Casio CE-3700 Service Manual Download

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ELECTRONIC CASH REGISTER

DEC, 1994

CE-3700

(EX-278)

CE-3750

(EX-279)

(without price)

SERVICE MANUAL

Summary of Contents for CE-3700

Page 1: ...ELECTRONIC CASH REGISTER DEC 1994 CE 3700 EX 278 CE 3750 EX 279 without price SERVICE MANUAL...

Page 2: ...IZE 4 5 MAJOR COMPONENT 6 6 BLOCK DIAGRAM 7 7 CIRCUIT EXPLANATIONS 8 8 DISASSEMBLY ASSEMBLY METHOD 12 9 DIAGNOSTIC OPERATION 13 10 PROGRAMMING THE CE 3700 SERIES CASH REGISTERS 17 11 OPERATION 19 12 E...

Page 3: ...moisture 10 95 Vibration strength 1 5 G Bombardment strength To add bombardment from 60 high cm by single support and there isn t the problem 1 3 Accessory specifications Roll paper P 4575 EX P 4574...

Page 4: ...ondary battery Model VL3032 IF2 Guard period 90 days 25 C In perfection charge status Galvanic cell life expectancy 5 years Recharge time 48 hours in secondary battery CAUTION Danger of explosion if b...

Page 5: ...Connector sub assembly E311294 1 22 1 2 OPTION SPECIFICATIONS 2 1 Ink roll IR 92 2 2 Waterproofing cover WT 70 2 3 Roll paper P 4575 45 12 75D 2 4 Electric power supply for an emergency B 6 The parts...

Page 6: ...The data is read from EEPROM 4 1 MAC To hang initial start up of CPU and peripheral device and All Clear makes memory When there is Data backed up by EEPROM by Initialize code to develop it on Memory...

Page 7: ...settlement in 00000 4 3 Flag clear To do Initialization of work memory and make the operation sequence with the latest status Operation Display Printing XXXX Rom Control No XXXX D1D2D3D4D5 0000000000...

Page 8: ...4 114 FIP22 O Printer R feed 25 13 ANI3 I Key Input Signal KI3 65 113 FIP21 O Printer Motor 26 12 ANI2 I Key Input Signal KI2 66 112 FIP20 O Key Common Signal KC9 27 11 ANI1 I Key Input Signal KI1 67...

Page 9: ...olumns Pop uo Display 10 columns RAM 32K byte EEPROM 512 byte Key board Drawer Buzzer Compulsory Drawer USA Canada Germany UK Multi Drawer Power Supply Back up battery Vanadium Lithium Battery operati...

Page 10: ...is supplied than Power supply B 6 Note The component for connection isn t equipped with in plant shipping service arrangement 7 2 DC DC converter circuit 2SD721 Q2 is Power voltage control transistor...

Page 11: ...ROM IC11 BR93LC46A EEPROM is Rom that write erase is possible electrically BR93LC46A is a non volatile register and serial data of 16 bit can be memorized with 64 register CS Chip select SK Serial dat...

Page 12: ...e When the CPU save the data to EEPROM CPU sends the CS and SK signal to EEPROM And CPU send the address and data to EEPROM from pin No 15 When the EEPROM writes the data EEPROM outputs the busy signa...

Page 13: ...d reading timing 16 4 us 13 6us A0 WE 3 95us A1 CE A2 D0 A3 D1 A4 D2 A5 D3 A6 D4 A7 D5 1 4us 15 0us B2 A0 B3 B4 A1 B5 A2 B6 A3 B7 A4 B0 A6 B1 A7 A0 WE A1 CE 18 3us 7 45us A2 D0 A3 D1 A4 D2 A5 D3 A6 D4...

Page 14: ...nter cover 2 Upper case can remove it from by 4 places screws of printer four corners Lower chart 1 reference 3 It comes off while sliding of Upper case backward by raising it 4 Key board can remove i...

Page 15: ...on EX 278 enters Test mode 1 Mode switch off 2 To continued pushing J feed button 3 To set the Mode switch to Program 4 To release from the J feed button 5 To input 9 9 9 9 9 0 0 0 0 0 2 Printing out...

