpi 10 cpi 20 20 20 20 20 Printing Speed Mode Selection This printer is designed to control the printing speed according to the power supply voltage and printhead temperature When the power supply voltage drops to the limit the printer stops printing then resumes the job at a slower speed to print the remaining data for the line Whe...

Page 14: ...S M o d e 0 M o d e 2 I s p a p e r t h i c k n e s s 0 1 9 m m B l a c k c o l o r p r i n t Y E S M o d e 2 Y E S C o p y 2 m o d e M o d e 3 M o d e 2 M o d e 2 M o d e 2 Y E S M o d e 0 M o d e 1 N O B l a c k c o l o r p r i n t I s p a p e r t h i c k n e s s 0 1 9 m m Y E S Y E S M o d e 0 N O N O N O N O N O N O P D o w n M e a n s t h a t t h e l i n e i s t h e r e p r i n t e d l i n e ...

Page 15: ...sian PC 869 Greek MAZOAWIA Poland Code MJK CSFR ISO 8559 7 Latin Greek ISO Latin 1T Turkish Bulgaria Bulgaria PC 864 Arabic Estonia PC 774 LST 1283 1933 ISO 8859 2 PC 866 LAT Latvian PC 860 Portuguese PC 861 Icelandic PC 865 Nordic PCAPTEC Arabic PC 708 Arabic PC 720 Arabic PCAR864 Arabic Hebrew7 1 Hebrew8 1 PC862 Hebrew 1 Note 1 Theses character tables are not selected in the SelecType mode 1 3 2...

Page 16: ...PSON Prestige EPSON Script EPSON OCR B EPSON Orator EPSON Orator S Epson Script C EPSON Roman EPSON Sans Serif EPSON Roman T EPSON Sans Serif H PC 864 Arabic EPSON Draft EPSON Roman Not supported PC 437 Greek PC 852 East Europe PC 853 Turkish PC 855 Cyrillic PC 857 Turkish PC 866 Russian PC 869 Greek MAZOWIA Poland Code MJK CSFR ISO 8859 7 Latin Greek ISO Latin 1T Turkish Bulgaria Bulgaria Estonia...

Page 17: ...es See Table 1 5 Table 1 5 Character Matrixes Character Horizontal Dots Vertical Dots Draft 10 cpi 12 24 Draft 12 cpi 10 24 Draft 15 cpi 8 16 LQ 10 cpi 36 24 LQ 12 cpi 30 24 LQ 15 cpi 24 16 LQ proportional 48 maximum 24 Notes 1 The character matrixes for high speed draft 10 cpi characters are made from the draft 12 cpi matrixes 2 The character matrixes for 15 cpi character are also used for supers...

Page 18: ...ope align the left sheet edge guide with the marked position 1 3 3 2 Tractor Feed Continuous paper Paper Path Rear entry push tractor feed with paper parking function Notes 1 Set the release lever to TRACTOR 2 Do not perform reverse feed for more than 1 6 inch 3 Set the left and right sheet edge guides to the right and left ends of the front paper guide respectively 1 3 3 3 Paper Feed Speed and Ac...

Page 19: ...lded or crumpled Cut sheet Multi part form Table 1 7 Cut sheet Specification Multi part Form Minimum Maximum Width Manual insertion 3 6 inch 92 mm 16 5 inch 420 mm CSF 3 9 inch 100 mm 16 5 inch 420 mm Length Manual insertion 3 5 inch 92 mm 16 5 inch 420 mm 1 CSF 3 6 inch 92 mm 14 3 inch 364 mm 1 Copies 1 original and 6 copies Thickness 0 0047 inch 0 12 mm 0 021 inch 0 53 mm Weight I sheet of a mul...

Page 20: ... 5 inch 241 mm Length 4 1 inch 105 mm Thickness 0 0063 inch 0 16 mm 0 021 inch 0 52 mm Weight 45 g m 12 lb m 91 g m 24 lb m Quality Bond paper Plain paper Airmail paper without glue at a flap Notes 1 Fold the flap of the envelope inside before loading at CSF or manual insertion 2 Difference in thickness within the same printable area must be 0 0098 inch or less ...

Page 21: ...ss Single sheet 0 0025 inch 0 065 mm 0 047 inch 0 12 mm 1 sheet of multi part form 0 0047 inch 0 12 mm 0 021 inch 0 53 mm Weight Cut sheet 52 3 g m 14 lb 105 g m 27 lb 1 sheet of multi part form 40 g m 11 lb 58 g m 15 lb Quality Plain paper Reclaimed paper Carbon less multi part form Jointing 1 Must be one of the followings Point glue on the both sides Tape staple on the both sides Point glue on o...

Page 22: ...19 mm Label weight 64 g m 17 lb Quality Plain paper or equivalent The base sheet must be continuous paper Notes 1 Use labels in the condition of the room temperature only 2 Labels backed with the continuous base sheet can be used only 3 When the label sheet whose base sheet is exposed around the labels adjust the platen gap manually to the portion covered with the label using PG adjust lever 2 1 2...

Page 23: ...te of less than 60 such as black Continuous forms with labels Table 1 12 Continuous Forms with Labels Specification Minimum Maximum Base sheet width 4 0 inch 16 0 inch 101 6 mm 406 4 mm Base sheet length 4 0 inch 22 0 inch 1 page 101 6 mm 559 mm Total thickness 0 021 inch 0 53 mm Quality Plain paper or equivalent Airmail paper without glue at a flap Note When using the continuous forms with labels...

Page 24: ...ulti part forms with labels Table 1 14 Overlapping Multi Part Form with Labels Specification Minimum Maximum Base sheet width 4 0 inch 16 0 inch 101 6 mm 406 4 mm Base sheet length 4 0 inch 22 0 inch 1 page 101 6 mm 559 mm Total thickness 0 026 inch 0 65 mm Jointing Multi part forms Point glue Joint for the base sheet and multi part form Point glue Note When using overlapping multi part forms with...

Page 25: ... PW Refer to Section 1 3 4 Refer to Section 1 3 4 Paper length PL Refer to Section 1 3 4 Refer to Section 1 3 4 Left margin LM 3 mm 0 118 or more 3 mm 0 118 or more A3 landscape 31 mm 1 22 or more A3 landscape 31 mm 1 22 or more Right margin RM 3 mm 0 118 or more 3 mm 0 118 or more A3 landscape 20 mm 0 78 or more A3 landscape 20 mm 0 78 or more Top margin TM 0 mm 0 or more 0 mm 0 or more Bottom ma...

Page 26: ... 165 or more Bottom margin BM 4 2 mm 0 165 or more Notes 1 In the top 75 mm are the paper feeding pitch may be irregular 2 Forms override printing is available for 2 lines after the paper end is detected Paper feeding pitch is not guaranteed The end of the printable area is 4 2 m or more apart from the bottom edge of the paper 3 When the page width is 16 inches note the followings LM is 18 mm or m...

Page 27: ...ion 1 3 4 Paper length PL Refer to Section 1 3 4 Left margin LM 12 mm 0 472 or more Top margin TM 1 2 mm 0 0472 or more Left margin on label LOL 3 mm 0 118 or more Right margin on label ROL 3 mm 0 118 or more Top margin on label TOL 3 mm 0 118 or more Bottom margin on label BOL 3 mm 0 118 or more Notes 1 Do not feed paper backward 2 Use only the specified paper path for continuous paper 3 The pape...

Page 28: ...a l i n s e r t i o n f o r m t h e f r o n t Figure 1 10 Printable Area for Envelopes Table 1 17 Printable Area for Envelops Continuous paper Paper width PW Refer to Section 1 3 4 Paper length PL Refer to Section 1 3 4 Left margin LM 3 mm 0 118 or more Right margin RM 3 mm 0 118 or more Top margin TM 0 mm 0 or more 1 Bottom margin BM 0 mm 0 or more Note 1 At CSF insertion 4 2 mm 0 16 or more ...

Page 29: ...8 or more Right margin RM 19 mm 0 748 or more Top margin TM 21 2 mm 0 835 or more Bottom margin BM 4 2 mm 0 165 or more Left margin from the multi part form to the base sheet LMB 13 mm 0 512 3 mm 0 118 Right margin from the multi part form to the base sheet RMB 13 mm 0 512 3 mm 0 118 Notes 1 Do not feed paper backward 2 Use only the specified paper path for continuous paper 3 The paper feeding pit...

Page 30: ...2 mm 0 165 or more Left margin for label LFL 45 mm 1 77 or more Right margin from label RFL 45 mm 1 77 or more Top margin from label TFL 25 mm 0 984 or more Bottom margin from label BFL 25 mm 0 984 or more Left margin on label LOL 3 mm 0 118 or more Right margin on label ROL 3 mm 0 118 or more Top margin on label TOL 3 mm 0 118 or more Bottom margin on label BOL 3 mm 0 118 or more Notes 1 Do not f...

Page 31: ... 0 748 or more Left margin from the multi part forms to the base sheet LMB 13 mm 0 552 3 mm 0 118 Right margin from the multi part forms to the base sheet RMB 13 mm 0 552 3 mm 0 118 Top margin TM 21 2 mm 0 835 or more Bottom margin BM 4 2 mm 0 165 or more Non printable area NA 25 4 mm 1 0 or more Left margin from label LFL 45 mm 1 77 or more Right margin from label RFL 45 mm 1 77 or more Top margi...

