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EPL-5200 Service Manual

1. 2 20 Figure 2 41 Parallel Interface 2 21 Figure 2 42 RS 232C 2 21 Figure 2 43 C82907 ROM B Board Block Diagram 2 22 List of Tables Table2 l Gears and 5 2 3 Table 2 2 Functions of C108 MAIN Board Main Elements 2 17 Table 2 3 Functions of C82907 ROM B Board 2 22 2 11 Rev A EPL 5000 5200 Action Laser 1000 1500 Service Manual 2 1 ENGINE OPERATION Operating Principles This section describes the functions and operating principles of the EPL 5000 5200 ActionLaser 1000 1500 engine Figure 2 1 shows the locations and names of the main engine components 12 3 4 5 KS I zy 19 n arid 29 28 27 26 25 24 23 22 Paper tray Paper guide Printhead unit Imaging cartridge Upper lock release lever Roller cover Thermistor TH1 Face down exit roller 9 Upper fusing roller 10 Heater lamp Hi 11 Face up face down switching guide 12 Face up tray option 13 Face up exit roller 14 Fusing separator 15 Paper exit sensor PC3 99 SST c m e Lower fusing roller Fusing cleaning roller cooling fan Image transfer roller Main motor MI Lower paper cassette option Paper take up sensor PC
2. 2 1 Figure 2 2 Print Process 2 2 Figure 2 3 Paper Feeding from the Multi Purpose Tray 2 3 Figure 2 4 Paper Feeding from the Lower Paper Cassette 2 4 Figure 2 5 Drum Charge tee eee dong rine d ur 2 4 Figure 2 6 Laser Exposures EUREN UU REGI 2 5 Figure 2 7 2 5 Figure 2 8 Image 2 6 rigure2 9 Fusing ida IE ae mE Goes 2 6 Figure 2 10 Engine Controller Connecting Diagram 2 7 Figure 2 11 Gearand Roller Positions 2 8 Figure 2 12 Drive 2 8 2 1 Rev Figure 2 13 Development Device 2 8 Figure2 14 Fusing Drive Section 2 8 Figure 2 15 Feeding Drive 2 8 Figure 2 16 Feeding Drive Section 2 8 Figure 2 17 Main Motor Drive Circuit 2 9 Figure 2 18 Paper Take Up Sensor and Paper Exit Sensor On off Timing 2 10 Figure 2 19 Fuser Control se 2 10 Figure 2 20 Temperature for Fuser Control procedure
3. 3 9 3 2 3 3 Interlock Switch 3 10 3 2 3 4 Printhead Unit 3 11 3 2 3 5 Paper Empty Sensor 3 12 3 2 3 6 High Voltage Supply Board PWB i 3 13 3 2 3 7 Main Motor MI Removal A Lei suse 1 3 2 3 8 Fan Motor Removal cd 315 3 2 3 9 Fusing Unit 315 3 2 3 10 Fusing Unit 316 3 2 3 11 Image Transfer Roller 317 3 2 3 12 PaperTake Up Roller Removal 318 List of Figures Figure 3 Removing the Interface Cover 3 4 Figure 3 2 Removing the 5 3 4 Figure 3 3 Pulling the 3 4 Figure 3 4 Removing the Video Controller Board 3 4 Figure 3 5 Removing the3Screws 3 5 Figure 3 6 Removing the PCLS RITech Upgrade Board 3 5 Figure 3 7 Removing the Control 3 5 Figure 3 8 Removing the Housing 3 6 Figure 3 9 Removing the Rear 3 7 Figure 3 10 Removing the Engine Controller Board PWB A 3
4. 2 11 Figure 2 21 Scanner Motor Control 2 11 Figure 2 22 Scanner Motor Driving Start 2 11 Figure 2 23 Laser Diode Drive 2 12 Figure 2 24 DATA Generation 2 12 Figure 2 25 Laser Emission Power AdjustmentTiming 2 12 Figure2 26 Laser Diode Error Detection 2 13 Figure 2 27 High Voltage Supply Block Diagram 2 13 Figure 2 28 Print PrOCESS 55442 a8 wees gad Sh Pk 2 14 Figure2 29 PowerOn Sequence 2 14 Figure 2 30 Print Sequence 2 14 Figure 2 31 Print Sequence 2 15 Figure2 32 Fan MotorSpeed Control 0 2 15 Figure 2 33 Fan Motor Malfunction Search 2 15 Figure 2 34 Power Supply Circuit Block Diagram 2 15 Figure 2 35 Video Controfler 2 16 Figure 2 36 C108MAIN Board Block Diagram 2 16 Figure 2 37 Data Flow Diagram i 1 2 3 92m m wr S nd 2 18 Figure 2 38 Reset IRAE 2 19 Figure 2 39 BusControl Circuit s dbo ko he bh e 2 19 Figure2 40 DRAM
5. 1 28 Figure 1 13 Emulation Switch by 1 31 Figurel 14 intelligent Emulation Switch 1 31 Figure 1 15 Effect of 1 32 Figure l 16 RITech 1 32 Figure l 17 Component Layout 1 34 Figure l 18 C108 MAIN Board 1 35 Figure 1 19 C82907 ROM B Board 52555529 eee oie 1 36 Figure l 20 Control 1 37 Figure l 21 PWB A Board oA Site RV e 1 38 Figure 1 227 I WB E Boat euet uuo ductis aR Meee da 1 38 Figure 1 23 PWB F 22 sl hora E Saa 1 39 Figure 1 24 PRINTHEAD UNIT 1 39 Figure 1 25 FUSING 1 40 Figure R26 Drive ME sacs Be hc ska qe tee ta Pen ebur eb 1 40 Figure 1 27 IMAGING CARTRIDGE 1 40 Figure l 28 Lower Paper Cassette 1 41 Figure l 29 Face Up Output 1 41 List of Tables Table 1 1 Differences in 1 2 Table 1 2 Options for EPL 5000 5200 and Action Laser 1000 1500 1 3 Table 1 3 PaperFeed
6. 1 Normal 2 B tight Washer assembled 1 Plain washer 1 2 Qutside toothed lock washer 3 Spring washer TY Rev A EPL 5000 5200 Action Laser 1000 1500 Service Manual Disassembly and Assembly 3 1 4 Service Checks after Repair Check the repaired unit using the following list on completion of servicing Table 3 4 Checks after Repair Control panel Do all LEDs LCD and buttons function normally Heater lamp Does heater lamp turn normally Testprint status sheet font sample 1 the test print performed normally Operation feature print HP font cartridge Does fonts for cartridge or IC card print on font and font IC card slot sample Printing Data print Does data print in all modes Is the gap between the top edge of the paper and the horizontal line in the feature print exactly 32 4 Adjustment Print position mm EPL 5000 or ActionLaser 1000 or 33 5 mm EPL 5200 or ActionLaser 1500 ROM version 15 it the latest version Is toner and dust removed from the paper path Is the tens on the printhead unit cleaned Cleaning Is the paper take up roller cleaned Is the roller in the fusing unit cleaned Is the outer surface of the printer clean Is the imaging cartridge removed from the printer Packing Is the unit packed securely Are accessories packed also Rev A 3 3 Disassembly and Assembly EPL 5000 5200 Action Las
7. CIS 8 x 5899 9525285 9252252 m SHORT OPEN OPEN TP1 TPO 2 35 J 3 2 J6 3 3 27 2 3 18 2 3 1 2 0 1 1 SHORT SHORT SHORT OPEN OPEN SHORT SHORT 1 3 RIT 100 VINLOG 101 VOUTLOG RITO 5 ONMIN DON ONM A 16 HLOGIC 2 22 13 5 7 ON ma z 19 ajoro o E OPTIF Figure 4 C82907 ROM B Board Circuit Diagram SHORT OPEN OPEN SHORT SKEWO SKEW 13 Rev SHORT 410 Appendix EPL 5000 5200 Action Laser 1000 1500 Service Manual 4 i S I mo 59 ex 0 v p an _ 3 Er 2 5 mo e 9 lt Ei a 1 etri J e o IC30 74HCO4 ES EE 74HCO4 6 74HCO4 28129 26 27 33 34 36 37 l 5 R 300K 17 5 TT ES 74175 1 4 7415258 5 LED3 ONLINE E 8104300 2 45 7 9 2 R19 117 uv VU a
8. 2 ol o N oh Ce i x gt OR e aj aj oj m of oj 3 eq aj el ef e gt gt e000 win 2222 o D mi vovo 2 Figure 5 Control Panel Circuit Diagram A 14 ev EPL 5000 5200 Action Laser 100W1500 Service Manual uM 52 9 utx 17d INY bid 6 285 1183 110 4010W TEND WMd EEd 1N1 29d St2Q anyo 821 652 AS Q34ud 3 5812 AQud2 7611 N3 df 219 5 TENS 193130 13 5 5 9 6 85 Aidma d 2 TEND qoza cua E wj IONS E Sid P583 MET 181 094 NIS 55 1 15 Ew mus 01u td aas 2 2 0193 4 di Sd 3 58 one 472 on r foru5 01 Sd 9401 395005903 X co oc ep 154 PA quas 154 NY2S S 10 E 9 N5 Sd 9 9 N2 159 2 245 0333 9 1985 4 0 13538 3a0N v i 83 us WM 15220 7295 70 019538 655 Une NAS ZNV Z9d G TENS cas Ez 0 AS AS 17022 AS220 dines 18 77d INV 330001 id 57 1 M ete 7WISTLEW
9. ars ee we 2 6 21 9 Paper eee Rr d Gee Beds 2 6 2212 Engine Control 2 02 4 esate Sawa veka EL 2 7 2 1 2 1 Main Motor Functionsand Control 2 8 2 1 2 2 Paper Take Up Sensorand PaperExit Sensor 2 10 212 3 COMMON esu teks Ard ros dete Sk hat Mte 2 10 2 1 2 4 Scanner Mirror Motor 2 11 2 1 2 5 LaserDiode 2 12 2 1 2 6 Bias Voltage and LaserDriveTiming 2 13 21 27 Far Motor Control do eed was ees oa aes 2 15 2 1 2 8 Power SupplyCircuit Function and Safety Protection 2 15 2 2 VIDEO CONTROLLER OPERATION 2 16 2 2 1 C108 MAIN Board 2 16 2 Heset X o I IE etse 2 19 2 2 1 2 Bus 2 19 2 2 1 3 Intemupt Control 2 20 2 2 1 4 DRAM 2 20 2 2 1 5 Parallel Interface 2 21 2 2 1 6 RS 232 Circuit tor ee 2 21 2 2 1 7 Optional Interface 2 21 2 2 1 8 Video Interface 2 22 2 2 2 C82907 ROM B Board 2 22 List of Figures Figure 2 1 Main
10. UR uc Geb 1 19 1 4 2 SelecType 5 1 21 1 4 3 Displayor Messages EE 1 24 14 3 1 Status Messages ux reb ne eee oe ROW E RA 1 24 134 32 Error Messages Eg pini 1 25 T2413 3 Power On Display tco mede Eo eer teo ot cet 1 26 TAA Primer Sharing 2 a rer ER K act 1 27 1 4 4 1 individual Mode 1 27 1 4 4 2 Auto Sense Mode 1 28 1 4 4 3 Data Receive 1 28 1 45 Controller RAN SISTUS 2 08 Poaceae ho dedos ed e NEUE Te irai 1 29 124 6 Optional Memory cs aan aed eto beet abeatis 1 30 1 4 7 Emulation Mode Switch 1 31 1 4 7 1 Emulation Switch by SPL vss Iw REVENU e 1 31 1 4 7 2 Intelligent Emulation 1 31 1 4 8 Resolution Improvement Technology 1 32 14 O EEPROM RBSSGE a Senet dor EE OR ROO DR ph Se deh RA a 1 33 1 5 MAIN COMPONENTS 1 34 Lol GC TOS MAIN Board Cone pur 1 35 1 5 2 C82907 ROM B Board PCL5 RlTech Upgrade Board 1 36 1 9 3 Control Panel uis eee ag Sas Beto eee eee 1 37 154 BOSE eode oe tut ura to iau 1 38 1 5 5 PWB E Board e
11. 1 1 L E 4 z MCHSL4B00AJ MCHSLABOOAJ 70 36 1 E ad p e CNI C ee 553 RM14 __ i s N 27C4096 i 1 1 RM28 1018 M551953BFP 4 c5 NE CN4 23 16000 10 9 ron 1 ASSY 2017750 00 DEMEI RMIG gt LS LE 1 2 1 gt 5 a 1 50 17 L 2 48 5 F gl 8 u ot 2 Figure 3 C154 MAIN B Component Layout Rear c lo Rev E
12. 3 Amis amp 2017 2 _ SOste 8 E Get ae 219 T Koo 121 ed 852 at 520200 Ldt 91N4000239924 231 2 8 NIVW80I2 zs tt lt TETTE HP HINWEO B L ai Figure B 4 Cl08 MAIN B Board Component Layout Front B 9 Rev C Appendix B EPL 5000 5200 ActionLaser 1000 1500 Service Manual 8 J x o g ith n Ji 724 6t2u 2231782 2231 8619 8619 906 8 rew Jti R g R R242 RSS e z 2 gt 5 c28 am RS OG Cc 2 8 m 5 9 N 0 2 C pee Caz 4 EZ s e a 1 4 to 8 b 1 Ej 5 a c oF Too 185 ty T 9 Figure B 5 108 MAIN B Board Component Layout Back B 10 ev Appendix Table of Contents C2FEATURES C3SPECIFICATIONS CR CA INTERFACE SPECIFICATIONS 5 OPERATING INSTRUCTIONS 1 1 1 C3 CSA Gonttol Patel ve asciende RO efe o eod e ERE 5 2 Optional Memoly one ps es een E Ia C 5 5 3 EEPROM C 5 List of Figures Figure C 1 C154 MAIN B Board Circuit Diagram C 7 Figure C 2 C154 MAIN B Component Layout Front C 9
13. 5 10 Table 5 25 The LCD Displays SERVICE REQ 130 5 10 Table 5 26 The LCD Displays SERVICE REQ 140 5 10 Table 5 27 The LCD Displays SERVICE REQ 1114 5 10 Table 5 28 The LCD Displays Another SERVICE REQ Error 5 10 Table 5 29 Print Quality 5 11 Rev os 5000 5200 Action Laser 1000 1500 Service Manual Troubleshooting 5 1 OVERVIEW Troubleshooting most other page printers is difficult to perform since there maybe wide variety of problems Unlike with most impact or other types of non impact printers with a page printer even a trivial failure may result in a serious print quality problem Therefore the EPL 5000 5200 and ActionLaser 1000 1500 have a sophisticated built in self diagnostic function that reduces troubleshooting time by identifying failed parts or components 5 2 SELF DIAGNOSTIC FUNCTION This section describes the self diagnostic function in which the controller automatically checks the operating conditions of each component If any abnormality is detected the printer displays an error message on the LCD panel Table 1 5 lists the messages that tell you if service maintenance is required Table 5 1 Messages Requiring Service Maintenance Meu Error Condition Error Type 20003 Fusing Unit Error E0004 Main Motor Error E0005 Fan Motor Error E0006 Scanner Mirror Moto
14. 1 5 Table tA Paper Io Vac RF EX Ea PEE Ger erac 1 5 Table 1 5 Usability of Special Papers 1 6 Table l 6 Electrical Specificalloris 41 oes REST Eu e 1 7 Table 1 7 Differences between EPSON GL 2 and 602 in the HP LaserJet SU Emulation 3255 eoe hia wes eee et oe VEM 1 9 Table 1 8 Built in Fonts EPL 5000 Action Laser 1000 1 10 Table 1 9 Built in Fonts EPL 5200 Action aser 1500 and EPL 5000 Action Laser 1000 with PCL5 Board 0 0 e 1 10 Table 1 10 Built in Fonts EPL 5000 with GQ 1 11 Table 1 11 Built in Fonts EPL 5200 with GQ Chip Option and EPL 5000 with PCL5 Board GQ 4 24 4 1 12 Table 1 12 Signal 1 14 Table l 13 Centronics Parallel Interface Pin Assignment 1 15 Table l 14 Serial interface Connector Pin Assignments 1 16 Table 1 15 Status Messages 1 24 Table 1 16 Error 1 25 Table 1 17 Displayat Power 1 26 Table 1 18 RAM Chip Combinations 1 30 Table 1 19 Differences in Components for the C108 MAIN Board 1 36 Rev A iii EPL 5000 5200
15. Action Laser 1000 1500 Service Manual Genera Description 1 1 FEATURES The EPL 5000 5200 and the ActionLaser 1000 1500 non impact page printers that combine semi conductor laser with electro photographic technology These printers are small and light and feature high speed high resolution printing Also maintenance is very easy as a result of various built in diagnostic functions The main features are Q a 200 COOC C oo No ozone Printing speed 6 PPM Resolution 3W DPI Light weight about 10 kg 22 Ib Small footprint Face down tray standard face up tray optional High performance controller the controller s CPU is a 16 67 MHz Motorola 68000 Easy maintenance EPL 5000 ActionLaser 1000 has HP LaserJet 11P emulation mode EPL 5200 ActionLaser 1500 has HP LaserJet UI IIIP HISi emulation mode EPL 5000 ActionLaser 1000 can be upgraded from HhHrLaserJet dm de to LaserJet emulation mode with the optional Epson PCL5 RITech Upgrade Board Optional PostScript IC card Optional Epson GL identity IC card High speed serial communication rate of 38400 bps except for the ActionLaser 1000 A multi user multi emulation mode Various types of fonts available in font cards and cartridges IES Intelligent Emulation Switch allows switching of the printer mode between PostScript mode and another mode SPL Shared Printer Language enables switching of the p
16. Address bus bit 15 Address bus bit 16 Address bus bit 21 Address bus bit 22 Address bus bit 19 Address bus bit 20 IC card data bus drive enable IC card enable Address bus bit 23 Write enable Upper data strobe Lower data strobe Address strobe 4 Rev EPL 5000 5200 Action Laser 1000 1500 Service Manual Appendix Table A 2 CN3 Pin Assignment Continued Description Signal Name RW Read write signal 53 FC1 0 Mode cycle type signal 1 54 FC2 0 Mode cycle type signal 2 55 DTACK Data acknowledge signal 56 FCO type signal 57 CG1 0 Font ROM 1 select 58 PROGENB Program ROM select 59 RD Read enable 60 HLT 0 HALT signal 61 MCLK 0 Clock from CPU 62 SCLK 0 Not used 63 100 Board identification 64 ID1 Board identification 1 65 CG4 Font ROM 2 select 66 CG3 0 Font ROM 3 select 67 RESET 0 Reset signal 68 OPT1 0 Option select 69 70 45V 5 VDC 71 OPTINIT Initialize signal from the option 72 CG2 0 Font ROM 2 enable 73 NMI NMI signal 74 PRG3 Code ROM enable 75 76 GND Ground 77 CG5 Font ROM 5 enable 78 BERR 0 cycle error 79 RST Reset signal from the option 80 CG6 Font ROM 6 enable 81 82 5V 5 VDC 83 84 GND around Table A 3 CN4 Pin Assignment LI lt Signal Description GND Ground 5 V 5 VDC SVCLK Video signal clock ICINH Option ROM disable VDOUT
17. Approx 100 000 pages At Unit service interval lt above is only a reference value You do not need to perform service maintenance exactly at this time 6 1 2 2 Cleaning Some parts of this printer require regular cleaning Clean each part using the specified method and tools Refer to Chapter 3 for of disassembly Table 6 3 Cleaning Parts and Procedures Parts Name Cleaning Procedure 1 Image Transfer Roller Printhead Lens Wipe the surface with a dry cloth Paper Take Up Roller Upper Fusing Roller in Fusing Unit TN Dip a soft cloth in silicon oil and wipe the dust off Lower Fusing Roller in Fusing Unit Thermistor in Fusing Unit Dip a soft cloth in denatured alcohol and wipe the and Rollers in dust Rev 6 4 Appendix Table of Contents A 1 CONNECTOR PIN ASSIGNMENTS A 1 A 1 1 Video Controller Board C108 MAIN A 4 A 1 2 Engine Controller Board PWB A A 9 A 1 3 Power Supply Board PWB E A 10 A 1 4 High Voltage Supply Board PWB F A 11 A 2 CIRCUIT DIAGRAM A 12 A 3 CIRCUIT BOARD COMPONENT LAYOUT A 17 A 4 EXPLODED DIAGRAM A 20 List of Figures Figure A 1 Cable Connections for the Video Controller Section 1 Figure A 2 Cable Connections for the Engine A 2 Figure C108
18. Defective printhead unit Poor image transfer Poor image transfer Poor development Parts Name Fusing roller Thermistor Image transfer roller Image transfer roller PWB F board Imaging cartridge Check ttem Check the surface of image transfer roller Check the surface of the image transfer roller Remedy Clean the fusing roller Replace the thermistor Replace the printhead unit Replace the image transfer roller Replace the image transfer roller Replace the PWB F board Shake the imaging cartridge Replace the imaging cartridge Toner smudges on back side of pages Print offset ABCDE ABCDE ABCDE i ABCDE Poor development Smears on paper path Improper fusing Dirty drum PWB F board Image transfer roller Fusing roller Other paper paths Fusing roller Imaging Cartridge Check to see if paper is moist Check the surface of image transfer roller Check the paper path Check if there is any dust or damage on the fusing roller surface Replace the PWB F board Replace the paper Clean the image transfer roller Clean the fusing roller Clean the paper path Clean or replace fusing roller Replace the imaging cartridge Rev Troubleshooting EPL 5000 5200 Action Laser 100WI5OO Service Manual Table 5 29 Print Quality Anomaly Contin
19. GND RESETX GND NC GND HSYNCX EPRDYX PRDYX TODX ETBSYX STSX CMDX CTBSYX PRINITX SRCLKX CPRDYX GND VIDEOX GND NC GND 5 V GND 45v GND 435v GND 5 GND 5 GND 5 EPL 5000 5200 Action Laser 1000 1500 Service Manual Table A 7 CN8 Pin Assignment lo Description Switch interrupt Ground Write strobe to LCD Clock to LCD Read strobe to switch Write enable to LED Data bus bit O Address bus bit 1 Data bus bit 2 Data bus bit 1 5 VDC Data bus bit 3 Ground Not connected Ground Reset signal Ground Not connected Ground HSYNC for video I F Engine controller ready Print ready Video request Engine controller busy Status transfer Command transfer Video controller busy Print signal Serial transfer clock Video controller ready Ground Video signal Ground Ground Ground 5 VDC Ground 5 VDC Ground 5 VDC Ground 5 VDC Ground 5 VDC Ground 5 VDC A Rev A EPL 5000 5200 Action Lacer 1000 1500 Service Manual Appendix A 1 2 Engine Controller Board PWB A Board Table A 8 CN5 Pin Assignment Pin No 1 M2 CLK 2 M2 LOCK 3 M2 ON 4 GND2 5 24 VDC 6 5 VDC 7 LDATA 8 GND1 9 LDVR1 10 LDVR2 11 LDLVL 12 SSCAN 13 GND1 Signal Name 1 0 0 Description M2 drive clock M2 look signal M2 drive Ground 24 VDC 5 VDC Laser data Ground Laser power adjust 1
20. Laser power adjust 2 Laser power signal Horizontal synchronous signal Ground Table A 9 CN6 Pin Assignment Signal Name Description 5 VDC GND1 PC1 5 VDC GND1 24 SL1 ON 1 2 3 4 5 6 7 8 ON OO Rev A 5 VDC Ground Paper empty 5 VDC Ground Paper exit 24 VDC Paper take up solenoid drive Ground Paper take up 5 VDC 24 VDC Ground Drum charge on Image transfer on Developing bias control M3 control A 9 Appendix EPL 5000 5200 Action Laser 100W1500 Service Manual Table A 1 1 CN8 Pin Assignment Description MI phase B control MI phase A control MI phase B clock MI phase A clock Ground 5 VDC Ground 24 VDC Heater lamp on Table A 12 CN9 Pin Assignment Vo Description 5 VDC 24 VDC Ground Not connected Lower cassette solenoid on Lower cassette detected Lower cassette paper empt Signal Name Description Thermistor 5 VDC A 1 3 Power Supply Board PWB E Board Table A 14 CN2 Pin Assignment Pin No Signal Name V O Description 1 B 2 24 VDC 24 VDC 3 B 4 5 24 VDC 24 VDC 6 A phase A Table A 15 CN4 Pin Assignment Pin No Signal Name yo Description Heater power Not connected Heater power 10 Rev EPL 5000 5200 Action Laser 1000 1500 Service Manual Append
21. Remove 2 CC screws x 8 on the paper take up assembly Slide the paper take up assembly to the right lift the left side up and remove the paper take up assembly CC M3x8 CC M3 x 8 389 Figure 3 23 Removing the Paper Take Up Assembly Rev A EPL 5000 5200 Action Laser 1000 1500 Service Manual Disassembly and Assembly 16 Remove the roller cover 17 Remove 1 E ring on the paper take up clutch and remove the paper take up clutch 18 Remove 2 E rings and left bushings on the paper take up roller shaft 19 Remove the paper take up roller Paper Take Up Clutch ps Paper Take Up Roller Figure 3 24 Removing the Paper Take Up Roller Rev A 3 19 Chapter 4 Adjustment Table of Contents 4 1 ADJUSTMENT 4 1 4 1 1 Print Position Adjustment 225 de une m vetera al List of Figures Figure 4 1 Print Position Adjustment 1 Figure 4 2 Opening the Upper Unit Upper Cover and Removing Screw Sedis 4 1 Figure 4 3 Holding the Control Panel and Adjusting 4 2 Figure 4 4 Closing the Upper Cover and the Upper Unit 4 2 Rev A 44 5000 5200 Action Laser 100W1500 Service Manual Adjustment 4 1 ADJUSTMENT This section describes the adjustment procedure for the EPL 5000 5200 and ActionLaser 1000 1500 This adjustment must be performed after every servicing operation especially when any component or part is replaced
22. T 5 55 M31SINB3HL sw C5 EESAN o o OEREN 40 2 33AV Ei 821 R1 N35 1 Ti N3 a0 AT AS 9 0 Sza 5 91 40 83 T15 INI L LIE N23 195 6 1 40 8 6 40 E Mt TIGR STERS a0 gu LL 2 542 201 SITE N 3 E i 40 BIENS t ao s CENIO CIERNY 2 40 000 2234 ETERS ZiT TN 1 40 TENSI TT JING 40 6 TE 82 01 a0 0 115 56 40 ircuit Diagram Figure A 6 PWB A Board C 15 ev EPL 5000 5200 Action Laser 1001 5 Service Manual Appendix 5 4 9 31 u2i1I S 3207 5 25 5 4 1 9 41010WN 120304 TW 2 2514 t 25 4 30 9 Aid puz 491 0y4 4 215 01 usnig 62043 C24 H2 Wid PUZ uu NOILdO NIdS CAS Z AIC 42018 tH 4201 25 NODAIOd 3010 VPL UaNV2S 094104 gt P 43201 nva 4 5 aS v ns prr 1 8j NV A bL ATT gt N 4N 23 N IS ld 1 1 AINO 1072 022 4901
23. The VIDEO signal is an image signal sent from the video controller board C108 MAIN board The FORCED LASER DIODE ON signal is a laser emission signal to apply the laser beam to the SOS sensor Forced Laser Diode ON VIDEO from the Video Controller Board C108 MAIN Board Figure 2 24 L DATA Generation Circuit The laser diode is forcibly activated within between 0 2 seconds and 0 1 seconds after the scanner mirror motor M2 turns ON At this time laser emission power is adjusted LDVR1 LDVR2 are the laser emission power adjust signals they are analog signals LDVR1is a tuning LDVR2 is a fine tuning V7 Scanner Motor On sec qd LDATA CN5A 7 LDVRI CN5A 9 LDVR2 5 CN5A 10 i LDLVL 11 Figure 2 25 Laser Emission Power Adjustment Timing EPL 5000 5200 Action Laser 100W1500 Service Manual Operating Principles If the SSCAN signal is not detected the printer indicates a laser diode malfunction If the scanner mirror motor M2 does not rotate the printer also indicates a laser diode malfunction Scanner Motor On sec RD p a ILLU NN Figure 2 26 Laser Diode Error Detection 2 1 2 6 Bias Voltages and Laser Drive Timing Figure 2 27 is a diagram of the drum charge bias voltage image transfer bias voltage doctor blade bias voltage and the developing bias voltage control circuit These bias voltages are generated from the 2
