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Casio CE-2400 Service Manual

Electronic cash register
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See also: Operator's Instruction Manual
SERVICE MANUAL
(without price)
ELECTRONIC CASH REGISTER
CE-2400
(EX-259B)
OCT. 1996
Printer Model : CR-710

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Summary of Contents for Casio CE-2400

  • Page 1 SERVICE MANUAL (without price) ELECTRONIC CASH REGISTER CE-2400 (EX-259B) OCT. 1996 Printer Model : CR-710...

  • Page 2: Table Of Contents

    CONTENTS Page 1. FEATURES....................1 2. SPECIFICATIONS ..................1 3. MAC (Memory All Clear) OPERATION ............2 4. DIAGNOSTIC OPERATION ................. 3 4-1. How to Start ......................... 3 4-2. Mode switch and PAD status display check ............. 4 4-3. Hard key code check ....................4 4-4.

  • Page 3: Features

    1. FEATURES The difference between CE-2350 and CE-2400 is as follows. Item CE-2350 CE-2400 Department number PLU number Clerk number Calculator function Available 2. SPECIFICATIONS 2-1. Electrical specifications • Power consumption Specification 0.35 A In operation Max. 0.22 A Min.

  • Page 4: Mac (Memory All Clear) Operation

    • Printer Name CR-710-001 Print method Rubber-type inner-hummer printing system Receipt number 2 receipt (Receipt & Journal) Print digit 12 digits (Numeric: 10 digits, Symbol: 2 digits) Printing speed Approx. 2.4 lines/sec. MCBF 1,500,000 lines W 44.5 ± 0.5 mm Paper width Paper diameter 83 mm or less...

  • Page 5: Diagnostic Operation

    Notes: 1. After initialize operation, the clock counts from 00 : 00 A.M. and also the calendar is started from 00 - 00 - 00. 2. If the memory of RAM is broken, the machine will be initialized after power on. 4.

  • Page 6: Mode Switch And Pad Status Display Check

    4-2. Mode switch and PAD status display check When the Clear key is pressed or changing the position of mode switch, the machine displays the mode switch position. Drawer status Drawer open Drawer close PAD status PAD 1 PAD 2 Short Short Canada...

  • Page 7: Hard Check Function

    4-4. Hard check function Enter 1 digit from numeral key and press the sub total button (ST), the following Hard check function will be executed. Display, RAM, Drawer, Printer check RAM read only check Voltage check of memory back-up battery Print all characters Display the time 4-4-1.

  • Page 8: Ram Read Only Check

    (6) Receipt issue The following receipt is issued. 0 1 • 0 1 • 9 2 4 5 1 2 : 3 4 No 0 0 0 4 Z 0 0 0 0 0 0 0 0 0 CA CD (7) Test display 4-4-2.

  • Page 9: All Characters Print Check

    4-4-4. All characters print check Operation : 0 1 • 0 1 • 9 2 1 2 : 3 6 No 0 0 0 5 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 3 4 4 4 4 4 4 4 4 4...

  • Page 10: Option Circuit

    5. OPTION CIRCUIT Power protection battery B-6 Power protection battery B-6 is available for CE-2350. However, interface circuit is not mounted to the machine. When you use the B-6, mount the following parts. Parts list for interface Code No. Parts Name Specification Q'ty 2200 3577...

  • Page 11: Circuit Explanation

    6. CIRCUIT EXPLANATION 6-1. Power supply circuit 1SR35-100A 1SR35-100A 1SR35-100A 1SR35-100A WITH HEATSINK OSH-1625-SP 2SD1196 VP 24V LM2575T-5.0 VIN 1 ON/OFF VOUT OUTPUT FEEDBACK 47~63KHz 100K MCDR1419-681K VLED 5.6V 1S2473 VCC 5.0V 1S2473 GNDP : Transistor for controlling voltage (VP) : Transistor for voltage detection : Transistor for controlling power down (PWD) signal ZD2 : Zenner diode for controlling base current of Q2...
  • Page 12 [PWD signal] After plugging the AC cord into outlet, VP voltage appears on the base terminal of transistor Q3. When the VP exceeds 16 volts, Q3 is turned on by the differential voltage between base and emitter terminal of transistor Q3. Then the PWD signal goes to GND level and informs "Power ON"...