Page 32: ...onding paper thickness and platen gap Table 1 21 PG Adjust Lever Adjust lever Paper thickness inch Paper thickness mm PG position Maximum Minimum Maximum Minimum Inch mm 1 0 0024 0 0043 0 06 0 11 0 0138 0 35 0 0 0024 0 0043 0 06 0 11 0 0154 0 39 1 0 0043 0 0059 0 11 0 15 0 0169 0 43 2 0 0059 0 0075 0 15 0 19 0 0181 0 46 3 0 0075 0 0098 0 19 0 25 0 0197 0 50 4 0 0098 0 0122 0 25 0 30 0 0217 0 55 5 ...

Page 33: ...Item No S015066 At 10 cpi printing in the LQ mode 48 dots per character 1 3 7 2 Color ribbon cartridge Color Black Magenta Cyan Yellow Ribbon fabric Nylon 66 Ribbon dimension 25 5 mm W X 17 mm L X 1 5 mm D ribbon thickness 0 128 mm 0 007 mm Cartridge dimension 153 mm 6 0 W X 33 mm 1 3 H X 105 mm 4 1 D Ribbon life Black 1 5 million characters Magenta 1 1 million characters Cyan 1 1 million characte...

Page 34: ...put voltage range AC 198 to 264 V Rated frequency renege 50 to 60 Hz Input frequency range 49 5 to 60 5 Hz Rated current 0 7 A maximum Power consumption Approximately 60 W ISO IEC 10561 Letter pattern Energy Star program compliant Insulation resistance 10 M ohms min Between AC line and chassis DC 500 V Dielectric strength AC 1 500 Vrms For 1 minute Between AC line and chassis 1 3 10 Safety Approva...

Page 35: ... characters Yellow 0 8 million characters 1 character is formed with 48 dots At 10 cpi printing LQ mode 1 3 14 Environmental Conditions Table 1 22 Environmental Condition Operating Non operating 5 to 35 C 30 to 65 C Temperature 15 to 35 C 1 20 to 40 C 1 15 to 25 C 2 10 to 80 5 to 85 Humidity 3 10 to 80 1 5 to 85 1 20 to 60 2 Resistance to shock 0 25G 10 to 55 Hz Directions X Y and Z 0 50G 10 to 55...

Page 36: ...4 V IOL 12 mA VOL 0 4 V CO 50 pf VIH 2 0 V VIL 0 8 V IIH 0 32 mA VIH 2 0 V IIL 12 mA VIL 0 8 V CI 50 pf A LOW logic level on the Logic H signal is as follows 2 0 V or less when the printer is powered off 3 0 V or more when the printer is powered on The receiver provides an impedance equivalent to 7 5 K ohms to ground The BUSY signal is HIGH in the following cases During data entry When the input d...

Page 37: ... treply tack 500 ns 10 µs tnbusy 0 tnext 0 tt out 1 120 ns tt in 2 200 ns Note 1 Rise and fall time for output signals 2 Rise and fall time for input signal S T O R B E D A T A n D A T A D A T A n 1 A C K N L G B U S Y t h o l d t s e t u p t s t b t r e a d y t b u s y t r e p l y t a c k t n b u s y t n e x t Figure 1 14 Data Transmission Timing Chart ...

Page 38: ... 11 BUSY 29 O When this signal is at a HIGH level the printer is not ready to accept data 12 PE 28 O When this signal is at a HIGH level the paper empty status is detected 13 SLCT 28 O Always at a HIGH level when the printer is powered on 14 AFXT 30 I Not used 31 INIT 30 I The falling edge of a negative pulse or a LOW signal on this line causes the printer to initialize Minimum 50 us pulse is nece...

Page 39: ...gnal is High when the data is logical 1 and LOW when the data is logical 0 10 PtrClk 28 O Clock signal from the printer 11 PtrBusy Data bit 3 7 29 O Busy signal from the printer Data bit 3 or 7 in reverse channel 12 AckDatareq Data Bit 2 6 28 O Acknowledge request signal Data bit 2 or 6 in reverse channel 13 Xflag Data bit 1 5 28 O X flag signal Data bit 1 or 5 in reverse channel 14 HostBusy 30 I ...

Page 40: ...sibility request values are 00H or 04H as follows 00H Request nibble mode reverse channel transfer 04H Request device ID using nibble mode rev channel transfer Device ID The printer sends following device ID string upon request 00H 3DH MFG EPSON CMD ESCPL2 PRPXL24 BDC MDL DLQ 3000 CLS PRINTER ...

Page 41: ... DTR signal is SPACE and XON code DC1 11H is transmitted when the rest of the input buffer becomes 256 byte Error handling Parity error is detected only Overrun error and framing error are ignored Connector 25 pin sub miniature D shell connector female Table 1 27 Connector Pin Assignment for Serial Interface Pin No Signal Name I O Function Description 1 Chassis GND Chassis GND 2 TXD Out Transmits ...

Page 42: ...rt Hard Ware Reset Accept Execute OK 02h Start Soft Ware Reset Reject 03h Send Main System Type Accept Execute OK 04h Send Name Data Reject 05h Inquire Name Data Accept Execute OK 06h Send Product Name Accept Execute OK 07h Send Soft Ware Emulation Type Accept Execute OK 08h Complete Buffered Data Accept Execute OK 09h Stop Procedure Reject 0Ah Return Buffered Data Reject 0Bh Send Entity Type Acce...

Page 43: ...pe Deciding the level of type B I F after power on 04h Send Name Data Type B I F option command 05h 07h Inquire Software Emulation Name Changing software Emulation Type 0Eh Inquire ASCII Message Writing to DBIN register 14h Inquire Emergency Reply Reply for Emergency command 15h Send Emergency Message Receive Emergency Command Emergency Command Table 1 31 Emergency Command Command No Command name ...

Page 44: ... data first is selected When the host stops data transfer and the printer is in stand by state for the seconds specified by SelecType the printer is returned to the idle state As long as the host sends data or the printer interface is busy state the selected interface is left as it is Interface selection and interface state Interface selection and the corresponding interface states are as follows ...

Page 45: ...ear off LED Orange Pause LED Orange 1 5 1 1 Button Operations Effectiveness Basically all button operations are always effective except for the following cases During printing only the Pause button is effective The SelecType button is only effective during the printer is in the standby status Load Eject and Pause buttons are not effective during the SelecType mode Pause functions Press the Pause b...

Page 46: ... is remaining in the buffer the printer goes into a paper out error state at each end of a sheet and waits for the next sheet to be inserted CSF insertion is enabled again by loading sheets into the CSF or by initializing the printer 3 and buttons are used as described below Pressing the button continuously feeds paper forward backward with a increment of 1 180 inch Pressing the button continuousl...

Page 47: ...Paper size error 5 Wrong Paper Size Off On On Off 6 9 Eject error Pull Paper Out Blinks On On Off 6 10 Printhead is overheated Please Wait Off Blinks On Off 6 11 Entry to SelecType 1 SelecType 1 Off Off Off 11 Entry to SelecType 2 SelecType 2 Off Off Off 12 Tear off Cut the paper Off On Off 6 On 13 Data is in buffer but the printer is paused Data in Buffer Off On Off 14 Pause Pause 0 Off On Off 15...

Page 48: ...It depends on the combination of the printer status 1 5 1 3 Printer Status and Buzzer The printer beeps to indicate several printer error status and failure operation Printer status and the corresponding beeper sounds are as described in Table 1 34 Table 1 34 Printer Status and Buzzer Printer status Beeper sound Paper out error has occurred Paper size error has occurred Incomplete changing paper p...

Page 49: ... t a n d b y s t a t e S e l e c T y p e P I T C H S e l e c T y p e 1 p h a s e F O N T F o n t s e l e c t i o n p h a s e P i t c h s e l e c t i o n p h a s e S e l e c T y p e S e l e c T y p e S e l e c T y p e S e l e c T y p e 2 p h a s e S e l e c T y p e D a t a s a v e p h a s e i n i t n a l i z a t i o n S e l e c T y p e P r i n t e r S t a t e S e l e c T y p e P h a s e E n t r y t...

Page 50: ...e SelecType button to exit the SelecType phase With this operation new settings are automatically stored in the EEPROM and are effective until they are changed again This process is automatically followed by the SelecType initialization phase and the printer returns to the stand by status Initializing all settings to the standard Select Standard Setting in the SelecType 2 menu The message Ready is...

Page 51: ... PC864 PC866 PC869 ISO Latin 1T Code MJK Bulgaria Estonia ISO 8859 7 MAZOWIA PC774 ISO 8859 2 PC866LAT PCAPTEC PC 708 PC720 PCAR864 PC 860 PC865 PC861 USA KOREA Standard version PC437 PC850 PC860 PC861 PC863 PC865 Abicomp BRASCII ISO Latin 1 Roman 8 U S A Korea Page Tractor 11 inch 12 inch 8 5 inch 70 6 inch A4 Other See the right column Option for Other xxx lines from 24 to 132 lines at 1 6 line ...

Page 52: ...uto CR IBM Off On For IBM 2391 Plus emulation A G M IBM Off On For IBM 2391 Plus emulation Interface Auto Selection Parallel RS 232C Option Slot I F Time out 10 sec From 1 to 255 seconds Input Buffer On Off Baud Rate 300 BPS 600 BPS 1200 BPS 2400 BPS 4800 BPS 9600 BPS 19200 BPS Parity None Even Odd Auto Tear off Off On Auto LF Off On 0 Slash Off On Buzzer On Off Standard Setting Ready Font Roman S...