24. is OPT STD WTO SOVER OPEN XXX XX Status EEPROM capacity is insufficient to accommodate SAVE MACRO The card was removed while the FEED light was M 1 The IC card in slot X is not accessible 1 An card was inserted in on line mode or while the FEED light was M 01 The total capacity of the card in slot A exceeds 4MB Full print mode is recommended 6 1 Text data has filled thebuffer and the page is ejected 1 2 A memory shortage caused by 1 Printer mode change 2 RX BUFFER SIZE increase 3 CH INDIVIDUAL setting change X indicates the channel where the memory shortage was detected PostScript mode is set to Iwo channels Register type data filled the memory and the registration failed 01 printer s paper size was different from the selected paper size 1 2 The paper in the selected tray is different from the paper size chosen by software command The LCD displays paper size and tray 6 1 62 No paper is left in either the standard cassette or the optional cassette No paper is available in the specified cassette Indicates the paper size and the cassette to be loaded Cover is open General Description Measures Delete unnecessary MACRO and ther repeat SAVE 3 Reinsert the card and press the CONTINUE button Remove the IC card and press the CONTINUE button Remove IC card and press the CONTINUE button 3 Remove the IC card an
25. 11P Mode 26 symbol sets 1S02 4 6 10 11 14 15 16 17 21 25 57 60 61 69 84 85 ISOTOO ECMA 4 1 Roman Extension HP German HP Spanish HP Legal HP Roman 8 IBM US IBM DN PcMultilingual HP LaserJet III IIIP IIISi Mode 41 symbol sets 1902 4 6 10 11 14 15 16 17 21 25 57 60 61 69 84 85 ISO100 ECMA94 1 Roman Extension Venture Math HP German Venture International HP Spanish Venture US HP legal PS Math HP Roman 8 PS Text IBM US Math 8 IBM DN Pi Font PcMultilingual Microsoft Publishing Venture ITC Zapf Dingbatts Windows PS ITC Zapf Dingbatts DeskTop ITC Zapf Dingbatts 100 ITC Zapf Dingbatts 200 ITC Zapf Dingbatts 300 ESC P Mode 13 International Characters USA SPAIN1 FRANCE JAPAN GERMANY NORWAY UK DENMARK2 DENMARK1 SPAIN2 SWEDENT L AMERICA ITALY In addition to the above Code Page 860 863 850 865 and 437 can also be selected by SelecType GO Mode 35symbol sets Option USA SPAIN1 4 JAPAN GERMANY UK DENMARK2 DENMARK SPAIN2 3 SWEDEN L AMERICA ITALY Two types one with extended graphics and one without Code page 865 PcNordic Code page 860 PcPortuguese Code page 850 PcMultilingual ECMA94 1 Code Page 437 PcUSA Symbolic Code Page 863 PcCanFrench Code Page 853 Code Page 857 Rev 1 13 General Description EPL 5000 5200 Action Laser 1000 1500 Service Manual 1 3 INTERFACE SPECIFICATIONS The EPL 5000 5200 and ActionLaser 15
26. 38 Rev A EPL 5000 5200 Action Laser 1000 1500 Service Manual General Description 1 5 6 PWB F Board The PWB F is the high voltage supply circuit board It converts the development bias OPC drum charge bias and image transfer bias CAUTION Do not touch and VR2F on PWB F board These volumes are for factory setting only VRIF VR2F L J Figure 1 23 PWB F Board 1 5 7 PRINTHEAD UNIT The printhead unit consists of the laser diode semi conductor laser the scanner motor which drives the polygon mirror for laser scanning and several mirrors and lenses The laser beam generated by the laser diode is conducted to the OPC drum surface by way of the polygon mirror as well as several mirrors and lenses to create a latent electro photographic image on the drum Figure 1 24 PRINTHEAD UNIT Rev A 1 39 General Description EPL 5000 5200 Ac tion Laser 100W1500 Service Manual 1 5 8 FUSING UNIT The fusing unit fixes the toner to the paper using heat and pressure This unit has a heater lamp thermistor and thermal fuse There are two types of fusing units the 120 V type and the 220 240 V type The difference between them is only the heater lamp Figure 1 25 FUSING UNIT 1 5 9 Drive Unit The drive unit consists of the main motor and a series of gears and clutches It drives the paper transport rollers OI C drum sleeve roller fusing roller and some other mechanisms Figure 1 26 Drive Unit 1 5 10 I
27. 4 1 1 Print Position Adjustment You can adjust the vertical print position on a sheet of paper by turning the image synchronizing volume control on the engine controller board PWB A After the engine driver board PWB A is replaced be sure to adjust the print position following the procedure below 1 Set LANGUAGE to ENGLISH in SelecType Level 2 2 Run a FEATURE PRINT in SelecType Level 2 Perform the following procedure if the registration gap between the leading edge of paper and the printing of a horizontal line is not the following value FEATURE PRINT page for EPL 5000 and ActionLaser 1000 34 7 2 5 mm 1 37 0 10 inch FEATURE PRINT page for EPL 5200 and ActionLaser 1500 35 8 2 5 mm 1 41 0 10 inch Note The FEATURE PRINT page contains the model name on the upper left side Check the model name on the FEATURE PRINT page before adjusting The position of the horizontal line is different for the EPL 5000 ActionLaser 1000 than for the EPL 5200 ActionLaser 1500 24 7 2 5 mm 1 374 0 10inch a 35 8 25 mm 1 41 4 0 10inch Leading Edge FEATURE PRINT SHEET Figure 4 1 Print Position Adjustment 3 Tumtheprinter power off 4 Open UPPer unit open the upper cover and remove the one screw securing the control panel Figure 4 2 Opening the Upper Unit Upper Cover and Removing 1 Screw Rev 4 1 Adjustment EPL 5000 5200 Action Laser 1000 1500 Service Manual 5 While holding the contro
28. 6 and remove the power supply unit CP O M3 X 6 t CP O M3 x 6 PWB A Board Figure 3 11 Removing the Power Supply Unit Rev A Disassembly and Assembly EPL 5000 5200 Action Laser 1000 1500 Service Manual 3 2 3 3 Interlock Switch Removal 1 Open the top cover Remove the imaging cartridge Cover the imaging cartridge to protect it from the light or place it in a dark area 2 Remove the control panel Refer to Section 3 2 1 3 3 Remove the paper cover 4 Remove the right cover Refer to Section 3 2 2 1 5 Remove the power supply unit Refer to Section 3 2 3 2 6 Remove 2 CC screws M3x 16 for the interlock switch and remove the interlock switch CC M3 x 16 Figure 3 12 Removing the Interlock Switch 3 10 Rev EPL 5000 5200 Action Laser 1000 1500 Service Manual Disassembly and Assembly 3 2 3 4 Printhead Unit Removal CAUTION W Do not touch the printhead unit except at the time of replacement Do not open the unit under any conditions E Do not remove the circuit board from the printhead unit under any condition WB Do not loosen the 2 screws that secured with a black paint shown in position A in the figure B Do not loosen the 2 screws shown in position B in the figure 1 Open the top cover Remove the imaging cartridge Cover the imaging cartridge to protect it from the light or place it in a dark area 2 Remove the control panel Refer to Section 3 2 1 3 3 Rem
29. 8 Figure 3 n Removing the Power Supply Unit 3 9 Figure 3 12 Removing the interlock Switch vr 3 10 Figure 3 13 Removing the Printhead 3 11 Figure 3 14 Removing the Paper Empty 3 12 Figure 3 15 Removing the High Voltage Supply Board 3 13 Figure 3 16 Removing the Main 3 14 Rev A 3 i Figure 3 17 Removing the Fan 3 15 Figure 3 18 Removing the Fusing 3 15 Figure 3 19 Disassembling the Fusing Unit l 2 3 16 Figure 3 20 Disassembling the Fusing 2 3 16 Figure 3 21 Removing the Image Transfer 3 17 Figure 3 22 Removing the Image Transfer 3 17 Figure 3 23 Removing the Paper Take Up 3 18 Figure 3 24 Removing the Paper Take Up 3 19 List of Tables 009 ebur E ui artc CE iL 3 1 Table 3 2 Abbreviations Used for Screws 3 2 Table 3 3 Screw Types and Abbreviations 3 2 Table 3 4 Checks after 3 3 Rev EPL 5000 5200 Action Laser 100W500 Service Manual Disassembly and Ass
30. Connections for the Video Controller Section Rev A EPL 5000 5200 Action Laser 1000 1500 Service Manual Appendix aatyoo 20 8 12104405 NIVW 9012 8 2 vtND M a 21195502 29404 HI 23 ary NBpee m t 1010 P ed rg NK t 4 6 Lfd 32N2 Fao m Hear asn Due N UH N x 39ND ED eve s S E 92 Na 39 8 Cav panes 18008 1071002 amod A 15 2 l 3 5 T1j s2a 205025 t2d 6 124 520 aded 109 1 0 9 0 9 27901 sadog B ILE 1 103 znd V9N2 4015101434 gt HL JOJOW 4 205425 340 ado t T n 191 4 d 20N5 224 2620 n Tr fiara waar ee og 1 50 68 4 vo NO 2H 4 6 1 JO OW UD4 19211021409 29110 ug 2603104 ubiH Figure 2 Cable Connections for the Engine Section ev A 2 EPL 5000 5200 Action Laser 1000 1500 Service Manual App
31. MAIN Control Board Circuit A 12 Figure A 4 C82907 ROM B Board Circuit Diagram A 13 Figure A 5 Control Panel Circuit Diagram A 14 Figure 6 PWB A Board Circuit A 15 Figure A 7 Basic Circuit A 16 Figure A 8 C108 MAIN Board Component Layout Front 17 Figure A 9 C108 MAIN Board Component Layout Back Side A 18 Figure 10 C82907 ROM B Board Component Layout Front Side A 19 Figure 1 1 C82907 ROM B Board Component Layout Back Side A 19 Figure A 12 Exploded Diagram 1 A 20 Figure A 13 Exploded Diagram 2 A 21 Figure A 14 Exploded Diagram 3 A 22 Figure A 15 Exploded Diagram 4 A 23 Figure A 16 Exploded Diagram 5 A 24 Figure 17 Exploded Diagram 6 25 A i List of Tables Table A 1 Board Connector dn is A 3 Table A 2 CN3 Pin A 4 Table Pin Assignment A 5 Table A 4 CNS Pin 6 Table 5 CN6PinAssign
32. None 0 238 238 238 E05A84BB IC3 E05A84BC E05A84BC E05A84BC 1 5 2 C82907 ROM B Board PCL5 RITech Upgrade Board The C82907 ROM B board has the PCL5 ROM and RITech IC The printer changes from PCL4 to a PCL5 printer with the RITech enhancement once this board is attached to connectors CN3 and CN4 on the C108 MAIN board In the EPL 5200 ActionLaser 1500 this board is standard In the EPL 5000 ActionLaser 1000 this board is optional Memory chips 8M bit MASK ROM IC3 or 8M bit EPROM or two 4M bit EPROM IC6 7 64K SRAM IC2 Custom IC E05A74 IC1 E05A74 ICI _ IC3 or 64K SRAM Figure 1 19 C82907 ROM B Board 1 36 Rev 5000 5200 Action Laser 1000 1500 Service Manual General Description 1 5 3 Control Panel The control panel includes a 20 column x 1 row LCD panel which provides many functions for the printer e g displaying error messages or printer operation status There are four types of control panels Selec Type LEVEL 1 LEVEL 2 INPUT TRA FEATURE PRINT PAGE SIZE EMULATION COMES INTERFACE ORIENTATION RECEIVE BUFFER FONT USER MOOE STATUS SHEET CH TIMEOUT FONT SAMPLE AUTOGCONTINUE SUB ODNEIGORATAONO LANGUAGE FULL FANN f DENSITY OFFSET TONER REMAINING MACRO VERSION PAGE COUNTER STANDBY SelecType ON LINE LEVEL 1 LEVEL 2 EXT NI
33. Page B i B 1 through B 10 Page 1 33 Added information for the EPL 5200 Page C i C 1 through C 10 TABLE OF CONTENTS CHAPTER 1 GENERAL DESCRIPTION CHAPTER 2 OPERATING PRINCIPLES CHAPTER 3 DISASSEMBLY AND ASSEMBLY CHAPTER 4 ADJUSTMENTS CHAPTER 5 TROUBLESHOOTING CHAPTER 6 MAINTENANCE APPENDIX Chapter 1 General Description Table of Contents 1 1 FEATURES 1 1 1 2 SPECIFICATIONS 1 5 1 2 1 Basic d 1 5 1 2 2 Electrical 5 5 TE 1 2 3 Reliability Specifications 1 2 4 Environmental Conditions for Operating Include Imaging Cartridge 1 2 5 Environmental Conditions for Storage and Transportation Exclude Imaging Cartridge 1 7 1 2 6 Applicable Standards D 1 2 7 Specifications for Consumable Imaging Cartridge 1 8 1 2 8 Physical Specifications 1 8 1 2 9 Software Specifications 1 9 1 3 INTERFACE SPECIFICATIONS 1 14 1 5 2 Parallel Interface x cua v ete V Eu doa eat BA tly 1 14 1 3 2 Serial Interface Except for the Action Laser 1000 1 16 1 3 3 Optional interface C82305 C82306 Action Laser 1000 Only 1 18 1 4 OPERATING INSTRUCTIONS 1 19 1 41 Control Panel scio ere tacere Un per al Soe
34. affects the CR operation according to SelecType settings In HP Mode AUTO FEED signal is always ignored Detection can only be done when the printer is ON or when active interface is switched to parallel interface This signal is detected only when the power is turned ON or when the printer is initialized Not used 12 14 AUTO FEED IN 15 16 C z m gt 2 lt XJ o 2 Logic ground level Connected to the printer chassis The printer chassis GND id CHASSIS GND and the signal GND are connected to each other 18 C Not used 19 30 Ground level for the twisted pair return signal 31 IN The STROBE signal is ignored when this signal is LOW This level goes LOW when the printer is eout of paper 32 OUT paper ein error state e off line 33 Same as for pins19 to 30 34 C Not used 35 5V Pulled up to 5V through 3 3 Kohm resistance Rev General Description EPL 5000 5200 Action Laser 1000 1500 Service Manual Table 1 13 f Messages Interface Pin Assignment Continued ow Signal Name Description If the signal is LOW when the printer is turned on or initialized the printer enters the state In this state tar control codes are ignored If the signal is HIGH when the printer is turned on or initialized the select deselect control by 265 is valid If the printer receives a code any subsequent data be thrown out 36 Mo IN until a code is received Ha
35. after RESET appears causes the message to change to INITIALIZE This function clears received print data and returns SelecType Level 1 and 2 settings to their power on settings Holding down this button while turning on the printer causes FACTORY RESET to appear on the display and allSelecType settings return to the factory settings Cancels the remaining copies when multicopy printing is selected and the printer is off line CONTINUE IES Mode Change CONTINUE Pressing this button when the CONTINUE LED is flashing clears an error IES Mode In IES mode you can change the initial mode EpsonScript or other mode cahnge FEED Toner Save FEED When the printer is off line and the FEED light is lit press this button to print out data in the printer s memory Toner Save When the printer is on lin press button to enter the toner save mode c 4 Rev E EPL 5200 Service Manual Appendix C C 5 2 Optional Memory If you have difficulty printing complex graphics intensive pages of if you regularly use downloaded fonts you may need to install the optional RAM SIMM sets on this printer s controller board Theprinter s controller board comes with either 1 0MB of RAM installed By installing additional SIMM you can increase the printer s memory to a total 5MB including the resident memory EPSON supplies several types of SIMM memory options Other SIMMs can be purchased from other vendors Be sure that the SIMM meets the requir
36. and commands in the input buffer are processed by the CPU which then stores the printing bit map data image data in the V video RAM image buffer in the DRAM The size of the V RAM depends on the available DRAM size and can be specified using SelecType A page error occurs when the V RAM is so small that the CPU cannot process data faster than it is transmitted to the engine controller board If such an error occurs increase the V RAM using SelecType The CPU transmits image data stored in the V RAM in a temporary buffer in the SRAM which is located in an address space different from the CPU The temporary buffer has a capacity equivalent to several lines This is controlled by the standard cell which synchronizes and transmits the temporary buffer s data to the engine controller board Host Computer Host Computer Circuit E05A84 IC3 68000 IC2 Serial ircuit E05A83 164 Engine DRAM Paralle Serial gt Controller Control Converter Board Circuit Temporary Buffer 1 VRAM Band buffer Input Buffer System Area Figure 2 37 Data Flow Diagram 2 18 Rev A EPL 5000 5200 Action Laser 100W1500 Service Manual Operating Principles 2 2 1 1 Reset Circuit The 68000 CPU contains the reset terminal which is bidirectional and can initialize the system either from inside or outside the CPU The entire system the CPU a
37. board Table 5 17 The LCD Displays SERVICE REQ E0004 Cause The main motor coil may be open or shorted Step Checkpo Disconnect connector CN2 on the PWB E board and check the coil resistance between pin 1 and pin 2 pin 2 and pin 3 pin 4 and pin 5 and pin 5 and pin 6 4 points total on the disconnected cable side of the connector using a multimeter Pin1 Pin 2 Pin 2 Pin 3 Pin 4 Pin 5 Pin 5 Pin 6 Are the resistances of all four points approximately 7 ohms If any coil is shorted check the main motor drive circuit using the following procedure 1 Set the multimeter to voltage 2 Place the terminal of th multimeter on pins 1 3 4 or 6 of connector CN2 on the PWB E board 3 Place the 4 terminal on 6 of connector CN3 of the PWB E board GND With power on does the multimeter detect current Replace the main No motor Replace the Yes WB E board The PWB E board maybe dead 5 6 eplace the WB E board Rev EPL 5000 5200 Action Lasar 1000 1500 Service Manual Troubleshooting Table 5 18 LCD Displays SERVICE REQ E0005 e Cause Step Checkpoint Finding Solution Connector CN2 on PWB F Is connector CN2 on the board may be PWB F board disconnected Yes Penne disconnected The fan motor may be 2 MT dead Replace it Table 5 19 The LCD Displays SERVICE REQ E0006 Checkpoint Finding Solutio
38. completely Otherwise the gears may be damaged When transporting the printer remove the imaging cartridge from the printer B When transporting the printer a long distance box the printer using the original packing material 3 1 2 Tools Use the tools listed in Table 3 1 for disassembly assembly and troubleshooting Table 3 1 Tools Commercially Available Part No Phillips screwdriver No 2 Regular screwdriver B743000100 Tweezers Soldering iron B740200100 Round nose pliers B740400100 Rev A 3 1 Disassembly and Assembly 3 1 3 Small Parts In the following sections abbreviations are used for smail parts such as screws and washers Tables 3 2 and 3 3 list these abbreviations Table 3 2 Abbreviations Used for Screws Abbreviation CP screw CC screw Screw CP S P1 screw CCB screw SCB screw Cross recessed Pan head Cross recessed Cup head Part Name EPL 5000 5200 Action Laser Service Manual Cross recessed Pan head with Outside toothed took washer Cross recessed Pan head with Spring lock washer and 1 Plain washer Cross recessed Cup head Bind Slotted Cross recessed B tite SCB S 1 screw lotted Cross recessed Bind with Spring washer and 1 Plain washer Top 1 Gross recessed head 2 Slotted ross recessed head 3 2 Table 3 3 Screw Types and Abbreviations Head Side 1 Bind 2 Pan ame gt 3 LA m 1 gt
39. full storage term Temperature variations must be10 C 18 F hour or less 30 to 85 RH over full storage term 10 095 under extreme conditions Extremes are allowable for up to 1 30 of full storage term Height 76 cm 30 4 inches Same as printer More than 740 mb 18 months following date of manufacture 368 W x456 D x 226 H mm 14 5 W x 18 00 x 8 9 H inches 368 W x 480 D x 336 H mm 14 5 W x 18 9 0 x 13 2 H inches 368 W x 632 D x360 H mm 14 5 W x 24 9 D x 14 2 H inches 368 W x 657 D x 430 H mm 14 5 W x 25 9 D x 16 9 H inches Approx 10 Kg 22 Ib consumable excluding all options Approx 12 8 Kg 28 3 Ib Approx 10 1 Kg 22 3 Ib Approx 12 9 Kg 28 6 Ib l a Rev EPL 5000 5200 Action Laser 1000 1500 Service Manual General Description 1 2 9 Software Specifications Built in modes HP Laserjet 11P emulation EPL 5000 ActionLaser 1000 HP LaserJet emulation mode EPL 5200 ActionLaser 1500 Epson GL 2 mode LJ3 GL 2 mode and GL like mode EPL 5200 ActionLaser 1500 ESC P 9 pin FX 86e 286e FX 800 1000 emulation mode ESC p 24 pin LQ 2500 mode Note Epson GL 2 mode is similar to the GL 2 mode included the HP LaserJet II HIP IIISi emulation Table 1 7 Shows the differences between Epson GL 2 mode and the GL 2 mode in the HP Laserjet emulation While in Epson GL 2 mode the operator can enter GL 2 mode without sending the ESC B Ente
40. maintains MARK state LOW level between received character codes Transmission request signal outputted from the printer It is amp Our always at HiGH level during power ON Response signal to the signal inputted to the printer The printer transmits the data through TXD while is 5 IN HIGH can be fixed HIGH through When the setting for is ON X ON X OFF will not be transmitted if is LOW 1 16 Rev A EPL 5000 5200 Action Laser 1000 1500 Service Manual General Description Table 1 14 Serial Interface Connector Pin Assignments Continued me wewe w _______ Signal inputted to the printer The printer can transmit data DSR through TXD while DSR is HIGH X ON X OFF however can be transmitted regardless of DSR state It can always be ignored by setting SelecType Factory setting Em SIGNAL GND Ground reference O V for signals Always ignored 9 19 Signal outputted by the printer When the signal is HIGH it indicates that the RXD signal can be received by the printer The SelecType settings do not specify control the signal level is HIGH while the printer power is on When SelecType setting is used for control OTR goes LOW in case any of the error conditions The date RXD from host computer must be stopped within 128 characters after DTR goes LOW Not used Handshaking When the vacant area for data in the input buffer drops to 128 bytes the printer ou
41. nan EPSON Roman T Medium Upright S NS EPSON Roman T Bold Upright S NS EPSON Roman T Medium Italic S NS EPSON Roman T Bold Italic S NS EPSON Saris Serif U Medium Upright S NS EPSON Saris Serif U Bold Upright S NS EPSON Saris Serif U Medium Italic S NS EPSON Saris Serif U Bold Italic S NS EPSON Saris Serif U Medium Condensed Upright 5 NS EPSON Saris Serif U Bold Condensed Upright 5 NS EPSON Saris Serif U Medium Condensed Italic 5 NS EPSON Saris Serif U Bold Condensed Italic 5 NS ITC Medium Upright 5 NS S Supported Not Supported 1 10 Rev A 5000 5200 Action Laser 1000 1500 Service Manual General Descriptior Table 1 10 Built in Fonts EPL 5000 with GQ Chip Applicable Mode Resident Fonts o GQ Bitmap fonts Courier Medium Upright 10 cpi Portrait 5 5 5 Courier Bold Bold Upright 10 cpi Portrait 5 5 5 Courier Italic Medium Italic 10 cpi Portrait 5 NS NS Courier Medium Upright 10 cpi NS 5 5 Courier Bold Bold Upright 10 cpi NS 5 5 Courier Medium Upright 12 cpi Portrait 5 5 NS Courier Bold Bold Upright 12 cpi Portrait 5 5 NS Courier Italic Medium Italic 12 cpi Portrait 5 NS NS Line printer Medium Upright 16 66 cpi Portrait S S S Line printer Medium Upright 16 66 cpi Po oe NS 5 5 Presitage Medium Upright 12 Portrait NS S S Presitage Medium Upright 20 Portrait NS 5 5 v EDP Medium Upright 13 _ Portrait NS NS 5 EDP Medium Upright BST PESE NS NS S Modern Medium Upright 10 point Portrait NS NS
42. on pin 5 GND With power on does the multimeter detect any current Is paper take up sensor flag position incorrect Troubleshooting Step Checkpoint Finding Solution Connect it Replace the paper take up solenoid Replace the paper take up solenoid and the PWB A board Reseat the paper veS take up sensor flag Replace the paper take up roller Troubleshooting EPL 5000 5200 Action Laser 1000 1500 Service Manual Table 5 10 The LCD Displays FEED JAM for Lower Paper Cassette Step Checkpoint Finding Cause The paper take up solenoid coil for the lower paper cassette may be open or shorted Disconnect connector PJ2 circuit board and check the coil resistance between pin 1 and 2 on the disconnected cable side of the connector using a multimeter Is the resistance approximately 220 ohms on the lower paper cassette No Solution Replace the paper take up solenoid If the coil is shorted check the solenoid drive circuit using the following procedure 1 Set the multimeter to voltage 2 Place the terminal on the lower paper cassette board 3 Place the terminal on ground to jumper J2 With power on does the multimeter detect any current pin 2 of connector PJ2 on Yes Replace the paper take up solenoid and PWB A board The paper take up roller in the lower paper cassette may be bad Replace the paper take up ro
