K R A ME R E LE CT R O N IC S L TD .
Contents 1 Introduction 1 2 2.1 2.2 2.3 3 3.1 Getting Started Achieving the Best Performance Safety Instructions Recycling Kramer Products Overview Defining the VP-438 Presentation Switcher/Scaler 2 2 3 3 4 5 4 Installing in a Rack 8 5 Connecting the VP-438 6 6.1 6.2 6.3 6.4 Controlling the VP-438 Controlling via the Front Panel Buttons Using the OSD Menu Connecting to VP-438 via RS-232 Controlling via the Infrared Remote Control Transmitter 11 11 11 14 15 7 7.
1 Introduction Welcome to Kramer Electronics! Since 1981, Kramer Electronics has been providing a world of unique, creative, and affordable solutions to the vast range of problems that confront video, audio, presentation, and broadcasting professionals on a daily basis.
2 Getting Started We recommend that you: Unpack the equipment carefully and save the original box and packaging materials for possible future shipment i 2.1 Review the contents of this user manual Go to http://www.kramerelectronics.com/support/product_downloads.asp to check for up-to-date user manuals, application programs, and to check if firmware upgrades are available (where appropriate).
2.2 Safety Instructions ! 2.3 Caution: There are no operator serviceable parts inside the unit Warning: Use only the power cord that is supplied with the unit Warning: Do not open the unit.
3 Overview The Kramer VP-438 is a high-quality presentation switcher and scaler. It accepts one of 10 inputs: four HDMI signals, two computer graphics signals on 15-pin HD connectors, two composite video signals on RCA connectors and two component video signals (also known as Y, Pb, Pr, Y, Cb, Cr and YUV; compatible with both SD and HD component) on RCA connectors.
Control your VP-438: Directly, via the front panel push buttons By RS-232 serial commands transmitted by a touch screen system, PC, or other serial controller Remotely, from the infrared remote control transmitter The VP-438 is housed in a 19” 1U rack mountable enclosure, with rack “ears” included, and is fed from a 100-240V AC universal switching power supply. 3.1 Defining the VP-438 Presentation Switcher/Scaler This section defines the VP-438.
6 Figure 1: VP-438 Presentation Switcher/Scaler Front Panel # Feature Function 1 IR Receiver Receives signals from the remote control transmitter 2 CV Button Press to select the composite video input (from 1 to 2) 3 COMPONENT Button Press to select the component video input (from 1 to 2) 4 PC Button Press to select the computer graphics input (from 1 to 2) 5 HDMI Button Press to select the HDMI input (from 1 to 4) 6 BLANK Button Press to toggle between a blank screen and the display (can
VP-438 – Overview Figure 2: VP-438 Presentation Switcher/Scaler Rear Panel VIDEO INPUTS # 17 18 19 20 21 22 Feature HDMI Connector Connect to the HDMI source (from 1 to 4) PC 15-pin HD Connector Connect to the computer graphics source (from 1 to 2) CV RCA Connector Connect to the composite video source (from 1 to 2) PR RCA Connector Connect to the component video source (from 1 to 2) For component video, connect all three connectors: Y, Pr, Pb (also known as YUV) PB RCA Connector Y RCA Connector
4 Installing in a Rack This section provides instructions for rack mounting the unit.
5 Connecting the VP-438 i Always switch off the power to each device before connecting it to your VP-438. After connecting your VP-438, connect its power and then switch on the power to each device. To connect your VP-438, as illustrated in the example in Figure 3, do the following: You do not have to connect all the inputs and outputs, connect only those that are required. 1. Connect an HDMI source (for example, a DVD player) to each of the HDMI VIDEO INPUT connectors (from 1 to 4).
Figure 3: Connecting the VP-438 Presentation Switcher/Scaler 10 VP-438 - Connecting the VP-438
6 Controlling the VP-438 The VP-438 can be controlled via: The front panel buttons (see Section 6.1) The OSD menu (see Section 6.2) RS-232 serial commands transmitted by a touch screen system, PC, or other serial controller (see Section 6.3) 6.1 The infrared remote control transmitter (see Section 6.
