Bafo USB-810 User manual

USB to Serial Adapter User’s Manual 1
USER’S MANUAL
USB TO Serial Adapter
1. Introduction
Congratulations on your purchase of the USB-Serial adapter. This device provides a
simple and easy way to connect Universal Serial Bus (USB) and Serial port interface.
With the advantage of USB port, users have the capability to utilize the peripheral with
serial port interface in an easy to use environment such as plug and play & hot swap
function. This adapter is designed for ideal connections to Cellular Phone, Digital
Camera, Modems or ISDN terminal adapter with over 120k bps data transfer rate.
The USB-Serial adapter and software drivers are capable of providing a no-firmware-
change feature that enable USB interface to be transparent to serial port peripherals
with minimum modifications.
2. Package Content
Hardware
USB-Serial adapter
USB A-B cable
Software
Driver software on CD-ROM
3. Product Features
USB Specification Rev. 1.1 compliant
Support the RS232 Serial interface
Over 120k bps data transfer rate
Support remote wake-up and power management
4. System Requirements
PC
IBM PC 486DX4-100 MHz or higher or compatible system
Available USB port
CD-ROM drive
Windows® 98, Windows®ME, Windows®2000 and Windows®XP
MAC
Power G3, G4, or I-Mac
Available USB port
CD-ROM drive
Mac OS 8.6 through 9.X

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5. Driver Installation
5.1 Windows®98 Driver Installation
Following the steps below to install Windows®98 driver
5.1.1 Power on your computer and make sure that the USB port is enabled
and working properly.
5.1.2 Plug in the USB-Serial adapter into the USB port and run the Add
New Hardware Wizard to assist you in setting up the new device.
Click “Next” to continue.
5.1.3 Select “Search for the best driver for your device
(Recommended)”, and then click “Next” to continue.

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5.1.4 Insert the USB-Serial adapter software driver into the CD-ROM drive
and select Specify a location and type the “D:\Driver\USB-SERIAL
ADAPTER\Windows” in the dialogue (D: represents CD-ROM)
5.1.5 Windows®will detect the driver (SERWPL.INF) and shows the
Prolific USB-to-Serial Comm Port. Click “Next” to continue
installation.
5.1.6 Click Next to continue and let Windows®copy the needed files to your
hard disk.

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5.1.7 When Windows®finished installing the software, click “Finish”.
5.1.8 After install the driver, you have to check the “Control Panel”-
“System”-“Device Manager” to make sure the driver has already
installed, you can see a USB to Serial Port (COM3) under the Ports
(COM & LPT) and a Prolific USB-to-serial Com Port under the
Universal Serial Bus Controller.

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5.2 Windows®98 Driver Un-installation
If you want to remove the USB-Serial adapter driver, you can uninstall it by
following the steps below:
5.2.1 Unplug the USB-Serial adapter from your PC.
5.2.2 Run the D:\Driver\USB-SERIAL ADAPTER\WINDOWS\
Uninstall.exe from the software CD-ROM.
5.2.3 Click “Ok” to continue.
5.2.4 After remove the driver, you have to reboot the PC

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5.3 Windows®ME Driver Installation
Follow the steps below to install Windows®ME driver
5.3.1 Power on your computer and make sure that the USB port is enabled
and working properly.
5.3.2 Insert the USB-Serial adapter software driver into the CD-ROM drive
and Plug in the USB-Serial adapter into the USB port; select the
Automatic search for a better driver (recommended), and then
click “Next” to continue.
5.3.3 Windows®will detect the driver (SERWPL.INF) and show the Prolific
USB-to-Serial Comm Port.

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5.3.4 When Windows®finished installing the software, click “Finish”.
5.3.5 After install the driver, you have to check the “Control Panel”-
“System”-“Device Manager” to make sure the driver has already
installed, you can see a USB to Serial Port (COM3) under the Ports
(COM & LPT) and a Prolific USB-to-serial Com Port under the
Universal Serial Bus Controller.

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5.4 Windows®ME Driver Un-Installation
If you want to remove the USB-Serial adapter driver, you can uninstall it by
following the steps below:
5.4.1 Unplug the USB-Serial adapter from your PC.
5.4.2 Run the D:\Driver\USB-SERIAL ADAPTER\WINDOWS\
Uninstall.exe from the software CD-ROM.
5.4.3 Click “Ok” to continue.
5.4.4 After remove the driver, you have to reboot the PC

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5.5 Windows®2000 Driver Installation
Follow the steps below to install Windows®2000 driver:
5.5.1 Power on your computer and make sure that the USB port is enabled
and working properly.
5.5.2 Insert the USB-Serial adapter software driver into the CD-ROM drive
and Plug in the USB-Serial adapter into the USB port, Windows will
run the Found New Hardware Wizard to assist you in setting up the
new device. Click “Next” to continue.
5.5.3 Select Search for a suitable driver for my device (recommend)
and click “NEXT” to continue.

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5.5.4 Select the “Specify a location” drive and click “NEXT” to continue.
5.5.5 Windows®will detect the driver (SERWPL.INF) and Click “Next” to
continue.
5.5.6 Click “Finish” to finish the step.

