Casio EX-268EC Service Manual Download

Page: 1 / 37

SERVICE MANUAL

ELECTRONIC CASH REGISTER

(without price)

Printer Model : M-42V

PCR-260B

(EX-268EC)

MAR. 2003

INDEX

Summary of Contents for EX-268EC

Page 1: ...SERVICE MANUAL ELECTRONIC CASH REGISTER without price Printer Model M 42V PCR 260B EX 268EC MAR 2003 INDEX...

Page 2: ...T EXPLANATION 8 5 1 Power supply circuit 8 5 2 Reset circuit 9 5 4 Printer drive circuit 10 5 5 Pin description CPU uPD78044FGF 10 6 DIAGNOSTIC OPERATIONS 12 6 1 To start the diagnostic operation 12 6...

Page 3: ...120V Power consumption In operation Max 0 11 A Min 0 09 A Power OFF 0 06 A Memory protection Back up battery Mangan Battery UM 3 3 pcs Back up period 1 year 25 C Battery life Replace the battery every...

Page 4: ...atterie Ersatz nur durch denselben oder einen vom Hersteller empfohlenen gleichwertigen Typ Entsorgung gebrauchter Batterien nach Angaben des Herstellers ADVARSEL Lithiumbatteri Eksplosionsfare ved fe...

Page 5: ...3 3 BLOCK DIAGRAM 3 1 PCB CONNECTION...

Page 6: ...4 Voltage detection Winder Motor drive circuit Printer drive circuit Drawer drive circuit Reset IC Buzzer KEYBOARD DISPLAY CPU 3 2 BLOCK DIAGRAM...

Page 7: ...5 4 DISASSEMBLY 1 Open the printer cover 2 Remove the screw from the upper case 4 Lift up the upper case 3 Slide the upper case towards front side Remove the screw...

Page 8: ...side 6 Remove all the cables on Main PCB and remove 3 screws Remove 3 screws Hook Hook Push the connector Pull the wires 7 Lift up the Main PCB to the right side to avoid the destruction of Display t...

Page 9: ...7 8 To remove the Printer unit release the hook of point B then lift up the Printer unit Point B...

Page 10: ...it 1 Plug the power cord into AC outlet secondary voltage 9 65VAC of the power transformer T1 will be appears at A point 2 Then its AC voltage is rectified by the diode bridge and change it to DC volt...

Page 11: ...R8 R15 C25 C 11 AC IN GND CN8 1 5 7 1 AC IN HOT R1 10 6 T1 C1 D1 D2 D3 D4 125V 1A F1 B 2 C2 VF2 41 B 3 C 2 C3 C14 C 3 D 3 F 1 F 2 C16 C17 C 3 PD78042AGF CMK P2X B 4 20 CN3 T2 R5 DISP1 C 12 C 13 Q5 E...

Page 12: ...Out L L H Chip enable signal for EEPROM 24 P14 ANI4 In GND GND GND GND 25 P13 ANI3 In GND GND GND GND 26 P12 ANI2 In GND GND GND GND 27 P11 ANI1 In GND GND GND GND 28 P10 ANI0 In H H H Low battery det...

Page 13: ...rive signal for printer PHD 64 P114 FIP22 Out Pulse L L Key common signal KC3 65 P113 FIP21 Out Pulse L L Key common signal KC2 66 P112 FIP20 Out Pulse L L Key common signal KC1 67 P111 FIP19 Out Puls...

Page 14: ...118ER Japan 1 108ER Japan Export version 6 DIAGNOSTIC OPERATIONS 6 1 To start the diagnostic operation 1 Make MAC operation 2 Turn the mode switch to PGM position 3 Input 99999999 and press SUB TOTAL...

Page 15: ...e key condition PRG 1 X 5 RF 2 Z 6 REG 3 OFF 8 CAL 4 Others 0 6 3 Operations 1 Key code check Hard key code When pressing a key the machine displays the following key code 2 Switch check Press C butto...

Page 16: ...ecutes the following tests 3 2 Mode selection Receipt Journal Press 2 key and SUB TOTAL key Change the mode to Journal from Receipt d1 US 1 1234567890ST Sample receipt d1 Test command No All segment d...

Page 17: ...5 3 5 Voltage level 2 3 5 9 1 2 3 3 Battery voltage check Press 7 key and SUB TOTAL key Display the voltage level of memroy protection battery To escape this test turn the mode switch to OFF VCC 5 35V...

Page 18: ...ing Changing modes without completing transaction Printer paper is jammed Action Return key to where is stops buzzing and press CA AMT TEND Remove jammed paper Turn Mode switch to OFF then turn to ON...

Page 19: ...1 LB1268 1 4 8 5 270 30k 30k 2k TR1 TR2 TR4 TR6 6 8k 3 4 1k 15k 6 8k 2k 1 IN1 2 IN2 3 IN3 8 OUT1 7 OUT2 6 D3 135 TR5 D2 270 TR3 01 5 4 VCC GND OUT3 Equivalent circuit 1 2 3 OUT RA 1 OUT Bottom view 2...

Page 20: ...R 9 3 L C 4 6 A C8 CN4 C9 ZD1 R2 R3 C10 B E Q1 C6 B 1 CN1 1 2 Q2 E B D6 R4 C7 Q3 E B C11 C12 D8 E B Q4 2 1 R7 CN2 R9 ZD4 D7 VN R10 CN5 2 C13 VF1 1 D 2 4 1 B 12 BZ1 B 8 IC1 C19 S 80728AN C20 R12 VDD Q...

