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Z340-1 PCB 2/3 (POWER SUPPLY)

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Alkaline Detector

2.0V

1.6V

3.3V

3.0V

Li-ion Detector

Primary Circuit

3.77V DC/DC

3.4V Regulator

2.7V

Backup Battery Detector

ACL

3.4V

4.5V

2.7V

PCMCIA Detector

3V Detector

5.11V DC/DC

3.4V DC/DC

Li-ion

Alkaline

Содержание Cassiopeia A-20

Страница 1: ...Handheld Personal Computer A 20 ZX 340 R DEC 1997 without price A 20...

Страница 2: ...t 12 CONNECTING TO A DESKTOP COMPUTER 13 To connect to a desktop computer 13 REPLACING THE PC CARD 14 To replace the PC card 14 REPLACING THE COMPACTFLASH CARD 15 To replace the CompactFlash card 15 C...

Страница 3: ...n Test 48 Current Consumption and Voltage Detectors Check 50 Voltage Detectors Check 52 DISASSEMBLY ASSEMBLY 54 1 Module 54 2 Upper case ass y 55 3 Removal of touch panel and LCD unit 57 4 Precautions...

Страница 4: ...ain Two AA size alkaline batteries 25 hours in Word continuous cycle of one minute input and 10 minutes input standby 10 hours input of 90 characters per minutes in Word Rechargeable battery pack 15 h...

Страница 5: ...under Standby 1 4 mA or under Back up Battery OFF 450 A Voltage Detectors VDET1 2 0 V 1 V or under Low battery message detector for alkaline batteries VDET2 1 6 V 1 V or under Foced power off detector...

Страница 6: ...AA size Alkaline Batteries two OPTIONS AC Adapter CR2032 Lithium battery AC Adapter Rechargeable Battery Pack A B10LT Cradle A D10LC Data Communication Cable SB 62 This cable is used to connect a dig...

Страница 7: ...not be set up for use as a standard serial interface In such a case you must change the COM port settings so it can be used as a standard serial interface You should also check which COM ports are ena...

Страница 8: ...a digital camera or other external equipment Microphone For voice and other sound recording Card eject button PC card Press to eject the card from the card slot Fn Function key Pressing this key and t...

Страница 9: ...off only by press ing the power button Indicator red Flashes to indicate the preset alarm time has been reached or to indicate an operational condition of the application being used Charge indicator...

Страница 10: ...ion for remote synchronization Important If you have a notebook PC with IrDA capabilities or a built in modem its COM port may not be set up for use as a standard serial interface In such a case you m...

Страница 11: ...step 1 Be sure that the positive and negative poles of the batteries are facing correctly when you reload them into the CASSIOPEIA If the message A problem with memory contents has been found and memo...

Страница 12: ...attery power Replace main batteries as soon as possible after the message shown below appears on the display Your main batteries are running very low on power Please change the batteries at your next...

Страница 13: ...e the old battery 5 After wiping the surface of a new battery with a soft dry cloth load it into the CASSIOPEIA with its positive side facing up so you can see it 6 Slide the backup battery cover back...

Страница 14: ...emory contents and settings unchanged Case B Memory Contents Corrupted In this case the message A problem with memory contents has been found and memory must be initial ized appears on the screen Use...

Страница 15: ...ta To perform a full reset 1 While holding down the Ctrl key and the Alt key press the RESET button 2 The message All memory contents will be deleted Touch the screen to continue appears on the displa...

Страница 16: ...plied with CASSIOPEIA To connect to a desktop computer 1 Open the RS 232C connector cover on the side of the CASSIOPEIA 2 Slide the cover into the CASSIOPEIA case as shown below 3 Use the RS 232C cabl...

Страница 17: ...button 2 Press the card eject button to partially eject the card and then pull the card out of the slot 3 Insert a new PC card into the slot Push the card into the slot as far as it will go Important...

Страница 18: ...from the CASSIOPEIA 2 3 Press the card eject button to partially eject the card and then pull the card out of the slot 4 Insert a new CompactFlash card into the slot Double check to make sure that the...