Page 53: ... menu along with their options are printed with the subtitles in the selected language Exit When the printing is complete the printed sheet or continuous paper is ejected or fed to the tear off position respectively Then the printer returns to the standby status Interface State All the interfaces keeps a busy state during the printing Note In each mode mentioned above when the printer fails to loa...

Page 54: ... f f P r e s s o r b u t t o n u n t i l t h e L C D i n d i c a t e s t h e n u m b e r f o r t h e m o s t c l o s e l y a l i g n e d p a t t e r n F i x t h e s e l e c t e d n u m b e r b y p r e s s i n g b u t t o n a n d t h e p r i n t e r p r i n t s t h e n e x t p a t t e r n p r i n t E n d A r e a l l t h e a d j u s t m e n t s m a d e N e x t P r e v i o u s E n t e r Figure 1 18 B...

Page 55: ... Initialization Trigger The printer recognizes the INIT signal negative pulse of parallel interface Actions Performed Clears input data buffer Clears download character set Clears print buffer Sets default values Initialization by the control panel operation Trigger Pressing the Pause and Load Eject buttons for 3 seconds Actions performed Clears input data buffer Clears print buffer Sets default v...

Page 56: ...acing 1 6 inch Top Margin Tractor 8 5 mm Manual Rear 8 5 mm Manual Front 8 5 mm CSF 8 5 mm Bottom Margin Tractor 0 0 mm Left Margin 0 column Right Margin 136 columns Print Direction Bi directional Message Language English Software ESC P2 Interface Auto Selection Interface Auto Selection Time out 10 seconds Input buffer ON Serial interface Baud Rate 19200 bps Parity None Auto Tear off Off Auto LF O...

Page 57: ...ay E05B46 CG ROM DRAM EEPROM Drivers Flash ROM P ROM for the program ROM H 8 3 0 0 3 C P U E 0 5 A 8 8 G A T E A R R A Y F l u s h R O M P R O G R A M D R A M M P 5 3 0 2 R i b b o n M o t o r D r i v e r S L A 7 0 2 6 M C R M o t o r D r i v e r S L A 5 0 0 1 P r i n t h e a d D r i v e r 2 S A 1 4 5 1 P r i n t h e a d D r i v e r C G R O M S L A 7 0 2 4 M P F M o t o r D r i v e r S D C 0 3 V 1...

Page 58: ...E T F i l t e r T L 4 9 4 R e g u l a t o r T r a n s f o r m e r T 1 0 1 T r a n s f o r m e r T 2 0 1 Figure 1 20 C124PSB PSE Board Component Layout 1 6 3 Printer Mechanism The printer mechanism of this printer is composed of the followings CR motor PF motor Ribbon motor PG motor 2 cooling fans Paper feed mechanism CR mechanism Figure 1 21 Printer Mechanism ...

Page 59: ... assembly Rear shield cover Printer cover assembly Rear cover Upper connector cover U p p e r H o u s i n g A s s e m b l y R e a r S h i e l d C o v e r U p p e r C o n n e c t o r C o v e r P r i n t e r C o v e r A s s e m b l y L o w e r H o u s i n g A s s e m b l y R e a r C o v e r B o t t o m F r a m e A s s e m b l y Figure 1 22 Printer Housings ...

Page 60: ...cuit Operating Principles 2 13 2 2 1 Power Supply Voltage 2 13 2 2 2 Power Supply Circuit Operation 2 14 2 3 Controller Circuit 2 15 2 3 1 Interface Circuit 2 18 2 3 2 Reset Circuit 2 19 2 3 3 Memory Back up Circuit 2 20 2 3 4 Ribbon Motor Controller Driver Circuit 2 21 2 3 5 PF Paper Feed Motor Controller Driver Circuit 2 22 2 3 6 CR Carriage Motor Controller Driver Circuit 2 23 2 3 6 1 Bi D Adju...

Page 61: ...2 3 12 Other Sensor Circuits 2 31 ...

Page 62: ... actuating plate which joins to the dot wire This movement rushes the wire toward the platen 3 When the dot causes impact to the platen it presses the ribbon to the paper where a dot prints 4 When the coil energizing is terminated the iron core losing magnetic force is returned to the standby position by the bounce of the platen and tension of the actuating spring The printing mechanism has an int...

Page 63: ...00 million strokes wire Color ribbon 100 million strokes wire Weight 180 g Coil resistance 8 19 0 5 Ω at 25 C Response period Normal mode 462 µs Drive voltage 31 5 to 38 5 V Driving condition Normal drive copy mode when multi part form or thick paper is used High duty condition head temperature is high Cold mode head temperature is low Environmental condition Temperature 5 to 55 C Humidity 10 to 8...

Page 64: ...d on and once it is detected CR movement is put under the open loop control system After the controller circuit determines where to move the CR according to the received data it converts the distance to the position into the corresponding phase change pulse and outputs it to the CR motor If the CR home position is detected during printing or the printer initialization it indicates the status that ...

Page 65: ...sor Platen Figure 2 3 PG adjustment Mechanism The PG adjustment mechanism located at the left top of the printer mechanism unit consists of the PG motor CR guide shaft sectorial gear combination gear PG home position sensor and paper thickness sensor After the PG is determined by the controller circuit according to the paper thickness the PG motor rotates corresponding amount The torque from the P...

Page 66: ... 53 Note 1 Note 2 Note 1 PG width corresponds to the detected paper thickness 2 Copy mode is used for paper with the thickness of 0 2 mm or more Automatic PG adjustment function PG is automatically adjusted based on the paper thickness detected paper thickness sensor which consists of the slit disc and the photo electric transfer Paper thickness is detected in the following order 1 PG home positio...

Page 67: ...refers to the switch mode of the sensor when the printer is turned on or resuming the operation after the cover open error is detected The motor is controlled by the open loop system While the motor is used for the ribbon shift the color home position sensor detects the reference position black to manage the color ribbon shift The motor drive speed and phase excitement mode changes in accordance w...

Page 68: ...s composed of 4 colored bands of black red blue and yellow When the color ribbon cartridge is installed on the CR it is detected by the color HP sensor and the printer enters the color ribbon mode With this mechanism the color print with 7 different colors is enabled The printer shifts the color ribbon cartridge to the black band position before shifting to another color each time the printer is t...

Page 69: ...oring Sequence Print color Print ribbon First print Second print Black Black Magenta Magenta Cyan Cyan Yellow Yellow Green Yellow Cyan Orange Yellow Magenta Violet Magenta Cyan CS Reduction Gear Ribbon Transmission Gear A Ribbon Transmission Gear B Ribbon Planetary Gear Ribbon Motor CS Drive Lever CS Drive Cam Color HP Sensor CS Drive Lever Ribbon Planetary Gear Figure 2 6 Ribbon Shift Gear Train ...

Page 70: ...emoval mode Torque is disengaged from all the rollers in this mode See Section 2 1 5 3 A stepping motor is used for the PF motor which enables the paper to move to and stop at any position regardless of the direction The motor is controlled by the controller circuit by the open loop system It refers to the signals output from the sensors in the mechanism to determine the amount to slide paper and ...

Page 71: ...selected by the CPU depending on the movements of the paper feed and carriage motors Figure 2 8 illustrates the paper feed sensor mechanism Table 2 7 lists the paper feed sensor functions P r i n t h e a d L e f t P E W S e n s o r P l a t e n L e f t P E W S e n s o r P r i n t e h a d P a p e r E j e c t D r i v e R o l l e r A s s e m b l y M a s k G u i d e F r o n t P a p e r S e n s o r R i ...

Page 72: ... the paper Detects the leading edge and printable area for the black solid print paper Front paper sensor alone Detects the leading edge of the paper Performs front paper feeding Paper jam sensor Paper jam detection Detects paper jam condition in the front rear paper feed direction Notes 1 When the printer is powered on if any of the right left PEW sensor and front rear paper sensor detects paper ...

Page 73: ... the tractor gear train to feed continuous paper The sub paper loading rollers are used to hold and feed the paper only Paper jam removal mode To set the release lever to this mode releases the paper bail as well as the sub paper loading rollers In this full release condition the jammed paper can be manually ejected The release sensor detects whether the release mechanism is in the cut sheet mode ...

Page 74: ...ype switching regulator which outputs DC voltage required to operate the printer DC voltage is divided into 3 blocks 35 VDC CH A 35 VDC CH B and 5 VDC as listed below Table 2 9 DC Voltage Application Voltage level Connector No Application 35 VDC 10 CN2 CH A CR motor Printhead drive voltage CH B Printhead Cooling fan motor PF motor Ribbon motor Vpp of the flush memory 5 VDC 5 CN3 Logic Hold voltage...

Page 75: ...w 13 V Q153 Q253 and Q154 are turned on by the detector circuit which consists of the R173 R273 and R174 R274 then the PC102 goes on and the current cuts off as the result At this time the delay circuit which consists of C157 and R154 makes the delay time When the printer is turned on the protection circuit can not start operation since the delay circuit acts to prevent the drivers on the main con...

