Casio PA-2400U Service Manual And Parts List Download Page 13

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4. Remove the back-up battery compartment cover.

5. Remove Screw

and then remove the primary back-up battery holder.

6. Remove the old primary back-up battery.

• Do not remove the rechargeable battery while the primary battery is removed.

7. Wipe off the surfaces of a new lithium battery with a soft, dry cloth and load it into the battery compart-

ment with its positive (+) side facing up (so you can see it).

8. Replace the primary back-up battery holder and secure it in place with its screw.

Rechargeable
back-up
battery cover

Primary
back-up
battery
cover

Summary of Contents for PA-2400U

Page 1: ...Handheld Personal Computer PA 2400U PX 686 R MAR 1998 without price PA 2400U ...

Page 2: ...onnect to a desktop computer 13 REPLACING THE PC CARD 14 To replace the PC card 14 REPLACING THE COMPACTFLASH CARD 16 To replace the CompactFlash card 16 CONNECTING TO A PRINTER 17 To connect to a printer 17 TECHNICAL REFERENCE 18 About CASSIOPEIA standard interfaces 18 MEMORY BACKUP RESTORE 19 Backup 19 Restore 21 BLOCK DIAGRAM 23 DEVICE FEATURES 24 LSI IC DATA 26 SH 7093 CPU IC1 26 MB87A915 Gate...

Page 3: ...e Detectors Check 61 DISASSEMBLY ASSEMBLY 63 1 Remove dummy card CF card and stylus 63 2 Slide the lever to release position and remove the battery cover then the main batteries out 63 3 Removal of backup battery 63 4 Removal of MROM ass y 64 5 Removal of lower case 65 6 Removal of main PCB 66 7 Removal of touch panel 67 EXPLOED VIEW 68 PARTS LIST 69 SCHEMATIC DIAGRAMS 71 P686 MAIN MAIN 71 P686 MA...

Page 4: ...eating one minute of input in Word followed by 10 minutes of display Approximately 10 hours input of 90 characters per minute in Word AA size alkaline batteries Approximately 25 hours repeating one minute of input in Word followed by 10 minutes of display Approximately 10 hours input of 90 characters per minute in Word Main battery life is shortened by use of a modem card or PC card Back up Approx...

Page 5: ...r Sleep 50 mA or under Back up Battery Standby 1 5 mA or under Voltage Detectors VDET1 2 1 V and under Low battery message detector for alkaline batteries VDET2 1 6 V and under Foced power off detector for alkaline batteries VDET1R 3 6 V and under Low battery message detector for rechargeable battery VDET2R 3 0 V and under Foced power off detector for rechargeable battery VDETS 2 7 V and under Low...

Page 6: ...apter Rechargeable Battery Pack PA 2120L1 The actual configuration of the AC adapter may differ from that shown in the above illustration Data Communication Cable SB 62 This cable is used to connect a digital camera or other external equipment to the PA 2400U Dual Battery Charger PA 2040DCHG E Note Optional materials are sold separately I O BOX PA 2110 IF MASTER I O BOX PA 2111 IF SATELLITE ...

Page 7: ...unds and also picks up sounds for record ing Software Input Panel SIP button Toggles the Software Input Panel on and off Pressing this button together with the backlight button displays the calibration screen Important Take care to avoid damaging or losing the stylus Stylus For performing operations on the touch screen Protective cover Data communication connector For connection of a digital camer...

Page 8: ...ard Indicator clear button Turns off the red indicator and stops the alarm Pressing this button turns on power Use the Power button to turn power off Indicator red Lights to indicate an alarm is set This indicator is also used to indi cate various status of an applica tion Charge indicator green Lights to indicate that charging is being performed AC adapter connector For connection of the AC adapt...

Page 9: ...s port One CD ROM drive VGA or higher resolution graphics card Super VGA 256 color recommended Keyboard Microsoft Mouse or compatible pointing device Options for either Windows NT Workstation 4 0 or Windows 95 Audio card speakers for sound Microsoft Office 97 or Microsoft Office 95 Serial or built in infrared adapter for synchronization Modem for remote synchronization Ethernet LAN connection for ...

