Casio PA-2400U, PX-686 Service Manual And Parts List
(without price)
Handheld Personal Computer
PA-2400U(PX-686)
MAR. 1998
PA-2400U
R
CONTENTS
HARDWARE SPECIFICATIONS -------------------------------------------------------------- 1
General Specifications------------------------------------------------------------------- 1
Electrical Specifications-----------------------------------------------------------------2
ACCESSORIES ------------------------------------------------------------------------------------ 3
OPTIONS--------------------------------------------------------------------------------------------- 3
GENERAL GUIDE ---------------------------------------------------------------------------------4
DESKTOP COMPUTER SYSTEM CONFIGURATION ---------------------------------- 6
SETTING UP ----------------------------------------------------------------------------------------7
IMPORTANT BATTERY PRECAUTIONS--------------------------------------------------- 8
Replacing the main batteries ----------------------------------------------------------8
Replacing the back-up batteries------------------------------------------------------ 9
RESET ---------------------------------------------------------------------------------------------- 11
To reset the CASSIOPEIA------------------------------------------------------------- 11
FULL RESET-------------------------------------------------------------------------------------- 12
To perform a full reset ----------------------------------------------------------------- 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 -------------------------------------------- 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 Array/IC3) ---------------------------------------------------------- 29
MC34119 (IC2)----------------------------------------------------------------------------- 34
MAX3241CAI (IC5) ----------------------------------------------------------------------- 34
HN51W16160 ------------------------------------------------------------------------------ 35
RN5VD18CA (IC113) -------------------------------------------------------------------- 35
XC61A Series (IC100 ~ IC103,IC107,IC109,IC110,IC112,IC116) ----------- 35
MAX608 (IC105,IC106)------------------------------------------------------------------ 36
EMI FILTER ARRAY --------------------------------------------------------------------- 36
UPD23C64000LGY----------------------------------------------------------------------- 36
POWER SUPPLY CIRCUIT ------------------------------------------------------------------- 37
Primary Circuit---------------------------------------------------------------------------- 37
5 V Circuit ---------------------------------------------------------------------------------- 38
3 V Circuit ---------------------------------------------------------------------------------- 39
PCMCIA Circuit --------------------------------------------------------------------------- 40
LCD power Circuit ----------------------------------------------------------------------- 41
Voltage Line ------------------------------------------------------------------------------- 42
DETECTOR CIRCUIT--------------------------------------------------------------------------- 43
DIAGNOSTIC PROGRAM--------------------------------------------------------------------- 44
Introduction-------------------------------------------------------------------------------- 44
OPERATION CHECK--------------------------------------------------------------------------- 45
Voltage 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-MAIN (POWER SUPPLY) ------------------------------------------------------ 72
P686-MAIN (LCDM I/F)------------------------------------------------------------------ 73
P668-MROM (MASK ROM) ------------------------------------------------------------ 74
P686-LED (LED) -------------------------------------------------------------------------- 75
P686-PWKEY (POWER KEY)--------------------------------------------------------- 76
P686-2KEY (EL. CALB KEY)---------------------------------------------------------- 76
P686-ADP (AC ADAPTOR) ------------------------------------------------------------ 77
P686-3PIN (3PIN I/F)--------------------------------------------------------------------- 77
* Windows is a registered trademark of Microsoft Corporation in the U.S.A. and other countries.
* i486DX and Pentium are registered trademarks of Intel Corporation.
HARDWARE SPECIFICATIONS
General Specifications
Model: PA-2400U
Display: 480 × 240 dots, FSTN LCD, 4 grayscale monochrome
CPU: SH3
Memory RAM: 8M bytes
ROM: 16M bytes
Speaker: Sound
Interfaces: RS-232C: 115.2K BPS
Data communication jack
PC card slot
CompactFlash card slot
Infrared port (IrDA compatible protocol)
Communication distance: 10 to 70 cm
Maximum Speed: 115.2K BPS
Power Supply: Main
PA-2120LIR Rechargeable Battery Pack (lithium ion batteries);
Two AA-size alkaline batteries LR6 (AM3);
AD-F50200 AC Adapter
Back-up
One CR2032 lithium battery,One IVR2430 battery
Power Consumption: 3.3 W
Battery Life: Main
Rechargeable battery pack: Approximately 15 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)
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
Approximately 5 years when main batteries are replaced immediately after
display of the message: “Your main batteries are running very low on power.
Please change the batteries at your next opportunity.”
Approximately 1 month when no power is supplied from the main batteries.