Page 76: ...e the control program can be transferred by way of the parallel interface DRAM is used as a work area and buffers A non volatile memory EEPROM IC23 stores information such as default values customer data total printing amount value and PG adjustment value The gate array E05B46 IC25 controls the following Clock Addresses Memory DRAM Parallel I F Type B I F Ports Motors Bitmap Printheads It is also ...

Page 77: ...stomer data and so on Reset IC RST592D IC22 Resets hardware Rests Flash ROM Recovery from the reset condition is done for Flash ROM prior to the CPU and gate arrays Reset IC RST594E IC20 Reset hardware Resets the CPU and gate arrays CR motor driver SLA7026 IC7 Drives the CR motor by constant current uni polar drive PF motor driver SLA7024M IC6 Drives the PF motor by constant current uni polar driv...

Page 78: ...s e t I C C o v e r O p e n S e n s o r C o l o r H P S e n s o r R e a r P a p e r S e n s o r F r o n t P a p e r S e n s o r L e f t R i g h t P E W S e n s o r C R H P S e n s o r R e l e a s e S e n s o r C S F P a p e r Q u a n t i t y S e n s o r C S F S e n s o r P G H P S e n s o r P a p e r J a m S e n s o r 3 5 V S e n s o r C R M o t o r D r i v e r P F M o t o r D r i v e r R i b b o ...

Page 79: ... CPU directly outputs TXD data TRANSMIT DATA The codes DC1 DC2 and DC3 are outputs when the input buffer is full and DC1 is output when the buffer memory recovers to the normal level The signal REV same as DTR DATA TERMINAL READY is output to the port PC0 of the CPU to control the DTR The printer resumes printing when the CR code is received or the input buffer is full Type B interface Type B inte...

Page 80: ...ROM recovers from the reset condition before the CPU and the gate arrays recover from the reset condition RST594E monitors the CPU and the gate arrays The threshold voltage is set at approximately 4 2 VDC The reset signals is kept output until the 5 VDC line is 4 2 VDC Since the reset signal from the RST592D is sent to the manual reset terminal MRST in the RST594E via the output port of the CPU th...

Page 81: ...the boot strap program The first operation date accumulated print amount accumulated power on time and timing for ribbon replacement Data to be backed up is transferred by the gate array as serial data At printer power off the gate array outputs the chip select signal ESC from port 126 and data to be backed up is sent to the EEPROM from port 124 EDO before the power supply voltage completely drops...

Page 82: ...e gate array While in the color ribbon mode the printer switches mode between the copy mode and normal mode according to the signal output from the paper thickness sensor See Table 2 11 for the ribbon motor drive term Table 2 11 Ribbon Motor Drive Term Motor type 4 phases 48 pole PM type stepping motor Power supply voltage 35 VDC 10 Coil resistance 76 Ω 10 at 25 C per phase Drive frequency At colo...

Page 83: ... Table 2 12 which specifies the PF motor terms Table 2 12 PF Motor Drive Term Motor type 4 phases 200 pole HB type stepping motor Power supply voltage 35 VDC 10 Coil resistance 5 0 Ω 10 Drive frequency 1430 7200 pps Driving mode Constant current uni polar drive Excitation mode 1 2 phase 2 2 phase RUSH HOLD Paper feed speed 42 m second 6 IPS intermittent drive Minimum step 0 07 mm 1 360 step Consum...

Page 84: ...nto 4 steps with the range of 0 to 100 These 4 steps are divided further into 8 steps which varies depending on the combination with the continuity timing Table 2 13 CR Motor Specification Motor type 4 phases 200 pole HB type stepping motor Power supply voltage 35 VDC 10 31 5 38 5 VDC Coil resistance 1 1 Ω 10 at 25 C phase Drive frequency 960 to 5760 pps Consumption current 2 2 phase 4 fold speed ...

Page 85: ...n 8 On Note Applicable when the CR moves from 1st to 136th column direction Table 2 16 W1 2 Phase Drive Step No Phase A Phase A Phase B Phase B 1 On 70 7 On 70 7 2 On 43 1 On 100 3 On 100 4 On 43 1 On 100 5 On 70 7 On 70 7 6 On 100 On 43 1 7 On 100 8 On 100 On 43 1 9 On 70 7 On 70 7 10 On 43 1 On 100 11 On 100 12 On 43 1 On 100 13 On 70 7 On 70 7 14 On 100 On 43 1 15 On 100 16 On 100 On 43 1 Note ...

Page 86: ... pulse when the carriage moves from the 1st to 136th column as reference Since print timing pulse varies according to the carriage speed the adjustment should be implemented for each speed mode For this printer the adjustment can be made for the 4 fold 2 fold and the default speeds 2 3 6 2 Interlock Function The mechanical cover open switch is serially connected to the common VPA on the CR motor W...

Page 87: ...pond speed at continuous printing V P A V P B 3 1 5 3 8 5 V T P r i n t P u l s e A P r i n t P u l s e B H e a d C o i l H e a d C o i l D r i v e W a v e f o r m P r i n t P u l s e A P r i n t P u l s e B Figure 2 18 Printhead Drive Waveform Data from the host computer is expanded into image data CG data and latched in the gate array E05B46 The head data is allocated in the gate array The latch...

Page 88: ...er open sensor signal on the logic line is directly sent to the main control board via the control panel board If the printer cover is open an interlock switch function is activated for safety and puts the printer inactive state L C D P N L T O M A I N M A I N T O P N L S C K 5 V G N D L E D s R S T D A T A C A S E O P E N L C D D r i v e r G a t e A r r a y E 0 5 A 8 9 S w i t c h C o v e r O p e...

Page 89: ...te array Then the transistors 2SC3859 Q4 and SHA03 V1 Q3 are turned off to change the drive voltage from PBS 35V to the 5 VDC See Table 2 18 for PG motor specification Table 2 18 PG Motor Specification Motor type 4 phases 8 pole PM type stepping motor Power supply voltage 35 VDC 6 Coil resistance 250 18Ω Consumption current per 1 phase Rush 0 2 A on the average Hold 0 02A Drive frequency 350 pps D...

Page 90: ...bers of pulses output while the printhead moves from PG home position to the platen surface and surface of the loaded paper to determine the paper thickness which corresponds to the difference between 2 values The numbers of pulses are counted in the following order 1 After the printer power is turned on the PG home position is detected 2 Distance between the printhead and platen surface is measur...

Page 91: ... Sensor Block Diagram The CPU reads the signal output directly from the paper jam sensor for each step 1 216 inch step If the current signal condition is the same as the previous one it indicates the status that the magnetized roller is not rotating which is considered paper jam When the printer detects that condition continuously for the specified numbers of the output signals it indicates the pa...

Page 92: ... Sensor Specification Detecting method Mechanical switch Power supply voltage 5 VDC 5 Detecting mode Cover open LOW Cover closed HIGH Color HP Home Position sensor Color HP sensor uses a photo interrupter system When the home position for the color ribbon cartridge is detected the output signal is pulled up to 10 KΩ then input to the CPU port via the filter circuit which consists of the resistance...

Page 93: ...so as to determine the right and left margins The output signal is output to the CPU A D converter Table 2 25 Right left PEW Sensor Specification Detecting method Photo micro sensor system Output system Collector Power supply voltage 5 VDC 5 CR home position sensor The output signal for this sensor is pulled up to 10K Ω then input to the CPU A D converter via the filter circuit which consists of t...

Page 94: ...antity sensor CSF sensor a potentiometer is not attached to the printer but to the CSF It monitors paper quantity in the hopper and send the analog signal to the internal A D converter of the CPU PGHP Platen Gap Home Position sensor The output signal for this sensor is pulled up to 390Ω then input to the CPU port via the filter circuit which consists of the resistor and the condenser Table 2 29 PG...

Page 95: ...ing Assembly Removal 3 11 3 2 6 Printer Mechanism Removal 3 12 3 2 6 1 Printer Mechanism Removal 3 13 3 2 6 2 HP Home Position Sensor Assembly Removal 3 14 3 2 6 3 Front Paper Sensor Removal 3 14 3 2 6 4 PF Sensor Assembly Removal 3 15 3 2 6 5 PF Motor Assembly Removal 3 15 3 2 6 6 CR Motor Assembly Removal 3 16 3 2 6 7 CS Color Shift Motor Assembly Removal 3 17 3 2 6 8 Paper Eject Lever Assembly ...

Page 96: ...3 2 6 16 Platen Removal 3 26 3 2 6 17 Paper Jam Sensor Rear Paper Sensor Removal 3 28 3 2 7 Lower Housing Assembly Removal 3 29 3 3 Reloading the Control Program 3 30 ...

Page 97: ...ssembling remove all options and accessories such as a sheet guide and a ribbon cartridge 3 1 1 Tools Make sure you use the tools listed in Table 3 1 when disassembling and assembling the printer Table 3 1 Tools Tools Availability Part No Phillips screwdriver 2 Y B743800200 Box driver Y B741700200 Thickness gauge set Y B776702201 Round nosed pliers Y B740400100 Nippers Y B740600100 Tweezers Y B741...

Page 98: ... the PF motor overheated Check Unnecessary Is the platen damaged Check Unnecessary Paper paths Is paper selection smooth Check Unnecessary Are tractor teeth OK Check Unnecessary Is there any foreign matter lodged in the paper paths Check Unnecessary PG adjustment mechanism Does the PG move smoothly when measuring the PG Check Unnecessary Is the PG properly set Check Unnecessary Self test Is the te...

