Audio Switcher, which is ideal for: • Systems requiring automatic HDMI routing • Presentation and multimedia applications Note, that the Kramer VS-311H is identical to the VS-311HDMI; just the name has changed replacing the suffix “HDMI” by “H” (according to the HDMI Guideline).
5-pin terminal block connector The VS-311H can operate either in the manual mode or in the auto mode. In the manual mode, the VS-311H acts as a regular switcher, switching the input video and audio signals to the output via the three front panel INPUT SELECT buttons.
5 HDMI supports multiple audio formats, from standard stereo to multi-channel surround-sound HDMI has the capacity to support Dolby 5 1 audio and high-resolution audio formats 6 HDMI provides the quality and functionality of a digital interface while also supporting uncompressed video formats in a simple, cost-effective manner KRAMER: SIMPLE CREATIVE TECHNOLOGY...
(often associated with low quality cables) • Avoid interference from neighboring electrical appliances and position your VS-311H away from moisture, excessive sunlight and dust 3.3 Terminology Used in this User Manual Table 1 defines some terms that are used in this user manual.
Your VS-311H Automatic HDMI / Audio Switcher Your VS-311H Automatic HDMI / Audio Switcher Figure 1 illustrates the front and rear panels of the VS-311H. Table 2 defines the front and rear panels of the VS-311H. Figure 1: VS-311H Automatic HDMI / Audio Switcher...
Your VS-311H Automatic HDMI / Audio Switcher Table 2: VS-311H Automatic HDMI / Audio Switcher Features Feature Function IR Receiver The red LED lights when receiving signals from he Infra-red remote control transmitter POWER Switch Illuminated switch for turning the unit ON or OFF...
1 You do not need to connect all the inputs 2 Switch OFF the power on each device before connecting it to your VS-311H After connecting your VS-311H, switch on its power and then switch on the power on each device...
ON: automatic mode, inputs switch automatically to the output according to the priority setup Inputs 1, 2 and 3 can be set in priority according to your needs. The VS-311H will switch to the secondary input upon loss of the primary input signal, and back to the primary input when a signal is detected.
2 When in the manual mode (DIP-switch 4 set to OFF), you can switch an input to the output using the front panel INPUT SELECT buttons 3 Input 1, 2 or 3 4 Note that unless the connection is permanent, the VS-311H will revert to an automatic switcher when the connection is removed...
Connecting the VS-311H Automatic HDMI / Audio Switcher 5.3 Connecting to the VS-311H via RS-232 You can connect to the unit via a crossed RS-232 connection, using for example, a PC. A crossed cable or null-modem is required as shown in method A and B respectively.
5.4.2) for connection via a network hub or network router 5.4.1 Connecting the ETHERNET Port directly to a PC (Crossover Cable) You can connect the Ethernet port of the VS-311H to the Ethernet port on your PC, via a crossover cable with RJ-45 connectors.
Figure 8: Internet Protocol (TCP/IP) Properties Window 5.4.2 Connecting the ETHERNET Port via a Network Hub (Straight-Through Cable) You can connect the Ethernet port of the VS-311H to the Ethernet port on a network hub or network router, via a straight-through cable with RJ-45 connectors.
Technical Specifications Technical Specifications Table 5 includes the technical specifications: Table 5: Technical Specifications of the VS-311H INPUTS: 3 HDMI connectors 3 S/PDIF digital audio on RCA connectors 3 unbalanced stereo audio +4dBm on 3.5mm mini jacks OUTPUT: 1HDMI connector 1 S/PDIF digital audio on an RCA connector 1 unbalanced stereo audio + 4dBm on a 3.5mm mini jack, with 1 balanced...
Kramer Protocol 2000 Kramer Protocol 2000 The VS-311H is compatible with Kramer’s Protocol 2000 (version 0.46) (below). This RS-232/RS-485 communication protocol uses four bytes of information as defined below. For RS-232, a null-modem connection between the machine and controller is used. The default data rate is 9600 baud, with no parity, 8 data bits and 1 stop bit.
Kramer Protocol 2000 For a single machine controlled via the serial port, always set M4 M0 = 1, and make sure that the machine itself is configured as MACHINE NUMBER = 1 Table 7: Instruction Codes for Protocol 2000 Note: All values in the table are decimal, unless otherwise stated...
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EXCLUSION OF DAMAGES The liability of Kramer for any effective products is limited to the repair or replacement of the product at our option Kramer shall not be liable for: Damage to other property caused by defects in this product, damages based upon inconvenience, loss of use of the product, loss of time, commercial loss;...
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For the latest information on our products and a list of Kramer distributors, visit our Web site: www.kramerelectronics.com, where updates to this user manual may be found. We welcome your questions, comments and feedback. Safety Warning: Disconnect the unit from the power supply before opening/servicing.
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