Casio FE-700 MEX Service Manual
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Casio FE-700 MEX Service Manual

Casio FE-700 MEX Service Manual

Ex-287 mexican version
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SERVICE MANUAL
(without price)
(without price)
ELECTRONIC CASH REGISTER
FE-700
MEX
(EX-287 Mexican Version)
Jan. 2003
Printer model : M190G
INDEX

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Summary of Contents for Casio FE-700 MEX

  • Page 1 SERVICE MANUAL (without price) (without price) ELECTRONIC CASH REGISTER FE-700 (EX-287 Mexican Version) Jan. 2003 Printer model : M190G INDEX...

  • Page 2: Table Of Contents

    CONTENTS FE-700 Page 1. SPECIFICATIONS..................1 2. INITIALIZE (MAC) OPERATION..............2 3. F-INIT (FMAC) OPERATION ............... 2 4. BLOCK DIAGRAM ..................3 4-1. PCB CONNECTION ................3 4-2. BLOCK DIAGRAM (CIRCUIT) .............. 4 5. DISASSEMBLY (FE-700)................5 5-1. MAIN PARTS ..................5 6.

  • Page 3: Specifications

    1. SPECIFICATIONS Power consumption In operation Standby Mode SW OFF Memory protection Backup battery Vanadium Lithium secondary battery VL3032/1F2 Back up period 90 days (25°C) Battery life 5 years (25°C) Recharge time 48 hours Memory capacity 1Mbits uPD431000ACZ-70LL Within ±30 sec. per month(25˚C) Clock and calender Accuracy Auto calender...

  • Page 4: Initialize (Mac) Operation

    2. INITIALIZE (MAC) OPERATION 1. Set the mode switch to "OFF" position. 2. Press the "INIT SW". 3. Turn the mode switch to ""REG" (Except "OFF" or "Z") position. 4. Release the "INIT SW" . 5. Input the MAC CODE. (10 digits) 6.

  • Page 5: Block Diagram

    4. BLOCK DIAGRAM 4-1. PCB CONNECTION — 3 —...

  • Page 6: Block Diagram (Circuit)

    4-2. BLOCK DIAGRAM (CIRCUIT) Reset circuit CUSTOMER DISPLAY MAIN DISPLA Printer SH101MA SH101MAY S80719AN M190G Segment & Digit data Head drive cuicuit Sensor signal HD.A~HD.H DRWS DI,DO,CLK,STB uPD16312GB-3B4 uPD78052G-A46-8BT PNES KC0~KC4 Select addess Keyboard AD0~AD5 Mode A8~A15 AD0~AD7 PWD detection A0~A7 FB0~FB5 A0~A7...

  • Page 7: Disassembly (Fe-700)

    5.DISASSEMBLY (FE-700) 5-1.MAIN PARTS 1.Open the printer cover. Remove the 2 screws of the upper case. Remove the 2 screws. 2.Slide the upper case to the front side. 3.Open upper case from the left side. 4.The battery is located at the printer fixing stand. Battery VL3032/1F2 —...
  • Page 8 5. Release the hook them Remove the write side. Hook 6. Release 3screws to remove printer plastic stand. Remove the 4 screws. 7. Release 2screws to remove printer unit. Remove the 2 screws. 8. Release 1 screw to remove display case. Remove 1 screw.
  • Page 9 9. Lift up upper case. 10. To remove the main PCB, release 7 screws and 2 screws for the COM port. Remove the 7 screws. Remove the 2 screws for the COM port. — 7 —...

  • Page 10: Circuit Explanation

    6.CIRCUIT EXPLANATION 6-1. Power supply circuit Q1 : Power transistor Q2 : Voltage detection transistor Voltage level at above check point (unit : V ) Measurement position Voltage (V) 12.5V 5.3V 6.2V 2 .47V — 8 —...

  • Page 11: Cpu (Ic11: Upd78052Gc-A46-8Bt)

    6-2. CPU (IC11: uPD78052GC-A46-8BT) Status of Status of Pin No. Signal Description In/Out Power On Power OFF Fiscal ROM bank 3 High High Fiscal ROM bank 4 / RAM bank 3 High High Fiscal ROM bank 5 / RAM bank 4 High High AVSS...
  • Page 12 Status of Status of Pin No. Signal Description In/Out Power On Power OFF HD.E Head drive signal of printer (HD.E) HD.F Head drive signal of printer (HD.F) HD.G Head drive signal of printer (HD.G) HD.H Head drive signal of printer (HD.H) RESET Reset signal (RESET) High...

