User’s Manual Total Digital Connectivity Solutions DVI Switcher DS-21R/DS-41R Cautions: 1. Digitalextender® logo is our own trademark of RTcom USA., Inc. 2. Any of the products may be changed without any notice in order to improve the function of the product. 3. The design and specification of the product may be changed without any prior notice. Copyright 2006 RTcomUSA., Inc.
Table of Contents 1. BASIC UNDERSTANDINGS OF THE PRODUCT ................................................................................. 3 1-1 CAUTIONS FOR SAFETY ............................................................................................................................. 3 1-2 PACKAGE INCLUDES.................................................................................................................................. 3 1-3 DESCRIPTION, GENERAL SPECIFICATION ...........................
1. Basic understandings of the product 1-1 Cautions for safety • • • • • • • • All the safety and user manual should be read before the appliance is operated. The safety and operating instructions should be retained for future reference. Unplug this product from the wall outlet before clean. Do not use liquid cleaners or aerosol cleaners. Use a damp cloth for cleaning. Do not use this equipment near wet place.
1-3 Description, General Specification Digitalextender DVI switcher allows number of digital video sources to share one video display. Our unique switch allows easy switching between different digital video sources with remote control unit or with a manual switching button place on the unit itself. Perfect for home theater systems. No more hassles of manually plugging in different DVI connectors to view different video sources (e.g., DVD, Satellite receiver, computer,).
2 Main Features 1. High Quality Picture - No Signal Loss and Digital Noise Free Our switchers are built to deliver the highest quality picture preserving the native resolutions of the video sources without any signal loss. At the same time, the digital noises that may affect the picture quality will be eliminated.
3 Video Connection VIDEO CONNECTION 1. Connect your video source’s DVI output port to the DVI switch’s DVI input port using standard DVI cables(not included). Make sure all your DVI sources and the display is turned off before connecting the cables) 2. Connect your DVI display’s DVI input port to DVI switch’s DVI output port. Make sure your DVI display is turned off before connecting the cables) 3. Plug the 5V power supply into the switch’s power input port. 4.
4 DVI Pin Description Pin Symbol Functional Description 1. CH2-: TMDS Data Signal Channel 2 Negative 2. CH2+: TMDS Data Signal Channel 2 Positive 3. GND: TMDS Data Signal Channel 2/4 Shield 4. CH4-: TMDS Data Signal Channel 4 Negative 5. CH4+: TMDS Data Signal Channel 4 Positive 6. DDC Clock: DDC Clock line for DDC2B communication 7. DDC Data: DDC Data line for DDC2B communication 8. N.C. 9. CH1-TMDS: Data Signal Channel 1 Negative 10. CH1+ TMDS: Data Signal Channel 1 Positive 11.
5 Troubleshooting Problem Solution Switch will not operate Make sure the 5V power is plugged in the back of the unit. Check to see if the power LED light is on. No picture(or signal) Or Poor picture 1. In case your video source is HDCP enabled, make sure your video display (HDTV) is HDCP compliant. 2. If you are using copper based DVI cable, overall length of the cables (length of the cable from video source to switch and length of the cable from switch to display) should not exceed 20ft.
6 Warranty Information 1 (One) Year Warranty RTcomUSA warrants this DVI Switcher to be free from defects in workmanship and materials, under normal use and service, for a period of one (1) year from the date of purchase from RTcomUSA or its authorized resellers.
© 2006 RTcomUSA All Rights Reserved Revision 2 RTcomUSA, Inc Locations RTcomUSA. Inc. 286 Houses Corner Road Sparta, NJ 07871 USA Tel: 1-973-383-4878 Fax: 1-973-383-1160 www.digitalextender.com For order support, please contact your Distributor or Reseller. For technical support, check with the Email: rtcomusa@earthlink.net info@digitalextender.com Copyright 2006 RTcomUSA., Inc.