Operating Temperature: 0 °C to 40 °C (32 °F to 104 °F)
Dimensions (excluding projections):
Folded: 21H × 179W × 107D mm (13/16"H × 7"W × 4-1/4"D)
Weight: 370 g (13.1 oz)
(with PA-2120LI rechargeable battery pack)
— 1 —
Electrical Specifications
Current Consumption (V-in: 2.6 V ± 0.1 V, LCD Contrast VR: MID.):
Main Battery: Diagnostics Program with alkaline batteries
80 MHz: 500 mA or under
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 battery message detector for back-up battery)
IrDA:
No. Length (L) Angle (A)
1 L = 80 cm A = ±15 degree
2 L = 10 cm A = 0 degree
PA-2400U
A
PA-2400U
L
— 2 —
ACCESSORIES
• Stylus • Dummy Card • RS-232C Cable
The stylus is inserted into the CASSIOPEIA.
• CD-ROM
• AC Adapter
*The actual configuration of the AC adapter may differ from that shown in the above illustration.
• Manuals (Hardware Manual, User’s Guide)
The dummy card is inserted in the CASSIOPEIA.
• Rechargeable Battery Pack
(PA-2120L1)
OPTIONS
• I/O BOX PA-2110 IF (MASTER) / I/O BOX PA-2111 IF (SATELLITE)
• 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.
— 3 —
GENERAL GUIDE
• 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.
• Backlight button
Toggles the backlight on and off. The
backlight also turns off automatically if
you do not perform any stylus operation
within a certain amount of time. Pressing
this button together with the Software Input Panel button displays the calibration
screen.
• Protective cover
• Data communication connector
For connection of a digital camera
or other peripheral.
• PC card slot cover
• Card eject button
Use this button to eject a PC card from
the unit.
• Speaker/
Microphone
Outputs alarm
and other sounds
and also picks up
sounds for recording.
• Stylus
For performing operations on the
touch screen.
To remove: Pull on the part of the stylus that protrudes from the unit.
To replace: Orient the stylus correctly and slide it into the unit. Press until it clicks into place.
Important
Take care to avoid damaging or losing the stylus.
,
• Power button
Press to toggle power on and off.
• Touch panel
Displays text data and operational indicators.
Keys and icons on the display can be tapped
with the stylus to perform various operations.
— 4 —
• Charge terminal
Connects to a terminal in
the Interface Unit for
charging.
• Backup battery
compartment cover
Open to access the back-up
battery compartment cover.
• CompactFlash card cover
• CompactFlash card eject lever
• CompactFlash card lock switch
Use the above when installing or removing a CompactFlash card.
• Reset button
See page XX.
• Battery holder release
Slide to release the battery holder.
Make sure this release is in the locked
position whenever using the unit.
• AC adapter connector
For connection of the AC adapter.
• RS-232C connector
For connection of an
RS-232C cable.
• Contrast adjustment dial
Rotate to adjust screen
contrast.
• Battery holder
Holds the main batteries
(two AA-size alkaline).
• Indicator (red)
Lights to indicate an alarm is set.
This indicator is also used to indicate various status of an application.
• Infrared port
• 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.
• Charge indicator (green)
Lights to indicate that charging is
being performed.
— 5 —
DESKTOP COMPUTER SYSTEM CONFIGURATION
The computer configuration described below is required to support the installer and the software applications contained on the Microsoft CD-ROM supplied with the CASSIOPEIA.
• Microsoft Windows NT Workstation 4.0 or Windows 95 (U.S. version)
• Desktop computer with a 486/33DX or higher processor (Pentium P90 recommended)
• 12 MB of memory for Windows NT Workstation 4.0
8 MB of memory (12 MB recommended) for Windows 95
• Hard disk drive with 10 to 50 MB of available hard disk space (actual requirements will vary based on
selection of features and user’s current system configuration)
• Available 9 pin communications 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 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 must change the COM port settings so it can be
used as a standard serial interface. You should also check which COM ports are enabled on a desktop
PC before starting to install Windows CE Services. See the documentation that comes with your PC for
details.
— 6 —
SETTING UP
1. Load the main batteries.
• Be sure to load the main batteries first. The CASSIOPEIA will not operate properly if you load the backup batteries first.
• Loading the back-up batteries first can cause the battery go dead very quickly. Replace the back-up
battery whenever the low back-up battery warning message appears on the display.
2. Wait for about five seconds and then turn on the CASSIOPEIA.
• Turning on power causes the CASSIOPEIA display to change in the sequence shown below.
Start up
screen
Set up
screens
Set up the CASSIOPEIA as described on page 11 of this manual.
3. After setting up the CASSIOPEIA, turn it off.
4. Load the back-up batteries.
• Use the following procedure to replace the rechargeable back-up battery.
