Casio CE-7000 Service Manual

SERVICE MANUALELECTRONIC CASH REGISTER(without price)CE-7000 (EX-475B*,C*,D*)FEB. 2000Printer Model : M-U420-071INDEX

- 8 -6. To remove the Main PCB, release the 2 screws of point A and 2 locking supporters of point B and the COM1 port outside screws.Remove 2 screw

N Item Code No. Parts Name Specification Q'ty Price REuropeINC UKGermanyCanadaOtherCountriesSaudiArabiaCode34 62471478 FILLER/BUTTON E311197-2 5

N Item Code No. Parts Name Specification Q'ty Price REuropeINC UKGermanyCanadaOtherCountriesSaudiArabiaCode5. Power supply blockN 40 10013899 PCB

N Item Code No. Parts Name Specification Q'ty Price REuropeINC UKGermanyCanadaOtherCountriesSaudiArabiaCodeIC2 21120802 IC SN74LV373APWT-EL 1 1 1

N Item Code No. Parts Name Specification Q'ty Price REuropeINC UKGermanyCanadaOtherCountriesSaudiArabiaCodeN 86 62481646 GUIDE/ROM E475 E240524-1

907504505506502501503507509508114RIBBON CASSET14014813951611251910510990111090290511914612511513012410813512912853954454254513013610211351051151351470

PARTS PRICE LISTM-U420(071)N Item Code No. Parts Name Specification Q Price Code R1. DRIVING MECHANISM COMPONENTS101 19092776 LEVER/FIXING J 1004032 1

NItem Code No. Parts Name SpecificationQPrice CodeR527 19060763 SHAFT/PAPER FEED ASSY 1028544 1 CH AN 528 94870513 SHAFT/PAPER EXTENSION ASSY 1059877

- 105 -16. DRAWERDL-2766 (M type) Europe,Saudi-Arabia, Other countries

DL-2766 (M type) Europe, Saudi-Arabia, Other countriesN Item Code No. Parts name SpecificationQ'tyPrice Code RANK2 19061309 CHASSIS/BOTTOM 264D-1

- 107 -DL-2767 (M type) UK, Germany

- 9 -6.CIRCUIT EXPLANATION6-1. Power supply circuitThe power supply circuit provides the following voltage for the main circuit.Output Pin No1----- VC

DL-2767 (M type) UK, GermanyN Item Code No. Parts name Specification Q'tyPrice CodeRANK2 19061309 CHASSIS/BOTTOM 264D-1101 1 CW X3 55000619 ROLLE

- 109 -DL-2417 (M type) USA

DL-2417 (M type) USAN Item Code No. Parts name Specification Q'tyPrice CodeRANK2 19061309 CHASSIS/BOTTOM 264D-1101 1 CW X3 55000619 ROLLER/DERLIN

- 111 -DL-2517 (M type) Canada

DL-2517 (M type) CanadaN Item Code No. Parts name Specification Q'tyPrice CodeRANK2 19061309 CHASSIS/BOTTOM 264D-1101 1 CW X3 55000619 ROLLER/DER

- 113 -DL-3616 (L type) USA, Canada

DL-3616 (L type) USA, CanadaN Item Code No. Parts nameSpecificationQ'tyPrice CodeRANK2 19077272 LOCK ASSY ZD00290-0 1 BZ B3 19060672 NUT M4XP0.7

- 115 -DL-3617 (L type) Saudi-Arabia

DL-3617 (L type) Saudi-ArabiaN Item Code No. Parts name Specification Q'tyPrice CodeRANK2 19077935 LOCK ASSY ZD00280-0 1 BT B3 19060672 NUT M4XP0

CASIO TECHNO CO.,LTD.Overseas Service DivisionNishi-Shinjuku Kimuraya Bldg. 1F5-25, Nishi-Shinjuku 7-ChomeShinjuku-ku, Tokyo 160-0023, Japan

