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Euro-500TX Handy

© Elcom, s. r. o.

Service manual

68

Euro-500TX Handy

© Elcom, s. r. o.

Service manual

69

Signature

Description

Jacket

GR version

with EPM7032

GR version

with EPM3032

Code

C54

100n

805

Yes

Yes

M120044

C27

100n

805

Yes

Yes

M120044

C55

100n

805

Yes

Yes

M120044

C14

100n

805

Yes

Yes

M120044

C45

100n

805

Yes

Yes

M120044

C37

100n

805

Yes

Yes

M120044

C36

100n

805

Yes

Yes

M120044

C40

100n

805

Yes

Yes

M120044

C38

100n

805

Yes

Yes

M120044

C70

100n

805

Yes

Yes

M120044

C29

100n

805

Yes

Yes

M120044

C31

100n

805

Yes

Yes

M120044

C39

100n

805

Yes

Yes

M120044

C32

100n

805

Yes

Yes

M120044

C28

100n

805

Yes

Yes

M120044

C13

100n

805

Yes

Yes

M120044

C57

100n

805

Yes

Yes

M120044

C33

100n

805

No

No

M120044

C23

100n

805

Yes

Yes

M120044

C20

100n

805

Yes

Yes

M120044

C21

100n

805

Yes

Yes

M120044

C74

100n

805

Yes

Yes

M120044

C64

100n

805

No

Yes

M120044

C22

100n

805

Yes

Yes

M120044

C122

100n

805

No

No

M120044

Cs4

100n

805

Yes

Yes

M120044

Cs2

100n

805

Yes

Yes

M120044

Cc6

100n

805

Yes

Yes

M120044

Cc2

100n

805

Yes

Yes

M120044

C43

100n

805

Yes

Yes

M120044

C17

100n

805

Yes

Yes

M120044

C46

100n

805

Yes

Yes

M120044

C19

100n

805

Yes

Yes

M120044

C18

100n

805

Yes

Yes

M120044

C68

100n

805

Yes

Yes

M120044

C11

100n

805

Yes

Yes

M120044

C48

100n

805

Yes

Yes

M120044

C73

100n

805

Yes

Yes

M120044

C10

100n

805

Yes

Yes

M120044

C89

100p

805

Yes

Yes

M120045

C88

100p

805

Yes

Yes

M120045

C87

100p

805

Yes

Yes

M120045

C90

100p

805

Yes

Yes

M120045

C93

100p

805

Yes

Yes

M120045

C92

100p

805

Yes

Yes

M120045

C91

100p

805

Yes

Yes

M120045

C82

100p

805

Yes

Yes

M120045

Tab. 7.1 Bill of material for the main PCB (cntd.)

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71
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Summary of Contents for Euro-500 Handy Series

Page 1: ...Euro 500 Handy Euro 500TX Handy Service manual version 1 1 Elcom s r o...

Page 2: ...This manual so as any of its parts must not be copied reproduced or otherwise forwarded without the editor s consent Elcom s r o all rights reserved...

Page 3: ...off of the system 16 2 2 4 Real time circuit 16 2 3 I O circuits 17 2 3 1 Printing control circuits 17 2 3 2 Keyboard 18 2 3 3 Displays 20 2 3 4 Communication circuits 21 2 3 5 Connexion of fiscal me...

Page 4: ...sts 50 5 2 Printer tests 51 5 2 1 Printing test 51 5 2 2 Thermal head position test 51 5 2 3 Paper presence sensor test 51 5 3 Keyboard tests 52 5 3 1 Keyboard test 1 52 5 3 2 Keyboard test 2 52 5 4 C...

Page 5: ...rrangement and listing of main PCB parts 66 7 3 Arrangement and listing of keyboard parts 75 7 4 Arrangement and listing of segment LCD module 76 7 5 Arrangement and listing of connectors PCB 77 7 6 A...

Page 6: ...for fitting the interconnect PCB 18 Fig 2 21 Keyboard connexion scheme 19 Fig 2 22 Signal chart on the 7442 decoder outlets A C 19 Fig 2 23 Signal chart on the 7442 decoder outlets 0 7 19 Fig 2 24 The...

Page 7: ...yboard keys 42 Fig 4 14 Display reinstallation 43 Fig 4 15 Display reinstallation in the Greek version of Euro 500TX Handy 44 Fig 4 16 ECR connectors 45 Fig 4 17 Connectors PCB placement 45 Fig 4 18 S...