Page 10: ...IOPEIA memory Important You can also find useful information in the H PC Companion manual The rechargeable battery pack that comes with the CASSIOPEIA is designed to provide the power required by the CASSIOPEIA itself the modem card and any other devices that require large amounts of power It also is the most economical way to power the unit and its peripherals Because of this use of the rechargea...

Page 11: ... charged or the main batteries are dead If you do data stored in memory can be corrupted or lost entirely Whenever the battery pack or the main batteries and the primary back up battery both require replace ment be sure to replace the battery pack or the main batteries first before replacing the back up battery Be sure to watch out for signs of low battery power Recharge the battery pack or replac...

Page 12: ...d by power from the main batteries The rechargeable bat tery is provided in order to prevent premature discharging of the primary back up battery Never remove the rechargeable back up battery Replace the primary back up battery as soon as possible after the message shown below appears Your backup battery is very low or missing Data loss may result from failure to replace the battery very soon To r...

Page 13: ...the rechargeable battery while the primary battery is removed 7 Wipe off the surfaces of a new lithium battery with a soft dry cloth and load it into the battery compart ment with its positive side facing up so you can see it 8 Replace the primary back up battery holder and secure it in place with its screw Rechargeable back up battery cover Primary back up battery cover A ...

Page 14: ...and then perform the full reset procedure on page 12 Data may be corrupted so edit data after checking it Start up screen Set up screens RESET You should reset the CASSIOPEIA whenever it stops working or whenever some other operational problem has caused it to malfunction To reset the CASSIOPEIA 1 Press the RESET button with the stylus This automatically turns off CASSIOPEIA power 2 Press the powe...

Page 15: ...s of important data To perform a full reset 1 While holding down the indicator clear button press the RESET button 2 The message All memory contents will be deleted Touch the screen to continue appears on the display If you don t want to perform a full reset press the RESET button This performs the normal reset which does not clear memory contents 3 To continue with the full reset procedure and cl...

Page 16: ...th 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 cable to connect the CASSIOPEIA to your desktop computer You can also connect the CASSIOPEIA to your computer using the Interface Unit See the documenta tion that comes with the Interface Unit for details If your...

Page 17: ...C card Be sure to save any unsaved input or edited data before replacing the PC card Never remove the PC card from the CASSIOPEIA while a PC card operation is in progress Doing so can corrupt CASSIOPEIA memory and PC card memory To replace the PC card 1 Slide the card lock lever in the direction indicated by the arrow 2 Raise the card eject button 3 Use the RS 232C cable to connect the CASSIOPEIA ...

Page 18: ...rd make sure it is oriented correctly and then try inserting it again 5 Return the card eject button back to its folded position 6 Return the card eject button back to its folded position Important See the documentation that comes with the PC card and the H PC Companion manual for information on PC card operations Pressing the Power button to turn off power while a PC card is loaded may cause the ...

Page 19: ...the card make sure it is oriented correctly and then try inserting it again Be sure to save any unsaved input or edited data before replacing the CompactFlash card To replace the CompactFlash card 1 Make sure that CASSIOPEIA power is turned off 2 Release the card lock switch 3 Slide the card cover from the CASSIOPEIA 4 Slide the card eject switch in the direction indicated by the arrow to partiall...

Page 20: ...move the card cover Also power will not turn on while the cover is removed 8 Return the card lock switch to its original position CONNECTING TO A PRINTER Use the following procedure to connect the CASSIOPEIA to a printer Requirements RS 232C cable supplied with CASSIOPEIA Converter commercially available Use a printer or a converter that matches the interface shown on page 18 To connect to a print...

Page 21: ...Interface PCL 3 standard For printers Operation requires development of a separate driver using special development tools Even when using a compatible peripheral there still may be some minor incompatibilities Some of the modem card models shown on the modem selection screen may not in fact be compatible Be sure to read the Microsoft ReadMe file RS 232C interface Pin Signal Name 1 Data Terminal Re...

