FREQUENTLY ASKED QUESTIONS 170200
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You may encounter some problems or doubts while installing or using your
modem. This chapter highlights some of the more common issues concerning
your modem and their possible solutions. Reviewing this FAQ can help
you solve many problems and often eliminate the need for telephone
assistance.
1. Q : How to initialize the modem?
A : The following modem command was used to initialize or reset the
modem in the terminal emulation mode such as in Windows 98
Hyperterminal application:
ATZ
2. Q : I cannot initialize the modem in DOS-based games under Windows 98
virtual DOS box?
A : UM9800 currently supports only Windows Games. DOS-Box games drivers
is not supported.
3. Q : My system does not detect the modem when I boot up for the first
time.
A : Make sure your modem is connected to one of the available USB port
of your system by USB Cable. Please ensure that the USB Port is
enabled in your BIOS settings. Ensure that Plug and Play is
enabled too.
However, if you are sure that the modem has been properly
installed, do the following:
i. From the Windows 98 task bar, click the 'Start' button.
ii. Select 'Settings' and then click on 'Control Panel'.
iii.Double-click the 'System' icon.
iv. Click the 'Device Manager' tab.
v. Check whether there is any yellow exclamation mark (error) on
the modem devices. If yes, remove the modem devices. Restart
the Windows and the system will detect the modem again.
Reinstall the modem drivers.
4. Q : While testing the modem, the system gave an error message saying
that it was unable to open the COM port.
A : Make sure you have closed all the communication software (e.g.
Hyperterminal,Dial-up Networking, etc.) when you are doing the
diagnostics test.
However, if there is no communication software running, do the
following :
i. From the Windows 98 task bar, click the 'Start' button.
ii. Select Settings and then click on 'Control Panel'
iii.Double-click the 'System' icon.
iv. Click the 'Device Manager' tab.
v. Check whether there is any yellow exclamation mark or
Duplicated hardware entries on the modem device. If yes,
remove the modem devices.
Restart the Windows and the system will detect the modem again.
Reinstall the modem drivers.
5. Q : Why does my modem always connect at 33.6Kbps but not 56Kbps ?
A : Check with your internet Service Provider (ISP) to ensure that it
supports V.90 connection.
6. Q : I have done a diagnostics test of my modem and there is nothing
wrong with it. However, when I use a communication software, there
seems to be an error. Why ?
A : Try to use Microsoft Fax to fax a document. If the sending of fax is
successful, then the fax function of your modem is working fine.
Try to use Hyperterminal to dial up a BBS. If the connection is
successful, then the data function of your modem is working fine.
Try exiting the communication software and running it again.
7. Q : The modem hangs up when an incoming call is received.
A : Disable the Call Waiting function for the Online Service, Internet
Connection and/or communication software you are using.
8. Q : When I tried to dial out, the system gave me an error message saying
"No Dial Tone".
A : Check the Telephone Cable connection. If necessary, connect to a
Telephone and check for the Off Hook Dial tone. If there is no Dial
Tone, most probably there is some problem with your telephone cable
line.
9. Q : There are incomprehensible characters appearing on the screen.
A : the data, parity and stop bit settings are incorrect. Try using the
default values or checked with your ISP.
Check to see if Hardware or Software Flow control is enabled in your
Modem Properties.
10. Q : I cannot install the Modem under Windows 95.
A : This drivers is only for Windows 98 only. Windows NT 4.0 and
Windows 95 drivers are currently under developements.
11. Q : I cannot install the Modem manually using the Modem Applet in
Control Panel of Windows 98.
A : UM9800 utilize a Virtual COM Port to function properly. You
will not be able to select any Virtual COM Port when manually
adding the Modem as Windows 98 list Physical COM Ports.
12. Q : What does TAPI and Non-TAPI communication applications means?
A : Generally, TAPI refers to true 32 bit communication applications.
They do not access the COM ports directly but through an Interface
known as TAPI system of Windows (Not Windows 3.1x).
Non-TAPI applications are also referred to as 16 bit communication
applications. They access the COM ports directly.
Windows 95/98 supports both TAPI and Non-TAPI communication
applications.
13. Q : How can I update my present (Incorrect) Modem Driver Files to
"UM9800 V.9O USB Modem" ?
A : i. Go to the Modem Class in Device Manager.
ii. Go to the properties of your present modem and go to the Driver
Tab.
iii.Insert the Modem Installation Disk into your Disk drive and
click update Driver.
iv. At the Update Device Driver Wizard screen, select "Yes"
to let Windows search for the driver.
v. The driver will be found at the root directory of the Disk.
vi. Click the "Finish " button to finish the installation.
vii.Updating is completed.
14. Q : I have installed the modem successfully but whenever I tried to
call my ISP, the browser reports an error.
A : Proceed to the Network Icon in Control Panel. Ensure that you have
installed TCP/IP. If not, click the add button and select
Protocol->Microsoft->TCP/IP and finally the "OK" button.
Restart your system when prompted and reconfigure your Dial-Up
Networking to connect to your ISP again.
Also check that you have stated the correct proxy (if any) of
your ISP in the Browser options.
15. Q : How can I de-install my Modem?
A : If you installed the Modem correctly, then there is a
"UM9800 Modem Information" Folder at your Start Button Menu.
Click the "Uninstall Modem" Icon in the folder and follow the simple
instructions to completely deinstall your Modem.
Else, you can also proceed to the Add/Remove Program Icon in Control
Panel and select "UM9800 External Modem Files" to deinstall the
Modem.
If you somehow do not see this two options available, you can run
the file "Slclean.exe" on the Modem Installation Disk's root
directory or your Windows Directory to deinstall your Modem.
16. Q : I do not see a New folder called "UM9800 Modem Information" after
manually installing the Modem.
A : If you manually add in the Modem through the Modem Icon in Control
Panel, then you will only be able to see the New Folder after you
restart your Windows.
17. Q : How can I set my Country profile for UM9800 V.90 USB Modem?
A : First ensure that your Modem is switched on and the green LED is
light up.
Go to the "UM9800 Modem Information" Folder at the Start Button
Menu and select the "Set Country" Icon. A Window Box will appear
with a List of European Countries. Select the Country that you are
presently in or the one most appropriate and click the OK button to
update the Country Profile.
Alternatively, you can run the file "SETCTYUM.EXE" on the Modem
Installation Disk to update your UM9800 V.90 USB Modem's Country
Profile.
18. Q : How do I check whether which Country Profile I am using presently
for UM9800 V.90 USB Modem?
A : Go to Control Panel=>System=>Device Manager Tab=>Modem=>
Um9800 V.90 USB Modem properties=>Configuration Tab.
You will see the current Country setting.
19. Q : Why is the default maximum speed 460800 in properties of UM9800
V.90 USB modem in Device Manager?
A : Because UM9800 V.90 USB modem is connected to the USB Bus, it is
thereotically able to hit maximum DTE speed (Speed of data transfer
between Computer and Modem) of 460800bps. However, this will not
have any effect on the maximum DCE speed (Speed of data transfer
between Modem to ISP or remote party).
Download Driver Pack
After your driver has been downloaded, follow these simple steps to install it.
Expand the archive file (if the download file is in zip or rar format).
If the expanded file has an .exe extension, double click it and follow the installation instructions.
Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.
Find the device and model you want to update in the device list.
Double-click on it to open the Properties dialog box.
From the Properties dialog box, select the Driver tab.
Click the Update Driver button, then follow the instructions.
Very important: You must reboot your system to ensure that any driver updates have taken effect.
For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.