  • Page 13: Cpu ( Μ Pd75517Gf-400-3B9)

    µ 6-2. CPU ( PD75517GF-400-3B9) PW-on Pin No. Signal Descriptions level Mode switch signal (RF, OFF, REG, X, Z) signal 2.0V AVREF VCC terminal (+5 V) — 5.0V VDD terminal (+5 V) — 5.0V VDD terminal (+5 V) — 5.0V P113 Motor drive signal (M4) P112...

  • Page 14: Motor Error Detection Circuit

    PW-on Pin No. Signal Descriptions level P03/SI0/SB1 Key input signal (KI3) High P02/SO0/SB0 Key input signal (KI2) High P01/SCK0_ Key input signal (KI1) High P00/INT4 Key input signal (KI0) High GND terminal — — Sub system clock signal (32.768 KHz) Pulse Sub system clock signal (32.768 KHz) Pulse...

  • Page 15: Mode Key Switch Status Read

    6-4. Mode key switch status read The CPU knows the mode switch status by voltage level of pin No.1. The voltage level is down by resistor. Each voltage is as shown below. Mode Voltage (V) 3.29 4.36 0.98 16 Kohms 6.2 Kohms To Pin No.1 of CPU 2 Kohms...

  • Page 16: Initialize Ic (Reset Ic)

    6-6. Initialize IC (Reset IC) When the voltage level on 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 level of VDD (Pin No. 2) is changed of initialize IC,Initialize IC output stabilized 5 volts from pin No.1.

  • Page 17: To Open The Upeer Case

    7. TO OPEN THE UPPER CASE (1) Remove the printer cover. (2) Remove the four screws 1 near the printer unit. (3) Slide the upper case to backward and pull it up then remove it. (4) Remove the five screws 2 to separate the keyboard. Slide this direction —...

