UBI EasyCoder 501 SA Service Manual Download Page 18

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UBI EasyCoder 501 – Service Manual

2. FRONT AND KEYBOARD, cont'd.

2.5
Keyboard Interface Board;
Components Diagram

040701.01

RN2

R4 R5 R6 R9

IC1

IC2

RN1

LED1

LED2

LED3

Keyboard Interface Board 1-040701-26; Components Diagram

Connections:

P-1

Permanently attached cable to
P-2 on CPU Board

P-2

LCD Display (soldered)

P-3

Keyboard

P-4

Provision for separate print key
(presently not used)

Summary of Contents for EasyCoder 501 SA

Page 1: ...late 4 1 Description 23 4 2 Devices on Rear Plate 24 5 Paper Supply 5 1 Internal Supply 25 5 2 External Supply 28 6 Label Slack Absorber 6 1 Description 33 6 2 Dismantling 34 7 Transfer Ribbon Mechani...

Page 2: ...allation 103 16 Transformer Unit 16 1 Description 104 16 2 Dismantling 105 16 3 Mains Connection Diagram 106 16 4 Wiring Diagram 106 17 CPU Board 17 1 Access to CPU Board 108 17 2 Overview 109 17 3 Ci...

Page 3: ...Straps 164 23 3 Connector Configuration 165 23 4 Components Diagram 166 23 5 Circuit Diagrams 167 24 Print Quality Adjustment 24 1 Test Labels 169 24 2 Possible Printout Troubles 172 24 3 Mechanical A...

Page 4: ...22 485 Interface Board Troubles 206 26 14 Parallel Interface Board Troubles 207 26 15 Industrial Interface Board Troubles 207 Appendix 1 Software Diagrams UBI Shell for EasyCoder Printers Without Keyb...

Page 5: ...01 Technical Manual UBI EasyCoder 501 Spare Parts Options UBI EasyCoder 501 Installation Instructions for various options UBI Direct Protocol Programmer s Guide UBI Fingerprint Programmer s Guide UBI...

Page 6: ...whatever measures may be required to correct the interference DOC Notice Canada Canadian Dept of Communication REGULATIONS COMPLIANCE DOC A This digital apparatus does not exceed the class A limits fo...

Page 7: ...th 22 programmable keys EasyCoder 501 SA Stand Alone hasafullQWERTYkeyboardwithadditionalcontrolkeysadapted for the UBI Stand Alone program Continued Print Power Ready Error EasyCoder 501 1 MODELS AND...

Page 8: ...ial number Thevoltageswitchindicatesthemainsvoltageforwhichtheprinter is set up 115 or 230 V AC Always check this switch before connecting the printer Youcanalsodetectiftheprinterisfittedwithanyoption...

Page 9: ...nap locked IM PORTANT PRINTHEAD AND RIBBON INFORMATION The use of any thermal transfer ribbons other than those supplie d by UBI will invalid ate the printhead warranty UBI thermal transfer rib bons a...

Page 10: ...rreplacesthefronthatch seechapter 12 By opening the front hatch or the optional cutter unit fitted in its place you can check if the printer is fitted with a Memory Card Adapter seechapter13 and oraLa...

Page 11: ...the four screws at the bottomofthecoverplateandthefourscrewsalongtheupperedge hidden under the right hand cover In the electronics compartment you may check e g Type of CPU Board fitted UBI Fingerprin...

Page 12: ...nd computer open a suitable communication program andstartuptheprinterintheUBIFingerprint simmediate mode TheinstructionsFILES rom FILES ram andFILES card1 allows you to check what files the various p...

Page 13: ...rd For high speed printing Keyboard Built In Print Key Only 22 Programmable Keys QWERTY w control keys Bitmap Fonts Expandible 4 Times Min 1 Std 10 Min 1 Std 10 10 Bar Code Generators Depends on S W v...

Page 14: ...501 E 200 mm 7 87 239 mm 9 41 R 285 mm 11 22 120 mm 4 72 135 4 mm 5 33 275 mm 10 83 68 8 mm 2 71 Dot No 0 8 dots mm printhead in right hand position 79 mm 3 11 363 mm 14 29 481 5 mm 18 96 R 1 3 9 m m...

Page 15: ...ith holes for mounting a cutter connector 4 pin female DIN type and a memory card adapter At the top part of the front moulding there is a cavity for the keyboard display assy This assembly is affixed...

Page 16: ...align the brackets with the grub screws The keyboard display assy consists of a plate with two brackets a self adhesive keyboard an interchangeable slide and a keyboard interface pcb with a 2 16 chara...

Page 17: ...ly there are three different slides with English text one for each main model as shown below Print Power Ready Error EasyCoder 501 Keyboard of EasyCoder 501 F1 F2 F3 F4 F5 Pause Setup Feed Enter 7 8 9...

Page 18: ...gram 040701 01 P2 P1 P4 C1 C3 RN2 C4 R7 R4 R5 R6 R9 IC1 C2 IC2 RN1 P3 R3 R2 R1 LED1 LED2 LED3 Keyboard Interface Board 1 040701 26 Components Diagram Connections P 1 Permanently attached cable to P 2...

Page 19: ...6 10 7 COL1 PB1 19 A5 9 6 COL2 PB2 AD0 20 34 DB0 8 5 COL3 PB3 AD1 21 33 DB1 7 4 COL4 PB4 AD2 22 32 DB2 6 3 COL5 PB5 AD3 23 31 DB3 5 2 COL6 PB6 AD4 24 30 DB4 4 1 SHIFT PB7 AD5 25 29 DB5 3 P3 AD6 A5 74H...

Page 20: ...the rear hinge disengages At the inside of the door there is a label showing how to load the paper and the transfer ribbon The standard door can be replaced by an optional door provided with a clear...

Page 21: ...f the same type as those of the right hand door The front hatch is keptshutbyasnap lockandcanbeswungdownalmosttoavertical position Thehatchcanberemovedfromitshingesbypushingitto the left until the sna...

Page 22: ...our along the top CAUTION Since the electronic compartment contains wires and compo nents with dangerous voltage 115 230 V AC we strongly recommend that the printer is turned off and the power cord is...

Page 23: ...re linewallandtransformerunitbytwo similar screws A bracket is affixed to the inside of the rear plate by a screw see illustration below The upper rear corner of the CPU board is insertedintoaslotinth...

Page 24: ...atenextto uart1 canberemovedtoallowanumberof different interface boards to be fitted Ontheleftside asseenfrombehind therearetworectangularslots for paper from external supplies These slots can be prov...

