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INDEX EVEREST SERVICE MANUAL

Index Braille Printer Company

5.8

Centronics interface

Summary of Contents for Everest-D

Page 1: ...tion 20 2 5 Fault messages 20 2 5 1 Failure 100 No reference pulse 20 2 5 2 Failure Front panel open 20 2 5 3 Failure Paper length fault 20 2 5 4 Failure Paper jam 20 2 5 5 Failure 140 20 2 5 6 Failure 150 20 2 5 7 Failure 160 20 2 5 8 Failure 170 21 2 6 Reference pulse offset 21 2 7 Paper sensor adjustment 21 2 8 Voltage compensation 21 2 8 1 Run Volt 21 2 8 2 Change parameters 22 2 8 3 Send file...

Page 2: ...y Lookforthedetailthatyouwanttodisassembleintheflowchart forexampleanvils ByfollowingtheflowfromEVEREST DtoANVILS Youwillseethatyouhavetodothefollowing 1 Openthefrontpanelcover 2 Liftouttheprintinghead 3 Removetheaxle 4 Open the back bar 5 Liftouttherubberdamper 6 Removetheanvils 1 1 1 Backplate Figure 1 1 1 Disassembling of the back plate 1 Unscrewthethreescrewsfromthefrontsideofthesheetfeeder 2 ...

Page 3: ...Company 1 Unscrew the marked screws in the upper raw of the main board 2 Turndownthemainboard 1 1 3 Open the front panel cover Figure 1 1 3 Opening the front panel cover 1 Toopenthecover grabthehandleandtheplasticcasing 2 Openthefrontpanelcover 1 1 4 Right casing ...

Page 4: ...4 IndexBraillePrinterCompany INDEXEVERESTSERVICEMANUAL Figure 1 1 4 Right casing 1 Unscrewthemarkedscrews 2 Slideoutthecasing 1 1 5 Left casing Figure 1 1 5 The left casing 1 Unscrewthemarkedscrews 2 Slideoutthecasing ...

Page 5: ... Remove the main board Figure 1 1 6 Main board 1 Loosentheflatcables 2 Unscrew the board 3 Take out the main board 1 1 7 Loosen the front panel cover Figure 1 1 7 Disassembling of the front panel cover 1 Loosentheflatcablefromtheswitchpanel 2 Unscrewthescrewsfromthesideplates ...

Page 6: ...e 1 1 8 Location of the fan 1 Loosentheconnectioncablestothefan 2 Unscrewthefan 3 Removethefan 1 1 9 Front panel cover indicator Figure 1 1 9 Front panel cover indicator 1 Loosentheconnectioncablestothefrontpanelcoverindicator 2 Slide out the board 3 Loosentheindicatorwithasolderingiron ...

Page 7: ... Transformer Figure 1 1 10 Transformer 1 Loosentheconnectioncablestothetransformer 2 Unscrewthetransformer 1 1 11 Roll bearing left side Figure 1 1 11 Roll bearing 1 Unscrewthethreescrewsontheupperrollbearing 2 Carefullyremovetherollbearing Dothesameoperationfortheotherbearing ...

Page 8: ...ANUAL 1 1 12 Stepper motor paper feeding Figure 1 1 12 Stepper motor paper feeding 1 Loosentheconnectioncablestothesteppermotor 2 Loosenthefourscrewandremovethemotor 1 1 13 Driving belt Figure 1 1 13 Location of the driving belt 1 Pulloffthedrivingbeltfromthepulleys ...

Page 9: ...BraillePrinterCompany 1 1 14 Pulleys Figure 1 1 14 Pulleys 1 Removethepulleyswithapuller 1 1 15 Right roll bearing Figure 1 1 15 The right roll bearing 1 Unscrewtheupperrollbearing 2 Carefullyremovetherollbearing Dothesameoperationfortheotherbearing ...

Page 10: ...oll axle Figure 1 1 16 Roll axles 1 Whentherollbearingisremoved carefullyslideouttherollaxles 1 1 17 Printing head Figure 1 1 17 Printinghead 1 Unscrewthefournutsonthescrewsholdingtheprintinghead 2 Carefullypullouttheprintinghead 3 Loosenthetwoflatcablesandthegroundconnectioncable ...

Page 11: ...raillePrinterCompany 1 1 18 Front panel board Figure 1 1 18 Front panel board 1 Loosenthecableconnectionstothefrontpanelboard 2 Slideouttheboardfromtheprofile 1 1 19 Printing head board Figure 1 1 19 Driving board 1 Unscrew the board 2 Remove the board ...