  • Page 13: Display Controller (Ic2: Upd16312Gb-3B4)

    6-3. Display controller (IC2: uPD16312GB-3B4) Status of Status of Pin No. Signal Description In/Out Power On Power OFF Not used (GND) Not used (GND) Not used (GND) Not used (GND) DOUT Data out signal to CPU High High Data in signal from CPU Pulse High Clock signal (CLK)

  • Page 14: Initilize Ic (Reset Circuit)

    6-4. Initilize IC (Reset circuit) VDD : Voltage of memory protection battery To Pin No.60 of CPU When the voltage level at Pin No.60 of CPU is not stabilized, CPU does not work properly in rare case. Therefore, this machine uses the initialize IC for stabilizing the voltage. Even the voltage lebel of VDD(Pin No.2) is changed, Pin No.1 of initilize IC outputs stabilized 5 volts.

  • Page 15: Ram / Rom / Fiscal Rom Bank Selection Circuit

    6-7. RAM / ROM / Fiscal ROM bank selection circuit IOGATE HC32A GATE IC22 F. ROM1 HC32A IC22 F.ROM2 HC32A IC22 R123 HC32A IC22 100P EEPCE This circuit is used for address decoder for mamory. RAM 1M RAM256K Memory Map 00011 00101 00001...

  • Page 16: Fiscal Rom Address And Data Selection

    6-8. Fiscal ROM address and data selection This circuit is used for interface of Fiscal ROM. To improve the signal level of interface, this machine is used buffer IC (TC74HC367A) at all signal lines. IC8 is used for the gate of data bus between te Fiscal ROM and CPU. —...

  • Page 17: Head Drive Circuit For Printer

    6-9. Head drive circuit for printer Motor drive circuit Normally, the transistor of motor drive circuit is followng condition. TR1,TR2,TR5 : TR3, TR4 : MD(-) signal : VP level When the CPU want to rotate the motor, CPU change the MD signal to "High" from "Low". Then, TR1,TR2 and TR5 are become ON and MD(-) signal is become GND level, and then motor is rotated.

  • Page 18: Vpp Sensor Circuit

    6-10. VPP sensor circuit This circuit is using for making the voltage when the CPU write the data to Fiscal ROM. When the CPU wants to write the data to Fiscal ROM, CPU makes the "VPP.ON" signal to "Low level". DCS2 (PS10017): Booster circuit ( from 5V to 13V ) IC3 (M5237L) : IC for making 5V from 13V Each voltage level (Unit : V)

  • Page 19: Power Supply Circuit For Display

    Protection circuit To prevent the Fiscal ROM breakage, the protection circuit watches the voltage lebel of VCC,VDD,FVCC and VPP. When the each voltage level is more than following condition, this circuit cuts the voltage. VCC,VDD and FVCC : In case these voltages are become over voltage, this circuit outputs "SCR"...

  • Page 20: Diagnostic

    5. Diagnostic program is executed. TMAC ..... XXXX 9999900000 (c) 2001 by CASIO COMPUTER CO.,LTD. All rights reserved. XXXX: Version No.

  • Page 21: Switch Status Test

    7-4. Switch status test Press "C" button, the switch status is appeared on the display. [DISPLAY] No display No display No display No display Pop up display 1: Not connected 0: Connected INIT switch 1 : ON 0 : OFF Vpp level of Fiscal ROM 1 : High level (12V) 0 : Low level (5V)

  • Page 22: Individual Function Test

    7-5. Individual function test 1) Series test This test will perform the following tests in series. 1. All display test (display all segment and TL,CG transactions) 2. Main ROM sum test 3. RAM read test (one time) 4. Drawer open test 5.
  • Page 23 2) Print a ging test This test will print 45 lines following print pattern in a one minutes. Opeartion : Y 2 #2 Y : 0 = Normal test ( It is not necessary to input "0". ) 1 = Continuous print test X : 0 = Print 45 lines in a one minutes.
  • Page 24 4) RS232C port test This test will execute the RS232C loop back test continuously using loop back connector. In case an error happens, the machine issues an error receipt then stop this test. Test description : 1 : Level check at DSR signal ( Low/High) 2 : Send the data (0A5h) from TxD and receive it at RxD terminal.

  • Page 25: Fiscal Rom Test

    7-6. Fiscal ROM test 1) Fiscal ROM test This test will check the fiscal ROM area for the test operation. Opeartion : 1 7 #2 X : 0= Fiscal ROM information print 1= Fiscal ROM data dump print 2= Fiscal ROM write test in the test area 3= VPP (Fiscal ROM write voltage) test [PRINT] Normal end...

  • Page 26: Error Code

    8. ERROR CODE 8-1.Operation error code When an error condition is generated, one of the following error codes (E01 – E94) is displayed to indicate the cause of the error and the corrective action. DISPLAY ERROR REMARKS/CORRECTIVE ACTION Initialize or Flag clear operation error Retry the operation correctly.

  • Page 27: Fiscal Rom Error Code

    8-2. Fiscal ROM error code Error code will be printed when the machine has the Fiscal ROM memory trouble. Error Meaning Action Code Read after write error Initialize or Flag clear operation is necessary. Verify after write error Initialize or Flag clear operation is necessary. Read error Initialize or Flag clear operation is necessary.