Page 25: ...line wall by means of two T20 Torx screws inserted from the electronics compartment The bobbins are spring loaded in order to fit paper roll cores with an inner diameter between 38 and 40 mm 1 5 1 6...

Page 26: ...cessive paper to be unwound when the printing is stopped The brake torque should be 50 20 Nmm1 Theprinterispreparedforthefittingofapaper lowsensorinhaving a code disc fitted as standard at the innermo...

Page 27: ...s with 76 mm 3 cores The adapter is locked by means of a screw Be careful not to let the screw hit the leaf springs or the cams of the bobbins Anoptionalpaperrollretainercanbefittedonthebobbins butnot...

Page 28: ...wosetsofguiderollsthatcanbefittedtotherearof the print unit Thekitcanbeusedinmanydifferentwaysasexplainedlaterinthis chapter This illustration shows a full installation on an EasyCoder 501 E Continued...

Page 29: ...at the upper or lower slot in the rear plate depending on how the paper supply is located in relation to the printer Insertthecompleteunitthroughtheslotfromtheoutsideandattach ittotherearplatebymeanso...

Page 30: ...can fit the inner guide roll Ifthereisnorearguideshaftalreadyfittedintheprinter useoneof the shafts included in the kit and attach itto the printer s centre line wall by means of a T20 Torx screw inc...

Page 31: ...struc tions in chapter 1 1 If the printer is fitted with a paper rewind kit its stepper motor must be removed see chapter 9 Remove the guide shaft EasyCoder 501 or label slack absorber EasyCoder 501 E...

Page 32: ...ected from dust sand grit and otherparticlesthatmaydamagetheprintheadorimpairtheprintout quality Note that if the printer is to be permanently used with an external paper supply only the internal pape...

Page 33: ...th compensating for the variations in tension Sincethelabelslackabsorberonlyisrequiredathighspeedprinting 100 mm sec 4 sec it is has been omitted from the Easy Coder 501 model as opposed to the EasyCo...

Page 34: ...absorber unit is fitted to the centre line wall by means of two T20 Torx screws inserted from the electronics compartment The shaft should be screwed into the flange with a tightening torque of 5 Nm T...

Page 35: ...sistsofashaft onwhichaspoolisfitted Thespoolcanpivot 1 3 ontheshaftand the spool can be moved sideways Itismostimportantthatthepivotingpointofthespooliscentredin relationtotheribbonwidth Therefore the...

Page 36: ...thebobbinisforced to rotate i e when the ribbon is unwound the breaking spring is compressed After approximately halfa turn the diameter of the springhasbeencompressedenoughtoallowthesleevetoslip The...

Page 37: ...re The unit is driven via a belt by the same stepper motor that drives the print roller The rewind unit is provided with a friction brake and a ratchet gear wheel in order to keep the ribbon tight The...

Page 38: ...henylonwasher Thenyoucaninspectthefriction felt No further dismantling is normally required Reassemble in reverse order making sure that the one way clutch in the gear wheel works in the correct direc...

Page 39: ...rortoareceiverinthesensor The software compares the signal from the sensor with the printer s setupinregardofmediatypeinordertoavoidprintingonthewrong type of media Set up Detection Error Thermal tran...

Page 40: ...UPT PROGRAM BY TYPING X 30 BREAK 1 88 BREAK 1 ON 40 ON BREAK 1 GOSUB 1000 50 IF PRSTAT AND 8 THEN SOUND 100 50 ELSE BEEP 60 GOTO 50 70 END 1000 BREAK 1 OFF 1010 GOTO 70 RUN Removethetransferribbonfrom...

Page 41: ...erisidle unlessapaperrewindkitisfitted see chapter 9 The tear off edge makes it easier to tear off paper strip It is also used for peel off operation The label stop sensor LSS controls the paper feed...

Page 42: ...UBI EasyCoder 501 Service Manual 42 8 PRINT UNIT cont d 8 2 Main Parts cont d Pressing Roller Tear Off Edge Rewind Roller Printhead Headlift Mechanism Stepper Motor...

Page 43: ...hat hold the pulley on the shaft Usinga T20Torxscrewdriver removethebracketthatholdsthe bearing at the outer end of the shaft Pull out the roller and the two ball bearings Reassemble in reverse order...

Page 44: ...hinitsturnisattachedtotheprintunitgablebythree T20 Torx screws When fitting the stepper motor to the bracket checkthetensionofthebelttothepressingrollerbeforethescrews are tightened The bracket does n...

Page 45: ...ythebelt whichshouldflexjustalittlewhenyou press it with your finger Adjustment of ribbon rewinder belt Thebeltshouldbeadjustedsoitneitherjumpthecogsnorbecomes subjected to unnecessary wear Slightlylo...

Page 46: ...en paper or labels are to be rewound internally see chapter 9 thetear offedgemustbereplacedbyanoptionallabelrewindguide using the same screws as illustrated below When not used the rewind guide can be...

Page 47: ...backing paper between labels will let some of the light through Absence of paper lets the light pass uninterrupted The UBI Fingerprint firmware detects the start of each label i e when the condition...

Page 48: ...ustmentwhentheuserchangestoanother brand or sometimes even batch of media and when a defective sensorhasbeenreplaced Beforestartingtheadjustment checkthat both the upper and lower sensor are clean and...

Page 49: ...alignment will be lost Puttheballbearinganditsbracketaside aswellastherearguide plate Pull out the lower gable and the LSS assy Remove the two T8 Torx screws that hold the defective sensor Cut the cab...

Page 50: ...the ink melts and sticks to the receiving face material wheretheinkimmediatelybecomessolidagain producingablack spot The transfer ribbon does not smear neither before nor after printing Nor do the pri...

Page 51: ...ng the paper feed direction represents a shorterdistancethanthesamenumberofdotsacrossthepaperfeed direction see table below The reason is that the medium density printheadandthepaperfeedmechanismarede...

Page 52: ...istance at startup The printhead can also be checked using the UBI Fingerprint function HEAD Theprintheadisfittedtoanadapterplatebymeansofasinglescrew Alockingmechanismoperatedbyaleverholdstheadapterp...

Page 53: ...counter clockwise to open position see illustration The printhead adapter assembly will now be free and can be carefully removed as far as the cables allow Disconnect the two printhead cables Pull at...

Page 54: ...ingsurethattheguidescrewfitsintoitsslotandthattherear partoftheadapterisheldbythetwolugsonthebracket Youcan switch between printheads with different densities at will Turn the locking handle clockwise...

Page 55: ...and position see illustra tion dotNo 0isalignedwiththeinneredgeofthepaperweb Since the maximum print width is 104 mm 4 1 and the maximum web widthis120mm 4 7 thisleavesamarginofatleast16mm 0 6 along t...

