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Casio A-10 Operation, Service Manual & Parts List

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Handheld Personal Computer
A-10/A-11
(ZX-305/314)
MAR. 1997
A-11
R

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Summary of Contents for Casio A-10

  • Page 1 (without price) Handheld Personal Computer A-10/A-11 (ZX-305/314) MAR. 1997 A-11...

  • Page 2: Table Of Contents

    Optional Battery Pack ------------------------------------------------------------------ 10 RESETTING THE A-10/A-11 ----------------------------------------------------------------- 11 To reset the A-10/A-11 ----------------------------------------------------------------- 11 CONNECTING THE A-10/A-11 TO A DESKTOP COMPUTER --------------------- 12 CONNECTING TO EXTERNAL EQUIPMENT ------------------------------------------- 12 REPLACING MEMORY SLOT --------------------------------------------------------------- 13 MEMORY BACKUP/RESTORE -------------------------------------------------------------- 15...
  • Page 3 5 V Circuit ---------------------------------------------------------------------------------- 35 3 V Circuit ---------------------------------------------------------------------------------- 36 25 V Circuit--------------------------------------------------------------------------------- 37 Voltage Line ------------------------------------------------------------------------------- 37 DETECTOR CIRCUIT --------------------------------------------------------------------------- 38 DIAGNOSTIC PROGRAM --------------------------------------------------------------------- 39 Introduction-------------------------------------------------------------------------------- 39 Boot ------------------------------------------------------------------------------------------ 40 IrDA Communication Test ------------------------------------------------------------ 46 Current Consumption and Voltage Detectors Check ------------------------ 48 Voltage Detectors Check -------------------------------------------------------------- 50 Finishing ------------------------------------------------------------------------------------ 52 DISASSEMBLY ---------------------------------------------------------------------------------- 54...

  • Page 4: Hardware Specifications

    General Specifications Model: A-10/A-11 480 × 240 dots/0.24 dot pitch, FSTN LCD, 4 grayscale monochrome Display: CPU: Memory RAM: (A-10) 2 Mbytes, (A-11) 4 Mbytes ROM: 4 Mbytes Speaker: Sound Interfaces: RS-232C: 115.2 kBPS Data communication jack PC card slot...
  • Page 5 (A-10) 30 ~ 150 µA Back-up Battery: OFF: (A-11) 50 ~ 250 µA Voltage Detectors: 2.0 ± 0.04 V or under (Low battery message detector for alkaline batteries) VDET1: 1.6 ± 0.04 V or under (Foced power off detector for alkaline batteries) VDET2: 2.3 ±...

  • Page 6: Unpacking

    OPTIONS UT-S11 This set includes an AC adapter, charger, rechargeable battery pack, and CR-A10.Slip the A-10/A-11 into the CR-A10 for quick and easy exchange of data with a desktop computer. Also, the CR-A10 makes it possible to use the RS-232C cable and the Charger at the same time.
  • Page 7 CR-A10 CR-M10 CH-50150A NH-10A Charger Rechargeable Battery Pack Data Communication Cable SB-62 This cable is used to connect a digital camera or other external equipment to the A-10/A-11. — 4 —...

  • Page 8: General Guide

    Take care to avoid damaging or losing the stylus. • Battery holder release Slide to release the battery holder when re- moving it from the A-10/A-11. Both buttons • Main battery holder must be returned to the “NORMAL OPERA- Holds main power supply batteries.
  • Page 9 • Flashing light • Speaker Lights when an alarm time is reached Outputs alarm tones and other sounds. and to indicate other application-spe- cific conditions. • Contrast dial Rotate to adjust diplay contrast. Rotate upwards to make the display lighter or downwards to make it darker.

  • Page 10: Desktop Computer System Configuration

    Audio card/speakers for sound SETTING UP Use the following procedure to set up the A-10/A-11 before using it for the first time. 1. Load batteries. Load the two alkaline batteries that come with the A-10/A-11 into its main battery holder.