Page 21: ...0 CIRCUIT DIAGRAMS MODEL PCR 260B EX 268 CONTENTS 1 LOCATION OF PRINTED CIRCUIT BOARD 20 2 MAIN PCB CIRCUIT 2 1 MAIN PCB CIRCUIT 1 3 21 2 2 MAIN PCB CIRCUIT 2 3 22 2 3 MAIN PCB CIRCUIT 3 3 23 3 KEYBOA...

Page 22: ...20 2 1 3 4 5 6 7 8 2 1 3 4 5 6 7 8 B C D E F G H I J K A B C D E F G H I J K A Description Board No Drawing No LOCATION OF PRINTED CIRCUIT BOARDS...

Page 23: ...21 2 1 3 4 5 6 7 8 2 1 3 4 5 6 7 8 B C D E F G H I J K A B C D E F G H I J K A Description Board No Drawing No MAIN PCB E268 1 1 3 E240713 Note Not used Q5 Note Not used BR93LC46A...

Page 24: ...22 2 1 3 4 5 6 7 8 2 1 3 4 5 6 7 8 B C D E F G H I J K A B C D E F G H I J K A Description Board No Drawing No MAIN PCB E268 1 2 3 E341104...

Page 25: ...2 1 3 4 5 6 7 8 2 1 3 4 5 6 7 8 B C D E F G H I J K A B C D E F G H I J K A Description Board No Drawing No MAIN PCB E268 1 3 3 E240714 Location Specification Location Specification HEATSINK Power Co...

Page 26: ...24 2 1 3 4 5 6 7 8 2 1 3 4 5 6 7 8 B C D E F G H I J K A B C D E F G H I J K A Description Board No Drawing No KEYBOARD E268 1E4 E341101...

Page 27: ...item column correspond to the same numbers in drawing 4 MARKS Q Quantity used per unit R Rank A Essential B Stock recommended C Less recommended X No stock recommended 11 PARTS LIST MODEL PCR 260B EX...

Page 28: ...26 A B 36 38 39 40 34 4 2 29 43 30 31 44 45 35 33 32 41 1 E266 1 PCB Drawer 42 37 3 47 50 48 49 46 51...

Page 29: ...27 Keyboard Block A B 0 00 7 9 8 1 3 2 4 6 5 27 26 25 24 23 28 33 21 19 5 16 9 17 8 15 12 10 13 14 18 11 7 6 20 22...

Page 30: ...1 1 AC C BZ1 3240 2089 BUZZER PKM22EPT 2001 1 AE C C11 2807 2735 CAPACITOR ELECTROLYTIC RE2 50V4R7M T2 1 AA C C14 15 2818 0446 CAPACITOR CERAMIC RT HE40TKYB101K T 2 AA C C3 2807 2658 CAPACITOR ELECTRO...

Page 31: ...4 AA B 2 4 1001 8612 SHEET COMMON E341006 1 1 AH B 2 5 1001 8611 SPACER E341005 1 1 AB C 2 6 1001 8610 FPC E341004 1 1 AR B 2 7 1001 8613 CHASSIS KEY BOARD E341007 1 1 AE C 2 8 1001 8609 FLAME KEYBOAR...

Page 32: ...PULLEY WIND E266 E311860 1 1 AJ C 4 0 6221 4029 SPOOL PAPER HOLD E277 E411393 1 1 AE C 6 Others N 4 1 1010 4982 KEY SET SUB ASSY RJE500074 3 1 B 4 2 3200 3672 MOTOR MXN 13FB12F 1 AV B 4 3 6246 1820 CA...

Page 33: ...31 7 Cash drawer DL 1325 5 4 16 2 22 23 14 13 9 1 4 7 2 15 2 21 5 3 8 24 18 17 6 2 4 4 12 3 2 10 11 25 26 19 20...

Page 34: ...SSY E412062 1 1 AG C 12 6246 6585 PLATE PARTITION E340010 5 3 AC B N 13 1002 2666 PLATE COIN PARTITION E340966 1 4 B 14 6248 1222 CASE BOTTOM E110360B 1 1 BV X 15 5500 0878 ROLLER DELIN DR 19B2 2 AP A...

Page 35: ...09 131 115 107 108 101 143 101 135 106 133 139 137 116 Ink roll ass y 119 101 145 117 132 125 105 The exploded diagram is made based on the standard specification of our company When the part or unit...

Page 36: ...transmission gear F815212010 1 38 C 123 1903 0220 Paper feeding ratchet wheel F801202030 1 10 23 C 124 1906 8904 Print change over cam F815215010 1 5 50 C 125 1903 0234 Planet gear F801206020 2 53 C...

Page 37: ...CASIO TECHNO CO LTD Overseas Service Division 6 2 Hon machi 1 Chome Shibuya ku Tokyo 151 8543 Japan...

Search results

Summary of Contents for EX-268EC

Reviews:

Related manuals for EX-268EC

Brands by name

Popular brands

Casio EX-268EC, Service Manual

Search results

Summary of Contents for EX-268EC

Reviews:

Related manuals for EX-268EC

Brands by name

Popular brands