43. specificerats an anv ndaren uts ttas for osynlig laserstr lning som verskrider gr nsen For Norway Users ADVARSEL Dersom apparatet brukes p annen mate em spesifisert i denne bruksanvisn ng kan brukeren utsettes for unsynlig laserstr ling som overskrider grensen or laser klasse 1 Dette er en halvleder laser Maksimal effeckt til laserdiode er 5 7 10 og de er 780 nm Laser Safety Labels Label on rear printer case A laser safety labels is attached on the outside of the printer shown below For United State This laser product conforms to the applicable requirement of 21 CFR Chapter 1 subchapter J SEIKO EPSON CORP Hirooka Oftice 80 Hirooka Shiojiri shi Nagano ken JAPAN MANUFACTURED iv For Europe LASER KLASSE 1 NACH IEC 825 CLASS 1 LASER PRODUCT TO IEC 825 KLASSE 1 LASER PRODUKT L H T IEC 825 LUOKAN 1 LASERLAITE Label inside printer The following laser safety label will be attached inside the printer as shown below INVISIBLE LASER RADIATION WHEN OPEN AVOID EXPOSURE TO UNSICHTBARE LASEASTAAHLUNG WENN APDECKUNG GE FFNET NICHT DEM STRAHL ADVARSEL OSYNLIG LA SERSTRALING NAR DEKSEL PNES GNNG EKSPONERING FOR STRALEN VARO AVATTAESSA OLET ALTTINA NAKYMATON LASERSATEILYLLE ALA KATSO SATEESEN ADVARSEL USYNLIG LASERSTRALING VEDABNING UNDG UDS ETTELSE FOR STR LING VARNING OSYNLIG LASERSTRALNING NAR DENNA DEL AR PPNAD S EN FARLIG PRE
44. the power on sequence initialization the printer detects mechanical errors Brush Charging Laser Exposure Development Image Transfer Figure 2 28 Print Process Fuser Temperature Power On 130 dgree C 165 degree C V Polygon Motor M2 Main Motor MI Drum Charge CH1 Laser Exposure LD Development DB Image Transfer CH2 Figure 2 29 Power On Sequence Figure 2 30 is the start print sequence The printer s engine starts printing when the PRINT signal is received from the video controller board Print Main Motor On 17 sec Drum Charge CH1 Laser Exposure LD Development DB Image Transfer CH2 Figure 2 30 Print Sequence Start 2 14 Rev EPL 5000 5200 Action Laser 100WI5OO Service Manual Operating Principles Figure 2 31 is the end of the print sequence The printer stops the main motor MI from rotatin amp when the paper exit sensor turns off after 2 53 seconds Paper Exit Sensor Off Main Motor Sec y Drum Charge Laser Exposure LO H pE NA ate ilti Development Figure 2 31 Print Sequence End 2 1 2 7 Fan Motor Control The fan motor M3 rotates at all times after initialization of the engine has beerr completed The fan motor rotates faster during printing When printing ends the fan motor slows down after 15
45. therightcoverand left cover Refer to Section 3 2 2 5 Remove the top cover 6 Remove the rear frame Refer to Section 3 2 2 2 7 Disconnect connectors CN1 CN3 the red wire terminal and the black wire terminal on the high voltage supply board PWB F 8 Remove 3 CP screws M3x 8 on the high voltage supply board and remove the high voltage supply board PWB F CP M3 X 8 CN1 CN3 CP M3 x 8 Red Wire Terminal Black Wire Terminal Figure 3 15 Removing the High Voltage Supply Board Rev 3 13 Disassembly and Assembly EPL 5000 5200 Action Laser 1000 1500 Service Manual 3 2 3 7 Main Motor MI Removal 1 t 3 14 Open the top cover Remove the imaging cartridge Cover the imaging cartridge to protect it from the light or place it in a dark area Remove the control panel Refer to Section 3 2 1 3 Remove the paper cover Remove the right cover and left cover Refer to Section 3 2 2 Remove the top cover Remove the rear frame Refer to Section 3 2 2 2 Remove 4 CP SXP1 screws x 6 for the main motor Lift the main motor MI and discomect the connector for the main motor MI Main Motor MI CP S P1 M3 x 6 Figure 3 16 Removing the Main Motor Rev EPL 5000 5200 Action Laser 1000 1500 Service Manual Disassembly and Assembly 3 2 3 8 Fan Motor M3 Removal 1 Open the top cover Remove the imaging cartridge Cover the imaging
46. up roller At this time the depression cam attached to the paper take up roller depresses the paper lift up plate to prevent the feeding of a second sheet Lower Fusing Roller Upper Fusing Roller PC Drum N Transport Rolis Paper Exit Sensor Paper Take Up Roller Imaging Transfer Paper Lifting E 3 Roller Up Plate Paper Take Up Sensor Depressing Cam Transport Roller Paper Take Up Clutch Paper Take Up Solenoid Paper Empty Sensor Paper Guide Figure 2 3 Paper Feeding from the Multi Purpose Tray Rev A rating Principl EPL 5000 5200 Action Laser 1000 1500 Service Manual Lower Paper Cassette Amaximum of 250 sheets can be loaded in the 250 sheet lower cassette option The ette must be capable of handling the paper size however HNI letter 4 or legal paper The driving force for paper feeding and transport is from the transmission gear All electrical controls are performed on the printer side through the coupling connector Transmission Gear Paper Take Up Clutch Paper Take Up Solenoid Paper Empty Sensor Cassette Detecting Switch Transport Roller Take Up Roller Papet Coupling Connector Second Paper Cassette Figure 2 4 Paper Feeding from the Lower Paper Cassette 2 1 1 2 Drum Charge Drum charge is the process of charging the PC drum with static electricity before laser exposur
47. with this cable The following table shows extension cable and connecting points Table 5 2 Extension Cable Connector on Video Controller Board 08 MAIN Board Connector on Engine Controller Board PWB A Extension Cable Part Code CN1 2606 1015058 CN8 5 4 TROUBLESHOOTING This section describes the troubleshooting of abnormal operations and print quality problems 5 4 1 Troubleshooting of Abnormal Operation This section describes how to detect malfunctions how to determine the cause and what actions to take for various types of malfunctions Each paragraph refers you to a detailed troubleshooting table Table 5 3 Symptoms and Reference Table Reference Symptom Printer Condition Table The heater lamp in fusing unit does not come on The printer does not operate at all 59 RAM check is not started 5 4 The heater lamp in fusing unit comes on but RAM check not displayed RAM check is not started dis The upper unit is closed but the LCD still POVER displays COVER OPEN 2 paper is loaded into the paper tray but the PAPER OUT LCD displays PAPER OUT eut ILLEGAL CARD The LCD displays ILLEGAL CARD 5 8 FEED JAM The LCD displays FEED JAM 5 9 FEED JAM displayed for the lower The LCD displays FEED JAM when using the 5 10 paper cassette lower paper cassette PAPER JAM The LCD displays PAPER JAM at power on 5 11 PAPER
48. 0 Process Speed Take Up 38 12 mm s 2 Fig 2 15 Feeding Drive Fig 2 16 Feeding Drive Fig 2 E Drive 719 15 ection Section Option 2 8 ev 5000 5200 Action Laser 1000 1500 Service Manual Table 2 1 Gears and Rollers Operating Principles No ae NT OT Roller Name 1 18 Main Motor MI 15 36 Upper Fusing Roller 2 28 38 126 16 54 24 17 15 Face Down Exit Roller 4 14139 18 39 48 5 43 P C Drum 19 15 Face Up Exit Roller 6 30 P C Drum 20 24 32 7 47 21 14 24 8 29 41 22 18 9 26 23 18 10 23 Sleeve Roller 24 18 11 1 6 40 25 16 12 46 69 Paper Take Up Roller 26 16 Paper Take up Roller 13 23 Transport Roller 277 28 Transport Roller 14 1575 28 14 Image Transfer Roller Option lower paper cassette Figure 2 17 shows the main motor drive circuit The main motor MI is a four phase stepping motor This motor is controlled by the CPU IC1A on the engine controller board PWB A The power supply board PWB E has a stepping motor driver IC This IC drives the main motor MI with a constant current The main motor M1 is stopped when the CPU IC1A on the engine controller board PWB A outputs TdA and signals Engine Controller Power Supply Board Board PWB A PWB E CN2E CN8A 4 g CN3E B 1 3 9 2 210 3 TdB 5 6 Figure 2 17 Main Motor Drive Circuit Main Motor MI Rev 929 Operating Principles EPL 5000 5200
49. 00 are equipped with the following external interfaces lll Centronics parallel interface RS 232C interface Optional Type B interface except for C82305 82306 The ActionLaser 1000 is equipped with the following external interfaces Centronics parallel interface Optional Type B host interface including C82305 C82306 1 3 1 Type System Handshaking Note only Comector type Applicable plug Transfer speed Signal timing Signal description STOROBE Parallel Interface 2 Centronics STROBE synchronization 8 bit parallel data transfer BUSY and ACKNOWLEDGE signals While the SelecType setting for BUSY delay is MIN the handshaking signal is BUSY 90 25027 1 Amphenol receptacle 57 30360 Amphenol or equivalent About 75 000 bytes second max EPL 5000 ActionLaser 1000 About 125 000 bytes second max EPL 5200 ActionLaser 1500 See Figure 1 3 See Table 1 12 0 0 DATA 1 8 VALID X BUSY ACKNLG Figure 1 3 Signal Timing Table 1 12 Signal Timing Description Data set up DATA hold STROBE pulse width BUSY delay Time usec 0 5 min 0 5 min 0 5 min 4 0 ACKNLG to BUSY 5 0 typ 5 typ 5 10 typ No ACKNLG pulse ACKNLG pulse width 10 typ ACKNLG to STROBE O min Rev 1 14 ev EPL 5000 5200 Action Laser 1000 1500 Service Manual General
50. 2 Transport roller Transport roller for option Paper take up roller Paper take up roller for option Paper cassette for option Paper empty sensor PC4 for option Paper empty sensor PC1 Figure 2 1 Main Components Rev A 2 1 Operating Principles EPL 5000 5200 Action Laser 1000 1500 Service Manual 2 1 1 Print Process This section describes the print process from paper feeding to paper exit Figure 2 2 shows diagram of the print process 8 8 Exit 4 21 Fusing 6 6 7 Toner Drum E Collecting Cleaning t 2 Charging A Laser S 5 Image 2 Transfer Toner Develop Hopper ment 2 n 17 te J cal Imaging Cartridge RS 5 AN 1 Paper Feeding E N c 27 4 ZO Paper wA Feeding Figure 2 2 Print Process Diagram 2 2 EPL 5000 5200 Action Laser 1000 1500 Service Manual Operating Principles 2 1 1 1 Paper Feeding There are two methods of feeding the paper into the printer One is by using the multi purpose tray standard tray and the other is by using the optional 250 sheet lower paper cassette Paper out conditions are detected by the paper empty sensor located above the paper tray or the cassette While paper is in the tray or cassette the detection lever for the paper empty sensor is lifted When the paper supply runs out the detection lever is lowere
51. 220 240 VAC model EMI 120 VAC model 220 240 VAC model Others Toner OPC Ozone Materials EPL 5000 5200 Action Laser 1000 1500 Service Manual UL 1950 CSA 22 2 Deviation 220 EN 60950 IEC950 NEMKO IEC950 SETI I EC950 SEMKO IEC950 DEMKO IEC950 FDA NCDRH Class 1 VDE O amp 37 Laser Class 1 IEC825 SET IEC825 SEMKO IEC825 DEMKO IEC825 FCC Part 15 Subpart B Class B FTZ VDE 0871 Class B 0875 Part 1 CISPR Pub22 No effect human health OSHA TSCA EINECS No effect human health OSHA Less than 0 01 mm other ULA78 5th edition SWISS Environmental Law No CdS must be contained 1 2 7 Specification for Consumable Imaging Cartridge Life Note 6 000 pages In continuous printing mode with A4 letter paper at a 5 image ratio black white ratio The life varies depending on the printing mode continuous or intermittent and or the image ratio Environmental Conditions for Storage and Transportation Temperature Humidity Drop test Vibration Resistance to atmospheric pressure Storage term 1 2 8 Physical Specifications Dimensions Printer With lower cassette With face up tray With lower cassette and face up tray Weight With lower cassette With face up tray With lower cassette and face up tray Oto30 C 32 to 86 F over full storage term 20 to40 C 4 to 104 F under extreme condition Extremes are allowable for up to 1 30 of
52. 4 10 Standard 129 and 104 only other 5 are 11 12 13 options These DRAMs are used working area of the 717 16 T5 1 4 CPU input buffer image buffer etc 64K SRAM 101 Working area for 05 74 8M ROM DRAM 55 2 Icao This IC changes the RS 232C signal level The ActionLaser 1000 does not have this IC Rev C B 3 EPL 5000 5200 ActionLaser 100WI5OO Service Manual B 4 CONNECTOR PIN ASSIGNMENTS Figures B 2 illustrate the interconnection of the primary components Table B 3 gives the size and a description of each comector Video Controller Board C108 MAIN B Board 4 Parallel I F Option I F ch RS 232C PNT 5 Optional Board IC Card 5 N8 Engine Controller HP font cartridge Board Figure B 2 Cable Connections for C108 MAIN B EPL 5000 5200 ActionLaser 100011500 Service Manual Appendix B Table B 3 Board Connector Summary Connector Description Pins Reference Video Controller Board C108 MAIN B Board Centronics parallel interface 36 pins Table 1 13 CN2 Serial RS 2820 intertace ________________ 25 pins Table 114 Table A 2 Table 3 ONS Connector for HP font cartridge 50 Table A 4 CN6 Connector for optional I F Type B card 36 pins Table A 5 CN7 Connector for card 50 pins Table A 6 Connector f
53. 4 VDC from the high voltage supply board PWB F If the printer detects a case open condition the interlock switch is set to OFF which cuts the 24 VDC which in turn cuts the bias voltages These bias voltages are controlled by the engine controller board PWB A The CH2 ON I IV T S signal is the image transfer roller bias voltage control While this signal is LOW the image transfer roller is charged to 3 2K VDC by the high voltage supply circuit And while this signal is HIGH the image transfer roller is charged to 0 8K VDC The CH1 ON HV C T R signal controls the drum charge While this signal is LOW the PC drum is charged to 1 2K VDC The DB CNT HV B VR signal is an analog signal for developing bias voltage control This signal controls the bias voltage level 300V to 375K VDC using analog data The image density is controlled by the developing bias voltage level Engine Controller High Voltage Supply Board Board PWB A PWB F Image Transfer Inter Leek Bias CH2 SW 3 2K or 0 8 K T 124 VDC s 24 E oe 2 0 300 to 374 CH1 ON Power gt Drum Charge Board 1 2 K VDC PWB PU gt Doctor Blade Bias 600 VDC Figure 2 27 High Voltage Supply Block Diagram Rev A 2 13 Operating Principles EPL 5000 5200 Action Laser 1000 1500 Service Manual Figure 2 28 is the print process and Figure 2 29 is the power onsequence During
54. 5 VDC The CPU checks the RAOUT terminal pin 30 for MAX238 at initialization If the RAOUT terminalis LOW the CPU assumes that the printer is a model with RS 232C The model with no built in RS 232C the ActionLaser 1000 can use a non intelligent optional serial interface model C82305 C82306 This optional interface also uses the E05A83 standard cell as the circuit to change serial data to parallel The models with a built in serial interface the EPL 5000 5200 and ActionLaser 1500 cannot use the non intelligent optional serial interface model C82305 C82306 Serial Data RS 232C Transmit Interface 45V MAX238 Detect Signal Serial Interface Figure 2 42 RS 232C Circuit 2 2 1 7 Optional Type B Interface This printer supports an Epson Type B optional interface which is controlled by the INH and BIF signals from the E05A83 standard cell Rev A 2 21 Operating Principles EPL 5000 5200 Action Laser 100WI5OO Service Manual 2 21 8 Video Interface The E05A83 standard cell maps the SRAM into a memory space different from the system memory The CPU transmits data from the V RAM in the system RAM to the SRAM using the 05 83 standard cell The standard cell converts the image data in the SRAM from parallel to serial synchronizes it and then transmits it to the engine controller board In other words the SRAM is a temporary buffer used to transmit the image data to the eng
55. 907 ROM B x2 C108 MAIN Board Engine Controller Board PWB A Figure 2 35 Video Controller Section 2 2 1 C108 MAIN Board Operation Figure 2 36 shows a block diagram of the C108 MAIN board The C108 MAIN board contains the video controller which consists of a 16 bit 68000 16 67 MHz CPU the standard cells developed for this printer DRAMs ROM and a 16K bit EEPROM ROM 8M EEPROM IC6 IC8 ROM 8M CPU IC5 or 1C5 7 68000 1 2 ADDRESS DATA CONTROL Video RS 232C Driver Receiver 1C30 RS 232C Parallel I F Figure 2 36 C108 MAIN Board Block Diagram 2 16 Rev A EPL 5000 5200 Laser 100LV1500 Service Manual Operating Principles Table 2 2 lists the functions of the C108 MAIN board main elements Q Table 2 2 Functions of C108 MAIN Board Main Elements Element 68000 CPU 05 8 standard cell e A84 tandard An 8M ROM or two 4M ROMs 8M ROM EEPROM DRAM Location 2 4 5 5 1 7 6 IC8 IC9 31 32 33 34 10 11 12 13 117 16 15 14 Function The CPU which operates at 16 67 MHz manages the video controller operation This standard cell contains the following functions Interrupt control Address decoding Clock control DRAM management refresh control RAS CAS control Image processing RS 232C interface
56. AL 10to 600 ON OFF ENGLISH DEUTSCH ITALIANO ESPANOL FRANCAIS L D L D L D L D L D NEW E F E E E E F C ROM1 C ROM2 FONT RX BUFFER SIZE DENSITY TONER VERSION E PAGE COUNTER RITech STANDBY ps LIGHT MEDIUM HEAVY OFF ENABLE DISABLE LIFE 5000 to 9000 Figure 1 9 SelecType Level 2 Note The Action Laser 1000 does not indicate CH S serial interface The standard EPL 5000 Action Laser 1000 does not have R Tech Rev B 1 23 General Description 1 4 3 Display of Messages EPL 5000 5200 Action Laser 1000 1500 Service Manual This printer displays three types of messages on the LCD status messages error messages and power on messages 1 4 3 1 Status Messages The LCD panel normally indicates the printer s status and the software mode Message READY 1 Table 1 15 Status Messages Status Normal condition WARMING UP 3 DATA 1 PRINTING 2 Warming up Data has been received while the printer is off line Printing PAPER FEEDING 2 Paper feeding PRINT PAUSED 2 Print paused COPY END 2 The COPY END button has been pressed STANDBY 1 Standby mode RESET 1 Resetting INITIALIZE Initializing FONT CREATING CHAR CREATING Creating fonts image creation Creating characters by caching GRAPHIC DRAWING OFF LINE 4 Drawing a graphic image Off line w
57. Action Laser 1000 1500 Service Manual 2 1 2 2 Paper Take Up Sensor and Paper Exit Sensor The paper take up sensor has three functions 1 To detect the top edge of paper The engine starts printing when the detection signal is received 2 To detect paper size The printer detects the time it takes for paper to pass the paper take up sensor during paper feeding If this time is long longer paper is feeding if the time is short shorter paper is feeding 3 To detect paper jams and feed jams If the paper take up sensor does not turn on for paper feeding the printer detects a feed jam A feed jam is a paper jam that has occurred in the feed process If any of the following conditions is detected the printer detects a paper jam A paper jam is a jam that occurs in the printing process area e The paper take up sensor PC2 or the paper exit sensor is on at power on or when the upper case is closed e The paper take up sensor or the paper exit sensor is not turned on off within the specified time Refer to the following timing chart Take Up Solenoid ON sec PCA CN7A 2 PC3 CN6A 6 Figure 2 18 Paper Take and Paper Exit Sensor Timing 2 1 2 3 Fuser Control The fuser is heated_by the heater lamp which is powered by AC voltage When the power supply board receives a FUSER LAMP signal from the engine controller board PWB A the power supply board PWB E supplies the AC voltag
58. Control panel control e Video interface This standard cell contains the following functions Parallel interface DRAM management with the 05 8 Video signal switching This ROM stores the following Basic Operating program HP emulation mode program eLQ FX emulation mode program Bit map fonts the EPL 5000 5200 has only one 8M ROM This ROM is the GQ chip option GQ mode program and GQ fonts or the local language ROM fonts option except in ActionLaser 1000 1500 This EEPROM stores the following Model type Printed page counter value Toner life counter value SelecType setting The EPL 5000 ActionLaser 1000 s standard DRAM is IC9 0 5MB only other DRAMs are options The EPL 520W ActionLaser 1500 s standard DRAMs IC9 31 32 33 and 34 1 OMB total only other 5 are options These DRAMs are used as the working area of the CPU input buffer image buffer etc 5 232 IC30 This IC changes the RS 232C signal level The ActionLaser driver receiver MAX238 Rev A 1000 does not have this IC 2 17 Operating Principles EPL 5000 5200 Action Laser 1000 1500 Service Manual Print data and commands transmitted from the host computer via parallel serial or optional interfaces are read using the interrupt process of the CPU and stored in the DRAM input buffer The capacity of the input buffer can be specified by SelecType setting A larger input buffer improves the throughput Data
59. Description Table 1 13 Centronics Parallel Interface Pin Assignment gt in Signal Name Description STROBE is a strobe pulse used to read data from the host computer The pulse width must be more than 0 5 usec Normally it is HIGH and data is latched at the trailing edge of this signal DATA 1 to 8 are parallel data bits When the signal is HIGH data bit is 1 and when it is LOW the data bit is O DATA 1 8 IN The most significant bit MSB is DATA8 The signal state must be maintained for 0 5 psec on either side of the STROBE signal active edge 1 5 ACKNLG is an acknowledge pulse with an approximate width of 10 cc This signal goes LOW when the data reception is 10 ACKNLG OUT completed which indicates that the printer can accept new data Timing with the BUSY signal is specified through SelecType The BUSY signal informs the host computer of the printer 11 BUSY OUT state When the signal is HIGH the printer cannot accept data The PE signal indicates paper empty for the standard OUT cassette selected through SelecType or command or for the option paper cassette Paper empty is indicated by HIGH 13 SLCT OUT Pulled up to 5V through a 3 3 Kohm resistor If the AUTO FEED signal is set to LOW the printer auto magically performs a LF line feed upon receiving a CR Carriage Return oode from the host computer In GQ Mode option or ESC P Mode AUTO FEED signal
60. EPSON TERMINAL PRINTER EPL 5000 5200 5200 Action Lane 1000 1500 SERVICE MANUAL 4001962 PRECAUTIONS Precautionary notations throughout the text are categorized relative to 1 personal injury and 2 damage to equipment DANGER Signals which if could result in serious or fatal personal injury Great caution should be exercised in performing procedures preceded by DANGER Headings Signals a precaution which if ignored could result in damage to equipment The precautionary measures itemized below should always be observed when performing repair maintenance procedures DANGER 1 ALWAYS DISCONNECT THE PRODUCT FROM BOTH THE POWER SOURCE AND PERIPHERAL DEVICES PERFORMING ANY MAINTENANCE OR REPAIR PROCE DURE NO WORK SHOULD BE PERFORMED ON THE UNIT BY PERSONS UNFAMILIAR WITH BASIC SAFETY MEASURES AS DICTATED FOR ALL ELECTRONICS TECHNICIANS IN THEIR LINE OF WORK 3 WHEN PERFORMING TESTING AS DICTATED WITHIN THIS MANUAL DO NOT CONNECT THE UNIT TO A POWER SOURCE UNTIL INSTRUCTED TO DO SO WHEN THE POWER SUPPLY CABLE MUST BE CONNECTED USE EXTREME CAUTION IN WORKING ON POWER SUPPLY AND OTHER ELECTRONIC COMPONENTS WARNING REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON CERTIFIED REPAIR TECHNICIAN MAKE CERTAIN THAT THE SOURCE VOLTAGE IS THE SAME AS THE RATED VOLT AGE LISTED THE SERIAL NUMBER RATING PLATE THE PRODUCT HAS A PRIMARY AC RATING DIFFERENT FROM AVAILABLE POWER SOURCE DO NOT CONNECT IT TO
