StarTech.com ICUSB2321FIS User manual

Manual Revision: 01/28/2020

For the most up-to-date information, please visit: www.startech.com

DE: Bedienungsanleitung - de.startech.com

FR: Guide de l'utilisateur - fr.startech.com

ES: Guía del usuario - es.startech.com

IT: Guida per l'uso - it.startech.com

NL: Gebruiksaanwijzing - nl.startech.com

PT: Guia do usuário - pt.startech.com

ICUSB2321FIS

1 Port FTDI USB to RS232 Serial Adapter Cable

with Optical Isolation

*actual product may vary from photos

Instruction Manual

FCC Compliance Statement

This equipment has been tested and found to comply with the limits for a Class B digital device,

pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection

against harmful interference in a residential installation. This equipment generates, uses and can

radiate radio frequency energy and, if not installed and used in accordance with the instructions,

may cause harmful interference to radio communications. However, there is no guarantee that

interference will not occur in a particular installation. If this equipment does cause harmful

interference to radio or television reception, which can be determined by turning the equipment

o and on, the user is encouraged 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 equipment and receiver.

• Connect the equipment into an outlet on a circuit dierent from that to which the receiver is

connected.

• Consult the dealer or an experienced radio/TV technician for help.

Use of Trademarks, Registered Trademarks, and other Protected Names and Symbols

This manual may make reference to trademarks, registered trademarks, and other protected names

and/or symbols of third-party companies not related in any way to StarTech.com. Where they

occur these references are for illustrative purposes only and do not represent an endorsement of

a product or service by StarTech.com, or an endorsement of the product(s) to which this manual

applies by the third-party company in question. Regardless of any direct acknowledgement

elsewhere in the body of this document, StarTech.com hereby acknowledges that all trademarks,

registered trademarks, service marks, and other protected names and/or symbols contained in this

manual and related documents are the property of their respective holders.

Instruction Manual i

Table of Contents

Introduction........................................................................................................ 1

Packaging Contents ......................................................................................................................................................1

System Requirements...................................................................................................................................................1

ICUSB2321FIS View........................................................................................................................................................2

Installation .......................................................................................................... 3

Hardware Installation ...................................................................................................................................................3

Verifying Installation .....................................................................................................................................................5

Pinout................................................................................................................... 5

Specications...................................................................................................... 6

Technical Support .............................................................................................. 7

Warranty Information........................................................................................ 7

Instruction Manual 1

Introduction

The ICUSB2321FIS 1-Port FTDI USB to Serial RS232 Adapter Cable with Optical Isolation

converts an available USB 1.1 or 2.0 port into an RS232 DB9 port that can be used to

connect, monitor and control your serial devices.

The USB to serial adapter features integrated optical isolation circuits and surge

protection to protect your critical, sensitive control equipment against electrical

damage, making it a viable solution for costly industrial serial devices.

The versatile FTDI chipset also supports COM retention, additional customization/

features, and compatibility not oered by most other solutions.

Packaging Contents

• 1 x USB to Serial Adapter

• 1 x Driver CD

• 1 x Instruction Manual

System Requirements

• USB enabled computer system with available USB port

• Microsoft® Windows® 2000/XP/Vista/Server 2003/Server 2008 R2/7 (32/64-bit),

Windows CE 4.2 or later, or Apple® Mac OS® 9.x/10.x, or Linux®

Instruction Manual 2

ICUSB2321FIS View

Instruction Manual 3

Installation

Hardware Installation

Windows 2000/XP/Server 2003

1. Plug the USB adapter into an available USB port on the computer.

2. When the Found New Hardware wizard appears on the screen, insert the Driver CD

into your CD/DVD drive. If you are prompted to connect to Windows Update, please

select the “No, not this time” option and click Next.

*screenshots are for reference only

3. Select the option “Install Drivers Automatically (Recommended)” and then click the

Next button.

4. Windows should now start searching for the drivers and install them automatically.

Once this has completed, click the Finish button.

5. If Windows is unable to locate drivers, press the “Back” button or restart the wizard

and select the advanced option to have it search the “USB_to_IO\FTDI” location on

the CD by clicking the “Browse”button and selecting that location.

Instruction Manual 4

Windows Vista/7/Server 2008 R2

1. Plug the USB adapter into an available USB port on the computer.

2. When the Found New Hardware window appears on the screen, click on the “Locate

and install drivers software (recommended)”option. If prompted to search online,

select the “Don’t search online” option.

3. When prompted to insert the disc, insert the Driver CD that came with the card, into

your CD/DVD drive and Windows will automatically proceed to search the CD.

4. If a Windows Security dialog window appears, click the “Install this driver software

anyway” option to proceed.

5. Once the driver is installed, click the Close button.

6. If Windows is unable to locate drivers, press the “Back” button or restart the wizard

and select the option to “Browse the computer” and have it search the “USB_to_IO\

FTDI” location on the CD by clicking the “Browse” button.

Instruction Manual 5

Verifying Installation

Windows 2000/XP/Vista/7

From the main desktop, right-click on “My Computer” (“Computer” in Vista/7), then

select “Manage”. In the Computer Management window, select “Device Manager” from

the left window panel.

Double-click on the “Ports (COM & LPT)” option. Additional COM port(s) should be

visible. The port is automatically sequentially numbered by Windows, but can be

changed through the “Properties” by right-clicking on the port.

Pinout

Instruction Manual 6

Specications

Number of Ports 1

Host Interface USB 2.0

Chipset ID FTDI FT232R

Connectors 1 x USB type A male

1 x 9-pin DB9 male

LEDs N/A

Supported Protocols RS232

Data Bits 7, 8

Stop Bits 1, 2

Parity None, Odd, Even, Mark, Space

Maximum Data Transfer

Rate 921.6 Kbps

Optical Isolation 2500Vrms

Surge Protection 500W (bi-directional)

Enclosure Material Plastic

Operating Temperature 0°C ~ 55°C (32°F ~ 131°F)

Storage Temperature -20°C ~ 85°C (32°F ~ 185°F)

Humidity 5% ~ 95% RH

Cable Length 8ft (2.4m)

Dimensions (LxWxH) 45.0mm x 41.5mm x 22.0mm

Weight 150g

Compatible Operating

Systems

Windows 2000/ XP/ Server 2003/ Vista/

Server 2008 R2/ 7 (32/64-bit), Windows CE 4.2+,

Mac OS 9.x/ 10.x, Linux

Instruction Manual 7

Technical Support

StarTech.com’s lifetime technical support is an integral part of our commitment to provide industry-

leading solutions. If you ever need help with your product, visit www.startech.com/support and

access our comprehensive selection of online tools, documentation, and downloads.

For the latest drivers/software, please visit www.startech.com/downloads

Warranty Information

This product is backed by a two year warranty.

In addition, StarTech.com warrants its products against defects in materials and workmanship for

the periods noted, following the initial date of purchase. During this period, the products may be

returned for repair, or replacement with equivalent products at our discretion.The warranty covers

parts and labor costs only. StarTech.com does not warrant its products from defects or damages

arising from misuse, abuse, alteration, or normal wear and tear.

Limitation of Liability

In no event shall the liability of StarTech.com Ltd. and StarTech.com USA LLP (or their ocers,

directors, employees or agents) for any damages (whether direct or indirect, special, punitive,

incidental, consequential, or otherwise), loss of prots, loss of business, or any pecuniary loss,

arising out of or related to the use of the product exceed the actual price paid for the product.

Some states do not allow the exclusion or limitation of incidental or consequential damages. If

such laws apply, the limitations or exclusions contained in this statement may not apply to you.

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