Page 8: ...4 4 Table of shown parts 37 Tab 4 5 Table of shown parts 38 Tab 4 6 Table of shown parts 39 Tab 4 7 Table of shown parts 40 Tab 4 8 Table of shown parts 41 Tab 4 9 Table of shown parts 42 Tab 4 10 Ta...

Page 9: ...e heart of the ECR lies the 16 bit microcontroller E 500TXN that features 11 I O ports and two serial transfer channels The ECR programme is stored in 256 kB of EPROM memory Following the EPROM progra...

Page 10: ...or the circuits that are at all times powered as the ECR is on The KA278R05 linear voltage stabiliser is at the heart of this circuit that fixedly supplies 5 V voltage Figure 2 2 shows the NMI signal...

Page 11: ...converter is used to produce the VH voltage for the printer s thermal head performance circuits The core element here is the LM2588 ADJ that converts the accumulator voltage to the fixed voltage of 2...

Page 12: ...shown in the figure 2 7 produce these voltages 2 1 9 Power supply voltages characteristics VSS primary power supply for the VCC manufacture values 8 2 V 10 while mains powered 0 V while accumulator p...

Page 13: ...ncy up to 18MHz on chip oscillator and timer circuits QFP 100 case The figure 2 8 shows the pin place ment and the table 2 1 lists the pin descriptions for the E 500TXN VRAMx FM AL CN0 FM AH CN1 A16 C...

Page 14: ...34 D0 D7 I O data bus 35 VRAMx I 5 V power supply 36 43 A0 A7 O address bus 44 GND I 0 V power supply 45 55 A8 A18 O address bus 56 NC NC 57 GND I 0 V power supply 58 LCD SEL O activation signal of d...

Page 15: ...ontrol signal for drawer opening 85 BUZZER O buzzer control 86 GND I 0 V power supply 87 RDKEYB O signal for reading keyboard and JP4 JP6 jumper condition 88 RW1 I scanning keyboard 89 CS2 O current t...

Page 16: ...ltage value equal to 4 5 V Voltages below 4 5 V cause the V6309 L circuit to reset the CPU Stand by signal controller is a circuit that provides reliable leaving of the E 500TXN microcontroller stand...

Page 17: ...CC1 D0 D1 D2 D3 D7 D6 D4 D5 LATCH PR SET SYSCLKs A19 PR CLK PR DATA GND D17 FMKA140 VCCA VCCA VCCA TDI 1 2 3 GND 4 5 6 TMS 7 8 VC 9 10 GND 11 12 13 14 15 GND 16 VC 17 18 19 20 21 22 23 GND 24 25 TCK 2...

Page 18: ...CC1 PS1 R37 47k VCC TS R53 47k VCC1 HS Fig 2 16 Receipt paper tape detection in the printer Fig 2 17 Journal paper tape detection in the printer Fig 2 18 Measuring the printer head temperature Fig 2 1...

Page 19: ...he main PCB on the second side GND VCC ROW1 ROW2 ROW3 ROW4 ROW1 ROW2 ROW3 VCC GND D1 LL4148 D2 LL4148 D3 LL4148 D4 LL4148 D5 LL4148 D6 LL4148 0 1 1 2 2 3 3 4 4 5 5 6 6 7 7 9 8 10 9 11 D 12 C 13 B 14 A...

Page 20: ...optionally fitted with the backlight panels D1 that are controlled by display con troller SEG49 SEG50 The backlight option can be controlled using keyboard press Multiply key in X mode Maximum single...

Page 21: ...pped by default with communication circuits for PC scanner electronic scales and external keyboard 8888888888 Fig 2 25 Segment LCD and the NJU6432B display controller connexion C1 680p R1 47k VCC C3 1...

Page 22: ...Euro 500TX Handy Elcom s r o Service manual 22 Fig 2 27 View on the display placement in Euro 500TX Handy Fig 2 28 View on the display placement in Greek version of Euro 500TX Handy...

Page 23: ...or CR LF Communication with electronic scales is defined by these parameters communication speed 9 600Bd data bits 8 parity none stop bits 1 communication protocol Euroscales MORCAN or MACCA scales Th...

Page 24: ...PGM The description of control signals can be found in the table 2 1 GND DRW VCC B31 BCM4532 B32 EBM2012 C33 100n 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 REAR1 MOLEX53047 1510 PCRxD PCTxD SCRRxD SCLRxD S...