Page 99: ...d removal 4 Control panel removal 5 Upper housing assembly removal 6 Printer mechanism disassembly Refer to the exploded diagrams in Appendix for detailed part engagement and location Note Perform Control program reload when C210 MAIN and sub boards are replaced E l e c t r i c a l C i r c u i t B o a r d R e m o v a l A d j u s t S w i t c h R e m o v a l P r i n t e r M e c h a n i s m D i s a s...

Page 100: ...S 3X12 securing the printhead Step 2 Lift up the printhead a little and release the head FFCs from the clips in the CR assembly Then disconnect the FFCs from the printhead Step 3 Remove the printhead from the CR assembly Head FFC Printhead CBS Screws 3X12 Figure 3 2 Printhead Removal Perform Platen gap adjustment after replacing the printhead When replacing the printhead replace the ribbon mask al...

Page 101: ...ion 3 2 1 1 Step 2 Release the harnesses for the PEW sensors from the cable clamp Step 3 Flip the paper eject lever assembly toward the front Step 4 Widening the right and left tabs at the rear of the ribbon mask holder remove the ribbon mask holder by shifting it forward Step 5 Remove the ribbon mask from the ribbon mask holder CR Assembly Mask Ribbon Mask Ribbon Holder Paper Eject Lever Assembly...

Page 102: ... 2 1 Rear Cover Removal Step 1 Remove 2 screws CBS 3X12 securing the upper connector cover and remove the upper connector cover Step 2 Remove 2 screws CBB 3X12 and 3X40 securing the rear cover to the lower housing Step 3 Take the rear cover out to the rear and then remove it Rear Cover CBB Screw 3X40 Lower Housing Assembly CBS Screws 3X12 CBS Screws 3X12 Upper Connector Cover Figure 3 4 Rear Cover...

Page 103: ...B B S c r e w 3 X 6 C o n n e c t o r C a b l e f o r t h e S e r i a l I F f o r C N 8 C B B S c r e w s 3 X 1 0 G r o u n d i n g w i r e f o r t h e P r i n t e r m e c h a n i s m Figure 3 5 C210 MAIN Board and MAIN Frame Removal Step 6 Remove 2 screws CBS 3X6 securing the Type B shield case to the I F grounding plate and 2 screws CBS 3X6 securing the Type B shield case and the C210 MAIN board...

Page 104: ...Control program reload and any necessary adjustments when C210 MAIN board is replaced Refer to Section 3 3 and Chapter 4 Adjustment T y p e B S h i e l d C a s e E a r t h S p r i n g B I F B o a r d G u i d e I F G r o u n d i n g P l a t e C N 8 C B S S c r e w s 3 X 6 C B S S c r e w 3 X 6 C B S S c r e w s 3 X 6 C B S S c r e w s 3 X 6 C 2 1 0 M A I N C P S c r e w s 3 X 6 H a r n e s s f o r ...

Page 105: ... the C124 PSB PSE board to the shield plate Step 3 Disconnect all harnesses one by one from the connectors on the C124 PSB PSE board as taking out the C124 PSB PSE board on the power supply frame gradually then remove the C124 PSB PSE board C 1 2 4 P S B P S E B o a r d C B S S c r e w s 3 X 6 P o w e r s u u p l y F r a m e S h i e l d P l a t e Figure 3 7 C124 PSB PSE Board Removal ...

Page 106: ... n S e n s o r H a r n e s s F i x i n g S c r e w U p p e r H o u s i n g A s s e m b l y H o o k F G T e r m i n a l H a r n e s s f o r t h e c o t r o l p a n e l Figure 3 8 Control Panel Removal 3 2 4 Adjust Switch Removal Step 1 Open the printer cover assembly Step 2 Insert your hand to the back of the adjust switch Refer to Figure 3 10 for location and release 2 hooks fixing the adjust swit...

Page 107: ...ecuring the upper housing assembly to the lower housing assembly Step 7 Using a driver or equivalent release 2 hooks on the right and left sides of the lower housing assembly near the front securing the upper housing assembly to the lower housing assembly Then lift up the upper housing assembly and remove it C B B S c r e w 4 X 6 R e l e a s e L e v e r A d j u s t S w i t c h C o n t r o l P a n ...

Page 108: ... G M o t o r R e m o v a l P G S e n s o r R e m o v a l P G H P S e n s o r R e m o v a l C R R e m o v a l C S S e n s o r A s s e m b l y R e m o v a l P E W S e n s o r A s s e m b l y R e m o v a l C o l o r R i b b o n S e n s o r A s s e m b l y R e m o v a l P a p e r J a m R e a r P a p e r S e n s o r A s s e m b l y R e m o v a l P l a t e n R e m o v a l F r o n t P a p e r S e n s o r...

Page 109: ...ht and left sides of the printer mechanism respectively Step 6 Remove 1 screw CBS 3X6 fixing the FG terminal to the right end of the printer mechanism and remove the FG terminal Step 7 Remove 4 screws CBB P4 4X25 securing the printer mechanism to the lower housing assembly Then lift up the printer mechanism and remove it CAUTION Be sure to connect the harnesses to the relay connectors of the same ...

Page 110: ... Removal 3 2 6 3 Front Paper Sensor Removal Step 1 Remove the printer mechanism See Section 3 2 6 1 Step 2 Release the joint for the detection lever and the front paper sensor and release the hook securing the front paper sensor to the right frame assembly in the printer mechanism Then remove the front paper sensor P a p e r E j e c t F r a m e D e t e c t i o n L e v e r F r o n t P a p e r S e n...

Page 111: ... 6 1 Step 2 Disconnect the harness for the PF motor assembly from the right side of the printer mechanism Step 3 Remove 1 screw CBS 3X6 securing the grounding plate to the bottom of the printer mechanism Then remove the grounding plate Step 4 Remove 2 screws CP P4 3X6 securing the PF motor assembly to the right side of the printer mechanism Step 5 Remove the PF tension shaft from the PF motor asse...

Page 112: ...ate for the external cooling fan FFC and remove the grounding plate for the FFC Step 4 Remove 4 screws CS 3X16 securing the CR motor assembly to the CR frame and 1 screw CBS 3X6 securing the CR motor grounding plate to the CR frame Then remove the CR motor assembly G r o u n d i n g P l a t e f o r F F C C R T i m i n g B e l t C B S S c r e w 3 X 6 C R F r a m e C R M o t o r D a m p e r G r o u ...

Page 113: ...he CS board assembly located at the back of the CR Harness for CS Motor Assembly CS Motor Assembly CS Board Assembly Figure 3 19 CS Motor Assembly Removal Step 3 Slide the CR back to the right end and remove 2 screws CBS O 3x6 securing the CS motor assembly to the CR Step 4 Slide the CR left again Then lift up the CS motor assembly and remove it CBS Screw 3X8 Driver CS Motor Assembly Figure 3 20 C...

Page 114: ...he right frame assembly Step 4 Lift up the rear edge of the paper eject lever assembly and shift it left to release the right end of the lever from the pin Then remove the paper eject lever assembly Right and left extension springs are 2 different parts Therefore be sure to mount them to the correct sides of the printer mechanism E x t e n s i o n S p r i n g L e f t L e f t F r a m e A s s e m b ...

Page 115: ...e harness for the PG sensor from the cable clamp Step 4 Remove 1 screw CBS 3x6 securing the PG sensor to the printer mechanism and remove the PG sensor 3 2 6 11 PGHP Sensor Removal Step 1 Remove the printer mechanism See Section 3 2 6 1 Step 2 Remove the PG motor See Section 3 2 6 9 Step 3 Remove 1 intermediate gear from the left side of the printer mechanism Step 4 Remove 1 screw CP 2X8 securing ...

Page 116: ...ion 3 2 6 6 Step 5 Loosen the timing belt See Section 3 2 6 6 Step 6 Remove the CR motor assembly and remove the timing belt See Section 3 2 6 6 Step 7 Remove the pressure spring between the left frame and the lower CR guide shaft pushing the lower CR guide shaft C R F r a m e L e f t F r a m e A s s e m b l y G r o o v e o n t h e l o w e r C R G u i d e S h a f t P r e s s u r e S p r i n g L o ...

Page 117: ...se the lower CR guide shaft Step 11 Remove 2 hexagon nuts OW securing the upper CR guide shaft to the printer mechanism Step 12 Dismount the extension spring 154 on the CR and remove the upper CR guide shaft by lifting it up Step 13 Push the parallelism adjust bushing and the leaf spring on the right end of the lower CR guide shaft inward and remove the CR along with the shaft U p p e r P l a i n ...

Page 118: ...upper plain oil pad is installed between the upper CR guide shaft and the CR When installing the parallelism adjust bushing set it with the groove facing up C R 3 1 0 T e e t h C R T i m i n g B e l t Figure 3 27 Timing Belt Installation CR Guide Shaft Lower CR Guide Shaft Parallelism Adjust Bushing Installation Hole in the Right Frame Groove Figure 3 28 Parallelism Adjust Bushing Installation ...