Page 56: ...insidetheinneredgeofthepaper web Since the maximum print width is 104 mm 4 1 and the maximum web width is 120 mm 4 7 this leaves a margin of at least 13 mm 0 51 along the outer edge of the web If an...

Page 57: ...8 mm 0 03 inwards of the inner edge of the paper web Since the maximum printwidthis108 3mm 4 26 andthemaximumwebwidthis120 mm 4 7 this leaves a margin of at least 10 9 mm 0 43 along the outer edge of...

Page 58: ...tshaftisfittedwithtwoadjustablespringpackages that press down the headlift bracket The bracket itself is designed as a torsionspring Theheadliftshaftendswithahandleatonesideand a code disk at the othe...

Page 59: ...wswhichallowtheanglebetweenthegableandthefront edgetheprintheadtobefactory adjusted Thebracketisfittedwith a locking mechanism for the printhead assy 8 PRINT UNIT cont d 8 8 Headlift Mechanism cont d...

Page 60: ...bs of both adjusters are rotated clockwise as far as they go On the inside the knobs are designed as ratchet wheels An increased resistance and clicking sound occurs at each quarter of a turn When ass...

Page 61: ...motor that drives the rewind roller in the print unit and therewindunit Therewindrollerisfittedasstandardevenwhen no rewind kit is installed Arewindunitthattakesupthespentbackingpaperortheprinted med...

Page 62: ...s Rewind Operation The rewind unit can accommodate approx 1 4 to 1 3 of a full label roll 9 PAPER REWIND KIT cont d 9 1 Description cont d Tear off edge retained IM PO The use of an the printhead The...

Page 63: ...motor and or support plate before the screws are tightened Thepaperrewindunitisfittedwithabrace thatholdsthepaper The unit is fitted to the printer s centre line wall by means of two T20 Torx screws t...

Page 64: ...ionbrakealsotakesupsuddenjerks A bobbin plate helps to hold possible rewind cores The assembly is held together by a T20 Torx screw at the end of the shaft Iftherewindunitdoesnothaveenoughstrengthtore...

Page 65: ...sferprintingandincreasing the time between ribbon reloads TheRibbonSaveDeviceworksautomatically butcanbeturnedoff if so desired see chapter 10 2 When the software determines that no printing is to be...

Page 66: ...er can be threaded between the rear drive roller and the pressing roll By default the Ribbon Save Device is automatically turned on whenever such a device is fitted However ribbon save operation can b...

Page 67: ...sm Therefore this is a factory installed option only TheRibbonSaveDeviceconsistsofthefollowingmainparts each described in a separate subsection Theprintunitdiffersinsomeimportantrespectsfromthestandar...

Page 68: ...ribbon save operation At the rear part of the print unit there is an additional drive roller that pushes the paper forward when the printhead is lifted A spring loadedsetofpressingrollsprovidesthenec...

Page 69: ...guidingthepaper when being pushed forward by the rear drive roller The guide plates can be dismantled without any tools to make it easy to remove possible stuck labels Thelateralpositionofthelabelstop...

Page 70: ...r load Thereardriverollerisdrivenbythesamebeltandsteppermotoras the front pressing roller platen and fitted to the gables of the print unit in a fashion similar to the pressing roller platen Rear Driv...

Page 71: ...edbylookingheadonintotheprint unit when the printhead is lifted Align the centrepoint of the V shaped upper sensor with the centre of the gaps to be detected The linear markings on the lower guide pla...

Page 72: ...uter end free before carefully pulling out the guide plate Guide Plates Cleaning The rectangular areas with a smooth surfaces on each guide plate are actually windows which are transparent to the ligh...

Page 73: ...the print unit Label Stop Black Mark Sensor Replacement To remove the LSS bracket from the carriage e g for cleaning or replacing a sensor proceed as follows see illustration on next page Remove the...

Page 74: ...ketupattheouterendandpushitinwardssotheinner notch in the bracket engages the carriage Pressdowntheouterendofthebracket sothesnap lockengages the outer notch Press the bracket inwards as far as it goe...

Page 75: ...ndtheprintheadbracketareconnectedbymeansoftwo screws that can move in holes in the bridge Adjustment is done by means of two nuts Printhead Bridge Adjustment Toadjusttherelationbetweenthebridgeandthep...

Page 76: ...ansoftwo spring loaded arms in order to be self aligning A linkage connects the turning sleeve to the headlift shaft so the pressing roll is lifted when the printed is lifted manually by means of the...

Page 77: ...r fitted on a bracket that also holds the connection board which controls the headlift motor and the ribbon rewind motor The headlift motor is fitted with an excenter that engages a lever fittedontheh...

Page 78: ...d A photoelectric sensor connectedtoP 4ontheconnectionboarddetectsthepositionofthe cam printheadliftedorlowered Theouterendofthemotor sshaft is supported by a ball bearing inserted in the bracket The...

Page 79: ...cont d Adjustment The whole unit is fitted to oblong holes in the chassis which allow the mechanism to be slightly adjusted in relation to the headlift lever The distance can be measured with a feele...

Page 80: ...e adjusted The lower leg of the stepper motor assy runs through a bracket at the top of the headlift mechanism to give the latter additional support Replacement To replace the belt the stepper motor u...

Page 81: ...ual 81 10 RIBBON SAVE DEVICE cont d 10 9 Connection Board Connection Board 1 040702 28 Components Diagram Connections P 1 Permanently attached cable to P 8 on CPU Board P 2 Ribbon Rewind Motor P 3 Lif...

Page 82: ...T2 ST3 ST4 ST5 ST6 GND EN_ENG2 74HC573 11 CLK 1 OE 2 19 ST6_ENG2 D 3 18 ST5_ENG2 D 4 17 ST4_ENG2 D 5 16 ST3_ENG2 D 6 15 ST2_ENG2 D 7 14 ST1_ENG2 D 8 13 D 9 12 D IC1 5V R4 P4 2 4 LIFT_HEAD 1 POSITION 3...

Page 83: ...cket tag pieceofstrip orbackingpaper thathasnotbeenremovedfromtheoutfeedarea A prerequisite is that the web is fed out along the inner wall of the printer The LTS is connected to P 606 on the CPU boar...

Page 84: ...ot react on the LTS signal Make a simple program that checks the printer s status e g 10 BREAK 1 88 20 BREAK 1 ON 30 ON BREAK 1 GOSUB 1000 40 FORMFEED 50 IF PRSTAT AND 2 THEN BEEP 60 GOTO 50 70 END 10...