Page 25: ...onnect any ECR drawer to the Euro 500TX Handy that is conformant to the maximum trigger voltage of 24 V and current of 1 5 A The drawer will automatically open only if the ECR is connected to the exte...

Page 26: ...GND External adapter pole External adapter pole Clock GND Data Keyb NC Vcc NC Fig 2 36 Individual ECR connectors pin connexion Fig 2 37 Connector PCB connexion 1 2 3 4 5 6 SCR SCL Modular 6 pin GND SC...

Page 27: ...ectancy 50 000 000 pulses print density 12 5 and more or 50 km or more in tape length Operational temperature range 0 to 45 C Storage temperature range 20 to 60 C Operational humidity range 35 85 RH S...

Page 28: ...ntly equal to zero 3 2 4 Thermistor specification a electrical characteristics resistance 30 k 5 at 25 C B constant 3 950 K 2 b ranges temperature range 20 to 80 C c relation between temperature and r...

Page 29: ...Item Specification Type PM type stepping motor Number of phases 4 Control method Bipolar drive Excitation type 2 2 phase excitation Winding resistance phase 130 W 7 phase Insulation class Class E Exc...

Page 30: ...aper tape presence sensor for the journal tape output signal PS2x Head activation without paper in the printer can destroy the head or drastically decrease its durability There is an external paper ta...

Page 31: ...Signal name Function 1 VH Power supply of printer power circuits 2 VH Power supply of printer power circuits 3 VH Power supply of printer power circuits 4 VH Power supply of printer power circuits 5...

Page 32: ...ift the head lightly as the printer mechanism allows Do not use crude force Terminal Signal name Function 23 STB 3 Activation signal 3 24 DATA IN Print data serial input 25 VH Power supply of printer...

Page 33: ...cover backward using the side handles 2 Get the middle cover either by the visor at the paper tape holes or by side handles and pull the cover out 3 Separate the display visor from the middle cover Re...

Page 34: ...ver as it is screwed back Do not rip the twine from the screw while tightening As you close the ECR make sure that all the ECR wiring and parts are in their respective places so accidental clamping in...

Page 35: ...arge the accumulator to 100 and discharge it by continu ous use until it signals low power Repeat this process at least three times this pro longs the accumulator life if the suspiciously high shorten...

Page 36: ...w printer with the printer pads and place it back using screws 7 Plug the cables and place the displays back 8 Fasten the display visor into place and perform all the printer tests 1 2 3 4 5 6 7 Index...

Page 37: ...ription Code 1 2 Screw 2 1 10 segment customer display 3 2 Srew 4 1 Paper ribbon cutter 5 1 Holder of paper ribbon cutter 6 1 Screw 7 1 Printer LT1320 8 1 Middle cover 8 7 3 4 5 2 6 1 Fig 4 6 Printer...

Page 38: ...on ribbing direction ridges 6 Re solder the motor connector red wire onto the motor pin if necessary 7 Place the new motor into the fixation ribbing and position the motor holders 8 Tighten the fixing...

Page 39: ...ix them this can damage the electronics 7 Perform all the tests of the new PCB chapter 5 8 Assemble the covers back according to chapter 4 1 Note 2 If any test reports an error make sure that all the...

Page 40: ...ver and separate the front cover from the bottom one chapter 4 1 3 Unplug all the connectors from the main PCB 4 Detour voltage from the SRAM using the JP1 jumper Jumper is to be placed to the positio...

Page 41: ...4 9 Reinstallation of the keyboard or individual keys Note Keyboard reinstallation shall be performed only when ECR is turned off and external power supply is disconnected 1 Pull out the middle cover...

Page 42: ...to re spective slot 5 3 4 2 1 6 1 10 9 7 8 Index Quantity Description Code 1 1 Front cover M040168 2 1 Rubber keyboard M040026 3 1 Keyboard Euro 500 Handy v1 2 E02H500 4 8 Screw 2 5 12 M250062 5 1 Eur...

Page 43: ...and pull both out 5 Mount the new display with the Interconnect PCB and fix the wiring and the display by adhesive 6 Plug the connectors and assemble the middle cover back Reinstallation of the custo...

Page 44: ...and the display by adhesive 6 Plug the connectors and assemble the middle cover back Reinstallation of the customer display 1 Remove the display visor and display paper cover 2 Dismantle the defectiv...

Page 45: ...supply 2 Detach the middle and front cover from the bottom one 3 Separate the rear cover along with the motor holder 4 Plug or check the connection of connectors to the PCB and their integrity Make su...