Page 119: ...the CR Then remove the ribbon cartridge holder H o o k s R i b b o n C a r t r i d g e H o l d e r C R A s s e m b l y Figure 3 29 Hooks at the Back of the CR Step 5 Disconnect harnesses for the PEW board assembly color ribbon sensor assembly and CS motor assembly from the CS board assembly Step 6 Disconnect the FFC for the CS motor assembly from the ribbon cartridge holder and remove the CS board...

Page 120: ...bbon cartridge holder When installing the ribbon cartridge holder set the CS cam with the cutout side facing to the sensor C S B o a r d A s s e m b l y C S C a m Figure 3 31 Removing The CS Cam 3 2 6 14 PEW Sensor Assembly Removal Step 1 Remove the printhead See Section 3 2 1 1 Step 2 Remove the CR See Section 3 2 6 12 Step 3 Remove the ribbon cartridge holder See Section 3 2 6 13 Step 4 Step 4 D...

Page 121: ...tridge holder See Section 3 2 6 13 Step 4 Step 4 Disconnect the harness for the color ribbon sensor from the connector in the CS board assembly Step 5 Remove 1 screw CS 2X8 securing the color ribbon sensor and remove the sensor R i b b o n C a r t r i d g e H o l d e r C o l o r R i b b o n S e n s o r C S S c r e w 2 x 8 C S B o a r d A s s e m b l y Figure 3 33 Color Ribbon Sensor Removal ...

Page 122: ... i o n S h a f t P a p e r L o a d i n g R o l l e r P u l l e y F r o n t P F T i m i n g B e l t C P S c r e w O 3 X 6 C o m b i n a t i o n G e a r 1 6 3 4 9 3 R i g h t F r a m e A s s e m b l y R e a r P F T i m i n g B e l t P a p e r L o a d i n g D r i v e R o l l e r Figure 3 34 Gear Removal 1 Step 5 Remove 1 gear 16 at the left end of the sub paper loading roller assembly and 1 combinati...

Page 123: ... 4 screws CBS 3x6 securing the paper guide to the right and left frames then remove the paper guide by lifting it up Step 10 Turn the right and left platen shaft bushings to release engagement with the right and left frames respectively Then lift up the platen and remove it P l a t e n S h a f t B u s h i n g P a p e r G u i d e P a p e r L o a d i n g D r i v e R o l l e r C B S S c r e w 3 X 6 S...

Page 124: ... 3 2 6 12 Step 5 Remove the platen See Section 3 2 6 16 Step 6 Remove 1 screw CBB 3X6 securing the sensor holder to the base frame Step 7 Release the hooks fixing the paper jam sensor to the base frame Then remove the paper jam sensor and the rear paper sensor together with the sensor holder R e a r P a p e r S e n s o r S e n s o r H o l d e r P a p e r J a m S e n s o r H a r n e s s f o r P a p...

Page 125: ...ction 3 2 6 1 Step 5 Remove 4 screws CBB 4X16 securing the lower housing assembly to the bottom housing assembly and release hooks on the bottom housing assembly fixing the lower housing assembly Step 6 Remove the power switch from the lower housing assembly Step 7 Lift up the lower housing assembly and remove it C B B S c r e w s 4 X 1 6 L o w e r H o u s i n g A s s e m b l y P o w e r S w i t c...

Page 126: ...e path for the reload program Step 3 Press the Tear Off LF FF Load Eject and Pause buttons while turning on the printer and the printer enters the program reload mode and the message Program Mode appears on the LCD Step 4 Transfer the files by Copy command function as described below COPY IPL file name PRN Return COPY Data file name for the main program PRN Return Then the reload program starts an...

Page 127: ... Overview 4 1 4 2 Adjustment 4 2 4 2 1 Platen Gap PG Adjustment 4 2 4 2 1 1 Parallelism Adjustment 4 3 4 2 1 2 PG Reference Value 4 4 4 2 2 Belt Tension Adjustment 4 8 4 2 3 Customer Data Setting 4 9 4 2 4 Bi d Adjustment 4 10 ...

Page 128: ...oved Parts Units Adjustment Items Printhead removal replacement PG adjustment Main control board replacement 1 Customer data setting 2 Bi D adjustment Printer mechanism replacement Bi D adjustment CR motor removal replacement Bi D adjustment CR unit removal replacement 1 PG adjustment 2 Bi D adjustment PF motor removal replacement Belt tension adjustment Timing belt replacement 1 PG adjustment 2 B...

Page 129: ...d e S h a f t L o w e r C R G u i d e S h a f t P l a t e n R o l l e r P a r a l l e l i s m A d j u s t B u s h i n g L o c a t i o n h o l e i n t h e r i g h t s i d e f r a m e C R G u i d e S h a f t L o w e r C R G u i d e S h a f t Figure 4 1 CR Guide Shaft Parallelism Adjustment PG reference value measurement and write operation The PG reference value is measured by inserting 3 different ...

Page 130: ...lelism adjust bushing so that the PG meets the following specification Specification The thickness gauge 0 37 mm or 0 41 mm fits in between the platen roller and the printhead and it can be removed with a little force 50 fg Step 10 Repeat the steps from 6 to 9 until the printhead and the platen roller are parallel with the difference of 0 02 mm or less between the right and left ends of the roller...

Page 131: ...rst and then the computer Step 6 Start the adjustment program and the main menu below appears on the screen DLQ 3000 VP 4200 CHECK PROGRAM REV 1 Platen Gap Adjustment 2 Bi D Adjustment 3 END If ready press 1 3 and the RETURN key Step 7 Input 1 to select 1 Platen Gap Adjustment and press the Return key and the platen gap adjustment menu below appears on the screen PLATEN GAP 1 ALPHA INPUT 2 PLATEN ...

Page 132: ...for 0 55 mm thick gauge BETA 3 Value for 0 72 mm thick gauge The keys to be used and the corresponding functions are as follows Space key Narrows the PG 1 step 8 key Narrows the PG 10 steps 2 key Widens the PG 10 Steps Return key Sets the value and proceeds to the following thickness or exits this menu Perform the same operation with the 0 55 mm thick gauge and then 0 72 mm thick gauge according t...

Page 133: ... EEPROM on the main control board leave the computer on and turn the printer off Before turning the printer power back on install the ribbon mask and the ribbon for the next adjustment When the following condition occurs return to the step Platen gap reference value measurement The determined value is abnormal The message Repeat the PG measurement again form the first step is indicated During the ...

Page 134: ... automatically loaded Then the printer prints the PG amount for each step from 1 to 9 as shown below and indicates Data X and GTHK paper thickness on the LCD panel Note Values for C P and X are parameters in the hexadecimal PG CHECK COMPUTER PRINTER ALPHA 1 C 1 P 1 1 C 1 P 1 9 GTHK C 9 P 9 Step 5 Verify the followings PG values indicated for the computer and printer are identical Value for GTHK is...

Page 135: ...tension gauge onto the PF tension shaft at the angle of 45 Then tighten the PF tension shaft when the tension gauge indicates a value in the range from 700 to 750 gf Step 4 Tighten the motor fixing screw Be careful not to damage the gear 30 on the platen roller while adjusting the belt tension T e n s i o n G a g e P R T e n s i o n S h a f t P F M o t o r P F M o t o r F i x i n g S c r e w R i g...

Page 136: ...ues This operation does not require any adjustment program but the panel operation Step 1 Turn the printer on Step 2 Press the button SelecType on the control panel to enter the SelecType mode Refer to Chapter 1 Section 1 4 3 1 Step 3 Select Standard Setting from the options for SelecType 2 and press and the default setting values are returned to the factory values ...

Page 137: ...or Bi D adjustment performed through the control panel Step 1 Connect the printer and the host computer with a parallel interface cable and turn the printer on first then the computer Step 2 Set continuous paper 13 5 inch 1P on the printer Step 3 Starts the adjustment program and the main menu below appears DLQ 3000 VP 4200 CHECK PROGRAM REV 1 Platen Gap Adjustment 2 Bi D Adjustment 3 END If ready...

Page 138: ...SC key input Step 6 Press Return key and the printer prints 3 patterns for each mode in 3 rows The middle row shows the pattern for the value 0 Step 7 Look at the middle part of each row and select the pattern which is most closely aligned and input the value Make sure that the selected pattern meets the following specification Specification The gap between right and left passes is 0 05 mm or less...

Page 139: ...Chapter 5 Troubleshooting 5 1 Overview 5 1 5 2 Unit Repair and Replacement 5 2 5 3 Repair of C124 PSB PSE Board 5 11 5 4 Repair of C210 MAIN Board Component 5 14 5 5 Repair of the Printer Mechanism 5 18 ...

Page 140: ...sts the measuring instruments used for troubleshooting Table 5 1 Measuring Instruments Necessary for Troubleshooting Name Recommendable specification Oscilloscope Measuring range more than 50 MHz Multimeter Digital multimeter is more recommendable than analog one This printer which is equipped with the self diagnosis function beeps when it detects an abnormal phenomenon Table 5 2 shows the printer...

Page 141: ...ndicated Flowchart 2 Self test does not print properly The printer does not print 1 or more dots are missing Low print quality Monochrome print and color print switch improperly Flowchart 3 Paper is fed abnormally The printer does not feed paper Paper feed length is irregular Paper jams frequently Flowchart 4 The control panel does not operate properly Control panel button operation does not affec...