Страница 19: ...he CASSIOPEIA to exchange image data with a CASIO digital camera See the documentation that comes with the software for details Requirements Optional data communication cable SB 62 To connect external...

Страница 20: ...Backup program of Windows CE Services back up only files and databases Setup data including Owner World Clock and so on can not be backed up to PC 2 Use AC adaptor when making backup copy and restori...

Страница 21: ...18 6 Click Full back up all data and Back Up Now 7 Confirm the file name of bakup copy and then click OK Backup starts...

Страница 22: ...Welcome wizard appears 2 Execute touch panel calibration and then skip other setups after calibration 3 Connect repaired A 20 to your PC with RS 232C cable 4 Start Windows CE Services on your PC 5 Cl...

Страница 23: ...20 7 Restoring starts 8 Click OK...

Страница 24: ...LCD unit EL Driver HV803 IC801 Touch Panel Keyboard Audio Amp MC34119 IC9 SP MIC Indicator Red LED Charge Indicator Green LED Mini Jack IrDA IrDA Transceiver RS232C Transceiver CIM 10S MAX3241 IC5 IC...

Страница 25: ...Z370 ROM PCB Connects to memory board with ROM This connects a development board as well System LSI MB87A915 IC3 LCD Controller System Controller DRAM Access Controller Interrupt Controller Key Contro...

Страница 26: ...Notification LED LED Controller in System LSI Notification Button Independent switch LCD Contrast LCD Contrast is able to be handled by the software using electric volume and LCD panel driver functio...

Страница 27: ...3 I O Data bus 22 D12 I O Data bus 23 D11 I O Data bus 24 D10 I O Data bus 25 D9 I O Data bus 26 D8 I O Data bus 27 D7 I O Data bus 28 D6 I O Data bus 29 D5 I O Data bus 30 Vss GND 31 Vcc 3 3V source...

Страница 28: ...rt 1 IC5 RS232C BGA288 92 TXD1 O Data output of serial port 1 IC5 RS232C BGA288 93 SCK1 I O Clock of serial port 1 BGA288 94 CTS1 I Serial port 1 transmission permission IC5 RS232C 95 RTS1 O Serial po...

Страница 29: ...lect memory select signal BGA288 ROM Board 127 Vss GND 128 Vcc 3 3V source 129 RASB CEB O CE signal for RAM ROM BGA288 RAM ROM Board 130 MD5 RAS2B Not used 131 HSTBYB I Not used 3 3V source 132 WAITB...

Страница 30: ...8 5V O Address bus PCMCIA CARD 27 V5A17 5V O Address bus PCMCIA CARD 28 V5A13 5V O Address bus PCMCIA CARD 29 V5A18 5V O Address bus PCMCIA CARD 30 V5A14 5V O Address bus PCMCIA CARD 31 VDD1 5V 5V sou...

Страница 31: ...ol Touch panel 92 PSW4 3V O Touch panel control Touch panel 93 FLSHRSTB 3V O Reset signal for Flash ROM board 94 PMUTE 3V O Audio mute signal Audio amp 95 PRECB 3V O Power supply control for recording...

Страница 32: ...ower supply 152 VDTC3B 3V I Alkaline battery detecting signal IC110 Power supply 153 VDET3B 3V I Alkaline battery detecting signal IC107 Power supply 154 VDET2R 3V I NiMH detecting signal Off Q100 Pow...

Страница 33: ...V I Address bus 212 D0 3V I O Data bus 213 D1 3V I O Data bus 214 D2 3V I O Data bus 215 D3 3V I O Data bus 216 D4 3V I O Data bus 217 D5 3V I O Data bus 218 VDD2 3V 3V source 219 VSS GND 220 D6 3V I...

Страница 34: ...CPU IC1 265 WAITB 3V O WAIT signal to CPU IC1 266 CKRTC256 3V I RTC clock signal from CPU IC1 267 CFCVRB 3V I Compact Flash lock switch SW1 268 CFWEB 3V O WE signal for CompactFlash card CompactFlash...