  • Page 11: Replacing Batteries

    REPLACING BATTERIES The A-10/A-11 has a dual power supply that consists of main batteries and a back-up battery. Be sure to load the main batteries before using the A-10/A-11 for the first time after purchasing it. Also, replace batter- ies as soon as possible after they start to lose power.
  • Page 12 6. Slide the release (both buttons) of the main battery holder towards “NORMAL OPERATION” to lock the main battery holder release. 7. If you are loading batteries into the A-10/A-11 for the first time after purchasing it, pull the insulating tape out from under the back-up battery compartment cover according to the following order.

  • Page 13: Replacing The Back-Up Battery

    Improper handling of batteries create the danger of fire or personal injury, as well as damage to and malfunction of the A-10/A-11. Be sure to observe the following important precautions. • Always make sure the polarity (+ and – directions) of a battery is correct when you load it into the A-10/ A-11.

  • Page 14: Resetting The A-10/A-11

    Memory Reset Performing the reset operation after memory data has been corrupted clears memory contents and set- tings, and causes the welcome wizard screen to appear. Set up the A-10/A-11 in accordance with the on- screen guidance. To reset the A-10/A-11 1.

  • Page 15: Connecting The A-10/A-11 To A Desktop Computer

    1. Open the RS-232C connector cover of the A-10/A-11. Pull out the bottom of the cover and swing it up. Next slide the cover into the side of the A-10/A-11. 2. Use the RS-232C cable to connect the A-10/A-11 to your desktop computer.

  • Page 16: Replacing Memory Slot

    REPLACING MEMORY SLOT The memory slot of A-10/A-11 carries system ROM. When you replace it, the following steps must be followed. Note: Be sure to remove main and back-up batteries first and then replace the memory slot. Replacement of the memory slot remaining batteries makes the electrical parts inside A-10/ A-11 be defective.
  • Page 17 6. Replace the memory slot cover and secure it in place with its screw. « 7. Insert the main battery holder into the A-10/A-11 until the holder is fully seated. And slide the release (both buttons) of the main battery holder towards “NORMAL OPERATION” to lock the main battery holder release.

  • Page 18: Memory Backup/Restore

    MEMORY BACKUP / RESTORE Make the backup copy by HPC Explorer to your PC before repairing A-10/A-11, and restore the data from PC to user’s A-10/A-11 after repairing. For the details of Backup/Restore, refer to the operation manual of HPC Explorer.
  • Page 19 6. Click “Full: back up all files” and “Back Up Now”. 7. Confirm the file name of bakup copy and then click “OK”. Backup starts. — 16 —...

  • Page 20: Restore

    Restore Execute Restore after repairing. 1. Turn on the user’s A-10/A-11 and then Welcome wizard appears. 2. Execute touch panel calibration and then skip other setups after calibration. 3. Connect repaired A-10/A-11 to your PC with RS-232C cable. 4. Start HPC Explorer on your PC.
  • Page 21 7. Restoring starts. 8. Click “OK”. — 18 —...

  • Page 22: Block Diagram

    BLOCK DIAGRAM 10 M 32.768 K PLL X4 40 MHz HD6417096 (U1) A-10: 2 Mbyte A-11: 4 Mbyte RAM 2 Mbyte (U7) Gate Array UPD42S16165LG5 MBCG25942-5110 (U8) (U4) ROM (Memory Slot) 4 Mbyte (U301) LCD unit PCMCIA Card Voltage Generator...

  • Page 23: Device Features

    DEVICE FEATURES Item Features HD6417096 (U1) Hitachi 32 bit RISC CPU. Sleep/Standby Power Mode. 8 kbytes Cash. Interrupt Controller. User Break Controller. Bus State Controller 2 kbytes Mask ROM ON Controller 1 ch Serial I/F. 1 ch Serial I/F with 16 bytes FIFO. µ...
  • Page 24 Item Features Speaker 20 mm dynamic type PCMCIA Type II +5 V PCMCIA 2.0 Card Lock Switch Detects both lock and unlock IrDA / RS232C Serial I/F with 16 byte FIFO in CPU. (alternative) 115.2 kbaud IrDA 0 - 1 m 9-pin RS232C ±12 V I/F RS232C PC Cable Connects to PC RS232C...

