StarTech.com VS421CPNTA Manuale utente
Manual Revision: 04/11/2012
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
VS421CPNTA
4 Port Component Video Switch with RS-232
*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 dierent 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
Features ........................................................................................................................................................ 1
Package Content ....................................................................................................................................... 1
Operation Controls and Functions ......................................................2
Front Panel ................................................................................................................................................... 2
Rear Panel .................................................................................................................................................... 3
Serial Control .............................................................................................................................................. 3
Remote Control .......................................................................................................................................... 4
Connection and Installation .................................................................4
4-In 1-Out HD Switcher for Sharing One HDTV Display .............................................................. 4
4-In 1-Out Composite Switcher for Sharing One SDTV Display ............................................... 5
Specications ..........................................................................................6
Technical Support ..................................................................................7
Warranty Information ............................................................................7
Instruction Manual
1
Introduction
Thank you for purchasing a StarTech.com 4 Port Component A/V Switcher with RS-232.
Designed to provide simple, ecient switching between Composite/HD video sources as
well as S/PDIF(digital) or RCA (analog) audio, VS421CPNTA is the ideal choice for using
multiple composite or component video sources with a single standard or high denition
display, with support for HDTV display resolutions of 480i, 576i, 480p, 576p, 720p, 1080i
and 1080p. As an additional convenience, VS421CPNTA can be controlled using a serial
connection, the front panel push-buttons, or the included IR Remote control.
Features
• Video bandwidth of 650 MHz at -3dB
• Plug and play installation
• IR remote control
• Supports serial control
Package Content
• 4x1 Component Switcher with RS232
• Remote Control
• 6ft (1.8m) Component Cable
• 6ft (1.8m) RCA Audio Cable
• Universal Power Adapter (NA/UK/EU/AUS)
• Instruction Manual
Instruction Manual
2
Operation Controls and Functions
Front Panel
1. Power indicator LED
2. Power: Press the POWER button to turn the unit on/o
3. IR sensor: Infrared remote control sensor
4. Input 1 Indicator LED
5. Input 1: Press this button to switch to input #1. The corresponding LED (see 4.)
will illuminate
6. Input 2 Indicator LED
7. Input 2: Press this button to switch to input #2. The corresponding LED (see 6.)
will illuminate
8. Input 3 Indicator LED
9. Input 3: Press this button to switch to input #3. The corresponding LED (see 8.)
will illuminate
10.Input 4 Indicator LED
11.Input 4: Press this button to switch to input #4. The corresponding LED (see 10.)
will illuminate
1 2 3 4 5 6 7 8 9 10 11
Instruction Manual
3
Rear Panel
1. RS232: 9-pin D-sub female connector for connecting Serial based remote control devices
2. YUV/Composite output: Use a 3 RCA to 3 RCA cable to connect to the intended display
3. YUV/Composite Input 4: Use a 3 RCA to 3 RCA cable to connect to input source #4
4. YUV/Composite Input 3 : Use a 3 RCA to 3 RCA cable to connect to input source #3.
5. YUV/Composite Input 2 : Use a 3 RCA to 3 RCA cable to connect to input source #2
6. YUV/Composite Input 1 : Use a 3 RCA to 3 RCA cable to connect to input source #1
7. DC power jack: 5V 1A power input, center +.
Serial Control
The following command codes can be used to control VS421CPNTA via a serial connection
from a host computer/terminal. Please note that “I” and “P” refer to capital letters.
* RS-232 transmission format:
Baud Rate : 9600 bps
Data Bit : 8 bits
Parity : None
Stop Bit : 1 bit
**Please note:
Quotation marks are
not required.
1 2 3 4 5 6 7
Command Code Result
“I” + “1” PORT 1 ON
“I” + “2” PORT 2 ON
“I” + “3” PORT 3 ON
“I” + “4” PORT 4 ON
“P” + “1” POWER ON
“P” + “0” POWER OFF
Instruction Manual
4
Remote Control
1. Power: Switch between power ON and Standby
2. Press button 1 to select input source #1
3. Press button 2 to select input source #2
4. Press button 3 to select input source #3
5. Press button 4 to select input source #4
6. Battery Protector Tab - remove upon rst use
Connection and Installation
4-In 1-Out HD Switcher for Sharing One HDTV Display
1
2 3 4 5
6
Instruction Manual
5
4-In 1-Out Composite Switcher for Sharing One SDTV Display
Instruction Manual
6
Specications
Input
Connectors YUV(YPbPr) x 4 via 3 RCA connectors 1 Vp-p @ 75 Ω
Composite Video x 4 via RCA connectors 1Vp-p @ 75 Ω
S/PDIF (Digital format) x 4 via coaxial connectors/0.5~1 Vp-p@75 Ω
load, 96KHz performance
Stereo L/R(Analog format) x 4 via 2 RCA connectors
DB-9 (RS-232) x 1 (for serial remote control)
Output
Connectors YUV (YPbPr) x 1 via 3 RCA connectors 1 Vp-p @ 75 ohm
Composite Video x 1 via RCA connectors 1 Vp-p @ 75 ohm
S/PDIF (Digital format) x 4 via coaxial connectors/0.5~1 Vp-p@75
ohm load, 96KHz performance
Stereo L/R (Analog format) x 1 via 2 RCA connectors
Bandwidth 650MHz (-3dB)
Dierential
gain
0.05%
Dierential
phase
0.05% degree
Power
consumption
5W(max)
Dimensions 292(W) x 176(D) x 47.5(H)mm
Weight 1.5Kg
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
ocers, directors, employees or agents) for any damages (whether direct or indirect,
special, punitive, incidental, consequential, or otherwise), loss of prots, 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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