1 Wipe the surface of the rechargeable back-up battery with a soft, dry cloth, and then load it into the
battery compartment with its positive side facing up (so you can see it).
A
2 Replace the battery holder and secure it in place
with Screw A.
3 Replace the sticker.
• See page 9 for details on replacing the primary
battery.
Rdchageable
back-up
battery
Primary
back-up
battery
After completing the above procedure, you can transfer any data you have saved on a disk or other
medium into CASSIOPEIA 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 rechargeable battery pack that comes with the CASSIOPEIA is recommended.
• Should the display lock up or go blank at this time, first perform the full reset (page 12). If this does not
correct the problem, remove the main batteries from the CASSIOPEIA and then remove the back-up
battery. Wait for about five minutes, and then perform this procedure again, starting from 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 memory must be initialized...”
appears, perform the full reset operation described on page 12.
• If the images on the display appear dim, adjust the contrast.
• Further information on the above procedures can be found in the H/PC Companion manual in
the section describing system set up in the owner’s manual.
— 7 —
IMPORTANT BATTERY PRECAUTIONS
The CASSIOPEIA has a dual power supply that consists of a battery pack (or ,main batteries) and back-up
batteries. Be sure to load the battery pack (or the main batteries) and back-up batteries before using the
CASSIOPEIA. Also, charge the battery pack (or replace batteries) as soon as possible at the first sign of
low power.
Important!
• Use the battery pack or two AA-size alkaline batteries for the main power supply, and a CR2032 lithium
battery and a IVR 2430 battery for the back-up power supply. Never use any other type of battery with
the CASSIOPEIA.
• The rechargeable back-up battery (IVR2430) is charged by power from the main power supply. The
rechargeable battery is provided in order to prevent premature discharging of the primary back-up battery (CR2032). Never remove the rechargeable back-up battery.
• Never remove both the battery pack (or the main batteries) and the primary back-up battery from the
CASSIOPEIA at the same time. If you do, data stored in memory can be corrupted or lost entirely.
• Never remove the primary back-up battery from the CASSIOPEIA while the battery pack is full discharged (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 replacement, 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 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 opportunity.”
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.”
Failure to replace batteries when they are low can result in corruption or loss of data stored in memory.
Replacing the main batteries
1. Make sure the CASSIOPEIA is turned off.
• If the CASSIOPEIA is on, press the power button to turn it off.
2. Close the CASSIOPEIA and turn it over.
3. While holding the battery holder release in the “FREE” position, slide the battery holder from the CASSIOPEIA.
• While holding the battery holder in release position, grasp the center of the battery holder and carefully
pull it from the CASSIOPEIA.
— 8 —
4. Remove the old batteries from the battery holder and load two new ones.
• When loading new batteries, make sure that their positive (+) and negative (–) ends are facing correctly.
5. Reattach the battery holder to the CASSIOPEIA.
• The battery holder will emit a click and the battery holder release will automatically lock when the battery
holder is securely in place.
Replacing the back-up batteries
The CASSIOPEIA uses two lithium batteries for back-up power: a CR2032 primary battery and an IVR2430
rechargeable battery. The rechargeable battery comes pre-installed in the CASIOPEIA when you purchase
it.
Important!
• Never remove both the main batteries and the back-up batteries from the CASSIOPEIA at the same
time. If you do, data stored in memory can be corrupted or lost entirely.
• The rechargeable back-up battery is charged by power from the main batteries. The rechargeable battery 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 replace the primary back-up battery
1. Make sure the CASSIOPEIA is turned off.
• If the CASSIOPEIA is on, press the power switch to turn it off.
2. Close the protective cover and turn the CASSIOPEIA over.
3. Remove the screw that secures the back-up battery compartment cover in place.
— 9 —
4. Remove the back-up battery compartment cover.
A
Rechargeable
back-up
battery cover
Primary
back-up
battery
cover
5. Remove Screw A 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 compartment 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.
— 10 —
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 power switch to turn on power and start the reset process.
• What happens next depends on memory status.
Case A: Memory Contents Not Corrupted
In this case, the display changes in the sequence shown below.
Start up
screen
Normal operation is restored after the desktop appears, with all memory contents and settings unchanged.
Nomal
Desktop
Case B: Memory Contents Corrupted
In this case, the message “A problem with memory contents has been found, and memory must be initialized...” appears on the screen. Use the stylus to touch the screen to change in the sequence shown below.
Start up
screen
Set up the CASSIOPEIA as described on page 7 of this manual. The desktop appears after set up is
complete.