Page 85: ...e screw included in the kit fit the sensor bracket assembly to the inner wall of the print unit as shown by the two illustrations below Fit the cable underneath the top part of the bracket as illustra...

Page 86: ...abel in the outfeed slot to create a label not taken condition The printer should start to beep continuously If not turn the potentiometer back and forth until the beeping starts Adjust the potentiome...

Page 87: ...adhesiveorothersoft material that may stick to the cutting parts and render the cutter inoperable thus also causing possible damage to the electric motor Maximum paper thickness is 175 m 175 grammes m...

Page 88: ...lues are recommended for cutting between labels and for variable length strip In both cases the start adjustment is calculated to allow the paper web be pulled back after cutting so printing can start...

Page 89: ...ensor LTS it has to be removed before the cutter can be fitted see chapter 11 Fitthecutterunittothevacanthinges Makesurethatthelocking plate snaps into the groove of the right hand hinge and that the...

Page 90: ...ainandlockitinclosedposition Check that the printhead is lowered and turn on the power Now the printer is ready for operation The spring that presses the anvil blade against the rotating shear may eve...

Page 91: ...onthebuffersIC 3 IC 5 datafrom the card is subsequently received through the bidirectional buffers IC 1 IC 2 see circuit diagram 1 971706 26 later in this chapter ThepurposeofsignalENIO istoaddressthe...

Page 92: ...ion cont d Continued Memory Card Adapter Board Components Diagrams Memory Card Adapter Board 1 971706 26 Soldering Side Memory Card Adapter Board 1 971706 26 Component Side P 2 P 1 IC 7 D 1 C 7 RN 1 R...

Page 93: ...1 17 A23 18 A22 19 A21 20 A20 21 A19 22 A18 23 A17 24 A16 25 AD15 26 AD14 27 AD13 28 AD12 29 AD11 30 AD10 31 AD9 32 AD8 33 AD7 34 AD6 35 AD5 36 AD4 37 AD3 38 AD2 39 AD1 40 AD0 1 AN1 5V 1 AN2 5V CSLOW...

Page 94: ...CARD ADAPTER cont d 13 1 Description cont d Bus Driver Board Components Diagrams Bus Driver Board as fitted on the CPU Board Bus Driver Board 1 971712 25 Components Continued P1 P1 MOUNTED ON SOLDERI...

Page 95: ...2 AD0 1 19 2 3 4 5 6 7 8 9 17 AD14 18 16 15 14 13 12 11 5 3V 5 3V GND GND CSMEM RD WR HBE GND GND GND GND NADS GND NMI GND A23 A22 A21 A20 A19 A18 A17 A16 AD15 AD14 AD13 AD12 AD11 AD10 AD9 AD8 AD7 AD6...

Page 96: ...FZB Two Screws RTK ST 2 9 x 16 FZB One installation instructions booklet Turnoffthepower Fordoublesecurity pullthepowercordout of the mains receptacle at the rear plate of the printer Open the right h...

Page 97: ...ry card adapter to the free connector P 2 on the Bus Driver board Check that the cable cannot be damaged by movable mechanical parts Put back the left hand cover as initially mounted Check that a memo...

Page 98: ...heUBIConfigu ration program Once programmed they cannot reprogrammed SRAMcardsmaybeusedthesamewayasOTPROMcards The filesinsuchacardareregardedasanintegratedpartoftheprinter s ROMmemoryandcanbelistedus...

Page 99: ...urethatthemanufacturer slogotypeonthememorycard is facing upwards Press firmly inwards so the pins in the adapter engage the corresponding slots in the memory card Turn on the power again and close th...

Page 100: ...rs can be read and used for indicate paper low and ribbon low conditions as opposed to out of paper out and out of ribbon conditions which are supported by the standard error handling See SYSVAR syste...

Page 101: ...4 Continue by fitting the paper low sensor Paper Low Sensor Remove the three T20 Torx screws holding the large crescent shaped guide plate that surrounds the paper supply unit see chapter 5 1 Remove...

Page 102: ...forpersonal computers developed byBitstream Inc and Apple Computer Inc respectively There are thousands of different fonts available from UBI Printer AB at a low cost The fonts come as files in PC for...

Page 103: ...e it with the smallest of the circuits included in the kit The small semicircular mark must face upward Fit the EPROM package marked 5 in socket IC 104 and the EPROM package marked 6 in socket IC 105...

Page 104: ...e selector are accessible through slots in the rear plate The transformer unit is connected to P 300 on the CPU board via a single cable Thecablesofthetransformerunitarepermanentlyaffixedtoeither the...

Page 105: ...etheL shaped bracket that holds the CPU board to the rear plate Removethetwo T20Torxscrewsthatholdthetransformerunit to the rear plate and the single T20 Torx screw that connects it to the centre line...

Page 106: ...Black Black Black Yellow 16 4 Wiring Diagram Mains Inlet w Filter Main Switch Transformer Voltage Select Switch shows 115V selected To P 300 on CPU Board Mains Voltage Black Black Ye Gr Yellow Black 4...

Page 107: ...ice Manual 107 1 4 BLUE BLUE RED RED YELLOW GREEN BLACK BLACK ORANGE RED BROWN BROWN YELLOW To P 300 on CPU Board To Main Switch and Line Selector Ring Core Transformer 16 TRANSFORMER UNIT cont d 16 4...

Page 108: ...Therefore there is a risk of short circuit if any conductive tools are used on the CPU board When adding or replacing any socket mounted circuits make sure that their front markings are pointing in th...

Page 109: ...Data measurements e g printhead temperature and voltage PROM for program formats and character generators RAM for formats and images Inputs outputs and communication TheCPUboardisequippedwithtwoproces...

Page 110: ...illustrated by the following diagram For a detailed circuits diagram refer to chapter 17 6 13 AC DC CONVERTER VOLTAGE WATCH DOG DC DC CONVERTER 33 V DC DC CONVERTER 24 V DC DC CONVERTER 5 V RESET Batt...

Page 111: ...h Memory IC 106 109 SRAM packages IC 200 RS 232C driver circuit IC 402 HPC slave processor IC 508 DMA circuit IC 700 Program GAL STD or EHC FY 300 Fuse 6 3A 5x20 FST IEC Optional Circuits IC 20 Clock...

Page 112: ...00 IC 105 General Information ThesesocketscanuseeitherEPROMsorFlashMemorypackages EPROMs must be fitted in pairs e g IC 100 stores the even byte portion and IC 101 stores the odd byte portion of a 16...

Page 113: ...108 and IC 109 All SRAM packages must be of the same type and size 2 128 kbyte 2 1 Mbit Total of 256 kbyte 2 Mbit 4 128 kbyte 4 1 Mbit Total of 512 kbyte 4 Mbit 2 512 kbyte 2 4 Mbit Total of 1 024 kb...