  • Page 28: System Lock Code

    8-3. System lock code The following error code appears on display and receipt when the machine is lock up. Execute the Flag MAC or MAC operation to clear these errors. Error code : Display : X - - - - - - - - - Receipt : X ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! X : Lock code...

  • Page 29: Ic Data

    9. IC DATA 1. BA10393 (IC5) 2. MAX232N (IC27) BA10393/BA10393F OUT1 MAXIM -IN1 OUT2 MAX232 +IN1 -IN2 +IN2 3. M5237L (IC3) Output M5237 (Vo) ASO protection Heat protection OP AMP Voltage adjust Start up Standard Voltage Vref Current protection Terminal 1.
  • Page 30 5. TC74HC00AP (IC18,20,21) 6. TC74HC08AP (IC17, 19) 7. TC74HC32AP (IC22) 8. TC74HC138AP (IC26) SELECT DATA INPUTS OUTPUTS ENABLE INPUTS ( TOP VIEW ) — 28 —...
  • Page 31 9. TC74HC245AP (IC8) Inputs Output Y Bus B Data to Bus A Bus A Data to Bus B (Topview) 10. TC74HC367AP (IC7,9,10,23-25) Output Control G Output Control G 11. TC74HC373AP (IC13) Output Control Output Enable Control Enable — 29 —...
  • Page 32 12. TL431CLPB (IC1) Cathode(K) Vref Vref = 2.5V Anode(A) 13. (IC14) A0-A16 Address Inputs Q0-Q7 Data Outputs Chip Enable Output Enable Program M27C1001 Program Supply Supply Voltage Ground Not Connected Internaly A100711 — 30 —...
  • Page 33 14. (IC15) A0-A16 Address Inputs I/O1~I/O8 Data Outputs CE1, /CE2 Chip Enable Inputs 1,2 Right Enable Inputs Output Enable Inputs Supply Voltage Ground Not Connected Internaly /CE1 I/O8 I/O1 I/O7 I/O2 I/O6 I/O3 I/O5 I/O4 — 31 —...

  • Page 34: Pcb Layout

    10. PCB LAYOUT MAIN PCB (E287POL-1) and Display PCB (E287-E2-1) — 32 —...

  • Page 35: Circuit Diagram

    11. CIRCUIT DIAGRAM MODEL : FE-700 (EX-287 Mexican Version) CONTENTS 1. LOCATION OF PRINTED CIRCUIT BOARD ................34 2. MAIN PCB CIRCUIT ........................ 35 2-1. MAIN PCB CIRCUIT (1/8) ....................35 2-2. MAIN PCB CIRCUIT (2/8) ....................36 2-3. MAIN PCB CIRCUIT (3/8) ....................37 2-4.

  • Page 36: Location Of Printed Circuit Board

    — 34 —...

  • Page 37: Main Pcb Circuit

    — 35 —...

  • Page 38: Main Pcb Circuit (2/8)

    — 36 —...

  • Page 39: Main Pcb Circuit (3/8)

    — 37 —...

  • Page 40: Main Pcb Circuit (4/8)

    — 38 —...

  • Page 41: Main Pcb Circuit (5/8)

    — 39 —...

  • Page 42: Main Pcb Circuit (6/8)

    — 40 —...

  • Page 43: Main Pcb Circuit (7/8)

    — 41 —...

  • Page 44: Keyboard

    KEYBOARD E240763 FILM-PCB (E266-E3-1)

  • Page 45: Fiscal Memory Board

    E297-ROM E340645 FISCAL ROM BOARD...

  • Page 46: Power Supply Circuit

    SUPPLY CIRCUIT E341234 FE-700 (EX287POL/EX287MEX)

  • Page 47: Main Display

    MAIN DISPLAY E287-E2-1 E441220 — 45 —...

  • Page 48: Rear Display

    REAR DISPLAY E441221 E287-E2-2 — 46 —...

  • Page 49: Battery

    BATTERY E440256 — 47 —...

  • Page 50: Motor

    MOTOR E441110 — 48 —...

  • Page 51: Paper End Sensor

    PAPER END SENSOR E441222 — 49 —...

  • Page 52: Parts List

    2. As for spare parts order and supply, refer to the “GUIDEBOOK for Spare Parts Supply”, published separately. 3. The numbers in item column corespond to the same numbers in drawing. 4. CASIO does not supply the spare parts without parts code. 5. Remarks Q'ty :...

  • Page 53: Explode View

    Explode view Keyboard E287-1 ass y Drawer — 51 —...
  • Page 54 KEYBOARD BLOCK 19 16 13 14 — 52 —...