When memory is seriously corrupted, the above procedure deletes all data stored in memory. When
memory contents are not deleted*, save any data you need onto a computer disk or other medium
and then perform the full reset procedure on page 12.
*Data may be corrupted, so edit data after checking it.
Set up
screens
— 11 —
FULL RESET
Perform the full reset when you want to clear all memory contents and settings because memory contents
are corrupted, because you have forgotten the security code, or for any other reason.
Important
The following procedure deletes all data in memory. Be sure to save any important data contents you may
need later to a computer disk or other medium. Always keep separate back-up copies 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 clear all memory contents, touch the screen with the stylus.
• The display changes in the sequence shown below.
Start up
screen
Set up
screens
• Set up the CASSIOPEIA as described on page 7 of this manual.
— 12 —
CONNECTING TO A DESKTOP COMPUTER
Use the following procedure to connect the CASSIOPEIA to a desktop computer.
Note that exchanging data with a desktop computer requires Microsoft Windows CE Services, which is on
the Microsoft CD-ROM that is included with the CASSIOPEIA.
Requirements
RS-232C cable (supplied 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 cable to connect the CASSIOPEIA to your desktop computer.
• You can also connect the CASSIOPEIA to your computer using the Interface Unit. See the documentation that comes with the Interface Unit for details.
• If your desktop computer supports infrared communications, you can also use CASSIOPEIA’s infrared
port to exchange data.
— 13 —
REPLACING THE PC CARD
The CASSIOPEIA comes equipped with a PC card slot that supports memory, modem and other PC cards*.
* Use only PC cards that are compatible with the CASSIOPEIA.
Important
• Be sure to keep the dummy card that comes with the CASSIOPEIA inserted in the card slot whenever
you are not using a PC 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 to your desktop computer.
4. Insert a new PC card into the slot.
• Push the card into the slot as far as it will go.
— 14 —
Important
• Take care to orient the card correctly. The top of the card should be facing in the same direction as the
top of the CASSIOPEIA. The card will stop part way into the slot if it is not oriented correctly.
• If the card stops part way into the slot, do not try to force it. Doing so can damage the card or the
CASSIOPEIA. Remove the card, 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 enter display
screen to momentarily change to a negative image (black areas become white areas become black).
This dose not indicate malfunction.
— 15 —
REPLACING THE COMPACTFLASH CARD
The CASSIOPEIA comes equipped with a card slot that supports CompactFlash cards.
Important
• If the card stops part way into the slot, do not try to force it. Doing so can damage the card or the
CASSIOPEIA. Remove 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 partially eject the card.
5. Pull the card from the slot.
— 16 —
6. Insert a new CompactFlash card into the slot.
• Double-check to make sure that the card is oriented correctly before you insert it into the slot.
• Push the card into the slot as far as it will go.
Important
• Take care to orient the card correctly. The top of the card should be facing in the same direction as the
top of the CASSIOPEIA. The card will stop part way into the slot if it is not oriented correctly.
7. Replace the card cover.
Important
• In order to protect data stored in memory, the CASSIOPEIA automatically turns off whenever you re-
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 printer
1. Make sure the printer and the CASSIOPEIA are both turned off.
2. Connect the converter to the connector of the RS-232C cable, and then connect the cable to your printer
and the CASSIOPEIA.
Converter
Connect to printer
RS-232C Cable
• If your printer supports infrared communications, you can also send data using the CASSIOPEIA’s
infrared port.
— 17 —
TECHNICAL REFERENCE
About CASSIOPEIA standard interfaces
The following describes the interfaces that are equipped on the CASSIOPEIA as standard.
Basically, operation should not be expected from any device that is not compatible with these interfaces*.
1. Serial Port: Requires a 16550 compatible UART with FIFO buffer.
For RS-232C, Modem, and other connections.
2. Printer 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 Ready
2 Transmit Data
3 Receive Data
4 Data Carrier Detect
5 GND
6 Data Terminal Ready
7 Clear To Send
8 Request To Send
9 Reserved
15
69
RS-232C Cable 9-pin Connector
— 18 —
MEMORY BACKUP / RESTORE
Make the backup copy by Windows CE Services to your PC before repairing PA-2400U, and restore the
data from PC to user’s PA-2400U after repairing.
For the details of Backup/Restore, refer to the operation manual of Windows CE Services.
Notes: 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 dialog and click “Guest”.
5. Select “Backup/Restore...” from “Tools” pop up menu.
— 19 —
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.
— 20 —
Restore
Execute Restore after repairing.
1. Turn on the user’s PA-2400U and then 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”.
— 21 —
7. Restoring starts.
8. Click “OK”.
— 22 —
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