Page 114: ...The HPC is a masked programmed controller which means that it hasaprogramofitsownburntintoaninternalROMmemory This circuit controls machine related functions like Thermal printheads The slave processo...

Page 115: ...No 1 971805 xx see above TherearetwotypesofGALcircuitsforIC 700 oneforEasyCoder 501 and another for EasyCoder 501E and EasyCoder 501 SA It is most important the correct type of GAL is fitted Printer T...

Page 116: ...nal for RS 232C on uart1 pin 20 also see chapter 18 2 Pin 1 2 DTR indicates printer turned on Pin 2 3 A copy of RTS signal is produced Default Jumper on pin 1 2 P 202 Interface Select This strap selec...

Page 117: ...is to test the 5V voltage before connecting the logic thereby avoiding damage to the circuits due to a faulty 5V switch Jumper fitted 5V enabled Jumper removed 5V disabled Default Jumper fitted P 604...

Page 118: ...rface Expansion P 300 Power from Transformer P 303 24V P 8 Ribbon Save Optional Connections P 1 Memory Expansion memory card adapter P 4 InterfaceExpansion extrainterfaceboard P 6 Paper Cutter P 8 Rib...

Page 119: ...R15 C7 R16 C8 R18 C9 IC204 C4 R10 R423 C605 R422 IC02 IC700 F702 R425 R22 C413 IC03 IC702 C702 R721 IC06 R503 R502 P602 R642 R627 2 1 IC512 IC502 IC510 IC503 IC509 IC511 040700 10 C505 C507 C506 C22 C...

Page 120: ...17 9 CSMEM 18 8 CS4 19 7 CS3 20 6 CS2 21 5 CS1 22 4 CS0 23 3 2 1 RESETB RESETB MEMTYPE A18 74HC32M 2 A18 CS 3 1 IC03A 1 74HC32M 5 CS4B 6 4 IC01B 74HC32M 2 CS3B 3 1 IC01A IO9 IO8 IO7 IO6 IO5 IO4 IO3 IO...

Page 121: ...1 A2 9 A0 A1 10 PC7 11 NC 12 PC6 13 PC5 14 PC4 15 PC0 16 PC1 17 CGDATA CGSTROB CGLATCH PPWREN CGCLK CGENABLE CGSTART OR ON 5V AD7 AD6 AD5 AD4 AD3 AD2 AD1 AD0 RESET RN3 WR IN2 IN1 ERROR DATAIN RS IDENT...

Page 122: ...18 2 A5 EN 1 CSPANEL 74HC241M IC05 AD8 AD9 AD10 AD11 AD12 AD13 AD14 18 AD15 RD PANEL INTERFACE 5V WR1 1 2 3 AD4 AD3 AD5 AD2 AD6 AD1 AD7 AD0 CSX0 CSX1 XINT WR RD X0 X1 NMIHPC 5 3V GND RESET A4 A2 A3 A...

Page 123: ...DA 6 SHIFT 4 WR 3 RD 2 IOW 1 IOR IC508 21 AD15 D7 22 AD14 D6 23 AD13 D5 26 AD12 D4 27 AD11 D3 28 AD10 D2 29 AD9 D1 30 AD8 D0 40 A8 A7 39 A7 A6 38 A6 A5 37 A5 A4 35 A4 A3 34 A3 A2 33 A2 A1 32 A1 A0 R51...

Page 124: ...I2 VCC EXUI B0 B1 B2 B3 B4 B5 B6 B7 WO GND CKI 9 8 7 6 4 3 2 1 68 67 66 65 64 63 61 NMIHPC RESET AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7 GND IC19C IC502A 1 74HC04M 74HC074M D D D D D D D D 9 8 7 6 5 4 3 2 A1...

Page 125: ...TIMING CURRENT GND D403 8 9 7 11 2 10 ST6 ENG1 ST4 ENG1 ST5 ENG1 5V IC401 PBL3770 GND C405 R405 R406 R408 C404 15 1 16 14 V40 3 V40 13 12 5 4 P401 1 2 3 4 5 6 7 8 D404 AOUT BOUT EMITTER VM VM GND GND...

Page 126: ...OE CS A18 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A1920 WRL19 RD CS1 AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7 27C080 IC104 30 12 11 10 9 8 7 6 5 27 26 23 25 4 28 29 3 2 1 31 24 22 D0 D1 D2 D...

Page 127: ...11 A12 A13 A14 A15 A16 A18 WR RD CS A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A19 WRH RD CS3B 628512 A18 CS 30 AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7 13 14 15 17 18 19 20 21 IC108 12 11 10 9...

Page 128: ...R 12 DSR 14 CTS 16 RXDRS TXD RTS RESET MC145407 CEXT CEXT C209 17 10V C202 4 10V 10 TXD 8 RTS 6 DTR R201 R200 P200 1 2 3 C200 C201 15 RESET 13 RTS 11 TXD 18 20 3 1 IC207 8 2 7 3 6 5 DS8921 R213 R214 D...

Page 129: ...NC 1 D7 AD15 2 D6 AD14 3 D5 AD13 4 TONE DECODER OUTPUT TONE OUT TIME CAP TONE IN IN FILTER OUT FILTER GND R644 R641 P607 2 C612 R633 R632 Q602 1 5V 8 5 R630 IC604 6 3 2 1 LM567CM 5V R624 C606 C608 2 C...

Page 130: ...8 19 20 STARTD 21 LOAD 22 DATA 23 F700 TPHCLK ERROR DATAIN AD TEMP PRINTHEAD P24 R704 R717 LM358M 1 3 R715 2 8 IC703A V24 R708 R706 IC701 C700 1 LM317LZ 2 3 R705 C701 R711 AD RES R718 R703 R701 V24 Q7...

Page 131: ...1 17 6 12 Power to Printhead 17 CPU BOARD cont d PPWREN IC702B 4 R712 6 5 74HC08M 2 R709 R707 V40 1 Q702 3 R713 R716 3 Z700 2 R302 AD P24 R306 P301 P24 Q704 GND 1 2 Q703 3 GND GND 2 3 4 5 6 7 8 9 V24...

Page 132: ...2 R328 R325 4 5 2 1 9 6 7 R334 R335 R336 R338 C312 C317 C313 C316 GND GND R323 R321 C314 C315 GND D309 5V C311 D308 VEE Q303 R322 1 2 3 R330 R327 RESET RESETB Q304 1 2 3 GND GND R327 R333 R332 5V R331...