Page 12: ...pany INDEXEVERESTSERVICEMANUAL 1 1 20 Steering dowels Figure 1 1 20 Steering dowels 1 Loosensteeringdowelsfromtheanvilprofile 2 Loosensteeringdowelsfromthehammerprofile 1 1 21 Plastic films Figure 1 1 21 Plastic films 1 Pullofftheplasticfilms ...

Page 13: ...e13 INDEXEVERESTSERVICEMANUAL IndexBraillePrinterCompany 1 1 22 Hammers Figure 1 1 22 Hammers 1 Loosenthecablesfromtheprintingheadboardsockets 2 Unscrewthehammers 1 1 23 Casing Figure 1 1 23 Casing 1 Unscrewthecasing ...

Page 14: ...pany INDEXEVERESTSERVICEMANUAL 1 1 24 Back bar Figure 1 1 24 Back bar 1 Unscrewthemarkedallenscrewsholdingthebackbar 2 Remove the back bar 1 1 25 Rubber damper Figure 1 1 25 Rubber damper 1 Remove the rubber damper located under the back bar ...

Page 15: ...0 Page15 INDEXEVERESTSERVICEMANUAL IndexBraillePrinterCompany 1 1 26 Anvils Figure 1 1 26 Location of the anvils 1 Takeouttheanvils 1 1 27 Axle Figure 1 1 27 Axle 1 Carefullypullouttheaxlefromtheglidingbearings ...

Page 16: ...ERVICEMANUAL 1 1 28 Gliding bearings Figure 1 1 28 Gliding bearings 1 Carefullyknockouttheglidingbearingsfromthebearinghousing 1 1 29 Stepper motor printing head Figure 1 1 29 Stepper motor 1 Loosenthecabletothesteppermotor 2 Unscrewthemotor 3 Pulloutthemotor ...

Page 17: ...UAL IndexBraillePrinterCompany 1 1 30 Gear wheel printinghead motor Figure 1 1 30 Gear wheel 1 Pulloutthegearwheelwithapuller 1 1 31 Reference pulse sensor Figure 1 1 31 Printinghead reference pulse sensor 1 Loosenthesensorwithasolderingiron ...

Page 18: ...lePrinterCompany INDEXEVERESTSERVICEMANUAL 1 1 32 Gear wheel paper feeding Figure 1 1 32 Gear wheels 1 Pulloutthegearwheelswithapuller 1 1 33 Sheet feeder Figure 1 1 33 Sheet feeder 1 Unscrewthethreescrews 2 Liftoffthesheetfeeder ...

Page 19: ...set 2 2 Internal printer test program An integrated test program enables sequence testing of the different hardware modules in Everest The modules that the program test are RAM PROM FAN Sheet feeder Stepper motor paper feed stepper motor reference pulse on the printing head front panel front panel decoding Centronics port RS 232 C port paper indicator and front panel indicator In the user manual c...

Page 20: ...net on the centre plate and the fuses on the mainboard 2 5 2 Failure Front panel open Close the front panel cover and give ON LINE 2 5 3 Failure Paper length fault This fault appears when the paper is to short comparing to the measured paper length If the paper is dark for example with a dark picture this fault can appear Give ON LINE to continue printout on the current page Give REPEAT to continu...

Page 21: ...djust the sensibility of the paper sensor there is potentiometer at the driving board To increase senibility turn contr clockwise If that operation is not enough replace the resistor R1 by a 680 ohm resistor To decrease sensibility turn the potentionmeter clock wise 2 8 Voltage compensation If the main power supply is incorrect it can course the vertical lines not to be straight To override this i...

Page 22: ...key High voltage use minus values Low voltage use plus values You will then automatically return to the previus menu where you can choose either to change an other option or return to main menu We normally recommend to change all the different options speeds to the same value but some times it can be nessassary with different values for different printing speeds 2 8 3 Send file to Everest Choose S...

Page 23: ... pos6 pos7 pos8 pos9 pos 10 ESC ALT16 0 0 0 0 0 0 0 ESC 60 70 80 90 100 2 5 mm 2 0mm end of command cps cps cps cps cps graphic graphic Example To adjust only the 90 cps at low voltage will give the following ESC secuence ESC ALT16 0002000 ESC The value 2 ASCII 50 represents a compensation of 2 from 0 ASCII48 We recommend to adjust all the different positions to the same value as next example ESC ...

Page 24: ... Loud speaker 35040 Document collector 3 Printer modules 3 1 Screws nuts and glue 10001 Allen key 4mm 10010 Screw MC6S M3x12 10040 Screw MC6S M4x12 10052 Flengepipe 6x1x16 5 10053 Screw MC6S 12 9 M4x35 10060 Screw MC6S M3x16 10070 Screw MC6S M4x18 10080 Screw MC6S M5x12 10090 Screw MC6S M5x55 11010 Screw RXS H ST9 5 11020 Screw FXS H ST2 9x9 5 11030 Screw RXS H ST2 9x19 11050 Screw RXK H ST3 5x6 5...