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5.5.7 After the step, you have to check the “Control Panel”-“System”-
“hardware”-“Device Manager” and you can see the (Prolific USB
to Serial Comm Port) under the Ports (Com & LPT)

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5.6 Windows®2000 Driver Un-Installation
If you want to remove the USB-Serial adapter driver, you can uninstall it by
following the steps below:
5.6.1 Unplug the USB-Serial adapter from your PC.
5.6.2 Run the D:\Driver\USB-SERIAL ADAPTER\WINDOWS\
Uninstall.exe from the software CD-ROM.
5.6.3 Click “Ok” to continue.
5.6.4 After remove the driver, you have to reboot the PC

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5.7 Windows®XP Driver Installation
Follow the steps below to install Windows®XP driver:
5.7.1 Power on your computer and make sure that the USB port is enabled
and working properly.
5.7.2 Insert the driver of USB-Serial adapter into CD-ROM drive and plug
in the USB-Serial adapter into the USB port, the “Found New
Hardware Wizard” will to assist you to setting up the new device.
5.7.3 Select the “Install the software automatically (Recommended)”
then click “Next” to continue.
5.7.4 The windows will auto detect the device (prolific USB-to-Serial
Comm Port) and install the driver into your system.

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5.7.5 As the windows appear as below, click the “Finish” to continue.
5.7.6 After install the driver, you can see a new Prolific USB-to-Serial
Comm Port (COM3) under the Ports (COM&LPT).

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5.8 Windows®XP Driver Un-Installation
If you want to remove the USB-Serial adapter driver, you can uninstall it by
following the steps below:
5.8.1 Unplug the USB-Serial adapter from your PC.
5.8.2 Run the D:\Driver\USB-SERIAL ADAPTER\WINDOWS\
Uninstall.exe from the software CD-ROM, and then reboot the PC.
5.8.3 Click “OK” to remove the driver.
5.8.4 After remove the driver click “YES” to reboot your PC.

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5.9 MAC Driver Installation
Follow the steps below to install driver of USB-Serial adapter:
5.9.1 Power on your computer and make sure that the USB port is enabled
and working properly.
5.9.2 Insert the USB-Serial adapter software driver into the CD-ROM drive
and copy the “D:\Driver\USB-SERIAL ADAPTER\MAC\SETUP.SIT”
to the desktop from the CD-ROM.
5.9.3 Run the SETUP.SIT from the desktop, it will auto run the program and
create a PL-2303G on desktop.
5.9.4 Copy the “PL-2303G” to the “System Folder”-“Extensions”.

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5.9.5 To make sure that your computer can use the device correctly, you
have to check the “Apple System Profiler”-“Device and Volumes”.
It will show the USB Device
5.10 MAC Driver Un-Installation
If you want to remove the USB-Serial adapter driver, you can uninstall it by
following the steps below:
5.10.1 Unplug the USB-Serial adapter from your MAC machine.
5.10.2 Remove the “PL-2303G” into the trash and then reboot your MAC
machine.
6. Setting Up the RS232 Serial Device
Follow the steps below to connect your RS232 Serial Device (i.e.: Modem) to the
USB port of your PC:
6.1Turn off your Modem. Plug the DB 9 connector of the USB-Serial adapter into
your Modem. Connect the other end of the USB-Serial adapter to an USB type
A to type B cable. Turn on the Modem afterwards.
6.2Turn on your computer and plug in the USB connector of the USB-Serial
adapter into the USB port.
6.3If you have already installed a Modem device before, click Start, Settings, and
Modems. Open Modems Properties, select the Modem, and click Properties. In
General tab, please change the Port value to USB to Serial Port (COM3).
6.4After finishing these processes, you can use USB to Serial Bridge Cable to
connect RS232 Serial 56K FAX Modem and execute the Dial-up function to

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connect Internet, and send the FAX with the FAX software (i.e.: Microsoft FAX)
properly.
7. Trouble Shooting
If you can successful install the driver but cannot use the USB-Serial Adapter with
connect the other device:
Go to the Control Panel-System-Device Manager and check the COM
(COM&LPT), if you cannot see this item:
7.1Please check the BIOS setting →I/O configure setting →Onboard serial
port 1, choose the setting is enabled and choose the value. Then return to the
windows and check it again.
7.2Go to the Control Panel →Add New Hardware, following the step and
choose the hardware from the list, select the Ports(COM&LPT) and following
the step to install the driver that is needed.(In this process you may need to
put the WINDOWS CD into the CD-ROM drive.)
8. Disclaimer
Information in this document is subject to change without notice. The manufacturer
does not make any representations or warranties (implied or otherwise) regarding
the accuracy and completeness of this document and shall in no event be liable for
any loss of profit or any other commercial damage, including but not limited to
special, incidental, consequential, or other damages.
No part of this document may be reproduced or transmitted in any form by any
means, electronic or mechanical, including photocopying, recording or information
recording and retrieval systems without the express written permission of the
manufacturer.
All brand names and product names used in this document are trademarks, or
registered trademarks of their respective holders.

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9. FCC Statement
This device generates and uses radio frequency and may cause interference to radio
and television reception if not installed and used properly. This has been tested and
found to comply with the limits of a Class B computing device in accordance with the
specifications in Part 15 of FCC Rules. These specifications are designed to provide
reasonable protection against such interference in a residential installation. However,
there is no guarantee that interference will not occur in a particular installation. If this
device does cause harmful interference to radio or television reception, which can be
determined by plugging the device in and out, the user can to try to correct the
interference by one or more of the following measures:
Reorient or relocate the receiving antenna.
Increase the separation between the device and receiver.
Connect the computer into an outlet on a circuit different from that to which the
receiver is connected.
Consult the dealer or an experienced radio/TV technician for help