Page 133: ...sed to check various signals or voltages using an oscilloscope or a voltage meter ADS Address strobe Controls address latches NHOLD Hold request from DMA active low VEE Battery voltage Min 3 0V at pow...

Page 134: ...ked If OK do the setup Contrast setup Print contrast is set Serial comm setup All uart s are initiated Service setup Label limits are set Paper type is set Image buffer size is set Head resistance is...

Page 135: ...Ext RS 422 In RXD RS 422 Out DTR out RS 422 Out RXD All EasyCoder 501 printers are fitted with a DB25 male interface connectorontheirrearplates comm port uart1 Thisconnector can be used for an RS 232C...

Page 136: ...be fitted on uppermost position of P 202 RS 422 circuit on IC 207 opto couplers on IC 205 and IC 206 optional and straps on P 204 P 209 are of no consequence The following hardware straps can be fitt...

Page 137: ...ionally which may harm your computer or terminal To Printer uart1 To IBM XT PS 2 DB25 female connector cable DB25 female connector Housing Housing Cable shield 1 1 Cable shield TXD out 2 2 TXD out RXD...

Page 138: ...ehostcomputeroveradistanceofupto1 200metres 4 000 ft by use of a four wire cable The transmission is full duplex i e reception and transmission can take place simultane ously RS 422 requires an additi...

Page 139: ...e fitted on IC 207 Jumper must be fitted on the lowest position of P 202 to select RS 422 Jumper must be fitted on some of P 204 P 209 according to diagram below RS 232C circuit on IC 200 standard jum...

Page 140: ...he printer and the host computer Therefore this interfaceissuitablewhereelectricalinterferencemayoccur andfor transmission over longer distances up to 500 metres or 1 500 ft Depending on the configura...

Page 141: ...200 are of no consequence P 203 External 5 Volt Jumper fitted connects 5V to pin 16 Warning Max 200 mA Becarefulnottoenabletheexternal5Vunintentionally whichmay cause harm to the terminal PC or other...

Page 142: ...of the current to the loop PRINTER CABLE COMPUTER Transmitter Receiver 47 ohm 270 ohm Pin 9 Pin 11 Pin 12 Pin 10 Pin 13 Pin 18 Pin 25 Pin 14 TXD TXD RXD RXD Transmitter Receiver 47 ohm 270 ohm Pin 9 P...

Page 143: ...S 422 1 RS 232C 1 RS 485 1 RS 232C Please refer to the chapter 1 2 for information on which interface boards are available for the various models Parallel interface board 1 Centronics Industrial inter...

Page 144: ...alled Connect the cable from the interface board to connector P 4 marked EXT INTERFACE at the lower rear corner of the CPU board Keep interface board and CPU board apart to avoid damage or short circu...

Page 145: ...kit complete with installation instructions or be factory installed With the Serial Interface Board installed the following types of interfaces can be selected uart1 Fitted on printer s CPU pcb RS 23...

Page 146: ...trapfittedonP 3betweenpin1 2 rightandmiddlepins selects RS 232C 20 mA Current Loop Strap fitted on P 3 between pin 2 3 middle and left pins selects 20 mA current loop External 5V External 5V max 200 m...

Page 147: ...rinter 4 RTSA RTSB RS 232C RS 232C RTS from printer 5 CTSA CTSB RS 232C RS 232C CTS to printer 6 DSRA DSRB RS 232C RS 232C DSR to printer 7 GNDI GNDI RS 232 C RS 232C Signal ground 8 not used 9 20M1 C...

Page 148: ...terface Board 1 971703 40 P5 P2 F24 F12 F13 F14 F15 F25 F16 F17 F26 F19 F20 F21 F22 F23 F28 F29 F9 F6 F5 F4 F3 F2 F1 IC4 IC2 IC5 IC3 IC6 IC4 RN1 RN2 C9 C12 C11 C10 C5 C8 C7 C6 Z1 R1 R2 R10 Z2 R3 R4 D2...

Page 149: ...1 X1 AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7 47k 10 2 5 3 6 4 7 9 8 RN2 RN1 CSX1 WR RD DTRA A4 A3 A2 A1 47k 8 9 10 5 3 7 6 4 2 1 X1 CLK X2 RESET CS WR RD INT A3 A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0 RXDA TXDA RXD...

Page 150: ...CTSB DSRB GNDI 20M1 20M1 TXD TXD 20M2 20M2 5VEXT RXD DTRB RXD TXDB RXDB RTSB CTSB DSRB GND 20M1 20M1 TXD TXD 20M2 20M2 5VEXT RXD DTRB RXD F12 F13 F14 F15 F16 F17 F19 F20 F21 F22 F23 F24 F29 F25 F26 F...

Page 151: ...h installation instructions or be factory installed WiththeRS422 485InterfaceBoardinstalled thefollowingtypes of interfaces can be selected uart1 Fitted on printer s CPU pcb RS 232C Standard RS 422 or...

Page 152: ...eception cannot take place simultaneously Simplified example of an RS 485 connection A transmission of data can be addressed to a certain unit in an RS 485 multi drop loop provided the Prot addr setup...

Page 153: ...andP 9shouldbestrappedon master unit Usually the host computer is master P 10 100 terminatingresistor Shouldbestrappedonthefirst and last units regardless of RS 422 or RS 485 P 11 100 terminating resi...

Page 154: ...0 ohm P 10 P 8 P 2 P 9 VEE GNDE PRINTER PRINTER PRINTER master RS 485 MULTIDROP LOOP w printer as master unit Screened twisted 2 line cable approx 50 pf m P 8 and P 9 strapped on master unit P 10 stra...

Page 155: ...RS 422 485 22 23 24 25 uart2 is a DB25 female connector uart3 is a DB25 male connector The mounting holes are connected to chassis ground 21 3 Connector Configuration STRAP S1 S2 S3 S4 S5 Address 0 Ad...

Page 156: ...85 Interface Board 1 971708 40 P5 P2 F11 IC2 IC3 IC7 IC1 RN1 D2 R4 F1 C8 C4 Q1 C3 R7 C1 Y1 P3 P6 5V EXT C19 P4 F5 F6 F7 F8 F9 F12 F10 IC10 IC8 IC6 IC5 IC4 C12 C15 C14 C13 R1 R3 R6 R2 R5 RN2 2 WIRE 4 W...

Page 157: ...RN1 CSX1 WR RD DTRB JUM3 A4 A3 A2 A1 47k 7 9 10 8 3 6 5 4 2 1 RXDB CTSB DSRB TXDB RTSB DTRB C12 C14 X1 CLK X2 RESET CS WR RD INT A3 A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0 RXDA TXDA RXDB TXDB I 6 I 5 I 4 I...