Page 142: ...o l b o a r d Y e s R e t u r n t o t h e s t a r t I s t h e A C i n p u t v o l t a g e n o r m a l H a s t h e f u s e o n t h e P S B P S E b o a r d b l o w n D o e s t h e f u s e b l o w a g a i n w i t h t h e p r i n t e r p o w e r o n I s t h e f a u l t c o r r e c t e d I s t h e v o l t a g e n o r m a l I s t h e f a u l t c o r r e c t e d R e p l a c e t h e p r i n t e r m e c h ...

Page 143: ...n y s e n s o r I f i t i s r e m o v e i t R e p l a c e t h e p r i n t e r m e c h a n i s m T u r n t h e p r i n t e r o f f a n d m o v e t h e C R m a n u a l l y I s t h e f a u l t c o r r e c t e d R e p l a c e t h e P S B P S E B o a r d R e p l a c e t h e m a i n s u b c o n t r o l b o a r d S T A R T D o e s t h e C R m o v e s m o o t h l y I s t h e f a u l t c o r r e c t e d R ...

Page 144: ...e f e r t o o t h e r t r o u b l e s h o o t i n g i t e m A d j u s t t h e P G I s t h e f a u l t c o r r e c t e d R e p l a c e t h e p r i n t h e a d E N D R e p l a c e t h e m a i n c o n t r o l b o a r d R e p l a c e t h e p r i n t e r m e c h a n i s m E N D m i s s i n g A r e d o t s a n y D o e s t h e p r i n t e r p r i n t D o e s t h e C R m o v e I s t h e r e s i s t a n c ...

Page 145: ... r o l b o a r d T u r n t h e p r i n t e r o n a n d c h e c k i f t h e P F m o t o r i s e n e r g i z e d p r o p e r l y I s t h e p a p e r f e d p r o p e r l y I s t h e f a u l t c o r r e c t e d I s t h e f a u l t c o r r e c t e d R e p l a c e t h e p r i n t e r m e c h a n i s m R e p l a c e t h e m a i n c o n t r o l b o a r d R e p l a c e t h e m a i n c o n t r o l b o a r d...

Page 146: ... o a r d T r y a l l p a n e l f u n c t i o n s o n e b y o n e a n d c h e c k f o r t h e c o r r e c t p a n e l i n d i c a t i o n s I s t h e f a u l t c o r r e c t e d R e p l a c e t h e p r i n t e r m e c h a n i s m D o e s t h e L C D o r L E D s i n d i c a t e t h e p a p e r o u t c o n d i t i o n I s t h e v o l t a g e l e v e l n o r m a l I s t h e f a u l t c o r r e c t e d...

Page 147: ... t e r f a c e c a b l e I s t h e f a u l t c o r r e c t e d R e p l a c e t h e m a i n c o n t r o l b o a r d R e p l a c e t h e P S B P S E b o a r d S e l e c t A u t o s e l e c t m o d e b y S e l e c T y p e E N D S T A R T D o e s t h e s e l f t e s t r u n n o r m a l l y I s t h e a u t o i n t e r f a c e s e l e c t i o n m o d e s e l e c t e d I s t h e f a u l t c o r r e c t e...

Page 148: ... 1 1 1 4 C 6 1 0 1 8 C 7 2 6 1 0 2 1 8 7 C 8 1 4 C 9 1 2 1 C 1 0 9 1 3 C 1 1 5 1 7 C 1 2 1 2 1 6 C 1 3 4 2 4 C 1 4 8 2 0 5 1 3 9 1 7 2 1 2 0 1 2 1 2 4 1 6 4 8 T T 1 2 4 W i r e N o C 1 2 4 C o m m o n t e r m i n a l s T T h e r m i s t o r t e r m i n a l s Figure 5 8 Printhead Connector Pin Assignment Head coil resistance can be measured between the same numbered common terminal and wire Normal ...

Page 149: ...ector or emitter then reverse the lead Neither open or close completely Table 5 7 Sensor Test Point Sensor connector No Test method With the printer power off and set the multimeter to Ω or diode check mode Meter reading CN3 Color ribbon cartridge sensor Place 1 lead on pin 13 and the other on the ground then install the color ribbon cartridge to the CR unit Meter should toggle between open and sh...

Page 150: ...hen the 35 V Diode bridge DB101 is defective Check that the voltage output from pin 3 and pin 4 on DB101 is as follows C124 PSB Approximately 170V C124 PSE Approximately 300V See Note 2 Replace the PSB PSE board DB101 or any associated defective component output is abnormal all other output voltages are affected Soft start circuit surge circuit is defective Check that DC voltages at the both ends ...

Page 151: ...l If it s on Q153 Q253 or other peripheral circuit part is defective If it s off PC102 or components behind or Q101 Q201 in the main switching circuit is defective Replace the PSB PSE board Q154 or any associated faulty part Over voltage protection circuit is defective Check the transistor Q155 Collector is at Gp level If it s on Q155 ZD153 or a peripheral part of Q155 is defective If it s off a c...

Page 152: ...witching waveform Then check operation of the Q102 Q202 Q103 Q203 and peripheral circuit parts If the waveform is abnormal PC101 PC201 ZD151 ZD181 ZD185 or any peripheral circuit part is defective Figure 5 10 PC101 PC201 Waveform Replace the PSB PSE board or any associated faulty part Output of 5 V is abnormal while output of 35 V is normal IC151 is defective Check pin 21 of IC151 for the output v...

Page 153: ... connector CN10 Replace the PSB PSE board CPU is not functioning The clock signal is not output Check that the waveform shown below is output from pins 74 and 75 of IC16 Figure 5 11 CPU Clock Signal Waveform Replace the main control board or CR1 Flash ROM is defective Reload the printer control program See Chapter 3 If the condition is not corrected Flash ROM is defective Replace the main control ...

Page 154: ... and 17 of IC7 for input signal waveform and pins 1 8 11 and 18 for output signal waveform If the motor phase signal is not input gate array IC25 is defective If the drive waveform is not output IC7 is defective Figure 5 13 CR Motor Drive Waveform Replace the main control board or IC7 Sensors are not functioning properly Sensor circuit is defective Check pin 85 of IC16 for the correct reference vo...

Page 155: ...veform Replace the main control board or associated component Printhead driver circuit is defective Check pin 3 of 3 terminal regulator IC17 for the correct output voltage 12 V If it s correct gate array IC25 is defective Replace the main control board or any associated part PG motor is not functioning properly PG motor driver circuit is defective Check pins 1 3 5 and 7 of QM1 for the input signal...

Page 156: ...6 is defective Figure 5 16 PF motor Drive Waveform Replace the main control board or IC6 Symptom The control panel is not functioning properly Buttons LEDs or LCD operation is abnormal Control panel control circuit is defective Check that the harness for the control panel is securely connected to the control circuit board Check If the harness is not damaged IF not the CPU IC10 or gate array IC25 i...

Page 157: ...Check if the timing belt is properly engaged with the CR or if any of the belt teeth is broken off Solution Reinstall or replace the timing belt CR moves left a little then stops CR does not move smoothly Check point Move the CR manually to check if it moves smoothly Solution Clean and lubricate the CR guide shaft surface or replace the CR motor See Chapter 6 CR moves to the right or left end then...

Page 158: ...oint Check if the motor or gear has any foreign matter lodged or if they are worn or damaged Solution Remove the foreign matter or replace the PF motor or the gear PF motor is defective Check point Check the PF motor coil for proper resistance approximately 5 4 Ω See Table 5 5 and Note Solution Replace the PF motor Replace the driver also if necessary Symptom Ribbon feeding is abnormal Ribbon is n...

Page 159: ...is defective Check point Check the PGHP sensor for proper condition See Table 5 7 Solution Replace the PGHP sensor Symptom False printing The printer prints with no paper loaded Paper sensor is defective Check point Check the paper sensor for proper condition See Table 5 7 Solution Replace the paper sensor Symptom Color printing is abnormal Colors mix improperly Ribbon motor is defective Check poi...

Page 160: ...Chapter 6 Maintenance 6 1 Maintenance 6 1 6 1 1 Lubrication and Adhesion 6 1 ...

Page 161: ... technical information in wide range Table 6 1 Lubricants to be Applied Type Product name Amount Part code Availability Oil O 8 40 cc 1019753 EPSON exclusive Grease G 26 40 g B702600001 EPSON exclusive Adhesion Neji lock 1000 g B730200200 EPSON exclusive Table 6 2 Adhesion Points Ref No Lubricating points Application Lubricant 1 Sliding points for the release lever and the gear 15 5 5 mm 2 points ...

Page 162: ...nts Ref No Adhering points 1 The point where the top side of the PGHP sensor assembly and left frame join 2 2 points in the CR assembly where the timing belt is inserted 3 2 points where the parallelism adjust bushing and right main frame join ...

Page 163: ...6 5 4 3 5 4 3 5 4 1 6 3 7 6 1 2 5 7 1 5 2 4 6 1 3 6 1 3 6 0 5 6 1 0 6 0 8 6 1 1 6 0 4 5 7 6 5 8 8 6 1 8 5 2 3 5 2 2 5 3 0 5 2 9 5 3 1 5 6 9 5 3 3 6 4 0 5 3 4 6 2 1 6 3 5 5 9 4 5 6 8 i T U U 5 2 5 5 2 7 5 1 8 5 1 9 5 2 6 5 2 1 6 2 6 5 3 2 6 0 9 5 8 4 6 0 9 6 2 7 6 3 8 5 7 0 6 0 9 1 0 1 1 2 3 3 7 1 1 6 4 5 3 1 L u b r i c a t i n g P o i n t A d h e r i n g P o i n t Figure 6 1 Lubricating Adhering ...