  • Page 25: Lsi/Ic Data

    LSI/IC DATA MB87A908A (SYSTEM LSI / U3) N o . Pin Name I n / O u t Pull-Up/Down Function To/From VDET3B Battery detecting signal (Off) Q52 (Detector) VDETS Backup battery detecting signal (Message) Q37 (Detector) VDET2R NiMH detecting signal (Off) Q2 (Detector) Down Address...
  • Page 26 N o . Pin Name I n / O u t Pull-Up/Down Function To/From CAS0UB CAS signal for DRAM DRAM CAS1LB CAS signal for DRAM DRAM CAS1UB CAS signal for DRAM DRAM CAS2LB CAS signal for DRAM DRAM CAS2UB CAS signal for DRAM DRAM CHKPRGB Port...
  • Page 27 N o . Pin Name I n / O u t Pull-Up/Down Function To/From TCPIN1 Analog signal input from TP Touch panel AGND Analog ground AUDVRL Reference voltage for A/D,D/A converter AUDVRH Reference voltage for A/D,D/A converter AUDOUT Audio signal output for play U5 (Amp.) AUDIN Down...

  • Page 28: Mbcg25942-5110 (Gate Array / U4)

    MBCG25942-5110 (GATE ARRAY / U4) N o . Pin Name I n / O u t Pull-Up/Down 3 V / 5 V Function To/From VDD1 +5 V source Power V5WEB Write signal Card V5A20 Address Card BSYB Busy ready Card V5A21 Address Card...
  • Page 29 N o . Pin Name I n / O u t Pull-Up/Down 3 V / 5 V Function To/From RXDSH RXD1 signal from CPU CS4B Chip select PCMWAKEB PCMCIA wake-up signal SYSTEM LSI PCMIRQB Interrupt signal for PCMCIA SYSTEM LSI Address Address Address...

  • Page 30: Hd6417096: Sh3 (Cpu / U1)

    HD6417096: SH3 (CPU / U1) Pin Name I n / O u t Function To/From SCK1 Serial port 1 clock SYSTEM LSI CTS1 Serial port 1 transmission permission U6(RS232C) RTS1 Serial port 1 transmission request U6(RS232C) TESTMD Test mode control.GND Port7 ON/OF contorol for EL (H=EL ON) Q831(EL block)
  • Page 31 Pin Name I n / O u t Function To/From MD2/RXD Data inout of serial port 0 MD1/TXD Data output of serial port 0 MD0/SCK Clock of serial port 0. Connected to GND BREQB Bus request SYSTEM LSI, GA RESETB Reset signal from SYSTEM LSI SYSTEM LSI, GA Non-maskable Interrupt request...

  • Page 32: Mc34119 (U5)

    MC34119 (U5) V CC (Top View) MAX3241CAI (U6) VCC=3 V 0.1 µf to 5.5 V C2– C1– MAX3241 V– MAX3241 V– R1IN C2– R2IN T1IN T1OUT R3IN T2IN T2OUT R4IN SHON RS-232 LOGIC OUTPUTS INPUTS R5IN R1OUTB T3IN T3OUT T1OUT R2OUTB R1OUTB T2OUT...

  • Page 33: Upd42S16165Lg5

    UPD42S16165LG5 A0 to A11 : Address Inputs I/O 1 to I/O 16 : Data Inputs/Outputs : Row Address Strobe UCAS : Column Address Strobe (upper) LCAS : Column Address Strobe (lower) : Write enable : Output enable : Power Supply : Ground : No Connection RN5VD18CA (U9)

  • Page 34: Xc61A Or Rh5V Series (U12 ~ 17, U32)

    XC61A or RH5V Series (U12 ~ 17, U32) Vref TFDS3000TR3: IrDA Module (U18) Pin description: 1: IRED Cathode 2: Rxd (Output) 3: Vcc (Supply Voltage) 4: Ground 5: NC*) 6: SD (Shut-down) 7: Txd (Input) 8: IRED Anode MAX608 (U20, U22) DIP/SO AGND SHDN...

  • Page 35: Rn5Ry Series (U23)

    RN5RY Series (U23) VOUT VOUT Oscillator Output buffer Vref RN5RG Series (U26) Outside PNP-Tr. – Ref. -Voltage LA5312V (U601) V CC LA5312 V IN2 R X1 R X2 R X3 R X4 V IN3 Boot V REF V EE — 32 —...

