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724-746-5500 | blackbox.com
Chapter 2: Overview
• (8) screws
• (1) 3.5-mm male-male audio cable (used for IR signal cascading)
• (1) RS-232 cable (3-pin captive connector to DB9)
• (1) RS-232 cable (connect two 3-pin captive connectors for cascading)
• (4) plastic cushions
• (1) power cord
• (1) 24-VDC, 2.5-A power adapter
To download this user manual from our Web site:
1. Go to www.blackbox.com
2. Enter the part number (AVS-HDB-4TX) in the search box:
3. Click on the “Resources” tab on the product page, and select the document you
wish to download.
If you have any trouble accessing the Black Box site to download the manual, you can
contact our Technical Support at 724-746-5500 or [email protected].
2.4 Hardware Description
Figure 2-1 shows the front panel of the Video Extender - 4K HDMI, IR, RS-232, 4-Port
Transmitter (AVS-HDB-4TX). Table 2-1 describes its components.
Figure 2-1. Front panel.