Страница 35: ...41 MAX3241 C1 C1 C2 C2 T1IN T2IN T3IN R1OUTB R2OUTB R1OUT R2OUT R3OUT R4OUT R5OUT EN T1OUT V V T2OUT T3OUT R1IN R2IN R3IN R4IN R5IN SHDN 5k 5k 5k 5k 5k 25 GND 28 0 1 f VCC 3 V to 5 5 V C1 VCC C2 C3 C4...

Страница 36: ...Address Strobe upper LCAS Column Address Strobe lower WE Write enable OE Output enable VCC Power Supply GND Ground NC No Connection 1 2 3 5 4 OUT Output H Detected VDD Voltage source GND Ground NC No...

Страница 37: ...34 DIP SO Top View 1 2 3 4 8 7 6 5 CS GND AGND REF EXT OUT FB SHDN MAX608 IC105 IC106 EMI FILTER ARRAY UPD23C32000LGY...

Страница 38: ...on detect When Li ion is full charged CHGDTCTB becomes L ACDTCTB is for AC adapter detector It detects whether AC adapter is used or not When AC adapter is used ACDTCTB becomes L POWER SUPPLY CIRCUIT...

Страница 39: ...4 ON Load Max P5V VI0 L101 Q106 SHDN EXT CS MAX608 IC105 5 V Circuit DC DC converter MAX608ESA IC105 generates 5 11 V and it makes up 5 V system VIO 5 V source for 3 pin jack and LCD power block BATDT...

Страница 40: ...es 3 77 V and it makes up 3 V system V3MAIN The reference voltage for the detector V3SYS 3 4 V source for IC1 IC3 IC5 V3RAM 3 4 V source for DRAM RAM5 RAM8 V3ROM 3 4 V source for ROM U301 U302 ONSTATU...

Страница 41: ...N OFF of VEL From pin 160 of MB87A915 IC3 VPC 3 4 V or 5 11 V source for detecting PCMCIA power PSEL5 Power supply select signal for PCMCIA H 5 V L 3 V VCRDIF 3 4 V or 5 11 V source for MB87A915 IC3 P...

Страница 42: ...Circuit DC DC converter RN5VH3 IC201 generates LCD power and it makes up LCD power system for LCD VDD 3 7 V source for LCD unit VAMP 7 0 V source for LCD unit PLCD Controls ON OFF of VAMP From pin 159...

Страница 43: ...3ROM VCRDIF VIO VCARD VLCD VLCD VDD VEL VTH V3IRDA IC1 SH 7093 CPU IC4 CIM 10S IRIC RAM5 8 ECSTOJY106R D RAM U301 U302 32M MASK ROM IC5 MAX3241 RS232C IC9 MC34119 AudioIC Connector LCD unit Connector...

Страница 44: ...L Low battery message IC100 2 0V 5 Li ion Detector IC101 3 3V 2 VDET1RB L Low battery message Alkaline Detector VDET2 H Forced power off IC102 1 6V 1 Li ion Detector IC103 3 0V 2 VDET2R H Forced power...

Страница 45: ...SET button and then ON Replace batteries with new ones Display appear Display appear Repair needed To Diagnostic YES YES YES NO NO NO DIAGNOSTIC PROGRAM Introduction The following steps must be follow...

Страница 46: ...e task bar disappear touch the task bar with the stylus or press control ESC Touch Screen Calibration Connect A 20 and a PC Done Next Next Turn power on Operate full Reset refer to P12 Enter Touch fiv...

Страница 47: ...for ZX 34x APO OFF Space Space Boot inspection program Space Space 1 Step Operation Display Note 1 Checker pattern To continue the inspection you must make the task bar disappear When there is a task...

Страница 48: ...Check variable resistor Check if display bright ness is changeable Tap on four of the crosses in any order Enter 2 2 8 9 10 11 Touch Panel 1 Case 2 Points 3 Cross Touch Panel 1 Case 2 Points 3 Cross...

Страница 49: ...P S Start recording Stop re cording 21 22 23 24 Start replay Check your voice test test Quit re play Others 1 Switch 2 PCMCIA implement 3 PCMCIA RAM card 4 Compact Flash CDs 5 Keyboard SERIAL1 6 Keyb...