Page 25: ... roll axle 43000 Roll bearings 43010 Stepper motor HY200 22 43020 Sheet feeder 44000 Paper guide 44010 Sheet feeder support 3 5 Shipping material 50000 Protection mat box 51010 Box EUR 51020 Box TSI 51300 Plastic bag L 51310 Plastic bag S 3 6 Electronics 60002 Printinghead cable 60010 Transformer 60020 Power input compl 60040 Switch 155 230V 60090 Reference pulse sens 61030 Front panel cable 61050...

Page 26: ...Version2 0 Page26 IndexBraillePrinterCompany INDEXEVERESTSERVICEMANUAL 3 7 Component locations 11040 32020 30006 30007 60020 60030 11020 34000 31000 43020 ...

Page 27: ...Version2 0 Page27 INDEXEVERESTSERVICEMANUAL IndexBraillePrinterCompany 11010 60040 11020 13020 60300 40030 32040 10030 18010 33020 10000 18041 60010 43000 10010 18 000 43020 10060 18000 13001 ...

Page 28: ...Version2 0 Page28 IndexBraillePrinterCompany INDEXEVERESTSERVICEMANUAL 11030 13010 31010 32050 31060 63000 32030 35010 43010 40010 40000 41000 13030 13030 35030 32040 ...

Page 29: ...Version2 0 Page29 INDEXEVERESTSERVICEMANUAL IndexBraillePrinterCompany 11080 13010 18000 22030 22040 23020 23040 23030 21030 18010 23040 21020 40020 42000 21040 23080 42010 10010 22010 22020 11050 ...

Page 30: ...CEMANUAL 61010PHcable left signal 61020PHcable right power 61010PHcable left signal Sheetfeedercable Printinghead motorcable Paperfeeder motorcable Loudspeekercable 60040 Fancable Sheetfedercable Powerinputto mainboard 61030 Frontpanelcable 61040 Groundconnection ...

Page 31: ... 15k R16 732010K1 10k R17 732010K1 10k R18 731010K1 10k 1 8W R19 73110001 1k 1 8W 4 1 Printinghead board C1 760010U3 10 F 10V C4 76002U24 2 2 F 16V C5 760010U3 10 F 10V C6 765100N1 100 nF 50V C7 76503N31 3 3 nF 50V C8 765022N1 22 nF 50V C9 76503N31 3 3 nF 50V C10 765022N1 22 nF 50V C11 765100N1 100 nF 50V C12 76503N31 3 3 nF 50V C13 765022N1 22 nF 50V C14 76503N31 3 3 nF 50V C15 765022N1 22 nF 50V...

Page 32: ... 732010K1 10k R69 73700101 0 1ohm 0 7W R70 73700101 0 1ohm 0 7W R71 732015K1 15k R72 732010K1 10k R73 732010K1 10k R74 731010K1 10k 1 8W R75 73110001 1k 1 8W R76 732010K1 10k R77 73700101 0 1 ohm 0 7W R78 73700101 0 1 ohm 0 7W R79 732015K1 15k R80 732010K1 10k R81 732010K1 10k R82 731010K1 10k 1 8W R83 73110001 1k R84 732010K1 10k R85 73700101 0 1 ohm 0 7W R86 73700101 0 1 ohm 0 7W R87 732015K1 15...

Page 33: ...212 UDN2916EB U7 53700212 UDN2916EB U8 53700212 UDN2916EB U9 53700212 UDN2916EB U10 53700212 UDN2916EB U11 53700212 UDN2916EB U12 53600102 LM317T 4 2 Main board C1 760100N8 100nF C2 760010U3 10F 10V C3 761100N1 100nF 50v C4 760100N8 100nF C5 761100N1 100nF 50v C6 761100N1 100nF 50v C7 761100N1 100nF 50v C8 761100N1 100nF 50v C9 761100N1 100nF 50v C10 761100N1 100nF 50v C11 761100N1 100nF 50v C12 7...

Page 34: ... Socket 4x1 J5 98900102 Socket 9x1 J6 98900108 Socket 7x2 J7 9211X033 Socket 3x1 J8 9211X023 Socket 2x1 J9 9211X023 Socket 2x1 J10 98900105 Centronics J11 98900104 RS232 C J12 98900109 Socket 6x1 J13 9291X041 4 p socket J14 9211X021 Socket 2x1 J15 9211X031 Socket 3x1 J16 9211X031 Socket 3x1 J17 98900103 Socket 9x1 R1 731010K1 10K 1 8W R2 731010K1 10K 1 8W R3 73110001 1K 1 8W R4 73110001 1K 1 8W R5...