Page 22: ...1 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 restoring Backup 1 Connect user s PA 2400U to your PC with RS 232C cable 2 Start Windows CE Services on your PC 3 Windows CE Services detects PA 2400U is connected automatically 4 PC shows the following dia...

Page 23: ... 20 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 ...

Page 24: ...n Welcome wizard appears 2 Execute touch panel calibration and then skip other setups after calibration 3 Connect repaired PA 2400U to your PC with RS 232C cable 4 Start Windows CE Services on your PC 5 Click Restore and confirm the file name backed up Then click OK 6 Click Restore ...

Page 25: ... 22 7 Restoring starts 8 Click OK ...

Page 26: ... L LCD unit EL Driver HV803 IC801 Touch Panel Audio Amp MC34119 IC9 SP MIC Indicator Red LED Charge Indicator Green LED Mini Jack IrDA IrDA Transceiver RS232C Transceiver CIM 10S MAX3241 IC5 IC4 RS232C Connector Power Supply Circuit ACL Voltage Detector Recharger 3 3 V 5 V LCD Power AAX2 Alkaline or Li ion CR2032X2 IVR2430 Gate Array MB87A915 IC3 BLOCK DIAGRAM ...

Page 27: ...M 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 Controller Audio Controller DMA Controller Dead Man s Switch Touch Panel Controller Infra Red Controller RS232C I F Controller IrDA I F Controller 3 pin I F Controller LED Controller PCMCIA Controller CompactFlash...

Page 28: ...asio s digital cameras and electric orga nizerand so on Up to 38 4 kbaud 0 to 5 V I F Notification LED LED Controller in System LSI Notification Button Independent switch ACL Automatic hard reset for first time Power ON Reset occurs in case of ACL Reset Mechanism Manual Reset occurs when user pushes Reset Switch Power ON Reset occurs when user push Reset Switch with pressing Notifi cation Switch B...

Page 29: ...ata 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 32 D4 I O Data bus 33 D3 I O Data bus 34 D2 I O Data bus 35 D1 I O Data bus 36 D0 I O Data bus 37 A0 O Address bus 38 A1 O Address bus 39 A2 O Address bus 40 A3 O Address bus 41 Vss GND 42 Vcc 3 3V source 43 A4 O Address bus 44...

Page 30: ...ort 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 port 1 transmission request IC5 RS232C 96 BACKB O Bus access permission BGA288 97 IOIS16B I Write protect input BGA288 98 STATUS0 O STATUS0 signal to BGA288 BGA288 99 ONSTATUSB O V3ROM 3 3V ON OFF cont...

Page 31: ...elect 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 I Hardware wait request BGA288 133 Vss GND 134 RTCCLK O RTC clock output BGA288 135 Vcc RTC 3 3V source for internal RTC 136 XTAL2 O Oscillator terminal for internal RTC C6 137 EXTAL2 I Oscillator te...

Page 32: ... CARD 26 V5A8 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 source 32 V5A19 5V O Address bus PCMCIA CARD 33 V5WEB 5V O WE signal for PCMCIA CARD PCMCIA CARD 34 V5A20 5V O Address bus PCMCIA CARD 35 V5A21 5V O Address bus PCMCIA CARD 36 V5A16 5V O Addr...

Page 33: ...rol 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 circuit LCD unit 96 FUNKEYIN7 3V I Function input Keyboard 97 FUNKEYIN6 3V I Function input Keyboard 98 FUNKEYIN5 3V I Function input Keyboard 99 FUNKEYIN4 3V I Function input Keyboard 100 FUNKEYIN3...

Page 34: ...Power 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 Power supply 155 VDET2 3V I Alkaline battery detecting signal Off Q103 Power supply 156 VDET1RB 3V I NiMH detecting signal Low Battery IC101 Power supply 157 VDET1B 3V I Alkaline battery detecting signa...