  • Page 36: Hv803 (Ic801)

    HV803 (IC801) V DD R EL-osc V DD R SW-OSC R SW-OSC Switch _ Vref Disable Output R EL-OSC UPD23C32000LGY EMI FILTER ARRAY — 33 —...

  • Page 37: Power Supply Circuit

    POWER SUPPLY CIRCUIT The power supply circuit consists of 4 blocks which are Primary circuit, 5 V circuit, 3 V circuit and 25 V circuit as follows; To Secondary Detector (V5MAIN) 5 V circuit 5 V system Fuse Primary Alkaline To Secondary Detector (V3MAIN) circuit 3 V system...

  • Page 38: 5 V Circuit

    5 V Circuit DC-DC converter MAX608ESA (U20) generates +5.11 V and it makes up 5 V system. V5MAIN : The reference voltage for the detector. V5SYS : +5 V source for U4 and 3-pin jack. P5V : Controls ON/OFF of V5SYS. From pin 170 of SYSTEM LSI. V5CARD : +5 V source for PCMCIA Card.

  • Page 39: Circuit

    3 V Circuit DC-DC converter MAX608ESA (U22) generates +3.77 V and it makes up 3 V system. V3MAIN : The reference voltage for the detector. V3SYS : +3.3 V source for U1, U3, U4, U6, D601, D602, Q3~Q7. V3RAM : +3.3 V source for DRAM (U7 and U8).

  • Page 40: 25 V Circuit

    25 V Circuit DC-DC converter RN5RY202 (U23) generates +25 V and it makes up 25 V system for LCD. V25LCD : +25 V source for LCD. VOL : Connect to Contrast Dial on Z305-LD PCB. PLCDB : Controls ON/OFF of V25LCD. From pin 167 of SYSTEM LSI. V3SYS : +3.3 V source.

  • Page 41: Detector Circuit

    DETECTOR CIRCUIT The detector circuit consistes of 4 blocks as follows; 1 : Primary detector (Alkaline and NiMH) 2 : Secondary detector (Alkaline and NiMH) 3 : Backup battery detector 4 : AC Adaptor detector PRIMARY DETECTOR NiMH Detector V3SYS U17(2.3V) VDET1RB (L=Low battery message) U16(1.9V)

  • Page 42: Diagnostic Program

    DIAGNOSTIC PROGRAM Introduction The following steps must be followed before diagnostics. START Remove Main and Backup batteries Load main Make sure that Battery Holder Release batteries switch is on “NORMAL OPERATION” side. Press ON Display appear? Press RESET button and then Display appear? Adjust Contrast Dial...

  • Page 43: Boot

    5 : AC-adaptor 3 : Jigs of RS-JIG-232C and RS-JIG-3PIN 6 : Charger 7 : Rechargeable battery pack Note: Be sure to keep separate back-up copies of all important data in A-10/A-11, because the DISGNOSTICS make data corrupt. Operation Display...
  • Page 44 Step Operation Display Note Display ENTER, ENTER, 1 CHIDORI : Checker pat- tern. SPACE R e v e r s e : R e v e r s e checker pattern. SPACE Flame : The most outside dots. SPACE All : All dots SPACE Clear : No display SPACE...
  • Page 45 Step Operation Display Note PCMCIA ENTER, 7 ** Others ** Switch PCMCIA (implement) PCMCIA (card) PCMCIA (WAIT) Insert RAM card into card Keyboard RANDOM slot. Keyboard SERIAL 1 Keyboard SERIAL 2 Make sure the display ** Test data "0xAAAA" shows OK. ** Test data "0x5555"...
  • Page 46 Step Operation Display Note Switches T h i s m o d e c h e c k s VDET1 switches and detectors VDET2 and result is displayed. VDET1R VDET2R (indefinite) Make sure the both LEDs VDET3 flash on and off. VDETS Recharge CHKPRG...
  • Page 47 Step Operation Display Note Keyboard ENTER, 6 ** Keyboard Serial ** "ON", "OFF", "EL", Make sure the display ON OFF EL ESC 1 2 3 4 5 6 7 "ESC", "1",------------- shows OK. 8 9 0 -BS ` q w e r t y "DEL", "`", "Q", -------------- u i o p = ¥...
  • Page 48 Step Operation Display Note Check EL turns on. ENTER, ENTER, 7, 8 -------> ENTER, 8 Check EL turns off. -------> ENTER, ENTER, 6 This mode makes tone of Audio ** Audio ** sine-wave sound. Hear 0.5 kHz each tone and check it. 1 kHz To cancel the tone, press 2 kHz...