Page 35: ...1 DP8420AV 20 D RAM CONTROLLER U11 61100401 HM514256AP 12 256X4 DRAM U12 61100401 HM514256AP 12 256X4 DRAM U13 61100401 HM514256AP 12 256X4 DRAM U14 61100401 HM514256AP 12 256X4 DRAM U27 61000702 PROM 64K x 16 BIT Program U28 61000702 PROM 64K x 16 BIT Braille tables U29 61000702 PROM 128K x 16 BIT Digitized speech U30 61000702 PROM 64K x 16 BIT U31 61200302 X2664BJ 25 XICOR U32 61200302 X2664BJ 2...

Page 36: ...4 V AC In Primary for F3 F4 F8 Fuse 4 0 T 9 V AC In Fuse 3 15 A T 12 V DC circiut Fuse 1 6A T EEPROM Reset circuit CPU DRAM Controller I O Circuits Serial communication circuits InternalFuses No Size Type Voltage Target F3 4 0A S 24VAC F4 3 15A S 40 V Hammers F5 1 6A F 40 V Motors F6 3 15A S 9 V AC F7 1 6A S 12 V CPU F8 800mA S 12 V Fan Feeder 5 Shematic descriptions 5 1 Mainboard layout ...

Page 37: ...Version2 0 Page37 INDEXEVERESTSERVICEMANUAL IndexBraillePrinterCompany 5 2 CPU ...

Page 38: ...Version2 0 Page38 IndexBraillePrinterCompany INDEXEVERESTSERVICEMANUAL 5 3 Memory map decoding ...

Page 39: ...Version2 0 Page39 INDEXEVERESTSERVICEMANUAL IndexBraillePrinterCompany 5 4 Dynamic Ram ...

Page 40: ...Version2 0 Page40 IndexBraillePrinterCompany INDEXEVERESTSERVICEMANUAL 5 5 EPROM EEPROM ...

Page 41: ...Version2 0 Page41 INDEXEVERESTSERVICEMANUAL IndexBraillePrinterCompany 5 6 Stepper motor drivers printinghead interface ...

Page 42: ...Version2 0 Page42 IndexBraillePrinterCompany INDEXEVERESTSERVICEMANUAL 5 7 Keyboard Indterface Speech synthesis ...

Page 43: ...Version2 0 Page43 INDEXEVERESTSERVICEMANUAL IndexBraillePrinterCompany 5 8 Centronics interface ...

Page 44: ...Version2 0 Page44 IndexBraillePrinterCompany INDEXEVERESTSERVICEMANUAL 5 9 RS 232 ...

Page 45: ...Version2 0 Page45 INDEXEVERESTSERVICEMANUAL IndexBraillePrinterCompany 5 10 Power supply ...

Page 46: ...Version2 0 Page46 IndexBraillePrinterCompany INDEXEVERESTSERVICEMANUAL 5 11 Printing head paper indicator ...

Page 47: ...Version2 0 Page47 INDEXEVERESTSERVICEMANUAL IndexBraillePrinterCompany 5 12 Printing head solenoid drivers ...

Page 48: ... To DCE 16 SBB 119 Secondary rec data data From DCE 19 SCA 120 Secondary request to send ctrl To DCE 13 SCB 121 Secondary clear to send ctrl From DCE 12 SCF 122 Secondary RLSD ctrl From DCE 6 Cables 6 1 Serial communication The EIA Standard RS232 C is the interface between Data Terminal Equipment DTE and Data Communication Equipment DCE DTE is typically a computer printer or terminal DCE is genera...

Page 49: ...4 5 and 6 20 Pin 1 GND N A Protected Ground Pin 2 TXD FROM Transmitted Data Pin 3 RXD TO Receive Data Pin 4 RST FROM Request to send Pin 5 CTS TO Clear to send Pin 6 DSR TO Data set ready Pin 7 SG N A Signal ground Pin 20 DTR FROM Data terminal ready 6 1 3 Cable INDEX IBM PC On Index side 25 D sub male connector and PC side 25 D sub female Pin configuration Index PC 1 1 2 3 3 2 4 5 20 6 7 7 6 20 4...

Page 50: ...t of paper or that it is off line by turning off on the correct lead The computer can also clear the printer s buffer as well as reinitialize the printer s control logic reset Depending on the printer this can be used to clear the different print modes 6 1 5 Cable configuration Index Apple McIntosh INDEX McIntosch RXD 3 3 TXD TXD 2 5 RXD GND 7 8 RDX 4 SG DSR 6 1 HSK Out DTR DTR 20 2 HSK In CTS 4 5...

Page 51: ...Version2 0 Page51 INDEXEVERESTSERVICEMANUAL IndexBraillePrinterCompany 7 Disassembling flowchart ...

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