Page 35: ...3V 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 O Data bus 221 D7 3V I O Data bus 222 D8 3V I O Data bus 223 D9 3V I O Data bus 224 D10 3V I O Data bus 225 D11 3V I O Data bus 226 D12 3V I O Data bus 227 D13 3V I O Data bus 228 D14 3V I O Data bus...

Page 36: ...o 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 card 269 CFWAITB 3V I Wait signal for CompactFlash card CompactFlash card 270 CFVS1 3V I Voltage detect for CompactFlash card CompactFlash card 271 CFRESET 3V O Reset signal for CompactFlash card Co...

Page 37: ...241 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 µf VCC 3 V to 5 5 V C1 VCC C2 C3 C4 LOGIC INPUTS RS 232 OUTPUTS RS 232 INPUTS LOGIC OUTPUTS 26 27 3 24 1 2 14 13 12 9 10 11 21 20 19 18 17 16 15 23 4 5 6 7 8 22 MC34119 IC2 MAX3241CAI IC5 Top View 1 2 3 4 CD FC2 FC1 Vin VO2 Gnd VCC V...

Page 38: ...ess 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 connection CD Connect to capacitor for delay 1 2 3 VOUT VIN VSS VIN VSS Vref VOUT XC61A Series IC100 IC103 IC107 IC109 IC110 IC112 IC116 ...

Page 39: ... 36 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 UPD23C64000LGY ...

Page 40: ...BOX is used or not When I O BOX is used IODTCT becomes L POWER SUPPLY CIRCUIT The power supply circuit consists of 5 blocks which are Primary circuit 5 V circuit 3 V circuit PCMCIA power circuit and LCD power circuit as follows Alkaline Li ion Fuse 5 V system 3 V system LCD AC Adapter Primary circuit To Detector VSUB IVR2430 PCMCIA power circuit 5V circuit 3V circuit LCD power circuit PCMCIA ACDTC...

Page 41: ...104 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 BATDTCT It distinguishes alkaline and Li ion to change the load according to the battery When alkaline is used it is H When Li ion it is L P5V Controls ON OFF of DC DC converter IC105 From pin 166 of MB8...

Page 42: ...onverter MAX608ESA IC106 generates 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 ONSTATUSB Controls ON OFF of V3ROM From pin 99 of CPU V3IRDA 3 4 V source for IrDA Transceiver CIM 10S IC4 PIRB Controls ON OFF of V3IRDA From pin 75 of MB87A915 IC3 VSUB 2 7 ...

Page 43: ...ON 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 PCRD Controls ON OFF of VCRDIF From pin 164 of MB87A915 IC3 VCARD 3 4 V or 5 11 V source for PCMCIA connector PCRD2 Controls ON OFF of VCARD From pin 163 of MB87A915 IC3 P5DCHG VCRDIF control signal O...

Page 44: ... 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 of MB87A915 IC3 VLCD 15 5 V source for LCD unit VTH LCD power source for LCD unit EVOL 0 3 LCD status P25ON Controls ON OFF of LCD power From pin 167 of MB87A915 IC3 VLCD 10 0 V source for LCD unit ONSTATUSB Controls ON OFF of LCD power From pin 99 ...

Page 45: ...V3ROM 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 CF Connector RS 232C CN5 3P Jack IC3 BGA288 GATEARRAY ...

Page 46: ...T VDET1B L Low battery message IC100 2 1V Li ion Detector IC101 3 6V VDET1RB L Low battery message Alkaline Detector VDET2 H Forced power off IC102 1 6V Li ion Detector IC103 3V VDET2R H Forced power off IC112 2 7V VDETS H Low battery message Q105 ACDTCB L Adaptor used Q101 CHGDTCTB L Full charge IC107 3 4V VDET3B L Low 3V voltage message PCMCIA VOLTAGE DETECTOR 5 Voltage IC109 4 5V 3 Voltage IC11...

Page 47: ...splay appear Display appear Repair needed To Diagnostic YES YES YES NO NO NO DIAGNOSTIC PROGRAM Introduction The following steps must be followed before diagnostics Make sure that Battery Holder Release switch is on NORMAL OPERATION side Be sure to keep separate back up copies of all important data in PA 2400U because the DIAGNOSTICS make data corrupt ...