Page 158: ...pes of interfaces can be selected uart1 Fitted on printer s CPU pcb RS 232C Standard RS 422 or 20 mA CL Option Additional circuits required centronics Fitted on Parallel interface pcb Centronics paral...

Page 159: ...rnal 5V unintention ally which may cause harm to the terminal computer or other device connected to this port Busy Signal S 1 Jumper fitted BUSY signal ON until end of ACK signal No jumper fitted ACK...

Page 160: ...TURN 2000 READY4 2010 RETURN Also see BUSY and READY statements and PRSTAT function in the UBI Fingerprint Reference Manual 22 PARALLEL INTERFACE BOARD cont d 22 3 Connector Configuration Pin Signal D...

Page 161: ...UBI EasyCoder 501 Service Manual 161 22 4 Components Diagram 22 PARALLEL INTERFACE BOARD cont d Parallel Interface Board 1 971704 41...

Page 162: ...C8C 9 8 ACK 10 74AC00 SLCTIN INPRM 9 7 4 5 6 3 8 RN4 1 5V 10 9 8 7 6 5 4 RN3 BUSY F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 F11 F12 F13 10 2 F14 F15 F16 F17 F18 5V R3 F19 F20 GNDC CONNECTED TO CHASSIS GROUND MOU...

Page 163: ...l Interface Board can either be bought separately as a kit complete with installation instructions or be factory installed With the Industrial Interface Board installed the following means of communic...

Page 164: ...tements are executed in the program Four straps P 2 P 6 P 7 and P 8 control the relation between relay and output signal on output ports 201 204 respectively PORTOUT stmt Strap between pins OUT signal...

Page 165: ...TXDB Transmitted data from printer 2 OUT 201 3 RXDB Received data to printer 3 OUT 202 4 RTSB RTS from printer 4 OUT 202 5 CTSB CTS to printer 5 OUT 203 6 DRSB DSR to printer 6 OUT 203 7 GNDI Signal g...

Page 166: ...4 Components Diagram Industrial Interface Board 1 971709 40 P5 P3 IC2 IC3 IC1 RN1 Q1 C14 R15 C15 Y1 P2 P4 C4 C6 C5 C3 R6 RN2 P1 R9 R10 D1 C2 C1 F11 F5 F6 F7 F8 F10 F9 F12 REL4 REL3 REL2 REL1 IC6 IC4 C...

Page 167: ...AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7 47k 10 2 5 3 6 4 7 9 8 RN2 RN1 CSX1 WR RD DTRA A4 A3 A2 A1 47k 8 9 10 5 3 7 6 4 2 1 X1 CLK X2 RESET CS WR RD INT A3 A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0 RXDA TXDA RXDB TXDB...

Page 168: ...1 5 2 P8 74HC04 1 2 IC6A 5V 1 ULN2003 1 16 IC4A OUT4 4 3 1 REL4 2 3 1 IC5D TTL193B 7 8 9 R5 R6 C10 74AC14 10 5V 10 11 IC3E IN1 R18 5 2 P2 74HC04 9 8 IC6D 5V 1 ULN2003 4 13 IC4D OUT1 4 3 1 REL1 2 3 1...

Page 169: ...yCoder 501 501 E only See UBI Shell Startup Manuals and diagram in Appendix 1 EasyPak Start Up EasyPak 501 501 E only See EasyPak Getting Started manuals Therearefourdifferenttestlabelsthatshowtheprin...

Page 170: ...ing roller platen or foreign objects on it A sudden change from darker to weaker printout across the paper indicates a small image buffer In extreme cases only part of the pattern will be printed Test...

Page 171: ...cases a fifth test label follows This test label shows the printer spresentsetup Ifthesetupinformationdoesnotfitintoone label e g becauseofthreesetsofserialcommunicationparameters andbuffers addition...

Page 172: ...y control Check CPU board Chapter 26 3 Transfer ribbon breaks Ribbon fitted around LSS Check adjust n a Wrong Paper Type setup Check change Technical Manual Ribbon unwind unit stuck Check adjust Chapt...

Page 173: ...cause ribbon wrinkling and unnecessary wear of the printhead The pressure is factory adjusted but special applications or chang ing between printing methods may require readjustment using the trial a...

Page 174: ...Make a rough adjustment like this Turn both adjustment knobs clockwise as far as they go to maximum pressure Release the pressure of the inner spring package by turning the knob 2 1 4 turns counter c...

Page 175: ...ere anything that may interfere with the transfer ribbon e g the printhead cables If the wrinkling problem remains proceed as follows Using a T20 Torx screwdriver loosen the locking screw that runs in...

Page 176: ...side the wrinkling has occurred When the wrinkling ceases continue the movement ever so slightly to create a small safety margin The movement is best detected by the relation between the roller beari...

Page 177: ...ntoachannelin the profile see chapter 8 2 As long as the centre screw is not loosened the outer gable can be removedandputbackwithouttheadjustmentbeinglost Readjust ment requires a fixture and should...

Page 178: ...BI Shell installed customized applications and facilitates LSS adjustment and communication reset ThelimitedTestModeforEasyCoder EasyPak501allowsaseries of test labels to be printed see chapter 24 1 E...

Page 179: ...DE39 CODE39 1 234567 890128 UART1 BAUDRATE 9600 PARITY NONE CHAR LENGTH 7 STOPBITS 2 RTS CTS DISABLE ENQ ACK DISABLE XON XOFF DATA FROM HOST ENABLE DATA TO HOST ENABLE NEW LINE CR LF PRINT CONFIG CONT...

Page 180: ...ot taken only if label taken sensor is fitted Last label High thermal printhead voltage After the error is cleared and a new printfeed has been executed next error will be reported When no more error...

Page 181: ...wever any changes made in the immediate mode to setup values or files in the printer s RAM memory will not be reset Enter the Test Mode as follows also see diagram on next two pages Turn off the print...

Page 182: ...OW Show or remove current LSS value F2 Decrease LSS value 1 step F3 Increase LSS value 1 step F4 Decrease LSS value 10 steps F5 Increase LSS value 10 steps Reset communication to default values on uar...

Page 183: ...remove current LSS value Z Decrease LSS value 1 step X Increase LSS value 1 step C Decrease LSS value 10 steps V Increase LSS value 10 steps Reset communication to default values on uart1 std I O LSS...

Page 184: ...ormer and the CPU board P 300 Turn on the power again Check the output voltage from the transformer to the CPU board pin3 4 redcables whichshouldbe33VAC Ifso theproblem is probably caused by a malfunc...