- 10 -6-2. Reset and power down circuitThe rest and power down circuit are as following circuit. The reset switch is provided for thehard reset to cl

- 11 -CPU pin description(uPD784215GC-084-8EU)Pin No. Signal Name Description In/Out1 P120 HD1 HEAD PIN DRIVE HD1 Out2 P121 HD2 HEAD PIN DRIVE HD2 Out

- 12 -Pin No. Signal Name Description In/Out51 P83 RB3 Bank selection RB3 Out52 P84 RB4/CB1 Bank selection RB4/CB1 Out53 P85 FB0/CB2 Bank selection FB

- 13 -RB1RB2RB3RB4/CB1FB1RAM enableARC RESETRAM1 CERAM4 CERAM2 CERAM3 CE6-4. Memory chip selection circuitThe RAM chip select signals made by the foll

- 14 -6-5. Flash ROM1 address circuitThe Flash ROM1 address signals FA17 to FA20 are made by the following circuit.The Flash ROM1 (LH28F016SCT-L95, 1

- 15 -6-7. Flash Pack circuit (Memory Cassette RAC-9)The Memory Cassette RAC-9 (2 M bytes) is possible to connect to the Flash Pack connectorCN17 of t

- 16 -6-8. Memory mapThe memory table is as follows: Memory mapRAM enable 2CS 3CS 4CS 8CS CCS A18 A19 RAM BANK Flash BANK RAM1 RAM2 RAM3 RAM4 Flash1

- 17 -6-9. Printer drive circuitThe printer drive circuit is as follows:IC5 (MTA001M-F4101) is the head pin driver IC. And, the Transistors Q6,Q7 and

CONTENTSCE-7000 Page1. SPECIFICATIONS... 12. INITIALIZE (MAC) OPE

- 18 -6-11. RS232C port COM2 and COM3 circuitThe circuits of COM2 and COM3 are as follows:TP48The COM2, and COM3 port pin locations are as shown below

- 19 -6-12. Keyboard selection switchThe main PCB has the keyboard selection switch to detect the keyboard type.For the model CE-7000, set the switch

- 20 -1-3. Connect the clerk key cable sub ass'y to the clerk key unit. Also, fix the FG wire by the fixingpin and the screw.1-4. Insert the cle

- 21 -Remove the mode key plate. Then,fix new mode key plate.Upper case1-6. Remove the clerk button unit form the upper case. Then, replace the model

- 22 -2-4. Open the back cover of lower cabe to release the 2 screws. Then, connect the necessaryextension cable for drawer. In this case, do no for

- 23 -2P connectorMain PCB1903 01011907 694819077906623662883-3. Fix the paper near end sensor to the lower case by 2 screws and connect the sensorcon

- 24 -Pin No. Description In/Out33 WAIT CONNECTED TO GND In34 ASTB CONNECTED TO GND Out35 RESET VFD RESET SIGNAL In36 INTP0/TI0 VFD BK In37 INTP1 VFD

- 25 -6-16. DC/DC converter circuitThere are two DC/DC convertor circuit fordisplay.For the 7 segment display voltages aremade by the DC/DC converter

- 26 -Pin No.Pin Name Name In/Out Status of OFF Status of ONNo TokenStatus of ONTokenDescription1 A0/nMUX Address 0-2 In L L Pulse On a non-multiplexe

- 27 -2. ARCNET In-line circuitThe In-line circuit is as follows:CE-7000 has the ARCNET In-lineboard I/0 PB-14.Pin No.Pin Name Name In/Out Status of O

- 1 -• CPU Name uPD784215GC084-8EUNumber of control bit 8bitInternal RAM 4 KBytes• RAM1 and 2 Name HY628100ALLG-70Capacity 128 K bytes• Option RAM3 an

- 28 -3. In-line connection1) System connection diagramThe maximum In-line (ARCNET) cable length and maximum connection unit will bevaried by the In-l

- 29 -4) To connect the In-line cableConnect the In-line cable and connector as shown below:Connector at the enc of In-line cableNotes:1.Use crimp too