Page 48: ...r Clock Owner Properties Differences from Microsoft Windows Finished Disconnect PA 2400U and the PC Double click Diag icon 2 3 4 5 6 7 8 9 10 11 12 13 OPERATION CHECK Preparation 1 PA 2400U 5 AC adapter 2 Alkaline batteries 6 Charger 3 Jigs of RS JIG 232C and RS JIG 3PIN 7 Rechargeable battery pack 4 RAM Card XC 110 8 Diagnostic program Diag686 EXE Notes Diag 686 EXE Program is included in CD ROM ...

Page 49: ... to menu previous to the operation 5 ON OFF key Turns computer on and off 6 SIP key SIP operates 7 EL key Backlight turns on and off 8 Tapping Q Goes back to user flow Error Displays errors detected from module tested Display varies depending on module although whenever error occurs NG is displayed EXIT Goes back to Menu Display Common Operation Model selection Start diagnostic program Model selec...

Page 50: ...VDET3 LB 1 Switch AUDIO 25 26 27 28 29 30 31 32 Voltage Sleep CPU RUN Reserve Reserve AUDIO MENU1 AUDIO MENU2 Reserve Ver NEXT Main Menu 3 BACK BACK NEXT 33 34 35 36 37 38 39 40 QA TEST TEST2 TEST3 Reserve Reserve Reserve Reserve Q Quit Ver NEXT Windows CE Menu MENU Display NOTE On Menu Display greyscale programs are unable to operate Example 7 Reset key 8 ATP 9 LCD 10 Reserve 11 RS 232C_LP 12 Res...

Page 51: ... Menu 1 BACK NEXT 1 2 3 4 5 6 7 8 DRAM MASKROM ON key SIP key EL key Notification key Reset key ATP 9 10 11 12 13 14 15 16 LCD Reserve RS 232C_LP Reserve Reserve IrDA_SD IrDA_RD IrDA_Int Ver MASK ROM Exit base addr sumvalue SUM 1 A000000 SUM 2 A000000 SUM 3 HIGH SUM 4 LOW 2 1 Main Menu 1 BACK NEXT 1 2 3 4 5 6 7 8 DRAM MASKROM ON key SIP key EL key Notification key Reset key ATP 9 10 11 12 13 14 15...

Page 52: ...EL key Notification key Reset key ATP 9 10 11 12 13 14 15 16 LCD Reserve RS 232C_LP Reserve Reserve IrDA_SD IrDA_RD IrDA_Int Ver EL key Exit Push EL Key 5 1 5 2 Main Menu 1 BACK NEXT 1 2 3 4 5 6 7 8 DRAM MASKROM ON key SIP key EL key Notification key Reset key ATP 9 10 11 12 13 14 15 16 LCD Reserve RS 232C_LP Reserve Reserve IrDA_SD IrDA_RD IrDA_Int Ver Notification key Exit Push Notification Key ...

Page 53: ...the display When tapped disappears After tapping all four display goes back to ATP menu Displays vertical lines 8 2 8 3 8 4 ATP Exit 1 Case OK ATP Exit 1 2 Case Points ATP Exit 1 2 Case Points ATP Exit 1 2 Case Points 8 5 Main Menu 1 BACK NEXT 1 2 3 4 5 6 7 8 DRAM MASKROM ON key SIP key EL key Notification key Reset key ATP 9 10 11 12 13 14 15 16 LCD Reserve RS 232C_LP Reserve Reserve IrDA_SD IrDA...

Page 54: ...of the display Tap center of the display Tap center of the display Tap center of the display Tap center of the display Displays horizontal lines Displays checker Displays reverse checker Displays as shown adove Displays gradation 9 2 9 3 9 4 9 5 9 6 ...