Page 46: ...ytic capacitors see figure 4 Solder the backlight to the display PCB onto D1 facets Surplus connecting wire can be used in soldering 5 Solder the parts 1 pc C MOS 2SK1079 transistor onto Q1 facet 2 pc...

Page 47: ...3 Remove the original connector 4 Press the new connector as shown in the figure 5 Plug the drawer connector into the rear connector panel for external devices 6 Turn the ECR on and check the drawer f...

Page 48: ...dy can be easily connected to a PC through the RS 232 interface The transfer parameters have to be set the same on both sides PC and ECR PS 2 NC Vcc NC Data Ground Clock Fig 4 22 Connection of the ext...

Page 49: ...settings for the scanner and the scales have to be set the same as on the ECR 5 4 3 2 1 9 8 7 6 5 4 3 2 1 9 8 7 6 6 5 4 3 2 1 6 5 4 3 2 1 Modular jack 6 6 Euro 500TX Handy Top view Front view D SUB 9...

Page 50: ...ds start displaying on the LCD from right to left and simultaneously the arrows in the left part of the display will begin to blink from top to bottom Test Description 100 Display tests 200 Printing t...

Page 51: ...haracter set is then printed The test ends when the printing stops and ECR beeps twice In case of any printing difficulties consult chapter 6 3 for instructions 5 2 2 Thermal head position test Proced...

Page 52: ...second keyboard test evaluates the gradual pressing of keyboard keys If the keys are pressed exactly according to the figure 5 3 and the keyboard or its circuits are not damaged the test resolves as...

Page 53: ...isplay and printed on the printer If the serial PC communication test yields an error follow the instructions in the chapter 6 6 Caution The serial interface test fails i e detects an error only in tw...

Page 54: ...keyboard interface test allows the diagnostics of sending and receiving of se rial data through the Mini DIN PS 2 connector cable connexion is described in chapter 4 14 that is used to connect the ECR...

Page 55: ...possible using the ECR tests Entire FM data reading test Procedure 1 Switch the ECR into programming mode 2 Enter 700 using numerical keys 3 Press the Multiply key Testing procedure 1 The data is read...

Page 56: ...incorrect perform the following tests one by one 5 6 3 FM working voltages test The proper reading and writing of data from to FM is strongly dependant on the voltage values of VFD and VFP voltages Th...

Page 57: ...3 Press the Multiply key Testing procedure 1 In approx 1 2 s intervals the FM AH FM AL and A16 signals levels are changed altogether three times 2 The test results appear on the display and are print...

Page 58: ...the E Total key has been pressed and test ends 5 8 2 VCC1 power supply test This test verifies the VCC1 power supply functionality Procedure 1 Switch the ECR into programming mode 2 Enter 910 using nu...

Page 59: ...eshooting ECR doesn t function external power supply connected damaged or disconnected main power switch check the switch cable connection into the main PCB PWRSW connector check the switch functional...

Page 60: ...alue damaged D4 diode replace check whether the VRAM power supply is not short circuited toward GND damaged semiconductive part RAM is erased every time the ECR is turned on damaged backup NiCd accumu...

Page 61: ...ndom and unstable erase the SRAM move JP1 jumper farther from the NiCd accumulator for 10 seconds and reinitialise the ECR if problem persists replace SRAM ECR is reset cyclically usu VH voltage that...

Page 62: ...voltage value run test 910 and measure the VCC1 voltage if the voltage is wrong follow chapter 6 1 printer step motor is destroyed replace the printer jammed printer cylinder mechanism replace the pr...

Page 63: ...een Intercon PCB and the customer display check the plug ging of the customer display connector and check the connecting cable integrity damaged display module replace the entire module for customer o...

Page 64: ...and time are cleared after the ECR is turned off flat or damaged NiCd accumulator charge event replace the NiCd accumulator incorrectly placed JP1 jumper check the JP1 jumper position it shall be far...

Page 65: ...PCB check the plugging of the 2ndSENZ connector and its cable integrity check the correct sensor placement damaged external photoconductive sensor replace the sensor Caution The repair of malfunctions...

Page 66: ...jacket if the part is an electronic one and invoice code 7 1 ECR parts classification arrangement and listing of main PCB parts 7 2 arrangement and listing of keyboard parts 7 3 arrangement and listin...