61. F Type B I F Type BI F Type B I F Cards Cards Cards Cards Cards Cards Optional Except Include Except Include Except Except 2 C82305 82305 amp 82305 82305 amp 82305 C82305 aras 82306 82306 C82306 C82306 C82306 C82306 and and except and and except and and 82313 82313 C82313 82313 C82313 C82313 RiTech Yes Yes 9 Portrait 9 Portrait Fonts and Fontsand 9 Portrait 9 Portrait 9 Portrait 9 Portrait Resident None None Fonts and 7 Fonts and 7 Fonts and 7 Fonts and 7 Bitmap Fonts Landscape Landscape Landscape Landscape Landscape Landscape Fonts Fonts Fonts Fonts Fonts Fonts Note Note Resident No No 13 fonts 13 fonts 13 fonts 13 fonts Scalable Fonts Note Landscape fonts are generated from portrait tonts by firmware 1 2 Rev 9 EPL 5000 5200 Action Laser 1000 1500 Service Manual General Description Table 1 2 lists the optional units available for the EPL 5000 Action Laser 1000 and EPL 5200 Action Laser 1500 Table 1 2 Options for EPL 5000 5200 and Action Laser 1000 1500 Cat No Description 1400 54091 Bit map font card Note For GQ mode 5400 Prestige 12N L 15N L 12 NOB are usable in ESC P mode EPL 5000 Yes Note 1 Machine Type Action Action Laser Laser 1000 1500 Yes Note 1 Note 2 Note 2 1410 5414 HP bit map font card For HP emulat
62. FACE This manual describes functions theory of electrical and mechanical operations maintenance and repair of 5200 and Action Laser 1000 1500 instructions and procedures included herein are intended for the experience repair technician and attention should be given to the precautions on the preceding page The chapters are organized as follows CHAPTER 1 GENERAL DESCRIPTION Provides a general product overview lists specifications and illustrates the main components 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 ADJUSTMENTS Includes a step by step guide for adjustment CHAPTER 5 TROUBLESHOOTING Provides Epson approved techniques for adjustment CHAPTER 6 MAINTENANCE Describes preventive maintenance techniques and lists lubricants and adhesives required to service the equipment APPENDIX Describes connector pin assignments circuit diagrams circuit board component layout and exploded diagram The contents of this manual are subject to change without notice vi Revision Rev Rev Rev Rev Rev A B REVISION SHEET Issue Date January 8 1993 June 28 1993 August 5 1993 February 28 1994 April 4 1995 vii Revision Page 1st issue Page 1 23 1 31 2 22 3 11 4 1 Added information for the Cl 08 MAIN B board
63. FC2 are HIGH interrupt acknowledge and then sets the VPA terminal to LOW and informs the CPU that this is an automatic vector interrupt This initializes the interrupt process The E05A83 standard cell has a controller for the automatic vector interrupt 2 2 14 DRAM Management The video controller uses DRAMs for the system RAM and for the V RAM In the EPL 5000 ActionLaser 1000 a standard 256K x 16 DRAM is mounted in location IC9 providing a total of 0 5MB IC sockets IC31 32 33 34 10 11 12 13 17 16 15 14 are optional DRAM sockets These IC sockets can use 64K x 4 bit DRAMs or 256K x 4 bit DRAMs In the EPL 5200 ActionLaser 1500 a standard 256K x 16 bit DRAM and four 64K x 4 bit DRAMs are mounted in locations IC9 31 32 33 34 which provide a total of 1 0MB The IC sockets 11 12 13 17 16 15 14 are optional DRAM sockets These IC sockets can use 64K x 4 bit DRAMs 256K x 4 bit DRAMs The DRAMs including optional chips are managed by the E05A83 and E05A84 standard cells The E05A83 standard cell handles the main management The E05A83 outputs RAS CAS WE and OE signals The IC9 DRAM is controlled directly by the E05A83 Other DRAMs including optional chips are controlled by the CAS WE and OE signals from the E05A83 and also controlled bv the RAS signal from the E05A84 The E05A84 changes the RAS output timing according to DRAM size 64K x 4 bit DRAM or256K x4 bit DRAM REFRSH E05A83 IC4 RASE
64. Figure C154 MAIN B Component Layout C 10 List of Tables Table C 1 Options for 5200 C 1 Table C 2 Built in Fonts C 2 Table C 3 Differences in Main C 6 5200 Service Manual Appendix GENERAL INFORMATION This chapter describes only differences between the current EPL 5200 and EPL 5200 The EPL 5200 is changed Video Controller Board and Control Panel The EPL 5200 supports PCL5e HP LaserJet 4L emulation C 2 FEATURES This section describes the features EPL 5000 ActionLaser 1000 has HP LaserJet 4L emulation mode 22built unscalable fonts 14 Windows True Type and 8Agfafonts Optional EPSONScript PostScript emulation ROM SIMM or cartridge Q Bi directional parallel interface Q High performance controller the controller s CPU is 20 MHz Motorola 68000 Toner save mode Table C 1 lists the optional units available for the 5200 Table C 1 Options for EPL 5200 Cat No Description Note ROM SIMM type PostScript level 2 C83213 EPSONGcript Level 2 Module emulation Cartridge type PostScript level 2 emulation Supports GQ mode fonts and commands C83212 EPSONScript Level 2 Cartridge GQ chip ROM Local language ROM C812302 250 sheet lower paper cassette A4 C81231 Face up tray 5051011 Imag
65. JAM displayed during The LCD displays PAPER JAM during paper 5 12 paper feeding feeding The lower cassette is installed but the LCD BEPEEEST TRAY displays RESELECT TRAY oe RAM ERROR The LCD displays RAM ERROR 5 14 START UP ERROR LCD displays START UP ERROR at power 5 15 EE SERVICE REQ E0003 The LCD displays SERVICE REQ E0003 5 16 5 2 Rev EPL 5000 5200 Action Laser 1000 1500 Service Manual Troubleshooting Table 5 3 Symptoms and Reference Table Continued Symptom Printer Condition SERVICE REQ 0004 5 17 SERVICE REQ 0005 5 18 SERVICE REQ E0006 5 19 SERVICE REQ 0009 5 20 SERVICE REQ 0014 5 21 SERVICE REQ C0003 5 22 SERVICE REQ CI 110 5 23 The LCD displays SERVICE REQ 120 and SERVICE REQ Cl 120 the 4M EPROM is inserted into IC7 on the C108 5 24 MAIN board The LCD displays SERVICE REQ Cl 130 and SERVICE REQ 130 the 82907 ROM B board is used 5225 The LCD displays SERVICE REQ 140 SERVICE REQ 140 the GQ chip option or the local language ROM is 5 26 inserted into 6 on the 08 MAIN board SERVICE REQ CI 114 The LCD displays SERVICE 114 5 27 The LCD displays another SERVICE REQ error 5 28 Other SERVICE REQ displayed Gode Table 5 4 The Printer Does Not Operate at Cause Step Checkpoint Finding Solution Connector 1 the Is connector 1 the Connect CN10n PWB E board maybe 2 Yes di
66. LINE This button switches the printer between on line and off line mode This button is invalid in SelecType mode but is effective in the hex dump mode EXIT Exits SelecType mode SelecType LEVEL 1 Enters SelecType Level 1 LEVEL 2 Enters SelecType Level 2 f printer power is turned on while this button is pressed the printer enters hex dump mode AH charnels are switched to hex dump mode This button is invalid once the printer enters the hex dump mode B RESET INITIALIZE RESET Holding down this button until RESET appears on the display causes the printer to finish printing the current page and then stop The remaining data is discarded and some SelecType Level settings return to their previously saved value INITIALIZE Continuing to hold this button down after RESET appears causes the message to change to INITIALIZE This function clears received print data and returns SelecType Level 1 and 2 settings to their power on settings Holding down this button while turning on the printer causes FACTORY RESET to appear on the display and all SelecType settings return to the factory settings COPY END CH P S or O EPL 5000 5200 ActionLaser 1500 CH P or O ActionLaser 1000 COPY END Cancels the remaining copies when multicopy printing is selected and the printer is off line CH P S or 1 the printer is set to auto sense mode or individual mode you can change the interface charnel with thi
67. MAGING CARTRIDGE The core mechanisms of the printing process such as charging developing and cleaning are integrated into this imaging cartridge Figure 1 27 IMAGING CARTRIDGE 1 40 Rev A EPL 5000 5200 Action Laser 1000 1500 Service Manual General Description 1 5 11 Lower Paper Cassette The optional lower paper cassette allows you to feed up to an additional 250 sheets of A4 or letter size paper into this printer Figure 1 28 Lower Paper Cassette 1 5 12 Face Up Output Tray The face up output tray is an optional tray useful for feeding single sheets of paper types such as envelopes transparencies labels or heavy paper The face up feeding method reduces curling and the tray catches the paper at the paper ejection area at the top back of the printer Figure 1 29 Face Up Output Tray Rev 1 41 Chapter 2 Principle Operating Table of Contents 2 1 ENGINE OPERATION 2 1 2 1 1 Print POSSOS areas 2 2 2 1 1 1 Paper Feeding 3 erede eue TR BRS 2 1 1 2 Dram Charge 2 4 2 1 1 3 Laser s 45 RD eec Rh 2 0 2 1 1 4 Development T us sse e a 2 1 1 5 Drum Cleaning s ax dua eae ke od x Gad tie ea a e QUAE 2 5 2 1 1 6 Image 5 dade 2 6 2 11 FUSING
68. N OE Address WE Data CASL CASU RASO IC31 E05A84 IC16 IC32 IC3 IC15 1C33 14 IC34 3rd Block 2nd Block 1st Block L Figure 2 40 DRAM Management 2 d EPL 5000 5200 Action Lasar 1000 1500 Service Manual Operating Principles 2 2 1 5 Parallel Interface Circuit Figure 2 41 shows the parallel interface circuit block diagram Data sent from the host computer is latched within the E05A84 by the STROBE signal The E05A84 outputs the BUSY signal automatically to stop the host computer from sending additional data The CPU resets the BUSY signal after reading the data from the E05A84 so that the printer is ready to receive more data from the host computer DATA Figure 2 41 Parallel Interface Circuit 2 2 1 6 RS 232C Circuit This circuit uses the RS 232C receiver driver IC MAX238 IC30 to change the signal level from the RS 232C signal level 12 VDC or 12 VDC to the TTL signal level V or 5 V or from the TTL signal level to the RS 232C signal level ThisIC converts 5 VDC to 12 VDC and 12 VDC The E05A83 standard cell changes serial RS 232C data to parallel data Since the ActionLaser 1000 does not have an RS 232C connector the CPU must check the model type for an RS 232C interface at initialization In a printer with an RS 232C interface the RAIN terminal pin 16 for the MAX238 is pulled up to
69. ONTINUE SERVICE REQ Printer problem Service required 1 The CONTINUE light flashes 2 AUTO CONTINUE is possible 3 Pressing the RESET button also is possible Note WARMING UP is displayed to give the printer time to clean the OPC after error recovery measures are taken 1 4 3 3 Power On Display The control panel will display the messages in the table below only at power on Table 1 17 Display at Power On Order Control Panel Display and Operation Error Operation 1 All lights light up for approximately 1 5 E seconds The system checks the EPROM and The message SERVICE REQ will 2 MASK ROM The message ROM be displayed if an error is detected during CHECK is displayed on the LCD panel the cheek The system cheeks RAM The message RAM CHECK X X MB is displayed on the LCD panel and the capacity of RAM that has passed the check is displayed as The message RAM ERROR will be 3 X XMB All lights go off This message remains on the LCD for several seconds an emori after the check has been completed Then a normal message such as WARMING UP will be displayed an EEPROMerror occurs START UP ERROR LT lt gt A4 will be displayed after the RAM check When the gt or lt button is pressed the EEPROM is reset to the factory setting The message WAIT is displayed during the resetting operation 4 The system check
70. PWB A board 16 pins ower Supply Board PWB E Board CN1 Connector for AC power inlet 4 pins CN2 Connector for main motor CN3 Connector for engine controller board PWB A board 11 CN4 Connector for heater lamp ligh Voltage Supply Boa amp PWB F Board CN1 Connector for engine controller board PWB A board CN2 Connector for fan motor 2 pins Table A 16 CN3 Connector for paper take up sensor 3 pins Table A 1 7 Rev A A 3 Appendix EPL 5000 5200 Action Laser 1000 1500 Service Manual A 1 1 Video Controller Board C108 MAIN Board Table A 2 CN3 Pin Assignment 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 Signal Name vO Description 5 VDC Ground Data bus bit 2 Data bus bit 3 Data bus bit O Data bus bit 1 Data bus bit 6 Data bus bit 7 Data bus bit 4 Data bus bit 5 Data bus bit 10 Data bus bit 11 Data bus bit 8 Data bus bit 9 Data bus bit 14 Data bus bit 15 Data bus bit 12 Data bus bit 13 Address bus bit 1 Address bus bit 2 Ground Address bus bit 5 Address bus bit 6 Address bus bit 3 Address bus bit 4 Address bus bit 9 Address bus bit 10 Address bus bit 7 Address bus bit 8 Address bus bit 13 Address bus bit 14 Address bus bit 11 Address bus bit 12 Address bus bit 17 Address bus bit 18
71. Paper Feed Methods Paper Supply Paper Size Beam Weigh 15AB4 IC3 4 Beam 16 to 24 Ib AA LT GLT EXE v ou KEI IU IC hx Commercial 10 Auto feed Envelopes made of 20 to 24 Ib 75 to paper 16 to 42 Ib Standard built in paper bin zi Any size 1 Note 2 Manual feed 16 to 24 Ib A4 or LT Connec Lower paper cassette Optional Notes l Ib ream weight 500 sheets of 17x 22 inch paper 1 g m 0 2659763 Ib 2 Paper size range width 3 63to 8 5 inches length 5 85 to 14 0 inches 148 5 to 356 mm Paper types See Table I 1 Table 1 4 Paper Types Xerox 4024 paper 20 Ib Regular photocopier paper Bond paper 16 to 24 Ib 60 to 90 Card 9 90 to 157 8 Envelopes Standard paper Normal paper Special papers Letterhead Transparency sheets Colored Rev 1 5 General Description PL 5000 5200 Action Laser 1000 1500 Service Manual Usability u special papers See Table 1 5 Table 1 5 Usability of Special Papers OHP Envelopes Labels Stock Letterhead Standard Face down P P built in paper IMC bin Face up R ci sold d Lower paper Face down cassette Face up Reliable feeding good image quality P Possible but better avoided I Impossible Paper feed alignment and directi
72. R LAND font number PITCH or HEIGHT ores font number PITCH or HEIGHT font number PITCH or HEIGHT SUB CONFIG FORM 0 to 128 LINES SYMSET 8 Swedis2 Roman E Windows IBM US French2 Legal PcPubli IBM DN JIS ASC PcMult i VeMath ECM94 1 IBM Por PcPortu DeskTop IRV Italian PcUSA Math 8 French IBM Spa PcNordi PiFont UK Portugu PcCanFr VeZapfD Chinese HP Germ PcMath PsZapfD ANSI AS Spanish Velnter 1291001 Norwegl HP Span PcText 24200 Swedish German Ve US 74300 Norweg2 Figure 1 6 SelecType Level 1in LJ 2P amp 3 P Si Menu Map Rev 1 21 General Description EPL 5000 5200 Action Laser 1000 1500 Service Manual SelecType Level 1 in Epson GL 2 Mode ORIENT Not shown Not shown SUB coNFIG EMUL LJ3 GL 2 GL 1 ike ORIENT PORT NO SCALE OFF AO Al A2 A4 or AL 4 5 85 LT HLT GLT GLG EXE F4 MON C10 DL C5 ORIGIN CORNER CENTER PEN 0 1 0 05 to 5 00mm END BUTT SQUARE TRIANGLE ROUND JOIN MITER TRIANGLE ROUND BEVEL NONE AUTOEJECT __ L Figure 1 7 SelecType Level 1 in EpsonGL 2Mode Menu SelecType Level 1 in LQ and FX Mode ORIENT TCI PORT LAND FONT Courier Prest
73. RAMs ROM and a 16K bit EEPROM ADDHESS DATA CONTROL RS 232C Driver Receiver IC30 10101 Parallel I F Video video Figure B 1 C108 MAIN B Board Block Diagram B 2 Rev C EPL 5000 5200 ActionLaser 1000 1500 Service Manual Appendix B Table B2 lists the functions of the C108 MAIN B board main elements Table B 2 Functions of C108 MAIN B Board Main Elements Element Location Function The CPU which operates at 16 67 MHz manages the video controller operation This standard cell contains the following functions Interrupt control Address decoding Clock control ET DRAM management refresh control aes tanead a RAS CAS control Image processing RS 232C interface Control panel control Video interface 68000 C2 C4 This standard cell contains the following functions E05A84 standard C3 e Parallel interface cell DRAM management with the 05 8 Video signal switching C5 C6 C8 E05A74 standard EM cell This ROM stores the following Basic operating program 16M ROM PCU5 include EPSON GL 2 emulation mode program eLQ FX emulation mode program Fonts This ROM is the GQ chip option GQ mode program and GQ fonts or the local language ROM fonts option except in ActionLaser 1500 This EEPROM stores the following Model type EEPROM Printed page counter value Toner life counter value e SelecType setting 10
74. ROM B board The C82907 ROM B board may be bad The CI 08 MAIN board may be bad The ROM 6 on the CI 08 MAIN board may be bad Finding Replace the C82907 ROM B board Replace the C108 MAIN board C1140 Solution Replace the ROM IC6 on the C108 MAIN board The C108 MAIN board 5 may be bad Cause The EEPROM IC8 on the CI 08 MAIN board maybe bad The CI 08 MAIN board may be bad Checkpoint Finding Finding Replace the C108 MAIN board Solution Replace the EEPROM IC8 on the CI 08 MAIN board Replace the C108 MAIN board Solution The C82907 ROM B Replace the C82907 board may be bad ROM B board The C108 MAIN board may __ Replace the Cl 08 be bad 5 10 MAIN board Rev C EPL 5000 5200 Action Laser 1000 1500 Service Manual Troubleshooting 5 4 2 Print Quality Anomaly This section describes how to isolate a print quality problem from the possible causes Table 5 29 Print Quality Anomaly Possible Cause Symptom Low image density ud Poor development ABCDE ABCDE ABCDE Improper ABCDE charging Image transfer problem Paper problem Defective printhead unit Improper print density setting Foggy background Poor development Improper charging Improper print density setting in SelecType level 2 Defective printhead unit Rev A Part Name Ch
75. S FONT fonts G Courier Medium Upright NS NS 5 Upright NS NS 5 Medium Oblique NS NS 5 Oblique NS NS 5 EPSON Roman Medium Upright NS NS 5 EPSON Roman Bold Upright NS NS 5 EPSON Roman Medium n M NS NS 5 EPSON Roman Bold NS NS 5 EPSON Saris serif Medium Upright NS NS 5 EPSON Saris serif Bold Upright NS NS 5 EPSON Saris serif Medium Oblique NS NS 5 EPSON Saris H Bold NS NS 5 EPSON Set Medium NS NS 5 C 5 Supported NS Not Supported Rev General Description EPL 5000 5200 Action Laser 1000 1500 Service Manual Table 1 11 Built in Fonts EPL 5200 with GQ Chip Option and EPL 5000 with PCL5 Board and GQ Chip Applicable Mode Resident Fonts Ga Bitmap fonts Courier Medium Upright 10 cpi Portrait 5 5 5 Bold Upright 10 cpi Portrait 5 5 5 Medium Italic 10 cpi Portrait 5 NS NS Courier Medium Upright 10 cpi Landscape 5 5 5 Courier Bold Upright 10 cpi Landscape 5 5 5 Medium Italic 10 cpi Landscape 5 NS NS Courier Medium Upright 12 cpi Portrait 5 5 NS Courier Bold Upright 12 cpi Portrait 5 5 NS Courier Medium Italic 12 cpi Portrait 5 NS NS Courier Medium Upright 12 cpi Landscapx S S NS Courier Bold Upright 12 cpi Landscape 5 5 NS Courier Medium Italic 12 Landscape 5 NS NS Line printer Medium Upright 16 66 Portrait S S S Line printer Medium Upright 16 66 cpiLandscape S S S Presitage Medium
76. THE POWER SOURCE 3 ALWAYS VERIFY THAT THE EPSON PRODUCT HAS BEEN DISCONNECTED FROM THE POWER SOURCE BEFORE REMOVING OR REPLACING PRINTED CIRCUIT BOARDS AND OR INDIVIDUAL CHIPS 4 IN ORDER TO PROTECT SENSITIVE MICROPROCESSORS AND CIRCUITRY USE STATIC DISCHARGE EQUIPMENT SUCH AS ANTI STATIC WRIST STRAPS WHEN ACCESSING INTERNAL COMPONENTS 5 REPLACE MALFUNCTIONING COMPONENTS ONLY WITH THOSE COMPONENTS BY THE MANUFACTURE INTRODUCTION PeMath Ps OTHER NONAPPROVED COMPONENTS MAY DAMAGE THE PRODUCT AND VOID ANY APPLICABLE EPSON WARRANTY SAFETY INFORMATION This printer is a page printer which operates by means of a laser There is no possibility of danger from the laser provided the printer is operated according to the instructions in this manual provided Since radiation emitted by the laser is completely confined within protective housings the laser beam cannot escape from the machine during any phase of user operation For United States Users Laser Safety This printer is certified as a Class 1 Laser product under the U S Department of Health and Human Services DHHS Radiation Performance Standard according to the Radia tion Control for Health and Safety Act of 1968 This means that the printer does not produce hazardous laser radiation CDRH Regulations The Center for Devices and Radiological Health CDRH of the U S Food and Drug Administration implemented regulations for laser products on August 2 1976 C
77. TIALIZE c ca Action Laser 1000 Selec Type LEVEL 1 LEvEL 2 INPUP TRAY FEATURE PRINT PAOE SIZE EMULATION CopiEs INTERFACE ORIENTATION RECEIVE BUFFER FONT JuSER MODE STATUS SHEET CHTimE OUT i SAMPLE AuTO CONTINUE 508 CONFIGURATION LANGUAGE FULL PRINT DENSITY 1500 TONER REMAINING MACRO VERSION elie PAGE COUNTER 23 RiTech at STANDBY m SelecType ON LINE LEVEL 1 LEVEL 2 ITIALIZE c RESET CH P 8 0 EPL 5200 Rev A CONTINUE IES PSA Action Laser 1500 Figure 1 20 Control Panel General Description EPL 5000 5200 Action Laser 1000 1500 Service Manual 1 5 4 PWB A Board This is the engine controller board It consists of an M37451M4 8 bit CPU including a MASK ROM and a gate array The board controls laser seaming the polygon mirror drive motor image synchronization laser beam pulse width and power VRIA _ M3745 M4 8 Figure 1 21 PWB A Board 1 5 5 PWB E Board The PWB E is the power supply board which consists of a switching regulator circuit It converts the AC line voltage into 24 V and 5 VDC voltages There are two types of power supply board the 100 120 V type and 220 240 V type The difference between the two circuits is only in the input section CAUTION Do not touch PWB E board This volume is for factory setting only Figure 1 22 PWB E Board 1
78. Upright 12 cpi Portrait NS S S Presitage Medium Upright 20 cpi Portrait NS S S EDP Medium Upright 13 cpi Portrait NS NS S EDP Medium Upright 13 cpi Landscape NS NS S Modern Medium Upright 10 point Portrait NS NS S Scalable font for PCLS EPSON Roman T Medium Upright S NS NS EPSON Roman T Bold Upright S NS NS EPSON Roman T Medium Italic 5 NS NS EPSON Roman T Bold Italic 5 NS NS EPSON Saris serif U Medium Upright 5 NS NS EPSON Saris serif U Bold Upright 5 NS NS EPSON Saris serif U Medium Italic S NS NS EPSON Saris serif U Bold Italic S NS NS EPSON Saris serif U Medium Condensed Upright 5 NS NS EPSON Saris serif U Bold Condensed Upright 5 NS NS EPSON Saris serif U Medium Condensed Italic 5 NS NS EPSON Saris serif U Bold Condensed Italic 5 NS NS ITC Zapf Dingbatts Medium Upright 5 NS NS Scalable fonts for GQ Courier Medium Upright NS NS 5 courier Bold Upright NS NS S courier Medium Oblique NS NS S courier Bold Oblique NS NS S PSON Roman T Medium Upright NS NS S PSON Roman T Bold Upright NS NS S PSON Roman T Medium Italic NS NS S PSON Roman T Bold Italic NS NS S zPSON Saris serif H Medium Upright NS NS S PSON Saris serif Bold Upright NS NS 5 PSON Saris serif H Medium Oblique NS NS 5 PSON Saris serif Bold Oblique NS NS 5 PSON Symbolic Set Medium Upright NS NS S S Supported NS Not Supported 1 12 Rev A EPL 5000 5200 Action Laser 1000 1500 Service Manual General Description Font Symbol Sets HP LaserJet
79. a from host generating the print image video and sending the print image to the engine controller via the video interface A 16 bit 16 67 MHz CPU MC68000 location IC2 is used and the following memory chips and custom ICs are assigned to the 16MB memory space Bl Memory chips 8M bit MASK ROM 1C5 or 8M bit EPROM 1 5 or two 4M bit EPROM 1 5 7 4M bit DRAM IC9 1 M bit DRAM 1C31 32 33 34 16K bit EEPROM 1 8 Custom Cs Standard cell E05A83 IC4 Gate B Others Serial interface driver receiver MA X238 IC30 E05A84 IC3 4M DRAM IC9 1M DRAM x 4 or IC Socket Socket IC31 34 6 7 HP Cartridge Connector MAX238 30 MC68000 IC2 EEPROM Type B 1 F IC8 Connector Figure 1 18 C108 MAIN Board 1 35 Rev A General Description EPL 5000 5200 Action Laser 1000 1500 Service Manual There are four types of C108 MAIN boards used as after service parts The following table shows differences in them Table 1 19 Differences in Components for the C108 MAIN Board EPL 5200 Action Laser 1500 EPL 5000 Action Laser 1000 231 2 1 MDRAMs 1 MDRAMs C33 4 IC sockets IC sockets directly soldered Directly soldered MN to board to board Serial interface Mini screw type Mini screw type Inch screw type connector connector connector connector IC6 socket None IC socket