Page 55: ...test Displays gradation Displays gradation Displays gradation Goes back to Main Menu 1 Displays as shown in the far left Goes back to Main Menu 1 in few seconds 9 7 9 8 9 9 9 10 Main Menu 1 BACK NEXT 1 2 3 4 5 6 7 8 DRAM MASKROM ON key SIP key EL key Notification key Reset key ATP 9 10 11 12 13 14 15 16 LCD Reserve RS 232C_LP Reserve Reserve IrDA_SD IrDA_RD IrDA_Int Ver RS 232C_LP Exit TDX RDX RTS...

Page 56: ... data Send 80 Byte data Send 80 Byte data Main Menu 1 BACK NEXT 1 2 3 4 5 6 7 8 DRAM MASKROM ON key SIP key EL key Notification key Reset key ATP 9 10 11 12 13 14 15 16 LCD Reserve RS 232C_LP Reserve Reserve IrDA_SD IrDA_RD IrDA_Int Ver IrDA_SD Exit 1 2 3 4 5 SEND Speed 2400bps SEND Speed 115200bps SEND Speed 2400bps EX SEND Speed 115200bps EX SD_RD Speed 115200bps IrDA_SD Exit SEND Speed 115200bp...

Page 57: ... commu nication speed Con tents are the same Tap Exit on the display Displays received data Displays received data IrDA_RD Exit UUUUUUUU IrDA_SD Exit 1 2 3 4 5 SEND Speed 2400bps SEND Speed 115200bps SEND Speed 2400bps EX SEND Speed 115200bps EX SD_RD Speed 115200bps 14 7 Main Menu 1 BACK NEXT 1 2 3 4 5 6 7 8 DRAM MASKROM ON key SIP key EL key Notification key Reset key ATP 9 10 11 12 13 14 15 16 ...

Page 58: ...ain Menu 2 in few seconds IrDA_RD Exit 1 2 3 4 5 REC Speed 2400bps REC Speed 115200bps REC Speed 2400bps EX REC Speed 115200bps EX RD_SD Speed 115200bps 15 4 15 6 15 7 IrDA_RD Exit UUUUUUUU IrDA_SD Exit SEND Speed 115200bps Now Sending 15 5 IrDA_RD Exit 1 2 3 4 5 REC Speed 2400bps REC Speed 115200bps REC Speed 2400bps EX REC Speed 115200bps EX RD_SD Speed 115200bps Main Menu 2 BACK NEXT 17 18 19 2...

Page 59: ...ED goes out Goes back to PCMCIA menu in few seconds When each SW is detected display changes from OFF to ON CLOSED to OPEN and NOT USED to USED 18 1 18 2 Main Menu 2 BACK NEXT 17 18 19 20 21 22 23 24 3PIN_LP LED_RED CPMCIA CF LB VDET3 LB 1 Switch AUDIO 25 26 27 28 29 30 31 32 Voltage Sleep CPU RUN Reserve Reserve AUDIO MENU1 AUDIO MENU2 Reserve Ver LED_RED Exit LED_RED Light ON Main Menu 2 BACK NE...

Page 60: ... Beep sounds Beep sounds Main Menu 2 BACK NEXT 17 18 19 20 21 22 23 24 3PIN_LP LED_RED CPMCIA CF LB VDET3 LB 1 Switch AUDIO 25 26 27 28 29 30 31 32 Voltage Sleep CPU RUN Reserve Reserve AUDIO MENU1 AUDIO MENU2 Reserve Ver AUDIO Exit 1 2 3 4 5 Speker 0 5 KHz 1 KHz 2 KHz Microhone 24 1 AUDIO Speker ON AUDIO Exit 1 2 3 4 5 Speker 0 5 KHz 1 KHz 2 KHz Microhone AUDIO Audio 0 5 KHz AUDIO Exit 1 2 3 4 5 ...