  • Page 49: Irda Communication Test

    IrDA Communication Test Prepare 2 units and place them as follows; A-10/11 ±15 deg. A-10/11 A-10/11 A-10/11 10 cm 100 cm UNIT-1 UNIT-2 Step Note Operation Display Operation Display ** Main Menu ** ** Main Menu ** IrDA AUTO MODE...
  • Page 50 UNIT-1 UNIT-2 Step Note Operation Display Operation Display ENTER Make sure H <Infrared SEND/RECEIVE> HHHHHHHHHHHHHHHHH display stops 1 Send data (MAX Baudrate) HHHHHHH 2 Receive data(MAX Baudrate) 3 Send data (MIN Baudrate) 4 Receive data(MIN Baudrate) ENTER <Infrared SEND/RECEIVE> <Infrared SEND/RECEIVE> 1 Send data (MAX Baudrate) 1 Send data (MAX Baudrate) 2 Receive data(MAX Baudrate)

  • Page 51: Current Consumption And Voltage Detectors Check

    2: Set the range of Amme- ure. ter to 1 A. Do not load the backup 3: Vb = 2.6 ± 0.02 V battery. A-10/A-11 Alkaline battery terminal Boot the diagnostic pro- To boot the diagnostic, re- ** Main Menu ** gram fer to page-40.
  • Page 52 3 : Remove main batter- ies. 4 : Measure the current. A-10/A-11 Vs = 3.0 ± 0.05 V Current consumption of (No display) backup battery. Measure the current. Is = 150 µA or under.

  • Page 53: Voltage Detectors Check

    Low battery message detector for back-up battery.(2.7± 0.03 V or under) Step Operation Display (Wiring) Note Vb = 2.6 ± 0.02 V Setting Connect the items as fig- Alkaline battery terminal ure. A-10/A-11 AC adapter Charger ENTER, 7, 1 VDET1 VDET2 VDET1R VDET2R (indefinite) VDET3...
  • Page 54 Change to connect power Connect the items as fig- Rechargeable battery terminal ure. supply to the terminals for rechargeable battery. Vr = 2.6 V A-10/A-11 AC adapter Charger VDET1R Put power supply voltage Measure the voltage that VDET1R down by degrees.

  • Page 55: Finishing

    Finishing Step Operation Display (Wiring) Note Finishing Remove Back-up battery. Remove Main bateries. Re-load main batteries. Press RESET button. (Welcome wizard) For 10 seconds. ENTER, ENTER Carefully press and briefly hold stylus on the center of the target. Repeat as the target moves around the screen. Press the Esc key to cancel.
  • Page 56 Step Operation Display (Wiring) Note Open Pocket Word. Double click Pocket Word from Program Folder. Hold key "A" press. "a" displays successively. aaaaaaaaaaaaaaa..Hold key "D" press not to "d" displays successively aaaaaaaaaaaaaaadddddddddddddd release from key "A". after "a". dddddddddddddddddd..... "d"...

  • Page 57: Disassembly

    DISASSEMBLY Memory Slot 1. Remove the main batteries and backup battery cover, then remove lithium battery. 2. Remove 1 screw and then remove ROM case. 3. Put the memory slot guide to outside, the memory slot goes up. 4. Remove the memory slot. —...

  • Page 58: Lower Case B Ass'y

    Lower Case B Ass’y 5. Remove 3 screws from backup battery compartment. 6. Remove 5 screws from Lower Case B. 7. Unhook 3 points with Case Opener and then remove Lower Case B ass’y. Case Opener Hook — 55 —...

