User Guide

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Quick-Start Guide

To view manuals, FAQs, videos, drivers, downloads, technical drawings, and more, visit www.startech.com/support.

Manual Revision: November 25, 2022

2-Port Low-Prole PCIe RS232 Serial Card - Activity LEDs - Dual 16C1050

3 Activity LEDs

• Bottom LED. Flashes Green when there is activity on

Port 1

• Top LED. Flashes Green when there is activity on

Port 2

4 J2 Jumpers

• Used to Enable or Disable Pin 9 power output. The

default position is Disable

J5 Power

Connector

• Optional: Connect the Host Computer Power

Supply (4 Pin SP4/Floppy power connector) to

provide Power over PIN 9

J3 Jumper

(AUX POWER)

• Optional: Used to change the voltage output of Pin 9

• PCI12V draws power from the PCIe slot. Outputs 12V

• AUX12V draws power from the J5 Power Connector.

Outputs 12V

• AUX5V draws power from the J5 Power Connector.

Outputs 5V

PCIe 2.0 x1

Connector

• Insert into a PCI Express Slot on the Host Computer

Package Contents

• Two-Port PCIe Serial Card x1

• Full Prole Bracket x1

• Low-Prole Bracket x2

• Quick-Start Guide x1

Requirements

For the latest requirements, please visit

www.StarTech.com/21050-PC-SERIAL-LP

• Computer with an available PCI Express Slot (x1, x4, x8, or x16)

Installation

Install the PCI Express Card

WARNING!

PCI Express Cards can be severely damaged by static electricity. Ensure that you

are properly grounded before you open your Computer Case or touch the PCI

Express Card. You should wear an Anti-Static Strap when you install any computer

component. If an Anti-Static Strap is not available, discharge any built-up static

electricity by touching a large Grounded Metal Surface for several seconds. Only

handle the PCI Express Card by its edges and avoid touching the gold connectors.

Product Diagrams (21050-PC-SERIAL-LP)

Diagram 1

Diagram 2

Port/LED/

Connector

Function

1 Low Prole Brackets • Used to secure the card on the Host Computer

2 Serial Ports DB-9

• Port 1 is Cyan color

• Port 2 is Black color

• Connect Serial Peripheral Devices

Summary of content (2 pages)

PAGE 1
Quick-Start Guide 2-Port Low-Profile PCIe RS232 Serial Card - Activity LEDs - Dual 16C1050 Product Diagrams (21050-PC-SERIAL-LP) Diagram 1 3 1 3 Activity LEDs • Bottom LED. Flashes Green when there is activity on Port 1 • Top LED. Flashes Green when there is activity on Port 2 4 J2 Jumpers • Used to Enable or Disable Pin 9 power output.
PAGE 2
1. Turn off the Host Computer and any Peripheral Devices that are connected to it (e.g. printers, external hard drives, etc.). 2. Unplug the Power Cable from the back of the Host Computer. 3. Disconnect any Peripheral Devices that are connected to Host Computer. 4. Remove the Cover from the Host Computer Case. Consult the documentation that came with the Host Computer for details about how to do this safely. 5.