Kramer Electronics VP-81 K 7 Technical Specifications

VP-81K - Technical Specifications 23

7 Technical Specifications

INPUTS: 8 UXGA on 15-pin HD connectors (VGA through UXGA);

8 unbalanced audio stereo signals on 3.5mm mini plug

connectors

OUTPUTS: 2 UXGA on 15-pin HD connectors (VGA through UXGA);

1 unbalanced audio stereo signal on a 3.5mm mini plug

connector; 1 balanced audio stereo signal on a detachable

terminal block

MAX. OUTPUT LEVEL: VIDEO: 1.9Vpp AUDIO: 19.5Vpp, maximum

gain

BANDWIDTH (-3dB): VIDEO: >325MHz AUDIO: 30kHz

DIFF. GAIN 0.05%

DIFF PHASE 0.05 Deg.

S/N RATIO: VIDEO: 73dB @5MHz AUDIO: >70dB

CROSSTALK (all hostile): VIDEO: -50dB @5MHz AUDIO: -82dB @1kHz

CONTROLS: Audio level buttons: -80dB to 5dB, audio and video select

buttons, front panel selector switches; RS-232, RS-485; IR

remote control;

COUPLING: VIDEO: DC AUDIO: AC

AUDIO THD + NOISE: <0.2%

AUDIO 2nd HARMONIC: <0.04%

POWER SOURCE: 110-230V AC, 50/60Hz, 8VA max

DIMENSIONS: 19” x 7” x 1U (W, D, H) rack-mountable

WEIGHT: 2.7kg (6lbs) approx.

ACCESSORIES: Power cord, null-modem adapter, Windows®-based Kramer

control software, infrared remote control transmitter

OPTIONS: External remote IR receiver cable (C-A35M/IRR-50);

15 meter extension cable (C-A35M/A35F-50)

Specifications are subject to change without notice at http://www.kramerelectronics.com

Contents

Main USER MANUAL Page Page 1 Introduction 2 Getting Started 2.1 Achieving the Best Performance 3 Overview 3.1 DDC Support 3.2 Defining EDID 3.3 Defining the VP-81K 8x1 UXGA/Audio Switcher Page 6 VP-81K Overview Figure 2: VP-81K 8x1 UXGA/Audio Switcher Rear Panel 3.4 Using the IR Transmitter 4 Installing in a Rack ! CAUTION! This section provides instructions for rack mounting the unit. Before Installing in a Rack How to Rack Mount 5 Connecting the VP-81K 5.1 Connecting the Balanced/Unbalanced Stereo Audio Output 5.2 Controlling via RS-232 to PC PC 5.3 Connecting a PC or Controller to the RS-485 Port 5.4 Controlling the VP-81K via the Ethernet Port 5.4.1 Connecting the Ethernet Port Directly to a PC (Crossover Cable) Page 5.4.2 Connecting via a Straight-Through Cable 5.4.3 Configuring the Ethernet Port 5.4.4 Controlling via the Embedded Web Pages Page Page 5.5 DIP-Switch Settings (1 2 3) 5.5.1 Setting the MACHINE # 5.6 Cascading Machines Page 6 Operating Your VP-81K 8x1 UXGA/Audio Switcher 6.1 Using the Front Panel Input Selector Buttons 6.2 Using the Regular or Automatic Switching Mode 6.2.1 The Regular Switching Mode 6.2.2 The Automatic Switching Mode 6.3 Using the Audio-Follow-Video/Breakaway Modes 6.3.1 Operating in Breakaway Mode 6.3.2 Toggling between Video and Audio Control in Breakaway Mode 6.3.3 Operating in the Audio-Follow-Video Mode 6.4 Setting the Audio Gain 7 Technical Specifications 8 Communication Parameters The following table lists the communication parameters as used in Kramer Electronics products. 9 Table of ASCII Codes for Serial Communication (Protocol 3000) 10 Table of Hex Codes for Serial Communication (Protocol 2000) The following table lists the hex codes that increase or decrease audio input gain. The following table lists the hex codes that increase or decrease the audio output gain. Page 11 Kramer Protocol 11.1 Switching Protocols 11.1.1 Switching Protocols via the Front Panel Buttons 11.1.2 Switching Protocols via Protocol Commands 11.2 Kramer Protocol 3000 30 VP-81K - Kramer Protocol 11.2.2 Command Part Details Help Commands Command Syntax Response Protocol Handshaking #CR ~OKCRLF Page Page Page Page 36 VP-81K - Kramer Protocol 11.3 Kramer Protocol 2000 Table 1: Protocol Definitions MSB LSB 1st byte Destination Instruction 0 D N5 N4 N3 N2 N1 N0 7 6 5 4 3 2 1 0 2d byte INPUT 1 I6 I5 I4 I3 I2 I1 I0 7 6 5 4 3 2 1 0 VP-81K - Kramer Protocol 37 38 VP-81K - Kramer Protocol VP-81K - Kramer Protocol 39 We warrant this product free from defects in mater ial and workmanship under the following terms. !