  • Page 59: Z305-1 Pcb Ass'y

    Z305-1 PCB Ass’y 8. Remove 3 screws. 9. Turn over Z305-1 PCB Ass’y and then remove 4 terminals with soldering iron. 10. Remove 2 connectors from PCB ass’y and then remove PCB ass’y from Upper Case B ass'y. Z305-1 PCB ass’y Connector Connector Upper Case B ass'y...

  • Page 60: Upper Case B Ass'y (Keyboard Unit)

    Upper Case B Ass’y (Keyboard Unit) 11. Remove 3 screws from Upper Case B ass’y and then remove Inner Case B-Z305. Inner Case B-Z305 12. Open the case to be flat. 13. Remove 1 screw from the hinge (Tilt Unit). 14.

  • Page 61: Lcd Module And Touch Panel

    LCD Module and Touch Panel 15. Remove LED cover from Display Unit. LED Cover 16. Remove 2 screws from Display Unit. 17. Unhook 9 points with case opener in the order of the following number. 18. Lift up the Lower Case A and slide it to arrow direction. Be careful to not break the contrast dial. Lower Case A —...
  • Page 62 19. Remove 5 screws. 20. Lift up the LCD module and remove it. 21. Remove 3 screws and remove the connector. Connector 22. Lift up the Touch Panel ass'y and slide it to arrow direction. — 59 —...

  • Page 63: Wiring Diagram

    WIRING DIAGRAM Touch Panel 2 pin Z305-S1 JN801 3 pin L C D (480 × 240) JN602 COMMON PCB 4 pin Z305-LD SEGMENT PCB 20 pin 12 pin CN601 29 pin 64 pin Z305-1 Z305-MMR (PCMCIA) 26 pin Z305-KY — 60 —...

  • Page 64: Pcb View

    PCB VIEW Z305-1 PCB (1/2) P214 AUDIO R115 15 18 R174 C143 R116 C122 15 18 R153 C152 R114 C123 C124 R152 R146 CP68 C148 R200 R142 R201 C119 CP69 CP81 P211 CP82 P212 R202 CP66 CP64 CP63 C33 C34 CP60 C142 CP61...

  • Page 65: Z305-1 Pcb (2/2)

    Z305-1 PCB (2/2) POWER C118 CP67 CP70 CP71 SW10 C108 — 62 —...

  • Page 66: Schematic Diagrams

    SCHEMATIC DIAGRAMS Z305-1 PCB 1/7 (CPU, SYSTEM LSI) Not Used To Keyboard Alkaline = H NiMH = L 32.768 kHz for Clock 1.84 MHz for Communication (RS232C, IrDA) SYSTEM LSI CPU (SH3) 10 MHz — 63 —...

  • Page 67: Z305-1 Pcb 2/7 (Pomcia Card I/F)

    Z305-1 PCB 2/7 (PCMCIA CARD I/F) To PCMCIA Gate Array — 64 —...

  • Page 68: Z305-1 Pcb 3/7 (Memory)

    Z305-1 PCB 3/7 (MEMORY) DRAM DRAM From CPU, SYSTEM LSI To Memory Slot — 65 —...

  • Page 69: Z305-1 Pcb 4/7 (Audio, Touch Panel)

    Z305-1 PCB 4/7 (AUDIO, TOUCH PANEL) To Display Unit Power Supply Audio Amp. Mute Signal from CPU 10 bit D/A output SYSTEM LSI For Dial Pulse PCMCIA CARD From Power Supply From SYSTEM LSI From SYSTEM LSI — 66 —...

  • Page 70: Z305-1 Pcb 5/7 (Rs232C, Irda, 3-Pin)

    Z305-1 PCB 5/7 (RS232C, IrDA, 3-PIN) Power Supply G.A. SYSTEM LSI RS232C Transceiver SYSTEM LSI SYSTEM LSI To Power Supply Block G.A. Power Supply Infrared data System LSI IrDA Transceiver Infrared data SYSTEM LSI Power Supply G.A. 3-pin Jack G.A. —...

  • Page 71: Z305-1 Pcb 6/7 (Power Supply)

    Z305-1 PCB 6/7 (POWER SUPPLY) Load Changeover Circuit 5.11 V Outside Battery Inside 5 V system DC/DC Rush Current Absorber 3.77 V 3.4 V To SYSTEM LSI 3 V system DC/DC 3.4V Regulator SYSTEM LSI Detector To Detector 25 V Primary Circuit DC/DC 25 V system...