- 30 -1. StructureConductor Material: Tin plated mild copper twistCross section area: 0.5mm2Construction: 20 pieces/0.18 mmO.D. 0.95 mmInsulation Mate

- 31 -7. DIAGNOSTIC OPERATION7-1. To start the diagnostic program1. Plug the power cord into an AC outlet.2. Set the mode switch to "OFF" po

- 32 -7-4. Switch status testPress "C" button or changing the switch condition,the switch status is appeared on thetransaction place of the

- 33 -7-5. Individual function test1) Series testThis test will perform the following tests in series.1. Display test (All dot and segment trun on.)2.

- 34 -3) Print aging test (Slip printer)This test will check the slip printer continuously until pressing some key button or turn offthe mode switch.O

- 35 -6) Print aging test (Slip printer)This test will check the slip printer. To stop the continuous printing, press some keybutton or turn off the

- 36 -8) Flash1 ROM checkThis test will check the Flash 1 ROM. This test will print the version name and checksum on the receipt as shown in sample p

- 37 -11) Flash2 ROM and Flash pack checkThis test will check the Flash 2 ROM and Flash pack. This test will perform the erase,write, and verify chec

- 2 -1-4. Drawer List DRAWER NAME Specification NOTE • DL-2766 (M type) D-9BC-B84M-9* EUROPE, Saudi-Arabia, Other countries • DL-2767 (M ty

- 38 -12) Flash ROM and Flash pack device information checkThis test will check the Flash ROM and Flash pack device infromation .Thie device signature

- 39 -14) RAM read only checkThis test will check the read only check for RAM.Perform the RAM check (EX: command "1 and #2 " ), before star

- 40 -16) RS232 port checkThis test will check the RS232 port. Connect the loop back connector before operate thischeck.Operation : X 2 m

- 41 -17) Print checkThis test will check the print test.Operation : s 0 0 r 8 #2 Keyr: 0= One time check 1= Continuously

- 42 -Dot displaySegment displayNOTE: When use the command print and display, press #1 key (Cash AMT tender key)to display and print the next line. To

- 43 -20) Dot display checkThis test will display the some dot test pattern.Operation : n z y y 6 7 0 8 #2 Keyz:

- 44 -22) Date time set testThe machine will set the time or the date.Opeartion : n1 n2 n3 n4 n5 n6 X 9 #2 KeyX: 0= Time set

- 45 -24) Scanner testThis operation will test the scanner operation.Opeartion : X n 3 0 7 #2 Keyn: 0= Scanner read test

- 46 -E : Error status(01 : Framing error)(02 : Over run error)(04 : Parity error)(40: Transmit/ Receive data error/ Data is not 55.)(80 : Time out

- 47 -26) In-line (ARCNET) testThis operation will test the In-line (ARCNET) function. This test need the receptionmachine as shown below;Wiring dia

- 3 - DEVICE NAME MODEL NOTE • Slip printer cable PRT-CB-8C Connect Com 2 or 3. (Cable lngth 1.5m) • External printer cable PRT-CB-8A Connect

- 48 -2) MODE 2Reception mode 2: Check the receive data only.Send mode 2 : Send the test data each one second continuously.This action will contin

- 49 -27) In-line (ARCNET) initial testThis operation will initialize the In-line (ARCNET) function. And , when the machine isconnected to the other

- 50 -8. ERROR CODE8-1.Operation error codeWhen an error condition is generated, one of the following error codes (E001 – E205) isdisplayed to indicat

- 51 -edocrorrEegasseMgninaeMnoitcA940E llufyromemKCEHC .llufyromemxednignikcartkcehC .desuyltnerrucrebmunkcehcehtesolcdnaezilaniF050E llufyromemLIATE

- 52 -8-2. System error coderorrEedocgninaeMrorrEedocgninaeMsrorreO/IeliF 1202 rorretaerceliF057 .detaercebtonnaceliF 2202 rorreO/IeliF157 evirddetang

