Casio NX-4000 Service Manual & Parts Manual

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(without price)
NX-4000/6000
SEP. 1995
INDEX
R

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  Summary of Contents for Casio NX-4000

  • Page 1 (without price) NX-4000/6000 SEP. 1995 INDEX...
  • Page 2: Table Of Contents

    CONTENTS FEATURES ........................1 SPECIFICATIONS ......................2 BATTERY REPLACEMENT ..................4 REPLACING THE BACK-UP BATTERY ..............4 RESET OPERATION ..................... 5 TO SAVE THE DATA TO ANOTHER UNIT ..............6 BLOCK DIAGRAM ......................8 TOUCH PANEL CIRCUIT....................9 PIN FUNCTION......................10 DIAGNOSTIC PROGRAM ...................
  • Page 3: Features

    • 256 kbytes (NX-6000) / 128 kbytes (NX-4000) of memory You get enough memory to store up to 11,100 (NX-6000) / 5,200 (NX-4000) Telephone Directory items. • Powerful data bank functions Telephone Directory, Business Card Directory, Memo, Sketch, To Do, Expense Manager, Reminder, and Schedule Keeper are at your fingertips throughout the day.
  • Page 4: Specifications

    SPECIFICATIONS Storage Capacity The 256K (NX-6000) / 128K (NX-4000) bytes memory capacity includes a 245,709 / 114,637-byte user area. The following shows examples of what this means for the storage of data in each mode. Telephone Directory Approximately 11,100 / 5,200, under the following conditions:...
  • Page 5 10-character description Expense type and Payment type set General: 21-column × 8-line LCD Display element: Memory capacity: 256 KB (NX-6000), 128 KB (NX-4000) Main component: Power supply: Main: Two AAA-size batteries (Type: R03 (UM-4) or LR03 (AM4)) Back-up: One CR2032 lithium battery...
  • Page 6: Battery Replacement

    BATTERY REPLACEMENT 1. Switch power off. 2. Slide the battery compartment cover in the direction indicated by the arrow. 3. Slide the battery switch in the direction indicated by the arrow in the illustration. 4. Remove the main battery holder. 5.
  • Page 7: Reset Operation

    4. Remove the old battery and replace it with new one, making sure that the positive (+) side of the new battery is facing up (so you can see it). 5. Replace the back-up battery holder and secure it by tightening its screw. •...
  • Page 8: To Save The Data To Another Unit

    Input mode: Overwrite TO SAVE THE DATA TO ANOTHER UNIT NX-4000/6000 can transfer customer's data to another NX-4000/6000 with memory protection only when replacing the LCD or the outer case. How to transfer the data 1) Make sure that the power of both units is switched off.
  • Page 9 8) Set up the slave unit. Operation : MENU FUNC DATA COM. RECEIVE RECEIVE OK! DATA TO STOP PRESS [ ESC ] 9) Set up the customer's unit. • Turn the power switch off. • Press the RESET button with a thin, pointed object while shorting the following pad. Enlarge SEND ALL DATA ? BOTTOM VIEW...
  • Page 10: Block Diagram

    BLOCK DIAGRAM TC74LCX240 Touch Panel AD converter TC35093 TAB LSI uPD3062W Communication Jack Forced off 2.3V Detector : IC7 Main battery Low battery 2.5V HD62119A03 Detector : IC6 Back uo battery Low battery 2.6V Detector : IC8 MB834000CPF-G-4EP CXK581000AM — 8 —...
  • Page 11: Touch Panel Circuit

    TOUCH PANEL CIRCUIT Four electrodes are installed in top and bottom right and left of panel, and the touch panel recognizes the coordinate which was pushed with a pen on panel by detecting change volume of current which flowed through panel by pushing panel.
  • Page 12: Pin Function