Page 61: ...it 1 2 3 4 5 Speker 0 5 KHz 1 KHz 2 KHz Microhone MicroPhone Tap to PlayBack Start Exit MicroPhone Now PlayBack Exit Recorded sound is played Gose back to Main Menu 2 AUDIO Exit 1 2 3 4 5 Speker 0 5 KHz 1 KHz 2 KHz Microhone 24 6 24 8 24 9 24 7 Main Menu 2 BACK NEXT 17 18 19 20 21 22 23 24 3PIN_LP LED_RED CPMCIA CF LB VDET3 LB 1 Switch AUDIO 25 26 27 28 29 30 31 32 Voltage Sleep CPU RUN Reserve Re...

Page 62: ...ack to Voltage Menu Tap 5 V3AUD on the display Tap Exit to go back to Voltage Menu Voltage Exit 1 2 3 4 5 6 7 VIO VPC VCRDIF VCARD V3AUD V3REC V3IRDA VIO VIO ON Exit Voltage Exit 1 2 3 4 5 6 7 VIO VPC VCRDIF VCARD V3AUD V3REC V3IRDA Voltage Exit 1 2 3 4 5 6 7 VIO VPC VCRDIF VCARD V3AUD V3REC V3IRDA VPC VPC ON Exit Voltage Exit 1 2 3 4 5 6 7 VIO VPC VCRDIF VCARD V3AUD V3REC V3IRDA Voltage Exit 1 2 ...

Page 63: ... 5 6 7 VIO VPC VCRDIF VCARD V3AUD V3REC V3IRDA Main Menu 2 BACK NEXT 17 18 19 20 21 22 23 24 3PIN_LP LED_RED CPMCIA CF LB VDET3 LB 1 Switch AUDIO 25 26 27 28 29 30 31 32 Voltage Sleep CPU RUN Reserve Reserve AUDIO MENU1 AUDIO MENU2 Reserve Ver Sleep CPU Sleep ZZZZZ Exit 25 8 27 1 Main Menu 2 BACK NEXT 17 18 19 20 21 22 23 24 3PIN_LP LED_RED CPMCIA CF LB VDET3 LB 1 Switch AUDIO 25 26 27 28 29 30 31...

Page 64: ...k the following detectors VDET1 Low battery message detector for alkaline batteries 2 1V VDET2 Foced power off detector for alkaline batteries 1 6V VDET1R Low battery message detector for rechargeable battery 3 6 V VDET2R Foced power off detector for rechargeable battery 3 0 V VDETS Low battery message detector for back up battery 2 7 V Vb 2 6 0 02 V Step Operation Display Wiring Note V PA 2400U C...

Page 65: ...e down by degrees VDETS ON Measure the voltage that VDETS becomes ON VDETS 2 7 V VDET1R VDET2R VDETS Setting Change to connect power supply to the terminals for rechargeable battery Vr 2 6 0 02 V Connect the items as shown Change to connect power supply to the ter minals for backup bat tery Vs 3 0 V Connect the items as shown Step Operation Display Wiring Note V PA 2400U Vs Backup battery terminal...

Page 66: ...and remove the battery cover then take the main batteries out 3 Removal of backup battery 1 Unscrew screw 1 2 Remove B cover 3 Unscrew screw 2 4 Remove B holder L 5 Remove lithium battery CR2030 6 Unscrew screw 3 under B label 7 Remove B holder V 8 Remove vanadium lithium battery SCREW 1 SCREW 2 SCREW 3 ...

Page 67: ... 64 4 Removal of MROM ass y 1 Unscrew screw 4 and 5 then remove ROM board cover 2 Unscrew screw 6 3 Remove ROM by lifting it straight up screw 6 screw 4 5 ...

Page 68: ...l of lower case 1 Remove eight screws 2 Remove lower case gently from the left side There are no hooks on the cases so that you can remove the case easily 3 Remove two lead wires from main PCB SCREW SCREW Separated ...

Page 69: ...per case 3 Remove two connectors 4 Remove power supply terminal 5 Unscrew screws of stylus holder 6 Remove stylus holder 7 Remove five screws 8 Remove connector of LED PCB ass y 9 Slide the main PCB downward and desolder the lead wires SCREW SCREW LEAD WIRES CONNECTOR POWER SUPPLY TERMINAL ...