Page 16: ...apan 0 Taxable pat short 1 Non taxable pat open Drawer sensor 0 Open 1 Close Journal near end 1 Near end 0 Out of sense Receipt off switch 0 Receipt on 1 Receipt off Key clerk 0 Non 1 9 A F Clerk code...

Page 17: ...receipt issue Display All lighting Ram R W normal end To be continued Abnormal end To do the following printing then breaking Receipt printing Beeping one shot buzzer on Setting date and time Date Dec...

Page 18: ...breaking Receipt printing Beeping one shot buzzer on 4 Read only test Outside Ram 0000H 7FFFH read in testing The address comparing data which comes under it A0 A7 A8 A14 This test is continued till...

Page 19: ...xt programming procedure for the mode you specify Procedure Set the Mode switch to Program Enter a number to specify the program mode 1 4 Press the Sub total key The display should show the letter P f...

Page 20: ...feature or function Be sure that you have filled in all of the selections and program code digits for the entire worksheet and follow the procedure noted for the feature or function you are programmin...

Page 21: ...make a mistake in operation an error tone sounds and further operation becomes impossible to protect your valuable data Whenever this happens you can resume normal operation after pressing the C key...

Page 22: ...the clerk secret number E 09 Operation attempted without entering the password in the PRG 1 3 4 6 or X2 Z2 Enter the password E 11 Registration attempted while the drawer of the ECR is open The drawer...

Page 23: ...21 13 IC DATA 1 TC74HC138 2 TC74HC174 3 TC74HC367...

Page 24: ...D 6 R31 IC6 PD78044 AGF X2 X1 R54 C33 C34 RA2 C 15 R53 C30 R51 R52 D 13 BA10393 IC9 J 14 D 12 B 18 R42 R41 E C 11 R46 C27 C28 R47 D 7 B 17 F 1 R38 ZD5 D35 C25 CN10 B 16 Q11 Q10 R33 C23 B E B C22 E R3...

Page 25: ...CR 2 CH TEND CHK SUB TOTAL CA AMT TEND PRICE CLK 12 18 24 4 3 2 1 5 6 28 27 26 25 29 30 MD ST T S1 RC T S2 PD VP VCC PWD RST CPU CLK 15mS 40mS 300mS 15V min1 5S VOLTAGE SELECTOR POWER TRANSFORMER PRIN...

Page 26: ...15mS 40mS 300mS 15V min1 5S POWER TRANSFORMER PRINTER CR812A 2PIN 31PIN B 6 OPTION 3PIN 32PIN FFC E278 E2 2 FFC FFC 10PIN 12PIN MODE KEY PC PC E278 E2 1 E241 E3 2 RECEIPT ON OFF E278 E4 FPC 18PIN 2PI...

Page 27: ...A7 AD2 A8 A11 AD5 AD4 A10 AD3 A9 A5 AD5 AD4 A4 AD3 A3 A0 AD0 AD1 A1 AD2 A2 GND GND GND GND GND GND GND GND VCC VCC VDD VDD GND GND GND GND GND GND GND GND 32 31 23 24 25 26 27 28 29 30 2 9 8 5 6 3 13...

Page 28: ...3 4 5 6 7 8 9 2 3 4 TO BLOCK DIAGRAM 1 3 PRINTER CN2 B2P3 VH 1 2 VC F1 D2 1SR35 100A D4 1SR35 100A R3 10K R2 10K Q1 R4 R50 1 8K D8 1SR35 100A Q2 2SD721 WITH HEAT SINK OSH 3040 SP C1 TFC103 D6 1S2471...

Page 29: ...6KOHM J T CR 25 56KOHM J T CRH100 FC10 J 1R0 CR 25 10KOHM J T CR 25 4 7KOHM J T CR 25 4 7KOHM J T CR 25 10KOHM J T CR 25 10KOHM J T CR 25 56KOHM J T CR 25 4 7KOHM J T CR 25 100KOHM J T CR 25 1KOHM J T...

