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Casio SF-6300 Service Manual & Parts Manual

Casio SF-6300 Service Manual & Parts Manual

Service manual & parts list
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(with price)
SF-6300
(LX-559)
DEC. 1994
SF-6300
R

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Summary of Contents for Casio SF-6300

  • Page 1 (with price) SF-6300 (LX-559) DEC. 1994 SF-6300...
  • Page 2: Table Of Contents

    CONTENTS SPECIFICATIONS ........................1 SAVING DATA .......................... 4 LSI PIN FUNCTIONS ......................... 8 TROUBLESHOOTING ......................11 DIAGNOSTICS ........................12 SCHEMATIC DIAGRAM ......................19 ASSEMBLY VIEW ........................22 PARTS LIST ..........................23...
  • Page 3: Specifications

    SPECIFICATIONS 16-column × 4-line LCD Display element: Memory capacity: 64 kB (60972 bytes) Main component: Power supply: 2 lithium batteries (CR2025) Power consumption: 0.05 W Battery life*: Approximately 300 hours continuous operation in Telephone Directory Approximately 250 hours repeating one minute of input and 10 minutes of display in Telephone Directory Approximately 12 months for memory backup Auto power off:...
  • Page 4 To replace the batteries 1. Loosen the screws on the back of the SF Unit that hold the battery compartment cover in place, and remove the cover. • Lift up the edge of the back cover that was fastened down by the screws, hinging on the opposite edge.
  • Page 5 Resetting the SF Unit's Memory Warning! The following procedure erases all data stored in the memory of the SF Unit. Perform the following operation only when you want to delete all data and initialize the settings of the SF Unit. Remember - you should always keep copies of important data by writing it down, by transferring it to a personal computer or other SF Unit.
  • Page 6: Saving Data

    SAVING DATA The SF-6300 can transfer the customer's data (both the open and secret areas) to another SF-6300. • Turn off both the transmitting and receiving units and connect them using the SB-60/62 cable. SB-60/62 1 Setting up the receiving unit: 1.
  • Page 7 3. Press TEL , and FUNC twice. * If the password isn't 1* TO SECRET AREA registered in the SF-6300, ALL DELETE the display shows instead of "1." LABEL EDIT DATA COMM. CAPS 4. Press 4 to select DATA COMM.
  • Page 8 Set the hardware parameters as follows: Parity: None Bit length: 7 BPS: 9600 Press Press twice. FUNC * If the password isn't registered in the SF-6300, 1* TO SECRET AREA the display shows instead ALL DELETE of "1." LABEL EDIT DATA COMM CAPS Press to select DATA COMM.
  • Page 9 6. Press 1 to select SEND. ONE ITEM MODE DATA ALL DATA - SEND - CAPS 7. Press 3 to select ALL DATA. SEND ALL DATA? SET/ESC CAPS 8. Press SET to start data transmission or ESC to abort the operation without sending anything.
  • Page 10: Lsi Pin Functions

    LSI PIN FUNCTIONS CPU: LSI1 No.1 Pin No. Name Description 1 ~ 5 C0 ~ 4 Common signal for display GND 0 V BZ1,2 Buzzer terminal Power supply terminal (+5.3 V) CSRA1 Chip enable signal for LSI2 CSRA2 Chip enable signal for LSI3 CSROM Chip enable signal (Not used) Write enable signal for LSI2 and LSI3...
  • Page 11 Pin No. Name Description 64,65 OSC I/O Clock terminal 67,69~71 V1 ~ 4 Voltage for LCD drive OFF: 0 V ON– V1: 0.64 Minimum ~ 1.29 Maximum V V2: 1.29 Minimum ~ 2.56 Maximum V V3: 3.99 Minimum ~ 2.71 Maximum V V4: 4.64 Minimum ~ 3.99 Maximum V Not used INTO...
  • Page 12 VOLTAGE REGULATOR: REG1 (S-81253) Output Voltage (VDD): 5.3 V ± 5% – VOLTAGE DETECTOR: DET1 (RH5VL46CA) Input Voltage (VCC) Output Voltage (OUT) VCC > 5.2 V 5.2 V VCC < 5.2 V — —...
  • Page 13: Troubleshooting

    TROUBLESHOOTING Before the following solutions will be done, save data if possible. SYMTOM CAUSE SOLUTION No Power Battery shortage Replace batteries Poor soldering of the power supply Resolder circuit Defective LSI-1 or LSI-2 Replace it Defective Capacitor C8, C12, C13, or Replace it No display at all or wrong Defective TAB LSI...
  • Page 14: Diagnostics

    DIAGNOSTICS Notes: Be sure to transfer data to another SF-6300 unit before entering the diagnostic mode, because the data will be changed by entering the diagnostic mode. The check pads shown in the following illustration are covered by a blind label.
  • Page 15 Display Check Operation Display Note Display check Press 1 on the TEST MENU. DISP 4 RVS. 1 WHITE 5 FRAME To return to the 2 BLACK 6 DOT4 TEST MENU, 3 CHECK. 7 TIME press No display All dots displayed Checker displayed SEARCH ACC CAPS SHIFT...
  • Page 16 Operation Display Note Shows dots at corners. TIME DISPLAY Check to see if timer is working. 00:00:XX TEST 2 MEMORY MENU 3 KEY 4 BUZZER 1 DISP 5 EXT Memory Check The functions of the numbered items on the display include: 1.
  • Page 17 Operation Display Note (After a few seconds) MEMORY 3 WR2 4 READ2 1 WR1 5 DUMP 2 READ1 6 CHKSUM EXECUTING!! ( or 4 ) COMPLETE!! 64KB RAM error DATA ERROR!! ADDRESS CORR If the displayed address XXXX is within 0000-7FFF, check LSI3.
  • Page 18 In the auto mode, the key input sequence is limited so that the keys must be pressed in the order of the key code as mentioned above. If a key is pressed in the wrong order, the SF-6300 beeps. Operation...
  • Page 19 Buzzer Check Operation Display Note Buzzer check Press 4 on the TEST MENU. BUZZER 1 BEEP 2 ALARM1 To return to the 3 ALARM2 TEST MENU, press Check the sound. ( or 2 , 3 ) EXECUTING!! To return to the BUZZER menu, press any key.
  • Page 20: Schematic Diagram

    SCHEMATIC DIAGRAM Main PCB — 18 —...
  • Page 21 Key PCB — 19 —...
  • Page 22 Key PCB (Display Side) — 20 —...
  • Page 23: Assembly View

    ASSEMBLY VIEW — 21 —...
  • Page 24: Parts List

    AM : STANDARD (Black) PARTS LIST BM : B.O.S.S. (Black) FOB Japan Q'ty Item Code No. Parts Name Specification N.R.Yen BM AM Unit Price L559-1 PCB ASS'Y 2895 1967 Tantalum capacitor ECST1CX106R 2845 1540 Chip capacitor MCH212F104ZK 2895 1967 Tantalum capacitor ECST1CX106R 3501 9191 Connector 52746-3090...
  • Page 25 FOB Japan Item Code No. Parts Name Specification Q'ty N.R.Yen BM AM Unit Price 6412 4180 Spacer L559AM C312382-1 6409 9950 Screw 1A-L525AM A310609-11 6412 4240 W tape LC-559AM C413739-1 3335 5264 LCD CD792-TS 6412 4250 Tape L-L559AM C413740-1 5610 8220 Heat seal L-L559AM C312396-1 6412 4200 Upper sheet A-L559AM C312391-1...
  • Page 26 MA0200751A...

This manual is also suitable for:

Lx-559