6.2.1 The MAIN MENU i The range and default values vary according to the input signal. Mode CONTRAST Set the contrast BRIGHTNESS Set the brightness FINETUNE (see Section 6.2.
6.2.2 Mode HDCP ON OUTPUT Function Select FOLLOW INPUT or FOLLOW OUTPUT to define whether the HDCP will follow the input or the output When FOLLOW INPUT is selected, it changes its HDCP output setting (for the HDMI output) according to the HDCP of the input.
6.2.3 The AUDIO Menu The following table defines the AUDIO menu.
6.
7 Technical Specifications INPUTS: 4 HDMI connectors (HDMI, HDCP version 1.1) 2 VGA on a 15-pin HD connector 2 composite video on an RCA connector 2 component video each on 3 RCA connectors Unbalanced stereo audio on 10 3-pin terminal block connectors OUTPUT: 1 RGBHV on 5 BNC connectors 1 HDMI connector (HDMI, HDCP version 1.1) 1 VGA (RGBHV) on a 15-pin HD connector 1 S/PDIF on an RCA connector 1 analog stereo audio on 2 RCA connectors OUTPUT COLORSPACE: RGB H FREQUENCY: 15.
7.
8 RS-232 Communication Protocol The following is the COM port setting: Baud Rate: 9600bps Parity: None Data Bits: 8 bits Stop Bits: 1 bit Set CTS Mode: Off Set XON/XOFF: Off The following table defines the symbol characters: Symbol Meaning Space [CR] Carriage Return, ASCII code 0x0D [LF] Line Feed, ASCII code 0x0A Set Command Type in: YControl_TypeFunctionParam[CR] When sending a command, a blank character may precede [CR] if desired.
Example 2: get current output resolution (2 = SVGA) Send: Y421[CR] Reply: Z4212[CR][LF] The following table defines the RS-232 Protocol: Control Type 0 0 Param (for Set) N/A SIZE button on remote control 0 1 N/A POWER button on remote control 0 2 N/A FREEZE button on remote control 0 3 N/A 480p button on remote control 0 4 N/A 576p button on remote control 0 5 N/A 720p button on remote control 0 6 N/A 1080i button on remote control 0 7 N/A 1080p button on remote control
20 Control Type 0 36 Param (for Set) N/A 0 HDMI3 button on remote control 37 N/A HDMI4 button on remote control 1: Set 2: Get 4 0~100 Color: Red 1: Set 2: Get 5 0~100 Color: Green 1: Set 2: Get 6 0~100 Color: Blue 1: Set 2: Get 16 0~100 Brightness 1: Set 2: Get 17 0~100 Contrast 1: Set 2: Get 25 0~100 Hue 1: Set 2: Get 26 0~100 Sharpness 1: Set 2: Get 29 0~100 Saturation 1: Set 2: Get 33 0~100 set an absolute volume for Output For embedded HDMI inputs, this does
Control Type 3: Set 4: Get 3: Set 4: Get 3: Set 4: Get Function 0 1 21 Param (for Set) 1~10 0~6 0~27 Function Description Comment Select Input Source 1: CV1 2: CV2 3: COMP1 4: COMP2 5: PC1 6:PC2 7: HDMI1 8: HDMI2 9: HDMI3 10: HDMI4 Size 0: Full 1: Panscan 2: Overscan 3: Underscan1 4: Letterbox 5: Underscan2 6.
Control Type 4: Get Function 24 Param (for Set) 0~24 Function Description INPUT Resolution (V1.41) Comment 0: Un-known 1: VGA 2.
For the latest information on our products and a list of Kramer distributors, visit our Web site where updates to this user manual may be found. We welcome your questions, comments, and feedback. Web site: www.kramerelectronics.com E-mail: info@kramerel.