80. age transfer roller The drum charge bias voltage is used PC Drum PC Drum Image Transfer Roller Sequential Bias 97 Approx 3 2KV Reverse Bias jl Approx 0 8KV image Transfer Roller L 2 Figure 2 8 Image Transfer 2 1 1 7 Fusing Fusing is the process of fixing the toner image transferred during the image transfer process onto the paper This printer uses the heating roller method for fusing The heating roller method fixes the toner image with an upper fusing roller that is heated by the heater lamp The printer uses the cleaning roller to clean that roller if it becomes dirty After power is turned on the heater lamp lights up until the temperature of the upper fusing roller reaches 165 C 329 F After warm UP the mechanical control board controls the ON OFF operation of the heater lamp based on the signals from the thermistor Thermal Fuse Upper Fusing emer y 1 Signals Lower Fusing Mechanical Roller Control Board Heater Lamp Cleaning Roller Paper Guide Low Voltage Power Supply Board Figure 2 9 Fusing 2 1 1 8 Paper Exit The paper on which the toner image has been fused is fed to the face down tray or the face up tray 2 ev EPL 5000 5200 Action Laser 1000 1500 Service Manual Operating Principles 2 1 2 Engine Control This section describes engine control the power supply board and the high voltage supply board The engine is controlled by engin
81. bit 3 Address bus bit 5 Address bus bit 7 Address bus bit 9 Address bus bit 11 Address bus bit 13 Address bus bit 15 Address bus bit 17 Address bus bit 19 Data bus bit O Data bus bit 2 Data bus bit 4 Data bus bit 6 Data bus bit 8 Data bus bit 10 Data bus bit 12 Data bus bit 14 Data bus bit 15 Read write strobe Font cartridge enable Clock from CPU Rev A EPL 5000 5200 ion Laser 1000 1500 Service Manual Appendix 19 24 25 28 29 36 Ero Pin No e 5 20 21 22 42 43 44 45 47 48 49 50 Rev A Table A 5 CN6 Pin Assignment Signal Name vo Description 5 VDC Transmitted data Ready signal Received data Not connected Reset signal disabled Request command ready Data read request Write enable Read enable Chip select Ground Address bus bit 3 0 Data bus bit 7 O Table 6 7 Pin Assignment Signal Name Description GND Ground 5 v 5 FINX IC card enable FOUTX Not used DB15 DBO Date bus bit 15 0 SET IC card presence check AB21 AB1 Address bus bit 21 1 CSX IC card select R w Read write strobe UDSX Upper data strobe LDSX Lower data strobe DTX Not used MCLK Clock from CPU 5 5 VDC GND Ground Appendix Pin No Signal SWINIT GND LCDWRX LCDCLK SWRDX LEDWRX DBO Al DB2 DB1 5 DB3 GND NC
82. cartridge to protect it from the non or place it in a dark area 2 Remove the control panel Refer to Section 3 2 1 3 Remove the paper cover 4 Remove the right cover and left cover Refer to Section 3 2 2 5 Remove the top cover 6 Remove the rear frame Refer to Section 3 2 2 2 7 Remove 2 CCB screws M3 x 8 and remove the fan motor M3 CCB M3x 8 Rear Frame Figure 3 17 Removing the Fan Motor 3 2 3 9 Fusing Unit Removal 1 Open the top cover Remove the imaging cartridge Cover the imaging cartridge to protect it from the light or place it in a dark area Remove the control panel Refer to Section 3 2 1 3 Remove the paper cover Remove the right cover and left cover Refer to Section 3 2 2 Remove the upper unit Remove the rear frame Refer to Section 3 2 2 2 Disconnect the connector for the thermistor in the fusing unit the comector for the paper exit sensor and CN4 on the power supply board PWB E 8 Remove2 CP O screws x 6 on fusing unit and remove the fusing unit M3 x 6 CP O x 6 PWB E a Figure 3 18 Removing the Fusing Unit Rev 3 15 Disassembly and Assembly EPL 5000 5200 Action Laser 1000 1500 Service Manual 3 2 3 10 Fusing Unit Disassembly This section describes the removing the paper exit sensor heater lamp cleaning lower fusing roller and upper fusing roller 1 Remove the fusin
83. circuit The scanner mirror motor is driven while the scanner motor receives the SCANNER MIRROR MOTOR M2 ON signal Engine Controller Board PWB A Scanner Motor 5 2 GND2 5 POLYGON MOTOR 7 PORYGONLOCK gt PORYGON CLOCK Figure 2 21 Scanner Motor Control Circuit Figure 2 22 is the scanner mirror motor driving timing chart The scanner mirror motor rotates 0 15 seconds after the main motor MI turns on If the MIRROR MOTOR LOCK M2 LOCK signal is not turned on within 3 seconds after the seamer mirror motor turns on the printer indicates a scanner mirror motor malfunction Main Motor On sec CN5A 3 Figure 2 22 Scanner Motor Driving Start Timing Rev A 2 11 Operating Principles EPL 5000 5200 Action Laser 1000 1500 Service Manual 2 1 2 5 Laser Diode Drive Figure 2 23 shows the laser diode drive circuit Laser diode emission is controlled by three signals L and DA2 from the engine controller board PWB A Laser Diode co DA2 LD SOS Mirror DAI Sos PWB D L DATA SOS sensor Engine Controller Board PWB A Figure 2 23 Laser Diode Drive Circuit The L DATA signal is the laser ON OFF signal When it is LOW the laser emits and when it is HIGH laser stops emitting L DATA is the combination of the two signals in the figure below If the VIDEO or the FORCED LASER DIODE ON signal is activated LOW the L DATA signal will be active
84. d causing the shutter to interrupt light from the LED to the photo transistor This causes the signal to go HIGH informing the engine driver that the paper tray or the cassette is empty When the paper take up solenoid is actuated the paper take up roller rotates and feeds the first page The paper take up roller stops after one rotation Unlike the EPL 7000 7100 7500 and EPL 8000 8100 which have synchronizing roller the EPL 5000 5200 and ActionLaser 1000 1500 have no synchronizing roller is installed The timing to align the leading edge of the page with image is detected by the paper take up sensor When the page is on top of the paper take up sensor the detection lever is lowered allowing light from the LED to reach the photo transistor This causes the signal to go HIGH informing the engine driver that paper has been detected The paper exit sensor is located beyond the fusing roller in the paper path When paper passes the paper exit sensor the detection lever is lowered allowing light from the LED to reach the photo transistor This causes the signal to go HIGH informing the engine driver that paper has been delivered Multi Purpose Tray Standard Tray The paper guide can be moved to fit against the sides of various sizes of paper allowing them to be fed Although the paper take up roller stops after one rotation the transport rollers continue to feed the first page because these rollers are independent of the paper take
85. d press the CONTINUE button Confirm and press the CONTINUE button 3 Confirm and press the CONTINUE button And add optional RAM chips 3 Add memory Press the LEVEL 2 button to enter SelecType Level 2 and adjust the INDIVIDUAL memory distribution or reduce RX BUFFER SIZE Set PostScript mode to one channel Confirm and press the CONTINUE button or power off Add optional RAM chips 6 3 Confirm and press the CONTINUE button 3 Load proper paper and press the CONTINUE button or simply press the CONTINUE button PRESS ON LINE is dispfayed when paper is loaded in the standard or optional tray After this displays press the ON LINE button Load paper into the cassette Close the cover XXXXX is toner left Rev A General Description EPL 5000 5200 Action Laser 100011500 Service Manual Table 1 16 Error Messages Continued Message Status Measures The optional lower cassette has Connect the optional lower cassette RESELECT TRAY been selected but it s not and press the CONTINUE button connected 1 Or press the CONTINUE button 3 Remove the jammed paper A paper jam has occurred in the Afterward press the CONTINUE FEED JAM feed process 1 button System recovery is always performed automatically Open the cover and remove the PAPER JAM A paper jam has occurred jammed paper Afterward close the cover SPL IGNORED The mode was not changed by EJL Confirm and press the C
86. dge bending 1 cm or more 1 out of 1 000 sheets MTTR Mean Time To Repair 30 minutes or less Durability 5 years or 180 0000 sheets 1 2 4 Environmental Conditions for Operating Include Imaging Cartridge Temperature 10to35 C 50 to 95 Humidity 15 to 85 RH Altitude 2 500 m 8 200 feet or lower Levelness Printer should be installed on a level plane Illuminance 3 000 Iux or less Must not be exposed to direct sunlight Surrounding space Printer should have at least 100 mm clearance on its sides and rear 1 2 5 Environmental Conditions for Storage and Transportation Exclude Imaging Cartridge Temperature Oto35 C 32 to 95 F over full storage term 20 to55 C Ato 131 F under extreme conditions Extremes are allowable for up to 1 30 of full storage term Temperature variation must be10 C 18 F hour or less Humidity 30t085 0RH over full storage term 10 to 95 under extreme conditions Extremes are allowable for up to 1 30 of full storage term Drop test Clear to JIS 20200 1987 Level 1 Vibration Vibration frequency 5 to 100 Hz and 100 to5 Hz Acceleration 1G Acceleration direction 3direction Resistance to atmospheric pressure More than 613 mb Storage term 24 months following date of manufacture 1 Rev A General Description 1 2 6 Applicable Standards Safety Standards 120 model 220 240 VAC model Safety Regulations Laser radiation 120 VAC model
87. doctor blade spreads a thin even coat of toner over the flexible sleeve When the toner passes between the doctor blade and the flexible sleeve it becomes negatively charged The flexible sleeve transports toner to the surface of the PC drum and controls the development with the developing bias voltage No positive toner is transported and the doctor blade is charged to prevent printing from having a foggy background c Resin Sleeve Toner eg Doctor 1 b C CO cr ccr PC Drum PC Orum Pu Figure 2 7 Development Toner Image 2 1 1 5 Drum Cleaning After the image is transferred onto paper any remaining toner on the PC drum is scraped off by the cleaning blade and collected in the used toner bottle Rev 2 5 Operating Principles EPL 5000 5200 Action Laser 1000 1500 Service Manual 2 1 1 6 Image Transfer Image transfer is the process of transferring the toner created on the PC drum during the developing process to the paper This printer uses the roller image transfer method instead of corona image transfer as the image transfer process In roller image transfer there is no generation of ozone as there is with corona discharge Also there is no blurring caused by motion in the image transfer because the image transfer roller is maintained for the pressure bonding of the paper with the PC drum reverse bias voltage is applied so that the positive toner is not transferred onto the im
88. e This printer uses a brush charge method rather than the corona charge method to charge the drum In the brush charge method there is no generation of ozone as a result of corona discharge This method also allows the drum to be charged at a low voltage because a direct electric load is applied to the PC drum Charged surface Imaging Cartridge approx 750V Rayon Brush approx GND B XS to 375V sove E PC Drum A Drum Charge Bias Drum Ground _ C Developing Bias D Doctor Blade Bias Figure 2 5 Drum Charge 2 4 Vet EPL 5000 5200 Action Laser 1000 1500 Service Manual Operating Principles 2 1 1 3 Laser Exposure Laser exposure is the process of creating an invisible static electric image on the PC drum with laser beams emitted from the printhead unit The mirror motor scanner motor rotates the four sided mirror counterclockwise to produce a laser light scan One side of the mirror produces one scan The SOS start of scan sensor detects the laser rays from the SOS mirror and outputs the SOS signals to make the starting position of each line of the image uniform Laser emission Print Head Unit Approx 50V 4 Polygon Motor Invisible static electricity image Figure 2 6 Laser Exposure 2 1 1 4 Development Development is the process of creating a toner image on the PC drum by applying toner to the invisible static electric image The
89. e controller board PWB A board Figure 2 10 shows an engine controller connecting diagram Doctor Blade Bias Transfer Roller Engine Controller High voltage Development Board Supply B PWB A PWB F Charge brush Paper Take Up Sensor PSI Panel Video Thermistor Controller Board Paper Take Up Solenoid SL1 C108 Main Paper Exit Sensor PS3 Lower Paper Empty Sensor PE1 Paper Cassete Power AC Power Input Paper Empty supply Sensor Board Inter lock SW PWB E Heater Lamp Paper Take Up Solenoid 512 Figure 2 10 Engine Controller Connecting Diagram Boy A T7 R ev Operating Principles EPL 5000 5200 Action Laser 1000 1500 Service Manual 2 1 2 1 Main Motor Functions and Control power from the main motor drive is used for the photo conductor drive the developing drive the fusing drive the standard paper slot feeding drive and the lower paper cassette option feeding drive Figures 2 11 through 2 16 show the positions of the gears and rollers 17 16 25 Sleeve Roller P C Drum Revolution 3 24 04 rpm Process Speed 37 77 mm s Fig 1 Gear and Fig 2 12 P C Drive Fig 2 13 Developing oiler Positions Section Drive Section Face Up Exit Roller Transport Face Do 17 19 Roller Exit Roller 5 25 t 1 16 Transport Roller 24 13 22 Upper Fusing Roller Paper Take Up Revolution Roller 36 4
90. e counter for the first printer Figure 6 7 shows an example of when the toner counter is F i 2 Toner Left Counter Set 1 Toner Lrft Counter Check Used Imaging E F Cartridge E Current Printer New Printer Figure 6 7 Toner Counter Setting 3 If you remove an imaging cartridge from a printer with a malfunction that makes it impossible for you to read the toner counter you can use the weight of the imaging cartridge to set the toner counter when you install the cartridge again Table 6 1 shows how the weight of an imaging cartridge corresponds to the toner counter value Table 6 1 Weight and Toner Counter Value G Toner Counter Percentage of Toner Used Imaging Cartridge Weight 10070 1060 10 2 371 0 4 02 N d 99 80 1060 1036 9 37 1 36 3 02 79 60 1035 1011 9 36 2 35 4 02 39 20 985 961 g 34 5 33 6 02 cor 19 0 Less than 960 33 6 02 Rev Maintenance 1000 1500 Service Manual 6 1 2 Service Maintenance This section describes the periodic service maintenance and cleaning required 6 1 2 1 Periodic Service Maintenance The following units require periodic service maintenance because they are subject to functional deterioration as the total number of printed pages increase resulting in bad print quality Table 6 2 Periodic Service Maintenance Service Interval image Transfer Roller
91. e to the heater lamp This AC voltage is cut by the interlock switch when the case is open The fuser temperature is detected by the thermistor Based on the TH1 signals from the thermistor the engine controller board PWB A controls the fusing temperature 165 C 329 F using the FUSER LAMP signal Engine Controller Board Fusing Unit PWB A RE tttm CN11A THERMISTOR 45V hermistor Power Supply PWB Heater CN8A Lamp FUSER LAMP Figure 2 19 Fuser Control Circuit 5000 5200 Action Laser 1000 1500 Service Manual Operating Principles The following figure shows the fuser temperature control procedure Power On Hi ON 11 THICNT 1 1 See 4 5V 200 degree 3 3V 165 degree C 2 24130 degree 0 5V 55 degree Figure 2 20 Temperature for Fuser Control Procedure If the following conditions are detected the printer indicates a fuser error the LCD displays SERVICE REQ E0008 The thermistor temperature does notreach55 C 131 within 15 sec warm up period does notend within 120 seconds thermistor temperature drops to 130 C 266 F Thethermistortemperatureexceeds 200 C 392 F The thermo fuse TF1 cuts power if the temperature of the fusing section rises to an abnormally high level over 200 C 392 F 2 1 2 4 Scanner Mirror Motor Control Figure 2 21 is the scanner mirror motor M2 control
92. eck Item Check the toner level in the imaging cartridge Imaging cartridge PWB F board Imaging cartridge PWB F board Check to see if the Image transfer surface of image roller transfer roller is damaged PWB F board Check to see if paper Imaging cartridge Drum charge Check the wiring of PC drum charging bias line Printhead unit Check the wiring of developing bias line Remedy Shake the imaging cartridge Replace the imaging cartridge Replace the PWBF board Replace the imaging cartridge Replace the PWB F board Replace the image transfer roller Replace the PWB F board Replace paper Replace the printhead unit Adjust the print density using SelecType level 2 Replace the imaging cartridge Replace the PWB F board Replace the PWB F board Replace the imaging cartridge Adjust the print density in SelecType level 2 Replace the printhead unit 5 11 Troubleshooting 5000 5200 Action Laser 1000 1500 Service Manual Table 5 29 Print Quality Anomaly Continued Symptom Possible Cause Part Name Check Item Remedy 3lank print Imaging check whelbes Reinstall the imaging imaging cartridge is cartridge Poor fariridge installed properly ue 0 development Replace the PWB F PWB F board board Improper Replace the PWB F charging PWE F board board Image transfer cade gon Replace the image Poor
93. ed by the amount of dateafiNDe esumareli y muiapiying IN by 8 to 20 bytes In 2 the amount of memory used can be calculated as described below using the value n defined for the FULL PRINT setting 20 KBxn 0 lt lt 62 Settings that exceed the ranges shown below waste memory capacity The system goes into full page buffer mode if any of the following maximum n values is reached Printing is done after the complete image for the page has been developed in RAM However the n value should be set to the minimum necessary value It is recommended that there be a total of 15 or more memory when using the full page buffer mode A4 n 51 A5 n lt 35 B5 lt 43 LT n lt 47 LG lt 62 lt 36 EXE lt 45 GLG ns 57 GLI ns 45 F4 lt 57 n lt 41 lt 31 5 lt 38 2 1 lt 37 In 3 amount of memory used is the size of the RX BUFFER SIZE in SelecType However in 6 and 7 a memory overflow may occur when the job is executed printed even though registration is possible This is because the amount of memory necessary for execution is approx 8 to 20 bytes In 8 all the allocated memory will be used If a memory shortage occurs PAGE BUFFER FULL will be displayed for 1 INSUFF MEMORY will be displayed for 4 through 8 For 2 and 3 setting SelecType will not be possible Itis suggested that you change the FULL PRINT setting if SET FULL PRINT
94. el gives you easy control over most common printer operations The panel consists of a liquid crystal display LCD indicator lights and buttons PF 4 1 LEVEL 2 0 RESET COPY END CONTINUE FEED Figure 1 4 Control Panel Display LCD A 20 character 5 x 7 dot matrix _ Fe crystal display LCD unit that indicates printer status A of printer can be displayed and mode Indicator lights B ON LINE ON Communication with the host is possible OFF Communication with the host is impossible Flashing This state occurs when the system cannot shift from off line to on line or vice versa FEED This LED indicates the data processing condition for each interface channel 5 P and ON Indicates that received data is stored in the printer that has not been printed out However the LED does not light up when only non printable data ds and other control codes is stored OFF Indicates there is no printable data remaining in the printer Fast flashing Indicates that the printer is in the process of receiving data from the host Slow flashing Indicates data has arrived on a non active channel in auto sense operation CONTINUE Flashes when an error is detected or a maintenance procedure is needed An error message appears on the display at the same time Rev 19 General Description EPL 5000 5200 Action Laser 1000 1500 Service Manual Buttons ON LINE EXIT ON
95. embly 3 1 GENERAL INFORMATION This chapter describes the disassembly assembly procedures to be used for replacing the main assemblies of the EPL 5000 5200 and ActionLaser 1000 1500 3 1 1 Precautions for Disassembly Assembly Follow the precautions below when disassembling assembling the printer VARNING Disconnect the power cord before disassemblylassembly the printer W Be sure to handle the fusing unit carefully because the unit is still hot for a while after the printer stops printing WIf it is necessary to plug in the power cord and operate the printer after disassembling it please be careful of the following 1 Keep your hands and clothing well away from operating or rotating parts such as rollers fan motors etc 2 Never touch electric terminals or high voltage components such as the charger and the high voltage unit CAUTION W Do not disassemble the imaging cartridge W If the imaging cartridge is removed from the printer do not place it in the direct sunlight W Do not disassemble the printhead unit Never turn power on if the printhead unit is not installed W To prevent damage to ICs from static electricity do not touch the ICs on the circuit board or the terminals of peripheral electrical components with your hands W Use only the recommended tools to ensure safe and efficient maintenance work Inappropriate tools may damage the machine Never open the upper unit until the main motor stops
96. ements listed below 72 pin type Capacity is oneofthe following 1MB 2MB 4MB Access speed is less than 70 ns Size is within the following dimensions 36 mm 1 42 in X 108 mm 4 25 in X 10 mm 39 in H X W X D C 5 3 EEPROM Reset EEPROM reset operations are only required when the main board replacement EEPROM replacement or firmware version is revised and these operations are specified in the accompany ing documentation EEPROM memory reset excluding clearing of the page counter and toner counter Turn on the power while pressing the ON LINE FEED and CONTINUE buttons simultaneously the printer enters EEPROM clear mode and the message START UP ERROR is displayed on the LCD Press the right cursor button settings stored in EEPROM are replaced with the factory default settings except the page counter and the value for toner left in the imaging cartridge EEPROM memory clear including clearing of thepagecounter and toner counter Turn on the power while pressing the ON LINE FEED and CONTINUE buttons simultaneously Afterward both the page counter and toner counter can be cleared by pressing either the right cursor button and holding down the CONTINUE button while the message START UP ERROR is displayed on the LCD Rev E c 5 Appendix c 6 DIFFERENCES IN COMPONENTS The different components are main board and control panel The EPL 5200 is used C108 MAIN B board and the EPL 5200 is u