Page 70: ...ors and main PCB can be sepa rated 7 Removal of touch panel 1 Follow steps 1 through 8 on Removal of main PCB then remove the screw as shown on the right 2 Remove connector 3 Unscrew two screws 4 Remove three hooks Do not touch ...

Page 71: ... 36 34 31 30 35 38 27 26 27 27 27 28 28 28 28 33 29 30 37 32 11 39 3 11 8 9 11 11 23 22 11 11 40 41 42 43 15 15 4 5 17 21 21 18 13 14 16 4 6 20 7 54 19 15 53 44 45 46 50 48 10 47 49 47 49 48 44 52 4 2 12 11 11 24 25 11 51 ...

Page 72: ...D MD564TN10 E1 1 A 27 6512 6714 CUSHION C442262 2 2 B 28 6512 6713 CUSHION C442262 1 2 B 29 6540 0268 PCB ASS Y POWER KEY C341981 1 1 B 30 6334 7860 SCREW A33953 13 4 X 31 6540 0271 PCB ASS Y BL and WIN KEY C341982 1 1 B 32 6540 0273 PCB ASS Y LED C341983 1 1 C 33 6512 6693 BUTTON POWER C341591 1 1 X 34 6512 7154 BUTTON BL C341993 1 1 X 35 6512 6715 NET SPEAKER C442241 1 1 X 36 6512 7228 CASE UPPE...

Page 73: ...4 2 C SW200 3412 1645 SWITCH SKQLLC T3000 1 C F101 3632 0733 FUSE CHIP 431002 1 B IC4 2725 1336 IR DA MODULE CIM 10S T 1 B IC105 IC106 2105 6223 CONVERTER DC DC MAX608ESA T 2 C IC111 2775 3312 CONVERTER DC DC MAX1651CSA T 1 C IC2 2116 0225 IC AMP MC34119DTBEL 1 C Q101 Q105 Q115 2590 2697 TRANSISTOR CHIP DTC114EETL 5 C Q119 Q127 ACCESSORY 3301 0448 AC ADAPTOR AD C50200U 1 X 3335 6594 CABLE RS232C T...

Page 74: ... I F to LCD I F BLOCK R63 is not mounted R68 is not mounted R42 is not mounted C53 is not mounted R3 is not mounted R9 is not mounted 10 0 MHz for Oscillator Main Clock 3 68 MHz for Oscillator Main Clock 32 768 MHz for Clock to Supp BLOCK to LCD I F BLOCK to LCD I F BLOCK to LCD I F BLOCK CN4 TO RS232C CN5 TO RCMCIA Gate Array CPU ...

Page 75: ...lkaline Battery Detector Primary Circuit 3 77 V DC DC 3 4 V DC DC ACL 3 4 V Regulator 3 V Detector PCMCIA Detector Li ion Battery Detector Frame grounding Screw on the frame C104 is not mounted R180 is not mounted SW102 is not mounted C136 is not mounted ...

Page 76: ...F CN201 CN200 CN203 to LED PCB CN205 CN206 to MROM PCB TO Compact Flash LCD Power Circuit CN202 to LCDM PCB to LCDM PCB C201 is not mounted R34 R35 is not mounted C208 is not mounted C211 is not mounted R226 is not mounted ...

Page 77: ... 74 P668 MROM MASK ROM for OS for dictionary ...

Page 78: ... 75 from MAIN PCB P686 LED LED ...

Page 79: ... 76 from MAIN PCB from MAIN PCB P686 PWKEY POWER KEY P686 2KEY EL CALB KEY ...

Page 80: ... 77 from MAIN PCB from MAIN PCB P686 ADP AC ADAPTOR P686 3PIN 3PIN I F ...

Page 81: ...CASIO TECHNO CO LTD Overseas Service Division 8 11 10 Nishi Shinjuku Shinjuku ku Tokyo 160 0023 Japan ...

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Casio PA-2400U, Service Manual And Parts List

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Summary of Contents for PA-2400U

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