Kramer VP-23xl User Manual

4x1 presentation switcher
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Kramer Electronics, Ltd.

USER MANUAL

Model:
VP-23xl
4x1 Presentation Switcher

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Summary of Contents for Kramer VP-23xl

  • Page 1: User Manual

    Kramer Electronics, Ltd. USER MANUAL Model: VP-23xl 4x1 Presentation Switcher...
  • Page 3: Table Of Contents

    Table 1: Front Panel VP-23xl Presentation Switcher Features Table 2: Rear Panel VP-23xl Presentation Switcher Features Table 3: Dipswitch Settings Table 4: Technical Specifications of the VP-23xl Presentation Switcher Table 5: VP-23xl Hex Table Table 6: Protocol Definitions Table 7: Instruction Codes...
  • Page 5: Introduction

    Review the contents of this user manual Overview The VP-23xl is a high quality presentation switcher designed for a wide variety of presentation and multimedia applications. The VP-23xl is a one-box solution for installations that would otherwise require several separate products and is designed so that each section is controllable independently from the other sections.
  • Page 6: Your Presentation Switcher

    Positioning your Kramer VP-23xl in a location free from moisture and away from excessive sunlight and dust Your Presentation Switcher Figure 1 illustrates the front and rear panels of the VP-23xl. Tables 1 and 2 define the front and rear panels of the VP-23xl, respectively. KRAMER: SIMPLE CREATIVE TECHNOLOGY...
  • Page 7 Audio (s-Video) Audio (VGA/XGA) Master Audio Composite Video s-Video VGA/XGA IN 1 IN 2 IN 3 IN 4 IN 1 IN 2 IN 3 IN 4 IN 1 IN 2 IN 3 IN 4 FUSE Figure 1: VP-23xl 4x1 Presentation Switcher...
  • Page 8: Table 1: Front Panel Vp-23Xl Presentation Switcher Features

    Your Presentation Switcher Table 1: Front Panel VP-23xl Presentation Switcher Features Feature Function IR (Infra-Red) Receiver Signals from the remote control transmitter illuminate the LED Power Switch Illuminated switch supplying power to the unit Video (CV)-Audio Selector Buttons Selects the composite video / audio source from 1 to 4...
  • Page 9: Connecting The Vp-23Xl

    An audio amplifier to the Master Audio Out connector 1 Switch OFF the power on each device before connecting it to your VP-23xl. After connecting your VP-23xl, switch on its power and then switch on the power on each device. Switching on the VP-23xl, recalls the previous setup from the non-...
  • Page 10: Connecting A Pc

    Your Presentation Switcher 4.1.1 Connecting a PC You can connect a PC (or other controller) to the VP-23xl via the RS-232 port. To connect using the Null-modem adapter provided with the machine (recommended method): Connect the RS-232 DB9 rear panel port on the VP-23xl to the...
  • Page 11: Dipswitch Settings

    4.1.2 Dipswitch Settings You can connect up to 16 VP-23xl units to the PC via the Null-modem adapter, and the RS-232 ports as Figure 3 illustrates. Adjust the dipswitches on the other units according to the information in Table 3:...
  • Page 12: Connecting A Projector To The Vp-23Xl

    Composite Video s-Video VGA/XGA IN 1 IN 2 IN 3 IN 4 IN 1 IN 2 IN 3 IN 4 IN 1 IN 2 IN 3 IN 4 Amplifier Figure 4: VP-23xl 4x1 Presentation Switcher Connections KRAMER: SIMPLE CREATIVE TECHNOLOGY...
  • Page 13: Understanding Your Switcher

    However, pressing the Mic button in the Master Audio Selector renders the Talk Over function inactive 3 You can also adjust the AUDIO LEVEL on the VP-23xl using the Kramer Control Software 4 Achieving optimum results for a particular environment when using a microphone may require experimentation in adjusting...
  • Page 14: Operating Your Switcher

    2 You can overlook a section and choose not to select a button from it 3 Pressing an illuminated button for more than 2 seconds will disconnect the output and the button will no longer illuminate KRAMER: SIMPLE CREATIVE TECHNOLOGY...
  • Page 15: Connecting The Master Audio Output

    Operating Your Switcher 6.2 Connecting the Master Audio Output By default , stereo audio signals switch together with the video, that is, the unit is set in audio-follow-video (AFV) mode. Change to breakaway mode via RS-232. You can generate a master audio output (pre-selected from a switching section) at the Master Audio Out connector.
  • Page 16: Technical Specifications

    Figure 6: Generating a Master Audio Output Technical Specifications Table 4 includes the technical specifications: Table 4: Technical Specifications of the VP-23xl Presentation Switcher Inputs: 4 VGA / XGA on HD15F connectors, 4 s-Video, 1 Vpp (Y), 0.3Vpp (C) / 75...
  • Page 17: Hex Table

    Disconnect All 02 80 81 81 Communication Protocol This protocol, which enables RS-232 communication between the VP-23xl and the PC, uses 4 bytes of information, and data is at 9600 baud, no parity, 8 data bits and 1 stop bit.
  • Page 18: Table 7: Instruction Codes

    These are bi-directional definitions. That is, if the switcher receives the code, it will perform the instruction; and if the instruction is performed (due to a keystroke operation on the front panel), then these codes are sent. For example, if: 0000 0001 Instruction “Switch Groups” KRAMER: SIMPLE CREATIVE TECHNOLOGY...
  • Page 19 Communication Protocol 1000 0010 Input #2 1000 1001 in composite video group 1000 0001 Machine #1 (master) Was sent from the PC, then the switcher (machine #1) will switch input 2 in composite video group to its output. If the user switched input 4 in the VGA group via the front panel keypad, then the switcher will send: 0100 0001 1000 0100...
  • Page 20 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;...
  • Page 21 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. Kramer Electronics, Ltd. Web site: www.kramerelectronics.com E-mail: info@kramerel.com...

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