Страница 50: ...FREE 36 37 38 39 40 Slide the battery cover lock switch to LOCK Remove CF cover Put CF cover back on Press Indicator clear but ton Enter 6 Light On Esc 1 2 3 4 5 6 7 8 9 0 BS q w e r t u i o p Enter T...

Страница 51: ...a MIN Baudrate 4 Receive data MIN Baudrate 1 Infrared SEND RECEIVE 1 Send data MAX Baudrate 2 Receive data MAX Baudrate 3 Send data MIN Baudrate 4 Receive data MIN Baudrate SEND MODE Infrared SEND REC...

Страница 52: ...1 second ERROR mes sage is indicated in transmission beginning and transmission closing it is nor mal Infrared SEND RECEIVE 1 Send data MAX Baudrate 2 Receive data MAX Baudrate 3 Send data MIN Baudra...

Страница 53: ...backup battery 1 Maximum of contrast dial 2 Set the range of Amme ter to 1 A 3 Vb 2 6 0 1 V Boot the diagnostic pro gram Main Menu 0 AUTO MODE 1 DISPLAY 2 TOUCH PANEL 3 MEMORY 4 SERIAL 5 POWER CONTROL...

Страница 54: ...main batter ies 4 Measure the current Vs 3 0 0 1 V No display Current consumption of backup battery Measure the current Is 450 A or under Step Operation Display Wiring Note Backup battery terminal Vs...

Страница 55: ...1 ON VDET2 ON Measure the voltage that VDET2 becomes ON VDET2 1 6 V 1 VDET1 VDET2 Voltage Detectors Check Check the following detectors VDET1 Low battery message detector for alkaline batteries 2 0 V...

Страница 56: ...voltage down by degrees VDETS ON Measure the voltage that VDETS becomes ON VDETS 2 7 V 1 VDET1R VDET2R VDETS Setting Change to connect power supply to the terminals for rechargeable battery Vr 2 6 V C...

Страница 57: ...ackup battery cover by pressing a point with the stylus shown below then remove the backup battery 4 Remove the flash memory card cover 23 5 Unscrew six screws 5 6 Open the case by unhooking three pla...

Страница 58: ...on Pulling the wire may cause the pins and hooks to break 8 Separate upper case and lower case 2 Upper case ass y 1 Remove four connectors placed on the main board 38 Caution Do not pull the wire that...

Страница 59: ...wire then remove the main board 6 When you replace K film 35 stick K spacer 34 on the ON key on new K film This is to prevent from accidentaly turning the computer off 4 Unscrew two screws 30 to remov...

Страница 60: ...oving the main board 1 Unscrew two screws 25 then remove hinge holder 24 Hinge holder 2 Set the lower case with diplay facing up and unscrew six screws 2 3 Lift up the side with hinges and remove DP l...

Страница 61: ...up as shown below 8 Lift up the main board side then tilt the case with the board and pass the rolled up FPCs through the hole of the case and separate the keyboard case 5 Remove three screws 56 from...

Страница 62: ...w 49 then remove LCD unit Caution When doing so do not touch the TAB shown by the arrows below To prevent open circuits which cause no display 11 Remove the connector of the touch panel 12 Unscrew two...

Страница 63: ...60 4 Precautions when installing LCD unit 1 Do not touch the TAB of the display To prevent open circuits 14 Remove the connector on microphone board then remove the LCD unit...

Страница 64: ...display around on a precision screwdriver 2 Pass FPC through an opening on the bottom of shaft piece 55 3 Pass FPC through inside of shaft piece then through an opening on the top of shaft piece 4 Pu...

Страница 65: ...FPCs through the hole 4 Pull the FPC from inside the upper case 6 How to pass FPC through the upper case 1 Place upper case with keyboard side facing up above the display which is also facing up 2 Ho...

Страница 66: ...osing the upper case and lower case do not forget to set the connector for backup battery 3 Wires for the main battery set the gray wire in the gutter of the case first then the black wire next When p...