Page 30: ...6 5 4 3 31242528273020191817161514131211262122232932 C OFF MODE KEY SW 2 1 4 8 7 6 5 3 2 PGM RF REG1 REG2 X1 Z1 X2 Z2 OFF C C 6 7 8 9 10 1 2 3 4 5 1 2 3 4 5 6 7 CLCOM SWI0 SWI1 SWI2 SWI3 SWI4 SWI5 D2...

Page 31: ...8 KC9 KC4 TO E278 1 K78 K72 K66 K60 K54 K48 K42 K36 K30 K24 K77 K71 K65 K59 K53 K47 K41 K35 K29 K23 K76 K70 K64 K58 K52 K46 K40 K34 K28 K22 K75 K69 K63 K57 K51 K45 K39 K33 K27 K21 K74 K68 K62 K56 K50...

Page 32: ...00V L5T18X6X10 L5T18X6X10 FG U K D 0V TE 278 E2U 2 1 L5T18X6X10 240V 230V 220V 120V 100V L5T18X6X10 L5T18X6X10 FG EUROPE B F G 0V TE 278 E2U 2 1 L5T18X6X10 240V 230V 220V 120V 100V L5T18X6X10 L5T18X6X...

Page 33: ...VF1 SD SE SG SF SH DG9 DG8 DG7 DG6 DG5 DG4 DG3 DG2 DG1 DG0 SCOM SA SB SC SDP VF2 1 SH1019A CN1 IMSA 9604S 10C CN2 IMSA 9604S 12C 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 11 12 A B C D 1 2 3 4 5 6 1 2...

Page 34: ...32 SWI6 PCOM R ON R OFF 1 2 TO E278 E2 Board No Drawing No E440040 A B C D 1 2 3 4 5 6 1 2 3 4 5 6 A B C D SWITCH PCB...

Page 35: ...2751 U K 8 6 DL 2752 Germany Notes 1 Price and specifications are subject to change without notice 2 As for order supply of spare parts refer to the GUIDE BOOK for spare parts supply a separate publi...

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Page 50: ...51 5 20 5 15 5 02 5 01 5 05 5 06 5 14 5 22 5 26 5 37 5 08 5 04 5 13 5 09 5 07 5 23 5 24 5 36 5 40 5 38 5 39 5 17 5 18 5 16 5 19 5 12 5 25 DL 2350...

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Page 52: ...53 DL 2351 6 15 6 01 6 05 6 06 6 14 6 22 6 08 6 04 6 07 6 23 6 24 6 40 6 38 6 39 6 13 6 36 6 25 6 37 6 26 6 09 6 16 6 17 6 19 6 20 6 18 6 02 6 12...

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Page 54: ...55 DL 2416 7 15 7 01 7 05 7 06 7 14 7 22 7 08 7 04 7 07 7 23 7 24 7 40 7 38 7 39 7 13 7 25 7 37 7 26 7 09 7 16 7 17 7 19 7 20 7 18 7 02 7 36 7 12...

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Page 56: ...57 DL 2750 8 15 8 01 8 05 8 06 8 14 8 08 8 04 8 07 8 40 8 38 8 39 8 13 8 25 8 26 8 09 8 16 8 17 8 19 8 20 8 18 8 02 8 36 8 22 8 23 8 24 8 37 8 12...

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Page 58: ...59 DL 2751 9 01 9 05 9 06 9 14 9 08 9 04 9 07 9 40 9 38 9 39 9 13 9 25 9 26 9 09 9 17 9 02 9 36 9 22 9 23 9 24 9 37 9 15 9 20 9 19 9 16 9 18 9 12...

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Page 60: ...61 DL 2752 10 01 10 05 10 06 10 14 10 08 10 04 10 07 10 40 10 38 10 39 10 13 10 25 10 26 10 09 10 17 10 02 10 36 10 22 10 23 10 24 10 37 10 15 10 20 10 19 10 16 10 18 10 12...

Page 61: ...8 11 10 Nishi Shinjuku Shinjuku ku Tokyo 160 Japan Telephone 03 3347 4926...

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