    PIN FUNCTION CPU (HD62119A03) Pin No. Pin Name Input / Output Function KO12 Key common signal Switching signal for Xaxis and Y axis KO10 Strobe signal for AD converter Standby signal for AD converter Switching signal for TXR and TXL Switching signal for TYU and TYD Touch panel driving signal for TXL and TYU Touch panel driving signal for TXR and TYD...
  • Page 13: Diagnostic Program

    Enter the Press on and then short SELF TEST PROG diagnostics the TEST pad. PRESS any TOUCH QUIT BY OFF KEY CASIO JULY 1995 Main menu Tap anywhere TEST MENU 1 DISPLAY 5 I / F 2 MEMORY 6 CONTRAST...
  • Page 14 DISPLAY N O T E 2 READ 1 Read the test pattern 1 EXECUTING !! from RAM After 3 sec. CMPLETE !! NX-4000 : 128kB XXXkB NX-6000 : 256kB Tap anywhere MEMORY 1 WRITE 1 5 DUMP 2 READ 1...
  • Page 15 S T E P O P E R A T I O N DISPLAY N O T E Buzzer Check 4 BUZZER 1 : Key input sound 1 BEEP 2 : Sound alarm 1 2 ALARM 1 3 : Sound alarm 2 3 ALARM 2 TEST MENU 1 DISPLAY...
  • Page 16 S T E P O P E R A T I O N DISPLAY N O T E TOUCH PANEL 7 TOUCH touch TEST ADJUSTMENT 1 ADJUST 2 TEST 1 ADJUST Tap the tip of the pencil icon. /////DIGITIZER////// TAP THE TIP OF THE When you do, the pencil PENCIL ICON icon you tapped...
  • Page 17: Message Table

    MESSAGE TABLE Message Meaning Action NOT FOUND! Data specified in search operation does Change specification or cancel search. not exist in memory. MEMORY FULL! Not more room in memory for storage Delete unnecessary data items from of data. memory. ALARM TIME Attempt to set a Schedule Keeper, Set a different alarm time or change Reminder or a To Do alarm time that is...
  • Page 18: Schematic Diagrams

    SCHEMATIC DIAGRAMS Z850-1 PCB ASS'Y (MAIN BLOCK) — 17 —...
  • Page 19 Z850-1 PCB ASS'Y (A/D BLOCK) — 18 —...
  • Page 20 Z850-1 PCB ASS'Y (DISPLAY BLOCK) — 19 —...
  • Page 21 Z850-1 PCB ASS'Y (MEMORY BLOCK) — 20 —...
  • Page 22: Parts List

    2765 1869 Chip volume MVR32HXBRN503 1 20 2590 1967 Ceramic oscillator CSTC4.30MG-TC 7110 0642 Crystal DT-26S 1 10 3841 1799 Coil 636CY-151M-P3 The following elecrical parts will be not supplied from CASIO. C2,5,6, Chip capacitor MCH183F104ZK C35,39, C66,82, C84,90, CB1,CB2 C3,4,9, Chip capacitor...
  • Page 23 6415 8580 Magnet Z850AH C440620-1 6415 8620 Cushion M-Z850AH C440633-1 1 20 Notes: N – New parts Essential AEU : NX-4000 (U.S.A) R – A : M – Minimum order/supply quantity Stock recommended AE : NX-4000 (Others) R – Rank Others EEU : NX-6000 (U.S.A)
  • Page 24 C240259-1 1 10 6415 8670 Battery plate B-Z850AH C440638-1 1 20 Notes: N – New parts Essential AEU : NX-4000 (U.S.A) R – A : M – Minimum order/supply quantity Stock recommended AE : NX-4000 (Others) R – Rank Others EEU : NX-6000 (U.S.A)
  • Page 25: Exploded View

    EXPLODED VIEW — 24 —...
  • Page 26 8-11-10, Nishi-Shinjuku Shinjuku-ku, Tokyo 160, Japan Telephone: 03-3347-4926...

This manual is also suitable for:

Nx-6000