Страница 67: ...putting the upper case and lower case together do not forget to set the filter 16 next to the three pin connector 5 Before putting the upper case and lower case together do not forget to set the hing...

Страница 68: ...b f 2 5 27 56 56 1 2 2 3 2 4 5 6 5 7 8 9 10 11 12 13 14 15 16 17 19 17 20 21 22 23 24 25 26 28 29 30 30 31 27 32 34 35 36 37 39 38 30 30 30 40 41 42 43 44 45 48 46 47 50 51 52 53 54 55 56 57 56 61 60...

Страница 69: ...T 24 6562 1310 HOLDER HINGE C341542 1 1 X 25 6339 1750 SCREW A33953 33 4 X 26 3335 6652 UNIT TILT ST145A0001 1 C 27 6339 1750 SCREW A33953 33 4 X 28 6562 1370 HOLDER TERMINAL LEFT C341540 1 1 X 29 656...

Страница 70: ...NNECTOR 145027068140833 1 C CN101 2254 0553 CONNECTOR HEC3650 012010 1 B CN6 2254 0554 CONNECTOR 53927 5018 1 C CN4 3013 2586 CONNECTOR 3560 16SR1 11 1 B CN8 CN200 2254 0537 CONNECTOR IL FPR 30S VF E...

Страница 71: ...PCB Z370 ROM ROM BOARD DATA 0 31 ADD 0 25 3 68MHZ DATA 0 15 DATA 0 31 ADD 0 25 PC CARD connector 145027068140833 ADD 0 25 DATA 0 15 ADD 0 10 32 768KHZ DATA 0 31 DATA 0 7 ADD 0 16 ADD 0 25 10MHZ IC1 S...

Страница 72: ...69 PCB VIEW...

Страница 73: ...Z340 1 PCB 2 3 To Z340 1 PCB 3 3 To Z340 1 PCB 3 3 To Z340 1 PCB 3 3 To Z340 1 PCB 3 3 DP I F BLOCK CPU Gate Array CN4 RS232C PCMCIA CN2 IrDA I F To SP To KEY MATRIX DRAM 3 pin Jack CN5 3 68 MHz for O...

Страница 74: ...ER SUPPLY Alkaline Detector 2 0V 1 6V 3 3V 3 0V Li ion Detector Primary Circuit 3 77V DC DC 3 4V Regulator 2 7V Backup Battery Detector ACL 3 4V 4 5V 2 7V PCMCIA Detector 3V Detector 5 11V DC DC 3 4V...

Страница 75: ...72 Z340 1 PCB 3 3 DP I F BLOCK To LCD unit To LCD unit To Z340 DPMI PCB MIC CN200 CN201 LCD Power Circuit 10 0 V CompactFlash Card From Z370 ROM PCB ROM CN6 CN7 15 5 V...

Страница 76: ...73 Z370 ROM PCB ROM To Z340 1 PCB 1 3 MAIN CN7...

Страница 77: ...74 Z340 DPMI PCB MIC To Z340 LED PCB LED CN5 From Z340 1 PCB 1 3 MAIN CN4 To LCD unit CN1...

Страница 78: ...1M R5 V3SYS Q1 DTA114YKAT146 R2 680 R1 680 R4 91 R3 91 D1 SML 210LT D2 SML 210LT D3 SML 210LT SW1 EVQPSC02K D4 SML 210LT V3SYS 1 1 2 3 4 5 2 3 To DPMI PCB CN5 LEDOFFB LEDONB CHGDTCTB GND V3SYS Z340 LE...

Страница 79: ...sv PgUp Enter Resv Resv BackSpace G KeyOutput7 Resv Space Home PgDn End Resv F H E Key Key Key Key Key Key Key Key Imput0 Imput1 Imput2 Imput3 Imput4 Imput5 Imput6 Imput7 KeyOutput8 Ctrl Alt Shift Shi...

Страница 80: ...CASIO TECHNO CO LTD 8 11 10 Nishi Shinjuku Shinjuku ku Tokyo 160 Japan Telephone 03 3347 4926...

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