Digitus USB TO SERIAL CONVERTER User manual

USB TO SERIAL
CONVERTER
User Manual
(DA-70155-1)

Index:
A. Windows Driver
B. MAC Driver
C. Linux Driver
A. Windows Driver
1. Product Features
2. System Requirements
3. Driver Installation (Win2000)
4. Changes COM Port
5. Setting up the RS232 Serial Device
1. Product Features
USB Specification Rev. 1.1 compliant
Support the RS232 Serial interface
Over 1Mbps data transfer rate
Supports remote wake-up and power management
2. System Requirements
IBM PC 486DX4-100 MHz CPU or higher or compatible system
Available USB port
CD-ROM drive
Windows 2000/XP/Vista7/8
3. Driver Installation (Win2000/XP)
Follow the steps below to install Window 2000/XP driver of USB-Serial cable:
1. Power on your computer and make sure that the USB port is enabled and
working properly.
2. During installation, please don’t link USB-Serial cable with your computer.
3. Double click ‘setup.exe’, then it will start installation
4. After installation, click ‘OK ’

5. Plug in the USB-Serial cable into the USB port and run the Found New Hardware
Wizard to assist you in setting up the new device. Click next to continue.
6. Click Next to continue. Select the
“Search for a suitable driver for my device (recommend)“

7. Windows will detect the driver and Click Next to continue installation.
8. Click Finish to continue and let Windows copy the needed files to your hard disk.

9. You can to check the Device Manager and see the Prolific USB to Serial Com Port)
.
4. Driver Installation (Windows7/8)
Follow the steps below to install Windows7/8 driver of the USB to RS232 Converter
1. Power on your computer and make sure that the USB port is enabled and work.
2. During installation, please don’t link USB to RS232 with your computer.
3. Double click “PL2303_Prolific setup.exe”, then it will start installation.

4. When the installation has finished a completion screen is displayed.
5. After installation, click ”Finish”.

6. Plug in the USB TO RS232 into the USB Port and Press the Windows start button
to bring up the start menu and select “Control Panel”
7. From the Control Panel window select Hardware and Sound

8. At the next screen select Device Manager
9. Under the menu item "Device Manager" you can check the installation of
the USB serial interface.

4. Changes COM Port
1. Under Windows 2000, Windows XP, Windows 7, Windows 8
please kindly follow the steps as below.
(1) Please click on the Device Manager\ Devices by connection \ ports
(COM & LPT).
(image 1)
(2) Doubly click on “Prolific USB-to- serial Com port (COM3)”.
And it could go to ‘properties'. (image 2)
(image 2)

(3) Please choose "Port Settings ", and then click on "Advanced". Please kindly
choose the needed com, and click on" ok”. (image 3)
(image 3)
Notice:
If the Modem could not link with the new port, and run smoothly when
changed the port, please kindly unload Modem, and re-install it.
When changing the port, the peripheral equipment could not shift to the new
port, and run smoothly. Under this situation, please kindly unload the
equipment and install again.
5. Setting up the RS232 Serial Device
Follow the steps below to connect your RS232 Serial Device (e.g.: Modem)
to the USB port of your PC:
1. Turn off your Modem. Plug the DB 9 connector of the USB-Serial cable into your
Modem. Turn on the Modem afterwards.
2. Turn on your computer and plug in the USB connector of the USB-Serial cable into
the USB port.
3. If you have already installed a Modem device before, click Start, Settings, Modems.
Open Modems Properties, select the Modem and click Properties. In General tab,
please change the Port value to USB to Serial Port (COM3).
4. After 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 connect Internet,
and send the FAX with the FAX software(e.g.: Microsoft FAX) properly.