97. endix Table A 1 Board Connector Summary connector Description Pins Reference Video Controller Board C108 MAIN Board CN1 Centronics parallel interface 36 pins CN2 Serial RS 232C interface Table 1 13 Table 1 14 CN3 a for PCL5 RiTech upgrade board C82907 ROM B Table A 2 4 for PCLS RITech upgrade board C82907 ROM B Table 3 CN5 Connector for HP font cartridge 50 pins Table A 4 CN6 Connector for optional I F Type B card 36 pins Table A 5 CN7 Connector for IC card 50 pins Table 6 CN8 Connector for engine controller board PWB A board 50 pins Table A 7 PCL5 RITech Upgrade Board C82907 ROM B Board Connector for video controller board C108 MAIN board 80 pins Table A 3 Engine Controller Board Board CN1 Connector for video controller board C108 MAIN bed 50 pins Table A 7 CN2 CN3 Connector for control panel CN4 16 pins CN5 Connector for printhead unit 13 pins Table A 8 9pins Connector for paper take up solenoid paper exit sensor and paper empty sensor Table A 9 CN6 CN7 Connector for high voftage supply board PWB F board Table A 10 CN8 Connector for power suppfy board PWB E board 11 pins Table A 1 1 CN9 Connector for lower paper cassette Table A 1 2 CN11 Connector for thermistor 2 pins Table 1 3 2 Panel 1 Connector for engine controller board
98. er 1000 1500 Service Manual 3 2 DISASSEMBLY AND ASSEMBLY This section describes and illustrates the procedures for removing and disassembling the components of the EPL 5000 5200 and ActionLaser 1000 1500 Cleaning is described in Chapter 6 The assembly procedures are not described except for special notes where necessary because assembly can be accomplished by performing disassembly in reverse 3 2 1 Removal of the Video Controller Section The control section is comprised of the video controller board the C108 MAIN board the PCL5 RITech upgrade board C82907 ROM B board and the control panel board 3 2 1 1 Video Controller Board C108 MAIN Removal CAUTION Before you remove the video controller board make sure that you remove any optional cards or cartridges Otherwise you may damage the cartridge or card connectors on the board as well as the cartridge or card itself 1 Turn the printer so that its left side faces you 2 Remove the 2 SCB screws x 14 securing the interface card cover then pull off the cover 3 Remove the 3 SCB S P1 screws M3 x 6 that secure the metal bracket on the left side of the printer Interface ScB S P1 SCB M3x 14 Card Cover M3x 6 Figure 3 1 Removing the Interface Figure 3 2 Removing the 3 Screws over 4 Pull the tab on the bottom of the bracket to release the video controller board as shown below 5 Grasp the board with both hands and pull it out of its
99. for C108 MAIN B B 4 Figure B 3 C108 MAIN B Board Circuit Diagram B 7 Figure B 4 C108 MAIN B Board Component Layout Front B 9 Figure B 5 C108 MAIN B Board Component Layout Back B 9 List of Tables Table B 1 C108 MAIN B Board Block Diagram B 2 Table B 2 Functions of C108 MAIN B Board Main Elements B 3 Table B 3 Board Connector B 5 Rev C B i EPL 5000 5200 ActionLaser 100WI5OO Service Manual Appendix B B 1 GENERAL INFORMATION This chapter describes only differences between the current EPL 5200 ActionLaser 1500 and new EPL 5200 ActionLaser 1500 The new EPL 5200 ActionLaser 1500 is changed Video Controller Board The current EPL 5200 ActionLaser 1500 used Video controller boards for C108 MAIN board and C82907 ROM B board and the new EPL 5200 ActionLaser 1500 used C108 W B board only The functions for C108 MAIN B bead are same as the C108 MAIN board with C82907 ROM B board The specifications for new EPL 5200 ActionLaser 1500 and current EPL 5200 ActionLaser 1500 are same B 2 MAIN COMPONENTS This section describes the C108 MAIN B board 6 2 1 C108 MAIN B Board The C108 MAIN B board is video controller board The functions of this board main are receiving print data from host generating the print image video and sending the print image to the engine cont
100. g unit Refer to Section 3 2 3 9 2 Remove the paper exit sensor 3 Remove 2 CC screws M3x6 for the side covers and remove the side covers CAUTION Do not touch the glass surface of the lamp with your bare hands 4 Remove 2 CC screws M3x 6 on the heater lamp support plate and remove the heater lamp support plate 5 Remove the heater lamp Paper Exit Sensor Heater Lamp ___ CC M3x6 C3 CC M3x6 Figure 3 19 Disassembling the Fusing Unit 1 CAUTION Be careful not to scratch the surface of the upper fusing roller 6 Remove 2 CC screws M3x 6 on the guide plate and remove the guide plate 7 Remove 2 springs and 2 bushings on the cleaning roller and remove the cleaning roller 8 Remove 2 springs and 2 bushings on the lower fusing roller and remove the lower fusing roller 9 Remove 2 C rings and 2 bushings on the upper fusing roller and remove the upper fusing roller M3 x 6 Upper Fusing Roller Cleaning Roller Figure 3 20 Disassembling the Fusing Unit 2 3 16 Rev A TA 5000 5200 Action Laser 1000 1500 Service Manual and Assembly 3 2 3 11 Image Transfer Roller Removal 1 m Open the top cover Remove the imaging cartridge Cover the imaging cartridge to protect it from the light or place it in a dark area Remove the control panel Refer to Section 32 13 Remove the paper cover Re
101. gure 6 2 Cleaning Printhead Unit Lens Rev Maintenance EPL 5000 5200 Action Laser 1000 1500 Service Manual 6 1 1 2 Consumable Replacement This printer uses consumable imaging cartridge 5051011 The life of this cartridge is 6000 pages when printing on A4 or letter size pages witha print ratio If printed images become faint you may recover darker printing by shaking the imaging cartridge Change the imaging cartridge when printing is still light after shaking the cartridge The procedure for changing the imaging cartridge is described below Imaging Cartridge Replacement 1 Gently open the upper unit and remove the imaging cartridge by pulling 2 Dispose of the used imaging cartridge 3 holding the new imaging cartridge horizontally gently shake it a few times to distribute the toner evenly A 4 EXPLODED DIAGRAM f Figures Figure A 1 Cable Connectioi ie Video Controller Section Figure A 2 Cable Connectioi e Engine Section Figure A 3 C108 MAIN Cont d Circuit Diagram Figure A 4 C82907 ROM B zircuit Diagram Figure 5 Control Panel Cir Figure 6 PWB A Board Finure 7 Basic Diar Figure 6 3 Removing the Imagin Figure 6 4 Shaking the Imaging Cartridge ae Cartridge 4 Set the imaging cartridge on a clean flat surface Firmly grip the tab on the left side of the cartridge Pull the clear seal al
102. ige OCR B DL SUB CONFIG PITCH 10 12 15 Prop CONDENSED ON OFF J MARGIN to available L R MARGIN to available T MARGIN 0 50 to 1 50 TEXT 1 to available SKIPBOTTOM ON OFF CGTABLE ITALIC PcCanF Pc USA PcNord PcMult DLoad PcPort COUNTRY USA Spainl France Japan German Norway UK Demk2 I Denmark Spain2 Swden LatinA Italy J REPRINT ON OFF AUTO CR ON OFF ZERO CHAR two types WIDE PAGE ON OFF B IMAGE DARK LIGHT BCODE E Figure l 8 SelecType Levei 1in LQandFXMode Menu Map 1 22 ev EPL 5000 5200 Action Laser 100W1500 Service Manual SelecType Level 2 FEATURE PRINT EPL 5000 Action Laser 1000 General Description EPL 5200 Action Laser 1500 EMULATION CH X LJ 2P PS amp LJ 2P 3 P Si PS amp 3 P Si mode 5 3 P Si PS amp 3 P Si 0 LQ PS amp LQ PS amp LQ FX PS amp FX FX PS amp FX EPSON GL EPSON GL PS PS EPSON GL2 PS amp GL2 EPSON 612 PS amp GL2 INTERFACE CH P CONFIG I F SLCT IN PARALLEL AUTOFEED BUSY DELAY CH S CONFIG I F WORD LENGTH BAUDRATE PARITY STOP BIT DTR XON XOFF ENQ ACK DSR CTS 5 0 CH TIMEOUT AUTO CONT LANG X K XK XK AUTOSENSE INDIVIDU
103. ilable in SelecType Level 2 for RITech HEAVY MEDIUM LIGHT OFF When the toner density of area A is almost the same as that of area B as shown in the figure below it is the optimum setting In other words the optimum setting is achieved when it is difficult to distinguish the shape of area A from that of B Figure 1 16 RiTech Adjustment 1 32 Rev EPL 5000 5200 Action Laser 100W7500 Service Manual General Description 1 4 9 EEPROM Reset EEPROM reset operations are only required when the main board replacement EEPROM replacement or firmware version is revised and these operations are specified in the accompany ing documentation EEPROM memory reset excluding clearing of the page counter and toner counter Turn on the power while pressing the ON LINE FEED and CONTINUE buttons simultaneously the printer enters EEPROM clear mode and the message STARTUP ERROR is displayed on the LCD Press the left or right cursor button default paper size selection A4 or letter All settings stored in EEPROM are replaced with the factory default settings except the page counter and the value for toner left in the imaging cartridge EEPROM memory all clear including clearing of the page counter and toner counter Turn on the power while pressing the ON LINE FEED and CONTINUE buttons simultaneously Afterward both the page counter and toner counter can be cleared by pressing either the left or right cursor butt
104. image roller roller 9 transfer roller transfer Improper print density setting Defective printhead unit Black print E Improper charging Poor development Improper setting of the print density Defective printhead unit PWB F board Printhead unit Imaging cartridge Replace the PWB F board Adjust the print density in SelecType level 2 Replace the printhead unit Replace the imaging cartridge PWB F board Replace the PWB F board Imaging cartridge PWB F board Replace the imaging cartridge Replace the PWB F board Adjust the print White black lines and bands Improper charging Poor development Improper drum cleaning density by SelecType level 2 Replace the printhead Printhead unit an Shake the imaging Imaging cartridge cartridge Replace the imaging cartridge m Replace the PWB F PWB F board board Imaging EN Replace the imaging cartridge cartridge Imaging __ Replace the imaging cartridge cartridge Dirt on the fusing Fusing roller roller Clean the fusing roller Rev 5 12 EPL 5000 5200 Action Laser 100 500 Service Manual Troubleshooting Table 5 29 Print Quality Anomaly Continued Symptom White black lines and bands Areas of missing print lt gt Possible Cause Improper fusing
105. ine controller board This serial image data is called the VIDEO signal of video interface The signal line of the internal video interface circuit the C108 MAIN board and engine controller board can be broadly divided into four groups The first group PRINT CPRDY EPRDY and PRDY gives the status of either the video controller or engine controller and indicates whether they are ready to communicate with each other or ready to start the printing operation The second group VSYNC is the synchronizing signal for the printing operation The third group VIDEO is the serial video data signal The fourth group CMD SRCLK CTBSY and ETBSY is used to transfer the coremands from the video controller or the status from the engine controller for printer mechanism control This printer has RITech function optionally EPL 5000 ActionLaser 1000 or standard EPL 5200 ActionLaser 1500 This function modifies the VIDEO signal with the E05A74 gate array on the C82907 ROM B board If the C82907 ROM B board is installed the VIDEO signal travels through the C82907 board to engine controller board 2 2 2 C82907 ROM B Board Operation The C82907 ROM B board has two functions HP PCL 5 emulation and the RITech function The ROM stores the PCL 5 EPSON GL 2 commands and fonts The RITech function modifies the VIDEO signal to smooth printed edges Table 2 3 lists the functions of the main elements of the C82907 ROM B board Table 2 3 F
106. ing cartridge Toner cartridge C82307 C82308 32KB serial interface card 8231014 C82311 32KB parallel interface card T C82312 LocalTalk card C82313 32KB IEEE 488 interface card C82314 COAX interface card Supports local language fonts Lower paper cassette C82315 TWINAX interface card Rev 1 Appendix EPL 5200 Service Manual C 3 SPECIFICATIONS This section provides statistical data for the EPL 5200 Built in modes HP LaserJet 4L emulation PCL5e EPSON GL 2 mode LJ4L GL 2 mode and GL like mode FX FX 800 1000 emulation mode LQ LQ 2500 emulation mode Optional modes EpsonScript level 2 PostScript level 2 emulation Built in fonts See Table C 2 Table C 2 Built in Fonts Applicable Mode Resident Fonts Bitmap fonts Line printer 16 66 cpi Portrait 5 5 10 Portrait 5 5 12 Portrait 5 5 Presitage 12 cpi Portrait NS 5 Presitage 20 cpi Portrait NS 5 Scalable fonts Dutch 801 Roman SWC 5 NS Dutch 801 Bold SWC 5 NS Dutch 801 Italic SWC 5 NS Dutch 801 Bold Italic SWC 5 NS Swiss 742 SWC 5 NS Swiss 742 Bold SWC 5 NS Swiss 742 Medium Italic SWC 5 NS Swiss 742 Bold Italic SWC 5 NS Swiss 721 Roman SWM 5 NS Swiss 721 Bold SWM 5 NS Swiss 721 Oblique SWM 5 NS Swiss 721 Bold Oblique SWM 5 NS Dutch 801 Roman SWM 5 NS Dutch 801 Bold SWM 5 NS Dutch 801 Italic SWM 5 NS Dutch 801 Bold Italic SWM 5 NS Sy
107. ion model Yes Yes Yes Yes For HP L J and GQ OCR BAR CODE mode OCR A B fonts 2390 font card are also usable in ves ves Tes yes ESC P mode C826031 22 scalable font card For GQ mode maU 5 lt Yes Yes C82608 51 scalable font card For HP UJ III mode Note 3 es es supports Postscript Yes Yes Yes Yes 82609 PostScript card language Note 4 Note 4 Note 4 Note 4 C82602 EPSON GL Identity Supports HP GL Yes Yes Yes Yes card commands Note 4 Note 4 Note 4 Note 4 HP LaserJet Epson PCL5 111 1 HP IIISi emulation C82322 RiTech Upgrade mode includes Yes No Yes No Board EPSON GL 2 mode and support Supports GQ mode Yes Yes chip ROM fonts and commands Note 5 Note 5 52 ES supports local Yes Yes boca language ROM language fonts Note 5 Note 5 t C82904 0 5 RAM chips 0 5MByte RAM chip set Yes C82905 2 OMByte RAM chips 2 OMByte RAM chip set Yes A 250 sheet lower 2812302 paper cassette A4 Lower paper cassette Yes Yes E No 250 sheet lower 5812301 paper cassette A L Lower paper cassette 81231 Face up tray Yes 9051011 Imaging cartridge Toner cartridge Yes 282305 Uu 282306 Serial interface card to Yes No gt 82307 32KB serial interface 282208 card Yes Yes Yes Yes 1 3 Rev A General Description EPL 5000 5200 Action Laser 100WI5OO Service Manual Table 1 2 O
108. is displayed It is necessary to install optional memory if INSUFF MEMORY or PAGE BUFFER FULL is displayed Rev A 1 29 General Description EPL 5000 5200 Action Laser 1000 1500 Service Manual 1 4 6 Optional Memory If you have difficulty printing complex graphics intensive pages of if you regularly use downloaded fonts you may need to install the optional memory chip sets on this printer s controller board The printer s controller board comes with either 0 5MB of RAM installed for the EPL 5000 ActionLaser 1000 or 1 0MB of RAM installed for EPL 5200 ActionLaser 1500 Two types of RAM chip sets are available 0 5MB RAM chip set Each set contains four 256K bit x 4 80 ns DRAM 20 pin DIP chips 2 0MB RAM chip set Each set contains four 1 Mbit x 4 80 ns DRAM 20 pin DIP chips By installing RAM chip sets you can increase the printer s memory to a total of 6 5MB for the EPL 5000 ActionLaser 1000 or 5 0MB for EPL 5200 ActionLaser 1500 including the resident memory The table below describes the RAM chip combinations Table 1 18 RAM Chip Combinations Total RAM Chip Set Installed EPL 5000 ActionLaser 1000 EPL 5200 ActionLaser 1500 No chip sets One 0 5MB chip set Two 0 5MB chip sets Three 0 5MB chip sets 2 0MB 2 0 2 5MB 3 0MB One 2 0MB chip set One 0 5MB chio set SMe SOME One 2 0MB chip set Two 0 5MB chip sets 3 5 Tw
109. ith no data in the buffer NEW CARTRIDGE YES RESET NO CONTINUE 4 This message displays for 10 seconds at power on when toner is out the TONER display is E F To reset the toner counter press the RESET button The toner counter does not change when you hold down the CONTINUE button for over 10 seconds 1 The right side of the LCD panel indicates the charnel and software mode 2 When the multicopy print mode is selected the number of copies printed X and the number of copies specified Y are displayed X Y 3 Theright side of the LCD panel indicates the TONER LEFT 4 This message displays also when the cover is open and toner is out the TONER display is E F To reset the toner counter press the RESET button The toner counter will not change if you press the CONTINUE button or close the cover 1 24 Rev EPL 5000 5200 Action Laser 1000 1500 Service Manual 1 4 3 2 Error Messages If any of the following errors occurs it will be displayed on the LCD panel The error must be cleared immediately using the measures shown in the following table Table 1 16 Error Messages Message SAVE MEMORY OVERFLOW RESIDENT CARD ILLEGAL CARD X REMOVE CARD CARD MEMORY OVERFLOW SET FULL PRINT PAGE BUFFER FULL ADD MEMORY FOR CH X INVALID ASSIGN INSUFF MEMORY PAPER SIZE ERROR TRAY SET xxx paper size xx is OPT STD or UTO APER OUT APER OUT XXX paper size
110. ix A 1 4High Voltage Supply Board PWB F Board Table A 16 CN2 Pin Assignment Pin No Signal Name Description 24 VDC M3 control Description 1 5 VDC 5 2 GND1 Ground a PC2 Paper take up Rev A 5000 5200 Action Laser 100W1500 Service Manual Appendix IIT RAE zz gt oo Oremwnere olo LE LLLI LLL 27C4001 27C4001 4444444444 44444444 ER 79 o DE ie he e 412 II DIDIM H m al 27 8000 1684 C3 5 20 99902650 1 2 SRAM64K 1 Cae 5 i N 1 RO lare Ta eter ya 55212222 Oo lt lt 4 lt 4 lt lt lt lt lt lt lt XXZXX 555 21444 RAMOS RAMOS RAMO gt on ozo aT ENT Eat vza Dor as 94424
111. l panel adjust the image synchronizing adjustment volume VR1A on the engine controller board PWB A so that the gap for the print position of the horizontal line vertical print position becomes 32 4 mm 1 27 inch for the EPL 5000 ActionLaser 1000 33 5 mm 1 32 inch for the EPL 5200 ActionLaser 1500 Turn clockwise to decrease the gap for the print position of the horizontal line Turn VR1A counterclockwise to increase the gap 6 Turn on the printer Run a FEATURE PRINT in SelecType Level 2 again to check the print position Repeat steps 3 to 7 above until the print position is 32 4 mm 1 27 inch or 33 5 mm 1 32 inch 9 Reattach the control panel securing it with the one screw close the upper cover and close the upper unit Figure 4 3 Holding the Control Panel Figure 4 4 Closing the Upper Cover and Adjusting VR1A and the Upper Unit 4 2 Rev Chapter 5 Troubleshooting Table of Contents 5 1 OVERVIEW 5 1 5 2 SELF DIAGNOSTIC FUNCTION 5 1 5 3 TROUBLESHOOTING TOOL 5 2 5 4 TROUBLESHOOTING 5 2 5 4 1 Troubleshooting of Abnormal Operation 5 2 5 4 2 Print Quality Anomaly 52 ox P eu reser On LT List of Tables Table 5 1 Messages Requiring Service Maintenance 5 1 Table 5 2 Extension 5 2 Table 5 3 Symptoms and Reference Table 5 2 Table 5 4 The Printer D
112. l the way out with firm even pressure as shown 5 Shake the imaging cartridge again 6 Insert the imaging cartridge into the printer by placing the pins on each side of the into the grooves inside the printer Slide it gently into the opening until it stops Leave t cover open Figure 6 5 the Clear Figure 6 6 Inserting the Imaging Cartridge 6 2 Rev A n 2 Maintenance 5000 5200 Action Laser 1000 1500 Service Reset the TONER Setting This printer does not have a toner out sensor but it does have a toner counter in EEPROM on the C108 MAIN board You must reset the this counter when replacing the imaging cartridge The counter reset procedure has the two options below When LCD displays NEW CARTRIDGE YES PRESS RESET NO PRESS CONTINUE Press the RESET button on the control panel When LCD does not display NEW CARTRIDGE YES PRESS RESET NO PRESS CONTINUE Select the TONER option in SelecType Level 2 and then select NEW Notes 1 The toner counter increments at the same rate as the page counter until you reset the toner counter when you install a cartridge 2 When you want to move an imaging cartridge from one printer to another e Check the current setting for the toner counter in the first printer from E for tow toner to E F for full toner level Select TONER in SelecType Level 2 in the second printer and set the toner counter to the same value as th
113. lace it in a dark area Remove the control panel Refer to Section 3 2 1 3 Remove the paper cover Remove 3 CC screws M3x 8 for the paper guide case and remove the paper guide case Loosen 2 CC screws M3 x 8 and the front cover Remove 1 CCB screw M3x 8 and 2 CC screws M3x 8 and remove the right cover Remove 3 CC screws x 8 and left cover Remove the top cover CC M3x 8 CC M3 x8 Figure 3 8 Removing the Housing EPL 5000 5200 Action Laser 1000 1500 Service Manual Disassembly and Assembly 3 2 2 2 Rear Frame Removal R 1 Remove the video controller board C108 MAIN board Refer to Section 3 2 1 1 Open the top cover Remove the imaging cartridge Cover the imaging cartridge to protect it from the light or place it in a dark area N Remove the control panel Refer to Section 3 2 13 Remove the paper cover Remove therightcoverand left cover Refer to Section 3 2 2 Remove the top cover Remove 6 screws x 6 and lift the rear frame Discomect comector 1 the power supply board PWB E and connector CN2 on the high voltage supply board PWB F gt PWE3 E Board CP O 3 x 6 Figure 3 9 Removing the Rear Frame Disassembly and Assembly EPL 5000 5200 Action Laser 1000 1500 Service Manual 3 2 3 Disassembling the Engine This section describes disassembling the engine including the engine contr
114. lation Switch by SPL 1472 Intelligent Emulation Switch The Intelligent Emulation Switch IES automatically switches the emulation switch mode depending on the data sent from thehostcomputer through one of the interface channels It is able to switch between PostScript and other modes as shown in the figure below Figure 1 14 Intelligent Emulation Switch Rev B 1 31 General Description EPL 5000 5200 Action Laser 1000 1500 Service Manual 1 4 8Resolution Improvement Technology The EPL 5200 ActionLaser 1500 and the EPL 5000 ActionLaser 1000 with the optional Epson PCL5 RITech Upgrade board have RITech Resolution Improvement Technology which is designed to improve print quality By this method the dot map data extracted from the image data is reassembled to improve print data The main improvement of this technique is in eliminating jaggies in diagonal lines Also it is most effective when the dot map data fits the development characteristics of the printer mechanism well It is therefore necessary to set appropriate values in SelecType mode Figure 1 15 Effect of RITech Note R Tech is not as effective for printing a mesh pattern or gray scale In such cases R Tech must beset to OFF The default setting is MEDIUM Since the R Tech effect depends on the toner condition it should be adjusted when the imaging cartridge is replaced or after the imaging cartridge is used for a long time The following settings are ava
115. ller Table 5 11 The LCD Displays PAPER JAM at Power On Cause Step Checkpoint Finding Solution Reposition the The paper take up sensor Is the paper take up sensor No paper take up flag position may be incorrect flag position OK sensor flag i Reposition the The paper exit sensor flag 2 Is the paper exit sensor flag No paper exit sensor position may be incorrect position OK flag The paper take up sensor connector be 3 isthe paper sensor Yes Conned it connector disconnected disconnected The paper exit sensor F connector may be 4 is the sensor Yes Connect it connector disconnected disconnected The paper exit sensor may 2 mM b dead 5 Replace it The paper take up sensor __ m may be dead 6 Replace it 5 6 Rev Troubleshooting EPL 5000 5200 Action Laser 1000 1500 Service Manual Table 5 16 The LCD Displays SERVICE REQ E0003 The connector for the thermistor may be disconnected The PWB A board maybe dead The heater lamp or thermal fuse in fusing unit maybe bad The PWB E board maybe dead Checkpoint Is the connector for the thermistor disconnected Does the heater lamp remain lit up until an error occurs Does the heater lamp come on at power on Finding Solution Yes Connect it Replace the Yes PWB A board Replace the heater No lamp or thermal fuse in fusing unit Replace the PWB E