  • Page 18: Pcb Layout

    8. PCB LAYOUT — 16 —...

  • Page 19: Circuit Diagram

    9. CIRCUIT DIAGRAM POWER POP UP DISPLAY TRANSFORMER E240-E2 W-P7909 W-P7911 E240-E2 W-D3409 W-D3411 PLEM20R 85ms 5277-02A 1.55s 76.8ms (MIN) 52045-2045 53253-0310 IL-G-3P DRAWER E259-1 126ms DRY BATT. CPU CLK 52045-2845 52045-2245 MODE-KEY E241-E3-2 PRINTER 1.1mS 5.6ms RECEIPT E240-E3-1 CR-710 ON/OFF 1.1mS 4.5mS...
  • Page 20 IC8 BA12003 IC9 BA12003 PAD MATRIX PAD1 PAD2 SHORT RA 3MS5636F 1 2 3 4 5 6 7 IC11 LC36256PLL J-COM C103 R-COM PRINTER PAD1 PAD2 TFC103 C471 IC12S-80730AN TC74HC174 IC10 C472 MODECOM R-COM P140 J-COM AVREF P141 P142 P143 RESET P113 RESET...
  • Page 21 VLED 2SB1240 DTC114YS 2SB1240 C22 C103 C38 C102 R ON/OFF DTC114YS R ON/OFF C103 R40 2SB1240 6.2K 3.9K MODECOM DTC114YS 1S2473 1S2473 1S2473 1S2473 2SB1240 1S2473 COM0 1S2473 COM1 DTC114YS COM2 COM3 BA12001SA0 BA12001 BA12001SC0 BA12001 BA12001SE0 BA12001 BA12001SG0 BA12004 7 6 5 4 3 2 BA12004SB1 BA12004...
  • Page 22 J-COM R-COM TO BLOCK DIAGRAM (1/5) 4.7K IC9 BA12003 IC9 BA12003 4.7K 1S2473 4.7K IC9 BA12003 1S2473 IC8 BA12003 4.7K 1S2473 4.7K IC8 BA12003 1S2473 4.7K IC8 BA12003 1S2473 3.9K 1S2473 8 IC6 STA471A IC6 STA471A 3.9K GNDP R24 10K Q9 DTC114YS 2SB1240 STEP MOTOR COM...
  • Page 23 1SR35-100A 1SR35-100A 1SR35-100A 1SR35-100A WITH HEATSINK OSH-1625-SP 2SD1196 VP 24V LM2575T-5.0 VIN 1 ON/OFF VOUT OUTPUT FEEDBACK 47~63KHz 100K MCDR1419-681K VLED 5.6V 1S2473 VCC 5.0V 1S2473 GNDP Name Board No. Drawing No. MAIN PCB E259-1 (4/5) E340013 — 21 —...
  • Page 24 Location No. Specification Location No. Specification Location No. Specification Location No. Specification Location No. Specification LM2575T-5.0/LB03 CR-25-3.9K J-T MS1038F ECQ-B1H-103-KF 2SD1196 BA12004 CR-25-10K J-T MS5635F 2SC4640 BA12001 CR-25-10K J-T MS5636F 2SC4640 BA10393 CR-25-330K J-T MS5636F 1SR35-100A µPD75517GF-400-3B9 CR-25-6.2K J-T MS1038F 1SR35-100A STA471A CR-25-560 J-T...
  • Page 25 JAPAN EUROPE (JAPAN SPEC.) 100V (B, F, G) 240V 230V 220V 120V 100V L5T18X6X10 TE-233-E3D L5T18X6X10 TE-233-E3U US. CANADA U.K. (US. CANADA SPEC.) 120V (C, L) 240V 230V 220V 120V 100V L5T18X6X10 TE-233-E4D L5T18X6X10 TE-233-E3U OTHER COUNTRIES (with Voltage Selector) 240V 230V 220V...
  • Page 26 E259-1 (2/5) R ON R OFF E240-E3-1 E241-E3-2 K E Y C O N T A C T P O S I T I O N E 2 5 9 - E 4 RFEED JFEED 49 50 Name Board No. Drawing No.
  • Page 27 COM3 COM3 CN3-1 COM2 COM2 CN3-2 COM1 COM1 CN3-3 COM0 COM0 CN2-9 120Ω 120Ω CN3-10 120Ω CN3-11 120Ω CN3-6 120Ω CN3-7 120Ω CN3-5 120Ω CN3-8 SDP0 120Ω CN3-9 120Ω SDP0 CN2-6 120Ω CN2-4 120Ω CN2-3 120Ω CN2-8 120Ω CN2-7 120Ω CN2-5 120Ω...
  • Page 28 COM3 COM3 CN3-1 COM2 COM2 CN3-2 COM1 COM1 CN3-3 COM0 COM0 CN2-9 120Ω 120Ω CN3-10 120Ω CN3-11 120Ω CN3-6 120Ω CN3-7 120Ω CN3-5 120Ω CN3-8 SDP0 120Ω CN3-9 120Ω SDP0 CN2-6 120Ω CN2-4 120Ω CN2-3 120Ω CN2-8 120Ω CN2-7 120Ω CN2-5 120Ω...
  • Page 29 PRINTER E259-1 PIN NO. CN2 PN NO. STEP MOTOR (+24V) STEP MPTOR COIL M4 STEP MOTOR COIL M3 STEP MOTOR COIL M1 STEP MOTOR COIL M2 VP (+24V) VP (+24V) – PAPER FEED MOTOR J.FEED R.FEED STAMP RESET PULSE RP GND (for + 5V) Name Board No.

  • Page 30: Parts List

    10. PARTS LIST MODEL: CE-2400 (EX-259B) CONTENTS Main PCB ass'y ....................... 29 Main display block ....................31 Customer display block ..................32 Keyboard block ......................33 Button block ......................34 Power supply block ....................36 Upper case block ..................... 37 Printer block/Printer fixing block/Others ..............

  • Page 31: Main Pcb Ass'y

    1. Main PCB ass'y I t e m Code No. Parts Name Specification Version MAIN PCB ASS'Y 6193 3602 Main PCB ass'y (E259-1) E211743*2 IC11 2006 1235 LSI LC36256AL70/85/10 2006 1606 LSI UPD75517GF-400-3B9 IC13 2101 0189 MOS IC TC74HC138AP IC10 2105 1071 C-MOS IC TC74HC174AP 2114 1512 Liner IC...
  • Page 32 I t e m Code No. Parts Name Specification Version Module resistor MS5635F RA3,4 Module resistor MS5636F RA1,5 Module resistor MS1038F 2801 8932 Ceramic oscillator CST4.19MGW 2807 2231 Electrolytic capacitor RE2-50V470M-T2 2807 2238 Electrolytic capacitor RE2-50V010M-T2 2807 2245 Electrolytic capacitor RE2-25V331M-T2 2807 2252 Electrolytic capacitor RE2-35V102M...

