Casio CE-300 (EX-247)- Manuals

Page 2 - CONTENTS; Page; CIRCUIT EXPLANATION

CONTENTS Page 1. SPECIFICATIONS ................................................................................................ 1 2. INITIALIZE (MAC) OPERATION .......................................................................... 1 3. BLOCK DIAGRAM 3-1. PCB connection ............................

Page 4 - Drawer

— 2 — FPC Mode SW E266-E3-1 CN3 24P Main Display(SH101MA) E278-E2-1 12P 10P Rear Display(SH1019A) E278-E2-2 4P Fuse Transformer 3P CN7 CN6 CN4 2P 17P CN13 CN14 3P CN2 (RS232C) CN17 CN16 25P 9P Mangan Battery(UM-3 × 3) WinderMotor Printer (MD910SSC) Drawer E247-CNB CORE2 turn 10P 7P E247-1 3. BLOCK D...

Page 10 - VDD: Voltage of memory protection battery

— 8 — 4-4. 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 leve...

Page 11 - This circuit is used for address decoder for memory.; Memory Map; FFFF

— 9 — 4-7. RAM / ROM bank selection circuit This circuit is used for address decoder for memory. Memory Map C000 A000 8000 6000 4000 2000 0000 RAM BANK selectarea (4 K) E000 RAM common area(8 K) EP ROMCommon (16 K) Mask ROM(16 K) F800 Internal RAM(High speed access)288 bytes Internal RAM(High speed ...

Page 13 - Protection circuit; This circuit is making the power for display tube.

— 11 — 4-9. VPP sensor circuit Protection circuit To prevent the circuit breakage, the protection circuit watches the voltage level of VCC, VDD and VPP. When the each voltage level is more than following condition, this circuit cuts the voltage. VCC,VDD: In case these voltages are become over voltag...

Page 14 - HARD KEY CODE TABLE; Hard key code; DISPLAY

— 12 — 5. DIAGNOSTIC 5-1. To start the diagnostic program 1. Set the mode switch to “OFF” position. 2. Pressing the “FEED” button and turn the mode switch to “PRG” position. 3. Release the “FEED” button. 4. Input “9999900000” and press “ST” (“#2” key). 5. Diagnostic program is executed. 5-2. Check i...

Page 16 - BBBBBBBBBBBBBBBBBBBBBBBB

— 14 — 3. Individual function test 3-1. Series test “Y” “X” “1” + “#2” key Y: 0: Normal test1: Execute next test even if an error happend at ROM check sum X: 0: Autockecking of RAM capacity1: 256 Kbit RAM test2: 1 Mbit RAM test Execute the following test in order.1. Display test2. Check sum test of ...

Page 17 - RAM 128K READ OK; X X X

— 15 — 3-2. Print test Input “Y” “X” “2” + “#2” key. X: 0: Print the following character continuously. Printing speed : 45 times / Min. 1: Print the following character, open the drawer and issue a receipt Printing speed : 25 times / Min. Drawer open : 5 times / Min. Receipt issue : 5 times / Min. Y...

Page 18 - Pirnts all character on receipt once.

— 16 — 3-6. All character print test Input “8” + “#2” key. “8” + “#2”: Pirnts all character on receipt once. “1” “8” + “#2”: Prints all character on receipt continuously.To stop this test, press any key or turn the mode switch to “OFF” position. 2 3 - 5 9 0 0 3-7. Time display test Input “9” + “#2” ...

Page 28 - MAIN PCB

— 27 — 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. E240452 E247-1 (2/8) MAIN PCB

Page 36 - KEYBOARD

— 35 — 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. E240465 KEYBOARD

Page 37 - MAIN DISPLAY

— 36 — A B C D 1 2 3 4 5 6 1 2 3 4 5 6 A B C D Description: Board No. Drawing No. E440523 E278-E2-1 MAIN DISPLAY

Page 38 - CUSTOMER DISPLAY

— 37 — A B C D 1 2 3 4 5 6 1 2 3 4 5 6 A B C D Description: Board No. Drawing No. E440524 E278-E2-2 CUSTOMER DISPLAY

Page 39 - POWER SUPPLY CIRCUIT

— 38 — 1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G H A B C D E F G H Description: Board No. Drawing No. E340638 POWER SUPPLY CIRCUIT

Page 40 - BATTERY

— 39 — A B C D 1 2 3 4 5 6 1 2 3 4 5 6 A B C D Description: Board No. Drawing No. E440525 BATTERY

Page 42 - Exploded Diagram

— 43 — Exploded Diagram 55 56 63 62 66 51 43 49 46 47 59 58 57 52 60 61 42 44 48 E247-CNB Drawer E247-1 ass’y 53 45 54 64 5 65 2 40 41 7 8 6 3 4 39 50 1 Keyboard

Page 43 - Keyboard Block

— 44 — Keyboard Block 12 14 15 17 20 24 19 18 16 13 11 22 23 21 38 25 26 27 33 32 31 30 9 10 29 28 35 34 37 36

Page 44 - All countries

CE-300 Item Code No. Parts Name Specification Version Q R 1. Main PCB block E247-1 ass’y 6193 4726 Main PCB ass'y E247-1 E240425*2 All countries 1 A IC2 2006 1207 LSI UPC16312GB-3B4 1 A IC11 2006 1655 LSI UPD78052GC-093-3B9 1 A IC14 2006 1354 LSI TMS27C512-12/15JL 1 A IC15 2006 1319 RAM CXK58275AP-7...

Page 47 - Screw with washer

Item Code No. Parts Name Specification Version Q R CN2 3540 4913 PCB connector 52045-1245 1 C 2 6246 4270 Display spacer E412178-1 2 X 6 6246 4310 Display cushion B E412177-2 2 X 7 6247 6469 Customer display case E240325-1 1 C 8 6248 0515 Rear display panel E240326-4 1 C 4. Button ass’y 9 6192 4970 ...