116. mbol Set SWA 5 NS More WingBats SWM 5 NS Courier SWC 5 NS Courier Bold SWC 5 NS Courier Italic SWC 5 NS Courier Bold Italic SWC 5 NS S Supported NS Not Supported 2 Rev EPL 5200 Service Manual Appendix C C 4 INTERFACE SPECIFICATIONS The EPL 5200 is equipped with the following external interfaces Centronics bi directional parallel interface Optional Type B interface The bi directional parallel interface specifications of EPL 5200 is same as EPL 3000 Please refer to EPL 3000 SERVICE MANUAL C 5 OPERATING INSTRUCTIONS This section describes the functions performed through the control panel such as test print hexadecimal dump and SelecType functions C 5 1 Control Panel The printer control panel gives you easy control over most common printer operations The panel consists of a liquid crystal display LCD indicator lights and buttons Display LCD 20 character 5 7 dot matrix by l row liquid crystal display LCD unit that indicates printer status A variety of printer parameters can be displayed and set using SelecType mode Indicator lights B ONLINE ON Communication with the host is possible OFF Communication with the host is impossible Flashing This state occurs when the system cannot shift from off line to on line or vice versa FEED This LED indicates the data processing condition for each interface channel S P and ON Indicates that received data is st
117. ment 7 Table 6 CN7 Pin n n 7 Table 7 CN8pin Assignment 8 Table 8 CN5 Pin Assignment suum ve 9 Table 9 Pin 5 A 9 Table A 10 CN7 Pin 9 A 9 Table 11 CN8 A 10 Table A 12 CNQ Pin A 10 Table A 13 11 10 Table 14 CN2 Pin isis 10 Table 15 CN4 Pin 10 Table 16 CN2 Pin 5 0 9 9 A 11 Table A 17 CN3pin n n n ete A 11 A ii Rev A EPL 5000 5200 Action Laser 1000 1500 Service Manual Appendix A 1 CONNECTOR PIN ASSIGNMENTS Figures A 1 and A 2 illustrate the interconnection of the primary components Table A 1 gives the size and a description of each connector Video Controller Board C108 MAIN Board CN N6 Et TR ETE Parallel I F Option Card CN RS 232C 82907 IC card Ns CN1 11 V oU and CN4 CN1 Engine HP font cartridge Controller hres nw Board CNS Figure A 1 Cable
118. mme ldl LINN H3MOd 3 IuQ ev gt iagram ircuit D C343 Figure A 7 Basic C 16 Appendix EPL 5000 5200 Action Laser 1000 1500 Service Manual A 3 CIRCUIT BOARD COMPONENT LAYOUT 5 Jj We 0 Be zav o 424 do Figure A 8 C108 MAIN Board Component Layout Front Side Rev A Appendix EPL 5000 5200 Action Laser 1000 1500 Service Manual 2 2 wi ec ceu Figure A 9 C108 MAIN Board Component Layout Back Side 8 2 Rev A EPL 5000 5200 Action Laser 10QW1500 Service Manual Appendix 13 ASSY 200934500 778 E ar a 8 a Ge 2764001 12275 f Figure A 10 C82907 ROM B Board Component Layout Front Side 80 8 CNI 2 c2 N g cs H gt 8 Q 8 05 200934600 Figure A Il C82907 ROM B Board Component Layout Back Side Rev A A 19 Appendix Table of Contents B 1GENERAL INFORMATION B 1 B 2 MAIN COMPONENTS 1 2 1 108 MAINE 1 B 3 108 MAIN B BOARD OPERATION B 2 B 4 CONNECTOR PIN ASSIGNMENTS B 4 B 5 CIRCUIT DIAGRAM B 7 B 6 CIRCUIT BOARD COMPONENT LAYOUT B 9 List of Figures Figure B 1 C108 MAIN B Board Block B 2 Figure B 2 Cable Connections
119. move the left and right covers Refer to section 3 2 2 1 Remove the top cover Refer to Section 3 2 2 1 Remove the rear frame Refer to Section 32 2 2 Remove the fusing unit Refer to Section 3 23 9 Slide the image transfer assembly to the left lift up the right side and remove the image transfer assembly Remove the image transfer roller Figure 3 22 Removing the Image Transfer Roller Rev A Disassembly and Assembly EPL 5000 5200 Action Laser 1000 1500 Service Manual 3 2 3 12 Paper Take Up Roller Removal 1 A 12 13 14 15 Open the top cover Remove the imaging cartridge Cover the imaging cartridge to protect it from the light or place it in a dark area Remove the control panel Refer to Section 3 2 1 3 Remove the paper cover Remove the left and right covers Refer to Section 3 2 2 1 Remove the top cover Refer to Section 3 2 2 1 Remove the rear frame Refer to Section 3 2 2 2 Remove the fusing unit Refer to Section 3 2 3 9 Remove the power supply unit Refer to Section 3 2 3 2 Remove the printhead unit Refer to Section 3 2 3 4 Remove the image transfer assembly Refer to Section 3 2 3 11 Disconnect comectors CN1 CN3 the red wire terminal and the black wire terminal on the high voltage supply board PWB F Remove the 2 CC screws M3x 8 on the guide plate Remove the guide plate and the paper empty sensor flag
120. n The printhead unit maybe Replace the bad printhead unit The PWB A board maybe 2 ES Replace the bad PWB A board Table 5 20 The LCD Displays SERVICE REQ E0009 Checkpoint Finding Solution The printhead unit maybe Replace the dead printhead unit The PWB A board May be Replace the dead board Cause Checkpoint Finding Solution The PWB A board maybe Replace the bad PWB A board The C108 MAIN board may Replace the C108 be bad MAIN board Table 5 22 LCD Displays SERVICE REQ C0003 G3 Cause Finding Solution Replace the 2222 1 za C82907 ROM B oard may be bad Board The CI 08 MAIN board 2 E Replace the 108 may be bad MAIN board Solution The ROM 1C5 on C108 dise MAIN board may be bad MAIN board The C108 MAIN board may Replace the CI 08 be bad MAIN board Rev 5 9 Troubleshooting EPL 5000 5200 Action Laser 1000 1500 Service Manual Table 5 24 The LCD Displays SERVICE REQ C1120 Cause The ROM 1C7 on the C108 MAIN board may be bad The CI 08 MAIN board may be bad Step Checkpoint Finding Solution Replace ROM 7 on the C108 MAIN board Replace C108 MAIN board Table 5 25 The LCD Displays SERVICE REQ C1130 Cause The ROM 103 on the C82907 ROM B board may be bad Checkpoint Solution Replace the ROM IC3 on the C82907
121. nd the external devices can be initialized if both the HALT CPU pin 20 signal and the RESET signal CPU pin 21 are active simultaneously By executing a RESET instruction a RESET pulse from inside the CPU can also be issued to reset all the devices connected to the RESET line This circuit uses an M51954A IC to monitor the supply voltage and reset the CPU if a voltage level less than 4 25 V is detected The reset time is approximately 840 ms 45V 5V 5V 1 2 11 10 WCC OUT RESET M51954AFP 74LS05 Figure 2 38 Reset Circuit 2 2 1 2 Bus Control Circuit The 68000 CPU outputs the R W read write signal AS address strobe signal and the FCO FC1 and FC2 signals processor status to the E05A83 standard cell The 05 83 standard cell uses these signals to generate the RD read strobe signal DTACK wait control signal VPA interrupt control signal and BERR bus error signal E05A83 124 Address Data Bus Bus Figure 2 39 Bus Control Circuit Rev A 2 19 Operating Principles EPL 5000 5200 Action Laser 1000 1500 Service Manual 2 2 1 3 Interrupt Control The E05A83 standard cell determines the priority level of the interrupt and outputs it to terminals IPLO IPL2 Then an interrupt is sent to the CPU If the CPU accepts the interrupt terminals FCO FC2 all go HIGH to indicate the interrupt acceptance to the E05A83 standard cell The E05A83 standard cell confirms that terminals FCO
122. ndshaking with the BUSY or ACKNLG however is for data during this time It is possible to disable signal with and keep the printer constantly in the selected state In mode option or mode this affects the or lata operation according to the printer settings In HP Mode this signal always ignored 1 3 2 Serial Interface Except for the ActionLaser 1000 Type RS 232C Transfer system 777 duplex Synchronization Asynchronous start stop system Start bit 1 Stop bit lor2 Data length 7 bits or 8 bits Parity Odd even or none Protocol X ON X OFF can be combined with chin control satan control be combined with X ON X OFF Transfer speed 300 600 1200 2400 4800 9600 19200 or 38400 bps Error Overrun error Processed as missing data and replaced by Parity error Replaced by Framing error Replaced by Breaking character Ignored Signal description See Table 1 14 Table 1 14 Serial Interface Connector Pin Assignments Signal Name di Description Connected to the printer chassis The printer chassis and the signal are connected to each other reset the toner counte e ess the CONTINUE but Serial ASCII data outputted by the printer It maintains MARK state LOW between transmitted character codes Logic is at HIGH level SPACE and logic 1 is at LOW level MARK data inputted to the printer it
123. ning capacity of the receive buffer reaches 128 characters X OFF DC3 is output once It is sent only once even if there are multiple errors The printer goes on line automatically at power on and outputs an X ON code Transmission of X ON X OFF codes can be defined by SelecType B Protocol If the EPSON GL mode optional is selected protocol is also supported Rev A General Description EPL 5000 5200 Action Laser 1000 1500 Service Manual 1 3 3 Optional Interface C82305 C82306 ActionLaser 1000 Only The ActionLaser 1000 can use the non intelligent serial interface card C82305 C82306 Type Synchronization Protocol Transfer speed Error 1 18 RS 232C or current loop Asynchronous start stop system Start bit 1 Stop bit 1 Data length 7 bits or 8 bits Parity Odd even or none X ON X OFF cannot be combined with DTR control DTR control cannot be combined with X ON X OFF 300 600 1200 2400 4800 9600 or 19200 bps Overrun error Processed as missing data and replaced by Parity error Replaced by Framing error Replaced by Breaking character Ignored Rev A EA EFL 9UUU 9 t LASET TUUWT9U Service Manual General vescnpuo 1 4 OPERATING INSTRUCTIONS This section describes the functions performed through the control panel such as test print hexadecimal dump and functions 1 4 1 Control Panel The printer control pan
124. o 2 0MB chip sets 4 5MB 5 0MB Two 2 0MB chip sets One 0 5 chip set ROM Three 2 0MB chip sets 6 5MB the EPL 5200 ActionLaser 1500 one 0 5 MB chip set is initially installed so you add only two more optional chip sets 1 30 Rev A EPL 5000 5200 Action Laser 100W1500 Service Manual General Description 1 4 7 Emulation Mode Switch Function This section describes the emulation mode switch function 1 4 7 1 Emulation Switch by SPL The three types of emulation switch functions described below are available on this printer They are referred to as SPL Shared Printer Language EJL EPSON Job Language This is Epson s original language system It is able to skip among various destinations as shown in Figure 1 13 PJL Printer Job Language This is HP s original language which is available with the LaserJet MSi printer It is able to move only among PS PCL and EJL Other modes are able to entry to PJL only The precise specifications for this language are based on the HP LaserJet 91 ES Emulation Switch This is a method offered from Adobe which is able to switch between PostScript and PCL The precise specifications are based on software from Adobe The figure below shows three types of mode switching Neither EJL nor PJL switches the mode directly They first exit the current mode and return to EJL PJL Then they enter another mode EPSON GL2 EPSON GL Figure 1 13 Emu
125. odic Service Maintenance 6 4 Table 6 3 Cleaning Parts and Procedures 6 4 Rev 6 i MAS CS Sar EPL 5000 5200 Action Laser 1000 1500 Service Manual Maintenance 6 1 MAINTENANCE The EPL 5000 5200 and ActionLaser 1000 1500 are page printers that use an electrophotographic printing method Unlike with most impact or ink jet printers the key components in the electrographic process are integrated into an expendable cartridge the imaging cartridge Therefore periodic replacement of the imaging cartridge is essential to ensure high quality output Other maintenance items are also described in this section which is divided into two portions user maintenance preventive maintenance and service maintenance repair 6 1 1 User Maintenance Users can achieve maximum print quality from the printer by following the procedures below 6 1 1 1 Cleaning This section describes the cleaning required for optimal print quality ExternalCleaning Be sure to discomect the printer from the power outlet before cleaning it Wipe the cover and external parts of the printer with a damp cloth that has been soaked in a neutral cleaning solution Internal Cleaning Be sure the printer has been discomected from the power supply and that the fusing unit has cooled down If the printhead unit lens is dirty clean it using a soft cloth Figure 6 1 External Cleaning Fi
126. oes Not Operate at 5 3 Table 5 5 The Printer Des Not Start RAM Check 5 4 Table 5 6 The LCD Displays COVER 5 4 Table 5 7 The LCD Displays 5 4 Table 5 8 The LCD Displays ILLEGAL CARD 5 4 Table 5 9 The LCD Displays FEED JAM no Table 5 10 The LCD Displays FEED JAM for Lower Paper Cassette b gece 5 6 Table 5 11 The LCD Displays PAPER JAM at Power On 5 6 Table 5 12 The LCD Displays PAPER JAM during Paper Feeding 5 7 Table 5 13 The LCD Displays RESELECT TRAY 5 7 Table 5 14 The LCD Displays RAM ERROR 5 7 Table 5 15 LCD Displays START UP ERROR 5 7 Table 5 16 The LCD Displays SERVICE REQ E0008 5 8 Table 5 17 The LCD Displays SERVICE REQ E0004 5 8 Table 5 18 The LCD Displays SERVICE REQ E0005 5 9 Table 5 19 The LCD Displays SERVICE REQ E0006 5 9 Table 5 20 The LCD Displays SERVICE REQ E0009 5 9 Table 5 21 The LCD Displays SERVICE REQ 014 5 9 Table 5 22 LCD Displays SERVICE REQ C0003 5 9 Table 5 23 The LCD Displays SERVICE REQ Cl 110 5 9 Table 5 24 The LCD Displays SERVICE REQ 120
127. oller board PWB A and power supply board PWB E 3 2 3 1 Engine Controller Board PWB A Removal 1 2 Or ae N Remove the video controller board C108 MAIN board Refer to Section 3 2 1 1 Open the top cover Remove the imaging cartridge Cover the imaging cartridge to protect it from the light or place it in a dark area Remove the control panel Refer to Section 3 2 1 3 Remove the paper cover Remove the right cover Refer to Section 3 2 2 1 Disconnect connectors CN2 CN6 CN7 CN9 CN8 and CN5 on the engine controller board PWB A Remove 4 CC screws M3x 6 on the engine controller board PWB A Remove the engine controller board PWB A PWB A Board CN5 CC M3x 6 EMO AS cus CN6 CC M3 x6 Figure 3 10 Removing the Engine Controller Board PWB A Rev EPL 5000 5200 Action Laser 10LW1500 Service Manual Disassembly and Assembly 3 2 3 2 Power Supply Unit PWB E Removal 1 aA 3 gt Open the top cover Remove the imaging cartridge Cover the imaging cartridge to protect it from the light or place it in a dark area Remove the control panel Refer to Section 3 2 13 Remove the paper cover Remove the right cover Refer to Section 3 2 2 1 Disconnect connectors CN1 CN4 and CN2 on the power supply board PWB E and CN8 on engine controller board PWB A Disconnect the connectors for the interlock switch Remove 2 CP O screws M3 x
128. ompli ance is mandatory for products marketed in the United States The label shown below indicates compliance with the CDRH regulations and must be attached to laser products marketed in the United States WARNING Use of controls adjustments or performance of procedures other han those specified in this manual may result in hazardous radiation exposure Internal Laser Radiation Maximum Radiation Power 5 7 x 10 Wave Length 780 nm This is a Class Laser Diode Assay that has an invisible laser beam The print head unit is NOT A FIELD SERVICE ITEM Therefore the print head unit should not be opened under any circumstances For Other Countries Users ARNING Use of controls adjustments or performance of procedures other than those specified in this manual result in hazardous radiation exposure is is a semiconductor laser The maximum power of the laser diode is 5 7 x 10 W and the wavelength is 780 nm For Denmark Users ADVARSEL synlig laserstr ling ved bning n r sikkerhedsafbrydere er ude af funktion ndg uds ttelse for str ling Klasse 1 laser produkt der opfy Ider IEC825 sikkerheds kravene For Finland Sweden Users AROITUS Laitteen k ytt minen muulla kuin t ss mainitulla tavall aattaa altistaa k ytt j n turvallisuusluokan 1 ylitt v lle n kym tt m ll ARNING Om apparaten anv nds pa annat s tt an i denna bruksanvisning
129. on Center alignment for all sizes Paper ejection Face down face up optional Output tray capacity 100 sheets face down 20 sheets face up standard paper Printable area standard paper See Figure 1 2 2A MAMAS RARE it EPROM Printable Area IC Figure 1 2 Printable Area Note The actual printable area depends on the printer mode Noise Less than 35 standby Less than 47 operating Ozone density Less than 0 01 ppm Toxicity No toxicity exists in toner or plastic materials 36 Rev 5000 5200 Action Laser 1000 1500 Service Manual General Description 1 2 2 Electrical Specifications Table 1 6 Electrical Specifications Description 100 V Version 200 V Version Rated voltage 100 120 VAC 220 240 VAC Input voltage range 90 132 VAC 198 264 VAC Rated frequency range Input frequency range Rated current Power consumption Less than 600 W 1 2 3 Reliability Specifications MPBF Mean Prints Between Failures Over 25 000 Sheets Note indicates average number of pages printed before occurrence of problem requiring replacement or service MTBF Mean Time Between Failures 3000 Power on hours Jam rate 1 out of 2 000 sheets or less excluding multiple sheet feeding Feed failure 1 out of 2 000 sheets or less excluding multiple sheet feeding Multiple paper feeds 1 out of 500 sheets or less Paper curl height 30 mm 1 2 inches or less Leading e
130. on and holding down the CONTINUE button while the message START UP ERROR is displayed on the LCD Note This printer s STATUS SHEET is changed to EPL 5200 Action Laser 1500 while set the optional PCLS RITech Upgrade Board and EEPROM memory all clear General Description EPL 5000 5200 Action Laser 1000 1500 Service Manual 1 5 MAIN COMPONENTS To simplify maintenance and repair the main components of the EPL 5000 EPL 5200 ActionLaser G3 1000 ActionLaser 1500 have been designed for easy removal and replacement The main components are C108 MAIN Board Video controller circuit board C82907 ROM B Board 15 program and fonts ROM board Q Control Panel PWB A Board Engine controller circuit board PWB E Board Power supply circuit board Q PWB F Board High voltage supply circuit board PRINTHEAD UNIT Optical unit FUSING UNIT Q Drive Unit Q Imaging Cartridge Q Housing d Lower Paper Cassette Unit optional Face up Output Tray optional Face up Output Tray FUSING UNIT Drive Unit PWB E Board Control Panel PWB F Board PRINTHEAD UNIT PWB A Board Lower Paper Cassette C108 MAIN Board C82907 ROM B Board Figure 1 17 Component Layout 1 34 Rev 5000 5200 Action Laser 1000 1500 Service Manual General Description 1 5 1 C108 MAIN Board The C108 MAIN board is video controller board The functions of this board main are receiving print dat
131. or engine controller board PWB A board 50 pins Table A 7 Engine Controller Board PWB A Board CN1 Connector for video controller board C108 MAIN B board 50 pins Table A 7 Not used um Connector for control panel ET Not used cm Connector for printhead unit Er Table A 8 Connector for paper take up solenoid paper exit sensor and CN6 paper empty sensor 8 pins Table 9 CN7 Connector for high voltage supply board PWB F board 9 pins Table A 1 0 CN8 Connector forpowersupply board PWB E board 11 pins Table A 11 Connector for lower paper cassette 7Pins Table A 12 Notused Connector for thermistor 2pins Table 1 3 Control Panel 1 Connector for engine controller board PWB A board 16 pins Power Supply Board PWB E Board Connector for AC power inlet 4 pins Connector for main motor i Table A 14 Connector for engine controller board PWB A board 41 pin Table A 1 1 CN4 Connector for heater lamp 3pins Table A 15 E Supply Board PWB F Board Connector for engine controller board PWB A board Table A 1 0 Poe Connector for fan motor a Table A 1 6 Connector for paper take up sensor 3pins Table A 17 Rev C B 5 Appendix EPL 5000 5200 ActionLaser 1000 1500 Service Manual B 6 CIRCUIT BOARD COMPONENT LAYOUT zi penses EN or fi A e iN dva Hs 9 9 5 d 5 COI
132. ored in the printer that has not been printed out However the LED does not light up when only non printable data commands and other control codes is stored OFF Indicates there is no printable data remaining in the printer Fast flashing Indicates that the printer is in the process of receiving data from the host Slow flashing Indicates data has arrived on a non active channel in auto sense operation CONTINUE Flashes when an error is detected or a maintenance procedure is needed An error message appears on the display at the same time Rev E c 3 Appendix Buttons EPL 5200 Service Manual m ON LINE EXIT ON LINE EXIT B SelecType LEVEL 1 LEVEL 2 This button switches the printer between on line and off line mode This button is invalid in SelecType mode but is effective in the hex dump mode Exits SelecType mode Enters SelecType Level 1 Enters SelecType Level 2 If printer power is turned on while this button is pressed the printer enters hex dump mode All channels are switched to hex dump mode This button is invalid once the printer enters the hex dump mode RESET INITIALIZE RESET INITIALIZE COPY END Holding down this button until RESET appears on the display causes the printer to finish printing the current page and then stop The remaining data is discarded and some SelecType Level 1 settings return to their previously saved value Continuing to hold this button down
133. ove the paper guide 4 Remove the paper guide case Refer to Section 3 22 1 5 Disconnect connector CN5 on the engine controller board PWB A 6 Remove 2 CC screws 6 and 1CC screw 12 and remove printhead unit A P CC x 12 CC x 6 Ag PWB A Board Figure 3 13 Removing the Printhead Unit Rev B 3 11 Disassembly and Assembly EPL 5000 5200 Action Laser 1000 1500 Service Manual 3 2 3 5 Paper Empty Sensor Removal 1 Open the top cover Remove the imaging cartridge Cover the imaging cartridge to protect it from the light or place it in a dark area 2 Remove the control panel Refer to Section 3 2 1 3 3 Remove the paper cover 4 Remove the paper guide case Refer to Section 3 2 2 1 5 Remove the power supply unit Refer to Section 3 2 3 2 6 Remove thepnnthead unit Refer to Section 3 3 3 4 7 Remove the paper empty sensor 8 Disconnect the comector for the paper empty sensor Paper Empty Sensor Right Frame Connector Figure 3 14 Removing the Paper Empty Sensor 3 12 Rev XL EPL 5000 5200 Action Laser 1000 1500 Service Manual Disassembly and Assembly 3 2 3 6 High Voltage Supply Board PWB F Removal 1 Open the top cover Remove the imaging cartridge Cover the imaging cartridge to protect it from the light or place it in a dark area 2 Remove the control panel Refer to Section 3 2 1 3 3 Remove the paper cover 4 Remove