Page 67: ...60003 Cc3 100u 10V EL2 0D5 Yes Yes M120012 C35 100u 10V EL2 0D5 Yes Yes M120012 Cc7 10u 10V EL2 0D5 Yes Yes M120011 C44 1u 35V TNTA Yes Yes M120024 C2 1u 35V TNTA Yes Yes M120024 C41 1u 35V TNTA Yes Y...

Page 68: ...F1 2x3 3mH 1 5A EMI4 Yes Yes M130009 U14 KA278R05 TO220F 4L Yes Yes M170106 U17 L293D DIP16 Yes Yes M170066 Us1 LM2588 ADJ IO The cooler is fitted onto the IC with the screw and inset into PCB Yes Yes...

Page 69: ...es M120044 C20 100n 805 Yes Yes M120044 C21 100n 805 Yes Yes M120044 C74 100n 805 Yes Yes M120044 C64 100n 805 No Yes M120044 C22 100n 805 Yes Yes M120044 C122 100n 805 No No M120044 Cs4 100n 805 Yes...

Page 70: ...No No M120046 C108 1n 805 No No M120046 C72 1n 805 No No M120046 C107 1n 805 No No M120046 C101 1n 805 No No M120046 C102 1n 805 No No M120046 C100 1n 805 No No M120046 C69 1n 805 Yes Yes M120046 C65...

Page 71: ...Yes Yes M110018 D14 LL4148 SOD80 Yes Yes M110018 D10 LL4148 SOD80 Yes Yes M110018 Ds3 LL4148 SOD80 Yes Yes M110018 D16 LL4148 SOD80 Yes Yes M110018 D5 LL4148 SOD80 Yes Yes M110018 D13 LL4148 SOD80 Ye...

Page 72: ...EBM2012 805 Yes Yes M130015 B42 EBM2012 805 Yes Yes M130015 B34 EBM2012 805 Yes Yes M130015 B44 EBM2012 805 Yes Yes M130015 B43 EBM2012 805 Yes Yes M130015 F2 1 85A RESETABLE FUSE Yes Yes M160008 F1 3...

Page 73: ...100R 805 Yes Yes M100085 R41 100R 0R 805 Yes Yes M100085 R51 10k 805 Yes Yes M100080 R52 10k 805 Yes Yes M100080 R8 10k 805 Yes Yes M100080 R50 10k 805 Yes Yes M100080 R49 10k 805 Yes Yes M100080 R26...

Page 74: ...100120 Rc12 2k2 805 Yes Yes M100120 Rs3 2k7 F 805 Yes Yes M100114 Rs1 2k7 F 805 Yes Yes M100114 R36 47k 805 Yes Yes M100093 R54 47k 805 Yes Yes M100093 R87 47k 805 Yes Yes M100093 Rs2 47k 805 Yes Yes...

Page 75: ...24 Ts1 2N7002 MOSSOT23 Yes Yes M180023 T12 BC817 SOT23 Yes Yes M180025 T11 BC817 SOT23 Yes Yes M180025 T7 BC817 SOT23 Yes Yes M180025 T13 BC817 SOT23 Yes Yes M180025 T2 BC817 SOT23 Yes Yes M180025 T6...

Page 76: ...D4 SOD80 M110018 K bel FFC 16 pin 1 mm KEYBOARDCON M200059 2 pin k bel s kon 200 mm PWR M200032 DPS Keyboard Euro 500 Handy v1 2 M240094 Tab 7 2 Bill of material for the keyboard PCB Description Sign...

Page 77: ...nterconnecting PCB Tab 7 4 Bill of material for the connectors PCB Description Signature Jacket Code 2 pin connector cable 360 mm REAR2 S1G2M M200012 DS 210 B Bond tact POWER DCPOWERJACK M190033 Minid...

Page 78: ...4 100n C11 805 M120044 100n C7 805 M120044 100p C5 805 M120045 15p C2 805 M120042 15p C3 805 M120042 1n C6 805 M120046 1n C4 805 M120046 BCM4532 BD2 EMI2 M130008 EBM2012 BD14 805 M130015 EBM2012 BD5 8...

Page 79: ...79 220R R8 805 M100095 470R R7 805 M100079 470R R10 805 M100079 47k R3 805 M100093 47k R9 805 M100093 47k R1 805 M100093 47k R2 805 M100093 10k R5 R11 R12 805 M100080 LL4148 D1 SOD80W M110018 0R R13 8...

Page 80: ...Euro 500TX Handy Elcom s r o Service manual...

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