Page 185: ...sible causes of malfunction seems likely one of the rectifier diodes D 300 D 301 D 304 or D 306 is probably damaged If the cause of malfunction is still not found it is bound to lie in the cables or c...

Page 186: ...ans of an EPROM pro grammer and compare the result with the same EPROMs from another printer Check that the GAL circuit on IC 04 is fitted correctly and is of the correct type article number 1 971805...

Page 187: ...ogram has somehow got stuck i e the RAM memory is overflowed or contains meaningless data An easy way to clear all RAM memory including saved pro grams istoentertheServicepartoftheSetupModebymeansof a...

Page 188: ...eyboardinterfaceboard Check cableandconnectorP 2onCPUboardforpossibledamageorbad contact PotentiometerWR 1fordisplaybrightnessadjustmentmayneed to be adjusted A malfunction may also be due to the fact...

Page 189: ...irect Protocol Programmer s Guide To have other error message displayed requires some kind of an errorhandlingprogram e g ERRHAND PRG seetheUBIFinger printProgrammer sGuide ortheerror handleroftheUBID...

Page 190: ...ours No communication general The following actions are valid for all communication interfaces installedintheprinter Referalsototroubleshootingoftheinterface in question Checkthattheinterfacecableisco...

Page 191: ...have been damagedasaresultofvoltagetransientsfromtheinterface Being socket mounted these circuits are easily replaceable Repeateddamageis however anindicationofinsufficientcable screening or the elect...

Page 192: ...ing the potentiometer WR 600 on the CPU board If the label stop sensor still does not operate correctly check the condition of its cables and that it they are correctly connected to theCPUboard Lowers...

Page 193: ...inting regardless if the transfer ribbon is removed error 1058 Transfer ribbon fit ted Check the sensor for paper dust or foreign objects and that the mirror plate is properly aligned Check that the s...

Page 194: ...cable from the printhead s outer connector to P 301 Is the printhead clean Residue from label adhesive or burnt transfer ribbon on the printhead prevents it from functioning correctly Clean as describ...

Page 195: ...rintout Weak or missing printout of some dots Examine the printhead and the pressing roller for dust adhesive residue or damage Clean or replace Oneortwomissingdotsmaybeduetomechanicaldamagetothe prin...

Page 196: ...eanthepressingroller Paperdustcandeterioratethepaperfeed function Clean the label stop sensor as well while you are at it Check the tension of toothed belt that drives the pressing roller Adjust as ex...

Page 197: ...obetoP 401 pins1 3 5 and7 sequentially The voltage will switch between 40V and 0V Testalsothemotorcurrentbysettingthesecondprobetoeachpin 16 of IC 403 and IC 405 The curve traced by the oscilloscope s...

Page 198: ...ftheadjustmenthaveproducedthedesired result Checktheadjustmentoftheribbonreturnroller seechapter24 3 Do not change the adjustment before you have performed all other checks mentioned above Checkthatth...

Page 199: ...ted Test that current is supplied through both motor windings by means of an oscilloscope whose one probe is to be connected to GND4andtheotherprobetoP 400 pins1 3 5 and7 sequentially The voltage shou...

Page 200: ...on IC 2 or IC 3 on the Connection Board Check that the headlift sensor on the ribbon save mechanism is clean inworkingconditionandproperlyconnectedtoP 4onthe Connection Board The 5V voltage on P 4 pin...

Page 201: ...are OK and that there is no obstruction of the face material coming out of the printer e g a incorrectly fitted tear off edge or paper cutter In case of fan folded face material from an external supp...

Page 202: ...sor s emitter are adjustable see chapter 11 3 If still no reaction the sensor is probably defective Has the clock calendar been set IfTIME andDATE instructionsgivestrangeresults ortimeisnot updated at...

Page 203: ...eignobjectsobstructthecuttingoperation Cleanasdescribed inchapter12 3 Ifthecutterisstoppedfromcompletingacutting operation the motor may be damaged by overload MeasurethevoltageP24betweenpin1 24V andp...

Page 204: ...sbatterybackuporanempty battery If you can communicate with the printer via a PC you could see whatfilesarestoredinthememorycardandthesizeofthemwith the aid of UBI Fingerprint commands FILES rom non D...

Page 205: ...ck that the sensors are free from dust and foreign objects so they can read the gaps in the code discs of the ribbon unwind and paper supply units Check that the ribbon low sensor is connected to P 60...

Page 206: ...ingdatahavetheappearancedescribedin chapter 20 Verify also that oscillator Y 1 on the Serial Interface Board is running First see No communication general chapter 26 2 In case of uart2 RS 422 or RS 48...

Page 207: ...f a SETSTDIO statement see UBI Fingerprint Reference Manual Check that the supply voltage 5V is present Verify by means of an oscilloscope that all signals during receivingandtransmittingdatahavetheap...

Page 208: ...roceed to next menu Legend UBI SHELL SEL APPLICATION SEL APPLICATION Direct Protocol SEL APPLICATION optional applic SEL APPL rom LINE_ALY PRG HU PP SET HD PP VIEW UBI Shell for EasyCoder Printers w o...

Page 209: ...IVER Enter ENTER UBI SHELL 5 sec v 4 0 ENTER UBI SHELL 4 sec v 4 0 ENTER UBI SHELL 3 sec v 4 0 ENTER UBI SHELL 2 sec v 4 0 ENTER UBI SHELL 1 sec v 4 0 Last selected application is started Default UBI...

Page 210: ...FROM HOST ENABLE U1 XO TO HOST ENABLE CONTRAST 5 UART1 NEW LINE CR LF LENGTH 1200 MEDIA TYPE LABEL w GAPS PAPER TYPE UBI HP 20 STOPADJ 0 START ADJ 0 HD PP HU PP Menus in this example show default set...

Page 211: ...EDADJ FEEDADJ STARTADJ STARTADJ 0 FEEDADJ STOPADJ STOPADJ 0 SETUP SERVICE Enter Enter If an optional interface board with at least one serial channel is fitted communication setup menus for each of th...

Page 212: ...ER TYPE designation designation PAPER TYPE designation PRINT DEFS TESTPRINT PRINT PRINT C EXIT ULTRA HIGH HIGH SERVICE PERFORMANCE PERFORMANCE NORMAL SERVICE MEMORY ALLOC MEMORY ALLOC IMAGE BUFF SIZE...

Page 213: ...transfer ribbon a simple dynamometer and a ruler Fittheribbonrollonthespoolyouwanttocheck Thelargerroll the better accuracy Measure the radius from the centre of the spool to the edge of the ribbon r...

Page 214: ...UBI EasyCoder 501 Service Manual 214 NOTES...

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