Page 164: ... 7 5 4 9 5 5 0 5 6 2 6 1 7 6 1 7 5 6 3 5 6 3 6 2 5 5 6 4 5 1 3 5 1 2 6 2 8 5 1 0 6 1 8 5 6 0 6 1 6 5 6 6 6 5 0 5 6 5 5 6 7 m n q s r q s u u 5 7 2 5 1 1 5 7 3 2 L u b r i c a t i n g P o i n t A d h e r i n g P o i n t C a r r i a g e T i m i n g B e l t 9 8 2 Figure 6 2 Lubricating Adhering Points 2 ...

Page 165: ...Appendix A 1 Connector Summary A 1 A 2 Circuit Diagrams A 7 A 3 Circuit Board Component Layout A 14 A 4 Exploded Diagram A 18 A 5 Dimensions and Weight A 22 ...

Page 166: ...m P r i n t h e a d R i b b o n M o t o r C o l o r R i b b o n C a r t r i d g e M o t o r C o l o r H P S e n s o r P W S S e n s o r R e a r P a p e r S e n s o r P a p e r J a m S e n s o r P E W R L S e n s o r H e a d C o o l i n g F a n H P S e n s o r F r o n t P a p e r S e n s o r C S F P Q S e n s o r C S F S e n s o r A d j u s t S w i t c h R e l e a s e S e n s o r P G H P S e n s o ...

Page 167: ...interface See Chapter 1 CN8 7 Connector for serial interface See Chapter 1 CN9 2 Connector for the electrical circuit board cooling fan motor CN10 4 Connector for 5 VDC line CN11 6 Connector for 35 VDC line CN12 6 Connector for 35 VDC line CN13 10 Connector for control panel CN14 2 Connector for interlock switch connected to the common series of the CR motor CN21 CN24 Printhead drive signal from C...

Page 168: ... signal 17 O HD2 Pin 2 signal 18 O HD18 Pin 18 signal 19 O HD7 Pin 7 signal 20 COM14 Pin 14 common Table A 3 Connector Pin Assignment CN2 Pin No I O Signal name Description 1 COM1 21 Pins 1 21 common 2 COM9 13 Pins 9 13 common 3 O HD5 Pin 5 signal 4 O HD13 Pin 13 signal 5 O HD9 Pin 9 signal 6 O HD17 Pin 17 signal 7 COM5 17 Pins 5 17 common 8 O HD21 Pin 21 signal 9 O HD20 Pin 20 signal 10 COM12 16 ...

Page 169: ...ignal 17 I PJAM Paper jam sensor signal 18 GND Ground 19 5V 5 VDC line 20 NC Not connected Table A 5 Connector Pin Assignment CN4 Pin No I O Signal name Description 1 O CRA CR motor phase A drive signal 2 O CR A CR motor phase A drive signal 3 O CRB CR motor phase B drive signal 4 O CR B CR motor phase B drive signal 5 CRCOM CR motor common 6 CRCOM CR motor common 7 PGCOM PG motor common 8 PGCOM P...

Page 170: ... ground 14 I PEFRONT Front paper sensor signal 15 PEFGND Front paper sensor ground 16 PEFGND Front paper sensor power 17 CRHPVCC HP sensor power 18 I CRHP CR HP sensor signal 19 CRHPGND CR HP sensor ground 20 I RELEASE Release sensor signal 21 RLSWGND Release sensor ground 22 I PGHP PG HP sensor signal 23 PGHPGND PG HP sensor ground 24 35 VDC line 35 VDC for head cooling fan 25 GP Ground 26 NC Not...

Page 171: ...DLQ 3000 Rev A A 6 ...

Page 172: ...Appendix Rev A A 7 A 2 Circuit Diagrams Figure A 2 C210 MAIN Board Circuit Diagram 1 2 ...

Page 173: ...DLQ 3000 Rev A A 8 ...

Page 174: ...Appendix Rev A A 9 Figure A 3 C210 MAIN Board Circuit Diagram 2 2 ...

Page 175: ...DLQ 3000 Rev A A 10 ...

Page 176: ...13 HD16 HD17 HD20 HD21 HD24 TEMP1 TEMP2 HD1 HD4 HD5 HD8 HD9 HD12 HD13 HD16 HD17 HD20 HD21 HD24 TEMP1 TEMP2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 COM1 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 CN23 CN26 CN28 CN27 5V_11 PEWR PEWL PEWCOM RFCOM RFA RF_A RFB RF_B CSHOME GND_11 COLOR NC GND_12 GND_21 PE PJAM GND_31 5V_31 NC 5V_11 PEWCOM CSHOME GND_11 PEWR PEWL PFCOM RF_B RF_A PF...

Page 177: ...DLQ 3000 Rev A A 12 Figure A 5 C124 PSB Board Circuit Diagram ...

Page 178: ...1 9 1 0 K R 1 1 2 0 6 8 3 W R 1 2 1 4 7 K R 1 2 0 2 4 K C 1 0 6 8 u 1 2 3 4 L 1 E L F 1 8 D 8 5 0 Z N L 1 C N 1 2 F 1 T 5 A H 2 5 0 V R 1 3 9 0 K 0 5 W R 1 2 7 1 0 0 K 1 W D 1 0 4 E R B 3 8 0 5 R 1 2 6 1 0 0 K 1 W R 1 2 4 2 2 0 2 W R 1 2 3 3 9 C 1 1 7 2 2 0 0 u 1 6 V D 2 0 3 E R A 8 2 0 0 4 R 2 3 2 1 C 1 1 8 0 0 1 u R 1 2 5 1 0 K R 1 5 7 5 1 0 R 1 6 8 1 0 k 1 2 6 5 4 P C 1 0 2 T L P 6 4 7 J D 4 L ...

Page 179: ...DLQ 3000 Rev A A 14 A 3 Circuit Board Component Layout Figure A 7 C210 MAIN Board Component Layout 1 2 ...

Page 180: ...Appendix Rev A A 15 Figure A 8 C210 MAIN Board Component Layout 2 2 ...

Page 181: ...DLQ 3000 Rev A A 16 Figure A 9 C124 PSB Board Component Layout ...

Page 182: ...Appendix Rev A A 17 Figure A 10 C124 PSE Board Component Layout ...

Page 183: ...111 110 103 450 102 129 109 104 105 112 120 118 400 116 128 618 618 124 115 114 123 129 125 335 633 131 131 107 107 106 130 100 113 500 119 127 104 104 126 130 130 128 L K k Y p EXPLODED DIAGRAM FOR DLQ 3000 1 4 Figure A 11 Exploded Diagram 1 ...

Page 184: ...0 208 206 209 204 203 207 205 122 106 D E 334 332 618 618 104 132 201 331 201 M O I N M J K H F A C E G B D P A j C B 336 333 j k p o l EXPLODED DIAGRAM FOR DLQ 3000 2 4 302 302 301 618 618 104 618 104 618 201 201 201 200 618 104 618 629 G F H O I 330 201 201 117 618 Figure A 12 Exploded Diagram 2 ...

Page 185: ...8 560 616 566 650 515 501 516 607 599 598 508 502 601 634 622 618 596 618 618 618 620 620 601 600 337 503 538 537 602 602 602 586 623 639 618 590 575 595 337 d a b Z L c 565 593 593 603 603 603 603 567 604 604 128 l o m n m n W V X q s U r r q s EXPLODED DIAGRAM FOR DLQ 3000 3 4 e f g u u 591 592 619 618 536 572 618 618 636 617 511 573 Figure A 13 Exploded Diagram 3 ...

Page 186: ... 606 509 589 618 539 544 544 542 542 545 540 546 543 543 541 637 612 571 524 613 613 605 610 608 611 604 576 588 618 523 522 530 529 531 569 533 640 534 621 635 594 568 i EXPLODED DIAGRAM FOR DLQ 3000 4 4 T U U 525 527 518 519 526 521 626 532 609 584 609 627 638 570 609 Figure A 14 Exploded Diagram 4 ...

Page 187: ... and Weight Physical dimensions W x H x D 678 mm x 285 mm x 509 mm 26 7 x 11 2 x 20 0 without CSF Weight without CSF 16 1 Kg 35 5 lb 678 mm 26 7 285 mm 11 2 509 mm 20 0 453 mm 17 8 Figure A 15 Physical Dimensions and Weight of DLQ 3000 ...

Page 188: ...9 Sesto S Giovanni MI Italy Phone 2 262331 Fax 2 2440750 EPSON AUSTRALIA PTY LIMITED 1 70 Gibbes Street Chatswood 2067 NSW Australia Phone 2 9903 9000 Fax 2 9903 9177 EPSON SINGAPORE PTE LTD No 1 Temasek Avenue 36 00 Millenia Tower Singapore 039192 Phone 065 3377911 Fax 065 3341185 EPSON HONG KONG LTD Rooms 4706 10 47 F China Resource Bldg 26 Harbour Road Wanchai Hong Kong Phone 2585 4300 Fax 2827...

Page 189: ...EPSON SEIKO EPSON CORPORATION ...

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Epson DLQ-3000 Minerva+, Service Manual, Page: 10 / 189

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