- 53 -9. IC DATA1. BA10393F-E2 2. HA17431PA3. HD74LVC244ATELLDon't careHigh impedance4. HD74LVC245ATELLDon't careHigh impedance

- 54 -5. HD74LVC374ATELL6. HIN202CBN-T7. HIN211CA-T

- 55 -9. LC7932M-TE-R8. HY628100ALLG-70

- 56 -10. LH28F004SCT-LB5

- 57 -11. LH28F016SCT-L95A

2. INITIALIZE (MAC) OPERATION (CE-7000)1. Plug the power cord into an AC outlet.2. Set the mode switch to "OFF" position.3. While pressing

- 58 -12. LM2576HVT-5.0LB0313. MB3800PFPin No. NameDescriptionInput for Error Amp.Soft start/ SPC preset capacitor terminalPower supplyOutput current

- 59 -14. MTA001M-F410115. S-80823ANNP-EDL/S-80835ALNP-EAZ(1) Nch open drain active low output(2) CMOS active low outputS-808XX AX XX - XXX

- 60 -17. SN74HC157APWR19. SN74LV00APWR20. SN74LV02APWR18. SN74HC27PWR

- 61 -21. SN74LV08APWR22. SN74LV138APWR23. SN74LV139APWR

- 62 -24. SN74LV165APWR25. SN74LV174PWR

- 63 -26. SN74LV244APWR27. SN74LV245APWR28. SN74LV32APWR

- 64 -31. SN74LV74APWR29. SN74LV373APWT-EL30. SN74LV373APWT-EL

- 65 -32. SN751178NS-ELInputEnableOutput33. TA8429HControl circuitHeat protection circuitOver current protectionINPUTOUTPUTOUTPUT MODEBrakeReverse rot

- 66 -34. TC74VHC123AFT

- 67 -10. PCB LAYOUTMAIN PCB (Front side)

- 5 -4. BLOCK DIAGRAM4-1. PCB CONNECTION

- 68 -MAIN PCB (Back side)

- 69 -11. CIRCUIT DIAGRAMMODEL : CE-7000 (EX-475B*,C*,D*)CONTENTS1. LOCATION OF PRINTED CIRCUIT BOARD...

- 70 -Europe, other countriesUKGermany

- 71 -USA, Canada

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- 6 -4-2. BLOCK DIAGRAM (CE-7000)AddressLatchAddress bus A8 - A19A0 -A7Data bus D0 -D7RAM1HY628100ALLG-70(128 K bytes)RAM3(Option)HM628512ALP-7512 K b

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- 83 -

- 84 -I/O PB-14 (ARCNET)

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- 7 -5. TO OPEN THE UPPER CASE1. Open the printer cover. Then, remove the ribbon cover from the machine.2. Remove the 2 screws of the upper case.3.

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- 92 -NOTES :1. Price and specifications are subject to change withput prior notice.2. As for spare parts order and supply, refer to the “GUIDEBOOK fo

- 93 -CASIO CE-7000494712131122000.234567892423262530292833323134127151617201814381921353910647956438601011006125864A64A379336485957

- 94 -63908791924279881008995100696768667673941027177767474170725052515378969745404144627580434654555665Battery only808083848685RAC-981829899

N Item Code No. Parts Name Specification Q'ty Price REuropeINC UKGermanyCanadaOtherCountriesSaudiArabiaCode1. Main PCB blockN 1 61935380 PCB ASSY

N Item Code No. Parts Name Specification Q'ty Price REuropeINC UKGermanyCanadaOtherCountriesSaudiArabiaCodeSW1 30008096 SWITCH SKQLLD-T 1 1 1 1 1

N Item Code No. Parts Name Specification Q'ty Price REuropeINC UKGermanyCanadaOtherCountriesSaudiArabiaCodeN C13 28073653 ELECTROLYTIC/CHIP RVJ-5