  • Page 55: Main Pcb Block (E287Pol-1)

    Code No. Name Specification Price Code R Item 1. Main PCB block 1 10102099 PCB ASSY/E287-1 E240736*3 30007777 FUSE 230.600 21207349 IC/LINEAR TL431CLPB IC11 10059678 LSI UPD78052GC-A46-8BT IC15 10041544 LSI UPD431000ACZ-70LL IC13 21051169 IC/MOS TC74HC373AP IC14 21120714 EP-ROM M27C1001-10/12F1 IC16 21120837 IC/RESET S-80845ANY-Z IC17, 19...
  • Page 56 Code No. Name Specification Price Code R Item C14, 16 28072854 CAPACITOR/ELECTROLYTIC RE2-16V220MMA-T2 28073582 CAPACITOR/ELECTROLYTIC RE3-6.3V472M 28072707 CAPACITOR/ELECTROLYTIC RE3-16V101M-T2 C40, 75 28073099 CAPACITOR/ELECTROLYTIC RE2-10V470MMA-T2 C4, 27 28072294 CAPACITOR/ELECTROLYTIC RE3-10V471M-T2 C55, 69 28072847 CAPACITOR/ELECTROLYTIC RE2-16V100MMA-T2 C68, 70-72 28072889 CAPACITOR/ELECTROLYTIC RE2-50V010MMA-T2 28450056 CAPACITOR/MODULE CNB6X221K CA11, 13, 15, 17, 18 28451134 CAPACITOR/MODULE...

  • Page 57: Main Display Block (E287-E2-1)

    Code No. Name Specification Price Code R Item RESISTOR/CARBON FILM RD14J331T26 R25, 36 RESISTOR/CARBON FILM RD14G242T26 R26,119 RESISTOR/CARBON FILM RD14J221T26 R27, 40, 142 RESISTOR/CARBON FILM RD14G103T26 R29, 30, 62-69, 111, RESISTOR/CARBON FILM RD14J102T26 112, 116, 118, 132 RESISTOR/CARBON FILM RD14G102T26 R31, 39 RESISTOR/CARBON FILM RD14J301T26...

  • Page 58: Power Supply Block

    Code No. Name Specification Price Code R Item 14 62457270 BUTTON/3 E311792-3 15 62457280 BUTTON/4 E311792-4 16 62457290 BUTTON/6 E311792-5 17 62457300 BUTTON/7 E311792-6 18 62457310 BUTTON/8 E311792-7 19 62457320 BUTTON/9 E311792-8 20 62457330 BUTTON/0 E311792-9 21 62457340 BUTTON/. E311792-10 22 62457350 BUTTON/00 E311792-11 23 62457360 BUTTON/5...

  • Page 59: Battery Block

    Code No. Name Specification Price Code R Item 52 62214086 SPACER/E240 E411501-1 SCREW 4X8 ZMC-3..SCREW 3X8 ZMC-3..NUT/INSERT SB-3001 SCREW 3X8 ZMC-3..9. Battery block 53 62480891 BATTERY ASSY E340625*1 30006692 BATTERY/LITHIUM VL3032/1F2 62480886 CONNECTOR SUB ASSY E340619*1 10. Printer block 54 10003305 PRINTER UNIT M-190G(071) E340977B-1...

  • Page 60: Drawer(Dl-1326)

    Drawer (DL1326) × 2 × 4 × 4 × 4 × 3 × 2 × 2 × 5 × 2 — 58 —...
  • Page 61 DL-1326 Item Code No. Name Specification Price Code 10022674 CASE ASSY/BOTTOM E240690*1 10060409 CASE/BOTTOM E140450-1 55000878 ROLLER/DERLIN DR-19B2 62464940 LEVER/HOOK E311876-1 62465020 SHAFT/HOOK LEVER E412071-1 SCREW 3X5 ZMC-3 55801461 SPRING/LOCK ZD03441-A 62466522 SPRING/PUSH E412137-1 62466529 RUBBER/FOOT E412136-1 SCREW 4X14 ZMC-3 62461240 REINFORCEMENT E412172-1...

  • Page 62: Printer M190G

    Printer M190G — 60 —...
  • Page 63 M-190G I t e m Code No. Name Specification Price Code R 9487 0002 MOTOR ASSY 1041565 9487 0003 CAM TRIGGER ASSY 1039846 1903 3004 SPRING/TRIGGER LEVER F621102010 1903 3005 LEVER/TRIGGER F621102020 1903 0231 SPRING/TRIGGER PLATE F801205110 1903 0230 PLATE/TRIGGER F801205100 1903 3006 COIL/TRIGGER F621102030...
  • Page 64 CASIO TECHNO CO.,LTD. Overseas Service Division Nishi-Shinjuku Kimuraya Bldg. 1F 5-25, Nishi-Shinjuku 7-Chome Shinjuku-ku, Tokyo 160-0023, Japan...

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