134. ptions for EPL 5000 5200 and Action Laser 1000 1500 Con t Machine Type oe escription Note EPL EPL Action 5000 5200 Laser aser 1000 1500 C82310 32KB parallel Yes Yes Yes Yes C82311 interface card C82312 LocalTalk card Yes Yes Yes Yes 32KB IEEE 488 C82313 interface No No No No C82314 COAX interface card Yes Yes Yes Yes TYINAKAterface Yes Yes Yes Yes card Notes 1 GQ mode fonts can be used if the optional GQ chip is installed 2 The ActionLaser 1000 1500 uses only card 5400 3 Scalable fonts for HP LaserJet III mode can used if the optional Epson PCL5 RITech Upgrade Board is installed 4 Requires added memory RAM over a total 1 5 MB including standard RAM 5 The GQ ROM chip option and local language ROM cannot be used at the same time EDI KMMVEOM LA Minn locas Caminan Maniial Descrintior 1 2 SPECIFICATIONS This section provides statistical data for the board The fu and ActionLaser ard main f Basic Specifications Printing method Laser beam scanning and dry Resolution 300 4 hi dots per inch Printing speed 6 PPM pages per minute First printing time IC8 Less than 19 seconds facedown output Less than 20 seconds face up output Warm up time Less than 35 seconds at rated current and 23 C 73 F temperature Paper supply See Table 1 3 Table 1 3
135. r Error E0009 Laser Light Error 20014 Communication Error for Engine Controller and Video Controller C0002 Bus Error C0003 Address Error 0004 illegal Instruction C0005 Division by Zero C0006 CHK Instruction Execution C0007 TRAPV Instruction Execution C0008 Privilege Violation C0009 Trace Mode Execution C0010 Unimplemented Instruction cool 1 Unimplemented Instruction 4 0015 Uninitialized Interrupt Video Controller C0024 Spurious Interrupt Error cl 000 RAM Error for any RAM 1110 ROM Error Location 5 on the CI 08 MAIN board cl 120 ROM Error Location 7 on the 108 MAIN board cl 130 ROM Error Location on the C82907 ROM B board cl140 ROM Error Location 126 on the C108 MAIN board C1200 EEPROM Write Error C1300 No Ready Task C1310 i Regeneration of existing task C1400 Auto vector interrupt level 7 C99991 Undefined area emancipation n the above list E indicates an engine error and C indicates a video controller error If any of these messages is displayedonthe LCD panel service maintenance is required Engine Error Rev 5 1 Troubleshooting EPL 5000 5200 Action Laser 1000 1500 Service Manual 5 3 TROUBLESHOOTING TOOL There is an extension cable provided for this printer to check the waveforms of the video controller board You can remove the video controller board C108 MAIN board from the board slot and still check its waveforms by connecting the board to the engine
136. r GL 2 mode command If the operator s application software cannot send the ESC B command then use this mode Table 1 7 Differences between EPSON GL 2 and GL 2 in the HP LaserJet 5 Emulation EPSON GL 2 Mode GL 2 for HP LaserJet Emulation Mode Does not exist Exists as the initial mode Paper eiect Supports PG AF commands Supported in PCL Auto eject SelecType setting Not available Reduced printing SelecType setting Available in PCL Switch to PCL ESC Not supported supported Ejects paper and then Ejects paper switches to PCL PJL EJL and ES Supported supported Advance Full Page PG AF Nor Notes EPSON GL 2 mode has two operational modes One is LJ3 GL 2 mode the other is the GL like mode LJ3 GL2 mode emulates the GL 2 mode in the HP Laserjet emulation The user can print with software that supports the HP 7600 series plotter The GL like mode features all the coremands of the LJ3 GL 2 mode plus two additional commands The GL like mode emulates some of the HP GL plotter HP 74754 etc commands If the application software uses unsupported coremands for the GL like mode print cannot be assured Optional modes HP LaserJet MSi emulation EPL 5000 ActionLaser 1000 EPSON GL 2 EPL 5000 ActionLaser 1000 Page Printer mode mode EPL 5000 5200 Postscript mode all models EPSON GL mode all models Auxiliary software Hex d
137. rallel Identity Card mode Mode Assign FX mode ise Channel S E Identity Card mode All User Memory Channel User 3 Figure 1 11 Auto Sense Mode Note The ActionLaser 1000 does not have a serial interface 1 4 4 3 Data Receive Buffer The size of the data receive buffer for each interface parallel serial and optional can be assigned separately through Sele ype Fee Channel P p AMP ooo i Channel S Channel O 5 Figure 1 12 Receive Buffer Allocation 1 28 ev Q EPL 5000 5200 Action Laser 1000 1500 Service Manual General Description 1 4 5 Controller RAM Status This printer allocates the controller RAM to increase efficiency The remaining RAM size can be shown using the MEMORY LEFT function in SelecType Level 1 The usable RAM size depends on user operation in the following cases 1 The size of received data except in optional EPSON CL and PostScript modes 2 The FULL PRINT setting made in SelecType 3 The RX BUFFER SIZE setting made in SelecType 4 Font downloading 5 Bit image or raster graphics downloading 6 Form overlay registration deletion for optional GQ mode 7 Macro registration deletion for HP mode 8 Business graphics registration deletion for optional 60 mode 9 The number of simultaneously used interfaces In 1 the size of memory us
138. rinter mode by command In the EPL 5200 ActionLaser 1500 and in the EPL 5000 ActionLaser 1000 with the optional Epson PCL5 RITech Upgrade Board Resolution Improvement Technology RITech refines the print quality by eliminating jagged edges from images and characters Figure 1 1 shows an exterior view of the EPL 5000 5200 and ActionLaser 1000 1500 Rev A Figure 1 1 Exterior View of the EPL 5000 5200 and Action Laser 1000 1500 General Description EPL 5000 5200 Action Laser 1000 1500 Service Manual Table 1 1 shows the differences in features for the EPL 5000 ActionLaser 1000 EPL 5000 with the optional Epson PCL5 RITech Upgrade Board ActionLaser 1000 with the optional Epson PCL5 RITech Upgrade Board EPL 5200 and ActionLaser 1500 Table 1 1 Differences in Features Action Laser Function 1000 with Action Laser Specification pcls EPL 5200 1500 Board HP LaserJet LaserJet LaserJet LaserJet LaserJet LaserJet Emulation IP 1114 Level 4 PCL5 PCL5 15 PCL59 GQ mode Optional Optional No Optional No Local Language No Optional No Optional No ROM Standard RAM Size 0 5MB 0 5MB 0 5MB 0 5MB 1 0MB 1 0MB Maximum RAM Size Optional 5 0MB 5 0MB RAM chips installed Parallel Parallel Parallel Parallel Standard RS 232C Parallel RS 232C Parallel RS 232C RS 232C Type B I F Type B VF Type B I
139. roller via the video interface A M bit 16 67 MHz CPU MC68000 location 122 is used and the following memory chips and custom ICs are assigned to the 16 MB memory space Memory chips 16 M bit Mask ROM IC5 4 4 M bit DRAM 009 IC104 16 K bit EEPROM IC8 Of MAIN EIOS 64 K bit SRAM Cfh bix Rem B Custom gt B Standard cell E05A83 IC4 TAE oare Standard cell E05A84 IC3 cna Chimba Standard cell E05A74 IC100 Bourd Others Cn Ron Shk Ron Serial interface driver receiver MAX238 IC30 C Current 7 lt New Rev 1 Appendix EPL 5000 5200 ActionLaser 100W1500 Service Manual There are two types of C108 MAIN B boards used as after service parts The following table shows differences in them Table B 1 Differences in Components for the C108 MAIN B Board EPL 5200 Action Laser 1500 EPL 5200 for Taiwan Serial interface Milli screw type Inch screw type Mini screw type connector connector connector connector IC6 IC socket IC socket Connector and Board fixed pole None None Three poles B 3 C108 MAIN B BOARD OPERATION The operation for C108 MAIN B board is same as operation for C108 MAIN board with C82907 ROM B Board Figure El shows a block diagram of the C108 MAIN B board The C108 MAIN B board contains the video controller which consists of a 16 bit 68000 16 67 MHz CPU the standard cells developed for this printer D
140. s button CONTINUE IES PS amp xx CONTINUE Pressing this button when the CONTINUE LED is flashing clears an error IES PS amp xx In IES mode you can change the initial mode PostScript or other mode FEED When the printer is off line and the FEED light is lit press this button to print out data in the printer s memory 1 20 Rev EPL 5000 5200 Action Laser 1000 1500 Service Manual General Description 1 4 2 SelecType Functions This printer has two levels of SelecType Level 1 and Level 2 Either level can be selected by pressing the Level 1 or Level 2 button SelecType Level 1 is called Mode Configuration SelecType Level 2 is called Printer Configuration The following menu maps show the possible menus options in SelecType Key Only available with option Only available with LJ 3 P Si mode SelecType Level 1 INPUT STD AUTO PAGE SIZE MON C10 DL C5 COPIES 1 999 ORIENT Refer to mode menu FONT Refer to mode menu STATUS SHEET FONT SAMPLE SUB CONFIG Refer to mode menu SYSTEM CONFIG FULL PRINT Oto 62 T OFFSET 64 to 63 L OFFSET 64 to 63 MEMORY LEFT XX available bytes LOAD MACRO o to 4 SAVE MACRO 1 to 4 DELETE MACRO 1 to 4 PowerOn MACRO 0 to 4 Figure 1 5 SelecType Level 1 Menu Map SelecType Level 1 in LJ 2P and 3 P Si Mode ORIENT PORT LAND R PORT
141. s the EEPROM 1 26 Rev A EPL 5000 5200 Action Laser 1000 1500 Service Manual General Description 1 4 4 Printer Sharing This printer has two methods of printer sharing This section describes printer sharing and the data receive buffer 1 4 4 1 Individual Mode It is possible depending on the RAM partition method to allocate the various modes to either CH P CH S or CHO The partitioned RAM segments do not interfere with each other so the user of each channel can share the printer as if there were actually three individual printers GALL NE Ly ome Mode Assign Channel P User Memory User 1 Parallel Identity Card mode Channel S User Memory User 2 for Channel S Identity Card mode User 3 Option for Channel O Identity Card mode Channel User Memory Figure 1 10 Individual Mode Note The ActionLaser 1000 does not have a serial interface PostScript mode amp m be assigned to only one channel of the three or two Bau AD 127 Rev A General Description EPL 5000 5200 Action Laser 1000 1500 Service Manual 1 4 4 2 Auto Sense Mode It is Possible to allocate each mode to CH P CHS or CH O The entire user memory will be allocated to the channels that are used The channel that receives the data first will print first HP mode LTCEM Mode Assign ON TM Channel P LE 5 Ser Pa
142. sconnected board disconnected m PWB E board The fuse on the PWB E Is fuse blown on the PWB E Connector CN8 on PWB A 3 Is connector CN8 on the Yes Connect CN8 on board may be disconnected PWB A board disconnected PWB A board With the power on is there an output of 5 between pin Replace the PWB E board maybe dead 8 and pin 5 for CN8 on PWB E board PWB A board Replace the PWB A board maybe dead 5 PWB A board Rev A 5 3 Troubleshooting Table 5 5 The Printer Does Not Start RAM Check Cause The video controller board C108 MAIN board maybe dead The control panel may be dead The interlock switch terminal connector may be disconnected EPL 5000 5200 Action Laser 1000 1500 Service Manual Replace the C108 MAIN board does the printer start the RAM check Is interlock switch terminal connector disconnected The interlock switch position may be incorrect The interlock switch may be dead The PWB E board maybe dead The paper empty sensor flag position may be incorrect Does the switch turn on when the case is closed Solution Replace the C108 MAIN board Replace the control panel Solution Connect the terminal connector on the interlock switch Reseat the interlock switch Does the switch toggle Check with multimeter Checkpoint Is paper empty sensor flag position OK Finding Replace
143. seconds Print signal on Print end V V FAM CN7A 9 Figure 2 32 Fan Motor Speed Control Timing If the voltage of pin IC1A 64 on the engine controller board PWB A does not exceed 150mV for 1 second the printer indicates a fan motor malfunction power on 17 sec FAM CN7A 9 Figure 2 33 Fan Motor Malfunction Search Timing 2 1 2 8 Power Supply Circuit Function and Safety Protection The printer s power supply board PWB E supplies the 5 VDC and 24 VDC The 24 VDC is used as the bias voltage supply main motor MI drive seamer mirror motor M2 drive fan motor drive and solenoid drive For safety protection the 24 line is cut when the interlock switch case open switch is off Inter Lock SW 24 VDC gt 5 VDC Power Supply Board AC IN PWB PU gt 56 Figure 2 34 Power Supply Circuit Block Diagram Rev A 2 15 Operating Principles EPL 5000 5200 Action Laser 1000 1500 Service Manual 2 2 VIDEO CONTROLLER OPERATION The video controller section generates the video signals for the received data The video controller section is separate in the C108 MAIN board the C82907 ROM B board if installed and the control panel The control panel is connected to the engine controller board PWB A but is controlled by the C108 MAIN board which sends the signals for the control panel through the engine controller board Video Controller section C82
144. sed C154 MAIN B board The C108 MAIN B board and the C154 MAIN B board are same function The differences between parts in the C108 MAIN B board and the C154 MAIN B board areas following table Parts CPU clock CPU ASIC Code ROM CG mask ROM C 6 C108 MAIN B 16 7 MHz 68 000 E05A74 E05A83 E05A64 EPL 5200 program with CG data ROM EPL 5200 Service Manual Table C 3 Differences in Main Board C154 MAIN B 20 0 MHz E05B05 Include 68 000 E05A74 E05A83 E05A84 and toner save function EPL 5200 program ROM M80A99 EPL 5200 Service Manual 8150 ORI DRE ORE ORS 087 Appendix 625 oooooooo RIH C Co N om 5 2 g Beg e p OE 8 oes oo 2 o 00 c cp gt mt q Us oo 5 et 1 880 32 LET 2 74F245 IE Lv 5 9 290 8 s 1 74 245 E To 1225 5 BLE r2 ii 74224 SIN 5 2017751 00 5 ml 10 0100 OO Ne 9 22 926 Figure C 2 C154 MAIN B Component Layout Front Rev E Appendix EPL 5200 Service Manual 19 Te ww 1 1 7 C154MAIN B 2 CRI 3 ae 5 5 i 27 8000 CR2 3 1620 Ch KETER T q 3 e px 41 RH8 eos P
145. slot Tab Figure 3 3 Pulling the Tab Figure 3 4 Removing the Video Controller Board 3 4 Rev A Am EPL amp XXV52iXl Action Laser 1000 1500 Service Manual Disassembly and Assembly 3 2 1 2 PCLS RITech Upgrade Board C82907 ROM B Removal 1 Remove the video controller board C108 MAIN board Refer to Section 32 1 1 2 Remove3CP screws M3x5 from the PCL5 RITech upgrade board 3 Remove the PCL5 RITech upgrade board from the video controller board C108 MAIN board CP M3x 5 Figure 3 5 Removing the 3 Screws Figure 3 6 Removirg the PC ITech UpgradeBoard 3 2 1 3 Control Panel Removal 1 Open the top cover Remove the imaging cartridge Cover the imaging cartridge to protect it from the light or place it in a dark area 2 Remove 1 CC screw M3x 8 from the control panel 3 Lift the control panel and then remove connector CN3 on the engine controller board PWB A 4 Remove the control panel CC M3x 8 Control Panel Figure 3 7 Removing the Control Panel Rev A Disassembly and Assembly EPL 5000 5200 Action Laser 100W1500 Service Manual 3 2 2 Housing Removal This section describes how to remove the cases and the rear frame 3 2 2 1 Case Removal 1 2 20 ge Remove the video controller board C108 MAIN board Refer to Section 3 2 1 1 Open the top cover Remove the imaging cartridge Cover the imaging cartridge to protect it from the light or p
146. te o ode e o tetuer C d eeu EO 1 38 1 56 PWB F Board boss ics aroha 1 39 1 5 7 PRINTHEAD UNIT o sake wake ibat cn OR QM aic X OE dca au 1 39 1 5 8 FUSINGHUNEE depu te Red eon 1 40 l i Rev 4559 Unit 34 ILS RA OMS 1 40 1 5 10 IMAGING CARTRIDGE tnm rte oe ated 1 40 1 5 11 Lower Paper 1 41 Tio Tesbace Up O tp t Meats doxes 1 41 List of Figures Figure 1 1 Exterior View of the EPL 5000 5200 and Action Laser 1000 1500 1 1 Eig re 2 Printable Area wa aad Pas wale anes 1 6 Figure l 3 Signal Timing wer ee de 1 14 Figure l 4 Control Panel 2225 Se daw Rd Er RUE 1 19 Figure 1 5 SelecTypeLevel 1Menu 1 21 Figure 1 6 SelecType Level 1 LJ 2P amp 3 P Si Menu 1 21 Figure 1 7 SelecType Level 1 in Epson GU2Mode Menu Map 1 22 Figure 1 8 SelecType Level 1in LQ andFX Mode Menu Map 1 22 Figure l 9 SelecTypeLevel 2 1 23 Figurel 10 individual 1 27 Figure l n Auto Sense bep 1 28 Figure l 12 Receive Buffer Allocation
147. the interlock switch Replace the PWB E board Reseat the paper empty sensor flag The paper empty sensor may be dead The installed card maybe illegal Check the option number and Table 1 2 Checkpoint Can this printer use the inserted IC card Finding Replace the paper empty sensor Solution Replace with a supported IC card The card maybe dead 2 Does this printer recognize another legal IC card Replace the card The 08 MAIN board may be dead 3 Replace the 08 MAIN board 5 4 Rev A C 5000 5200 Action Laser 1000 1500 Service Manual Table 5 9 The LCD Displays FEED JAM Cause Connector for paper take up solenoid may be disconnected The paper take up solenoid coil may be open or shorted Paper take up sensor flag position may be incorrect paper take up roller be bad Rev A Is connector disconnected Disconnect connector CN6 on the PWB A board and check coil resistance between pin 7 and pin 8 on the disconnected cable side of the connector using a multimeter Is the resistance approximately 80 ohms If the coil is shorted check the solenoid drive circuit using the procedure below 1 Set the multimeter for voltage 2 Place the terminal of the multimeter on pin 7 of connector CN6 on the PWB A board 3 Place the terminal of the multimeter
148. tputs an X OFF code or sets the DTR signal level to LOW indicating that the printer cannot receive more data Once the vacant area for data in the buffer recovers to 256 bytes the printer outputs an X ON code or sets the DTR flag to HIGH indicating that printer is again ready to receive data Protocol There are three types of protocols as listed below and each of them can be designated by SelecType independently B DTR DSR protocol SelecType is used to execute the DTR DSR control protocol The DTR signal is set to HIGH when the printer is ready to receive data and to LOW when conditions indicate an error or that the receiving buffer is full When the error is cleared and the printer returns to on line mode the signal returns to HIGH When SelecType is used to set the DTR control OFF DTR is always set HIGH The printer transmits TXD only when DSR is at the HIGH level DSR is always considered HIGH when the SelecType setting for DSR is OFF X ON X OFF transmission is independent from the DSR state X ON X OFF DC1 DC3 protocol SelecType is used to execute X ON X OFF protocol The X OFF DC3 code is output if status indicates an error and the printer warns the host to stop data transmission within 128 characters No further X OFF codes are sent in response to additional data received from the host after the X OFF code has been sent once The X ON DC1 code is output after all conditions given in error are cleared When the remai
149. ued Symptom Possible Cause Parts Name Check Item Remedy Black specks or dots iain Shake the imaging dps d 4 cartridge Replace the Poor 9 imaging cartridge development PWB F board Replace the PWB F board Defective PC Imaging Replace the imaging drum cartridge cartridge 5 14 Rev A Chapter6 Maintenance Table of Contents 6 1 MAINTENANCE 6 1 6 1 1 User Maintenance 6 1 5 5 i vare aeu te 6 1 6 1 1 2 Consumable Replacement 6 2 6 1 2 Service Maintenance 6 4 6 1 2 1 Periodic Service Maintenance 6 4 6 12 2 ClEanING nes eee eke Ree hee eae I E gua E Ei RUM 6 4 List of Figures Figure 6 1 External 6 1 Figure 6 2 Cleaning Printhead Unit Lens 6 1 Figure 6 3 Removing the Imaging Cartridge 6 2 Figure 6 4 Shaking the Imaging Cartridge 6 2 Figure 6 5 Removing the Clear 6 2 Figure 6 6 Inserting the Imaging Cartridge 6 2 Figure 6 7 Toner Counter Setting 6 3 List of Tables Table 6 1 Weight and Toner Counter 6 3 Table 6 2 Peri
150. ump Status sheet Font sampie Built in fonts See Table 1 8 through Table 1 11 Rev A 1 9 General Description EPL 5000 5200 Actia Laser 1000 1500 Service Manual Table 1 8 Built in Fonts Laser 1000 ype and the 220 24C Resident Fonts fonts Courier Medium Upright 10 Portrait S S Courier Bold Upright 10 Portrait 5 5 Courier Medium Italic 10 47 Portrait 5 NS Courier Medium Upright 1222 Portrait s s Courier Bold Upright 12 2 Portrait s 5 Medium Italic 12 Portrait s NS Line printer Medium Upright 16 66 amp Portrait 5 5 Medium Upright 12 Portrait NS s Medium 20 Portrait 5 i Supported Not Supported Table 1 9 Built in Fonts Laser 1500 and Laser 1000 with USINC Board Applicable Mode Resident Fonts HP LJ3 Bitmap fonts Courier Medium Upright 10 Portrait S S Courier Bold Upright 10 Portrait S S Courier Medium Italic 10 5 Portrait S NS Courier Medium Upright 104 Landscape 5 5 Courier Bold Upright 10 Landscape S S Courier Medium Italic 10 Landscape S NS Courier Medium Upright 12 Portrait S S Courier Bold Upright 12 Portrait S S Courier Medium Italic 12 Portrait S NS Courier Medium Upright 12 yl Landscape S S Courier Bold Upright 2 7 Landscape S 5 Courier Medium Italic 12 5 Landscape 5 NS Line printer Medium Upright 16 66 Portrait 5 5 Line printer Medium Upright 16 66 Landscape 5 5 Medium Upright 12 _ Portrait NS 5 Medium Upright 2077 Portrait NS 5 Scalable fonts for
151. unctions of C82907 ROM B Board Element Location Function E05A74 IC1 RiTech IC 64K SRAM 2 Working area for 05 74 This ROM stores the following 8M or IC3 or PCU5 EPSON GL 2 mode two 4M ROM 6 5 fonts for PCL 5 map fonts Landscape From C108 MAIN Board Address VIDEO RiTech Figure 2 43 C82907 ROM B Board Block Diagram 2 22 ev Chapter 3 Disassembly and Assembly Table of Contents 3 1 GENERAL INFORMATION 3 1 3 1 1 Precautions for 3 1 142 Ei 9 hea is scares rcm 3 1 ate ik Modan a Al Dir tar 3 2 3 1 4 Service Checks after 3 3 3 2 DISASSEMBLY AND ASSEMBLY 3 4 3 2 1 Removal ofthe Video Controller Section 3 4 3 2 1 1 Video Controller Board C108 MAIN Removal 3 4 3 2 1 2 PCL5 RITech Upgrade Board ROM iia Removal 3 5 3 2 1 3 Control Panel Removal ee CES 3 2 2 Housing 3 6 2 2 2 Gase REMOVAl E iut 3 6 3 2 2 2 Rear Frame 3 7 3 2 3 Disassemblingthe eee e 3 8 3 2 3 1 Engine Controller Board PWB A Removal 3 8 3 2 3 2 Power Supply Unit PWB E
152. video signal VIDEO Video signal OPT1 Option select HSYNC HSYNC for the video I F RESET Reset signal cs Option select OPTINT2 Initialize signal from the option ROM2X ROM 2 select RIT1 RiTechIC identification 1 RIT2 RiTech IC identification 2 0 000050 00 Rev A Appendix 6 Pin No Al A2 A3 A4 A5 A6 A7 A8 A9 AIO A11 A12 A13 A14 A15 A16 A17 Ala A19 A20 A21 A22 23 A24 25 B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 B21 B22 B23 B24 B25 EPL 5000 5200 Action Laser 1000 1500 Service Manual Table A 4 CN5 Pin Assignment Signal Name ASX LDSX NC FCX A2 A4 A6 A8 A10 A12 A14 A16 Ala A20 D1 D5 D7 D9 D11 D13 GND 5 V UDSX FCX GND Al A3 A5 A7 A9 Al 1 A13 15 Al 7 19 DO D2 D4 D6 Da D10 D12 D14 D15 RWX FCEX MCLK VO yo yo y o yo yo oo Description Address strobe Lower data strobe Not connected Font cartridge enable Address bus bit 2 Address bus bit 4 Address bus bit 6 Address bus bit 8 Address bus bit 10 Address bus bit 12 Address bus bit 14 Address bus bit 16 Address bus bit 18 Address bus bit 20 Data bus bit 1 Data bus bit 3 Data bus bit 5 Data bus bit 7 Data bus bit 9 Data bus bit 11 Data bus bit 13 Ground 5 VDC Upper data strobe Address decode Ground Address bus bit 1 Address bus

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