  • Page 33: Main Display Block

    2. Main display block I t e m Code No. Parts Name Specification Version MAIN DISPLAY BLOCK 1 2320 1365 LED HDSP-5621#S02 Carbon film resistor ERD25TJ121V Carbon film resistor ERDS2TJ121V 2 3500 5833 PCB connector 52044-2045 3 3500 5834 Pin ass'y 9P 53254-0910 4 3500 5835 Pin ass'y 11P 53254-1110...

  • Page 34: Customer Display Block

    3. Customer display block I t e m Code No. Parts Name Specification Version CUSTOMER DISPLAY BLOCK 7 2320 1365 LED HDSP-5621#S02 Carbon film resistor ERD25TJ121V Carbon film resistor ERDS2TJ121V 8 4306 1004 PCB E240-E2 (without components) E311067A-1 9 6191 0334 Display connector ass'y E311301*1 10 6221 4059 Blind sheet R E311214-1...

  • Page 35: Keyboard Block

    4. Keyboard block I t e m Code No. Parts Name Specification Version KEYBOARD BLOCK 13 3501 5474 FFC connector 52045-2245 14 4306 1013 PCB E241-E3-2 (without components) E311071A-1 15 4308 1074 PCB E241-E4 (without components) E312009-1 16 6191 0102 Mode key switch ass'y E311288*1 17 6231 9577 PC joiner A E411356A-1...

  • Page 36: Button Block

    5. Button block — 34 —...
  • Page 37 I t e m Code No. Parts Name Specification Version BUTTON BLOCK 22 6247 3830 Coil spring A E411104A-1 23 6247 3837 Coil spring B E411104A-2 10 C 24 6221 3988 L cap E210964-1 25 6221 4025 S cap E311103-1 41 C 26 6221 4356 S button 5 E311116-3...

  • Page 38: Power Supply Block

    6. Power supply block I t e m Code No. Parts Name Specification Version POWER SUPPLY BLOCK 45 3000 3020 Power transformer TE-233-E4D 46 3030 4055 Ferrite core L5T18X6X10 47 3700 4281 Power cord PS204 — 36 —...

  • Page 39: Upper Case Block

    7. Upper case block — 37 —...

  • Page 40: Printer Block/Printer Fixing Block/Others

    I t e m Code No. Parts Name Specification Version UPPER CASE BLOCK Screw with washer 3X20 ZMC-3.. Screw with washer 3X8 ZMC-3..49 6220 2505 Display bush E310377-1 50 6247 5195 Mode cover B E210953B-2 51 6221 4061 Blind seal E311215-1 52 6246 3330 Display window A E210952A-10...
  • Page 41 I t e m Code No. Parts Name Specification Version PRINTER BLOCK 59 1000 8141 Printer unit CR-710-001MA Screw 4X8 ZMC-3... 60 6191 0077 FG wire ass'y E411673*1 PRINTER FIXING BLOCK 61 6000 6091 Battery spring G67 A43656-1 62 6001 0862 Battery spring B-1 P408-1 63 6001 0871 Battery spring B-2 P409-1...

  • Page 42: Printer Unit

    9. Printer unit EXPLODED DIAGRAM FOR CR-710 — 40 —...
  • Page 43 I t e m Code No. Parts Name Specification Version 101 1909 1665 Derent pawl ass'y F750003000 102 1909 1666 Board ass'y A F750004000 104 1909 1667 Paper guide ass'y F750006000 105 1909 1668 Paper feed motor F750005020 106 1909 1669 First reduction gear F750005030 107 1909 1670 Printer cover F750005040...

  • Page 44: Drawer Unit

    10. Drawer unit DL-2416 (for U.S.A.) — 42 —...
  • Page 45 I t e m Code No. Parts Name Specification Version DL-2416 (U.S.A) 6246 3490 Drawer unit E412161*4 5800 0043 Roller DR-19B-1.0 6221 4900 Cylinder lock ZD20025 6192 6350 Bill/Coin case ass'y E110387*2 6221 4911 Partition plate ZD43652 6221 4902 Bill holder ZD18931 6221 4909 Bill/Coin case ZD43651...

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