  • Page 72: Z305-1 Pcb 7/7 (Detector)

    Z305-1 PCB 7/7 (DETECTOR) Low Battery Message Forced off 2.3 V For NiMH (Primary Detector) 1.9 V Low Battery Message 2.0 V For Alkaline Battery (Primary Detector) Forced off 1.6 V 3.4 V ACL Detector ACL Signal to SYSTEM LSI For both Alkaline and NiMH (Secondary Detector) Forced off For both Alkaline and NiMH (Secondary Detector)

  • Page 73: Z305-S1 Pcb (El)

    Z305-S1 PCB (EL) To Z305-LD PCB H = EL ON EL Driver 180 V (AC) — 70 —...

  • Page 74: Z305-Ld Pcb (Lcd Power)

    Z305-LD PCB (LCD POWER) Jumper Model Voltage Generator for LCD To Segment PCB dark lignt To Segment PCB To Z305-1 PCB (Audio, Touch Panel) To Touch Panel To Z305-S1 PCB JN602 — 71 —...

  • Page 75: Z305-Ky Pcb (Keyboard)

    Z305-KY PCB (KEYBOARD) To Z305-1 PCB (CPU, SYSTEM LSI) — 72 —...

  • Page 76: Z305-Mmr Pcb (Memory Slot)

    Z305-MMR PCB (MEMORY SLOT) UNMOUNT PARTS To Z305-1 PCB (Memory) J301 — 73 —...

  • Page 77: Exploded View And Parts List

    EXPLODED VIEW AND PARTS LIST COMPONENT Upper case B ass'y Display unit Z305-1 PCB ass'y Battery case ass'y Lower case B ass'y BOTTOM VIEW — 74 —...
  • Page 78 C441851-1 6418 4110 Label A-Z305 C441468-1 Notes: Q – Quantity used per unit AA : CASIO 2 MB R – A : Essential EA : CASIO 4 MB R – Rank B : Stock recommended C : Others X : No stock recommended...

  • Page 79: Upper Case B Ass'y

    UPPER CASE B ASS’Y (See below) RESET – & Enter " , < . > PgUp Caps Shift Shift Home PgDn Ctrl Space — 76 —...
  • Page 80 C140375-1 6418 3730 Button A-Z305 C140374-1 6418 3920 Button C-Z305 C340931-1 AA : CASIO 2 MB Notes: Q – Quantity used per unit R – A : Essential EA : CASIO 4 MB R – Rank B : Stock recommended...

  • Page 81: Z305-1 Pcb Ass'y

    Z305-1 PCB ASS’Y 5-10 LOWER CASE B ASS’Y 10-5 10-6 10-7 10-1 10-2 10-3 10-4 10-4 — 78 —...
  • Page 82 R18,R19,R24 2725 1274 Network resistor CRB3A4E105JT Notes: Q – Quantity used per unit AA : CASIO 2 MB R – A : Essential EA : CASIO 4 MB R – Rank B : Stock recommended C : Others X : No stock recommended...
  • Page 83 PBRC-10BR 3502 2124 Resonator CSAC1.84MGC-TC Notes: Q – Quantity used per unit AA : CASIO 2 MB R – A : Essential EA : CASIO 4 MB R – Rank B : Stock recommended C : Others X : No stock recommended...
  • Page 84 DISPLAY UNIT Touch panel ass’y LCD module 110-1 110-2 — 82 —...

  • Page 85: Display Unit

    110-2 6418 3860 FPC joiner Z305 C340906-1 Notes: Q – Quantity used per unit AA : CASIO 2 MB R – A : Essential EA : CASIO 4 MB R – Rank B : Stock recommended C : Others X : No stock recommended...
  • Page 86 RS-JIG-3PIN 1909 2388 RAM card XC-110 Notes: Q – Quantity used per unit AA : CASIO 2 MB R – A : Essential EA : CASIO 4 MB R – Rank B : Stock recommended C : Others X : No stock recommended...
  • Page 87 MA0300171A...

This manual is also suitable for:

A-11Zx-305Zx-314

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