Kramer Electronics VA-8xl user manual Storing and Recalling Setups

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3.Press the UP or DOWN button once to increase or decrease, as appropriate, in increments of 0.5dB. Press and hold the UP or DOWN button, to increase or decrease the decibel level by a significant amount.

4.Press the LEFT LEVEL or the RIGHT LEVEL button to set the level.

The bright LEFT and/or RIGHT LED display becomes dim again, preventing unintentionally altering the settings.

5.2Storing and Recalling Setups

You can store/recall up to 15 settings in the non-volatile memory, via the front panel buttons, or remotely via RS-232 or RS-485.

A setting refers to the gain/attenuation level of the selected channel that appears in the dimmed LED displays, and each setting includes all 8 channels.

To store a setting, via the front panel buttons:

1.When the LED displays are dimmed, press the DOWN button. The abbreviation “StO” (store) appears in the LEFT LED display.

2.Choose a setup number (between 1 to 8), by pressing the appropriate CHANNEL SELECTOR button.

The abbreviation “StO” (store) appears in the LEFT LED display and the setup number appears in the RIGHT LED display.

3.Press the same CHANNEL SELECTOR button again.

The memory stores the chosen setup number. As confirmation, for a few seconds, “YES” appears in the LEFT LED display and the setup number appears in the RIGHT LED display.

Note:

Saving a setup to an previously allocated setup number, overwrites the previous setup

To cancel, press the LEFT or RIGHT button

VA-8xl - Operating the VA-8xl

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Contents VA-8xl Page Figures Introduction Getting Started Achieving the Best PerformanceOverview This section defines the VA-8xlPower Switch VA-8xl 8-Channel Balanced Stereo Audio Amplifier Rear Panel Connecting the VA-8xl If required, connect a PC via RS-232, seeVA-8xl Connecting the VA-8xl Adjusting the Gain/Attenuation of the Channels Operating the VA-8xlStoring and Recalling Setups To store a setting, via the front panel buttonsVA-8xl Operating the VA-8xl Controlling the VA-8xl Controlling a Single VA-8xl UnitPreparing the RS-232 Port on a Single Unit To PC Illustrates how to configure up to 15 VA-8xlunits Connecting a Control Interface on a Set of Units Preparing the RS-232 Connectors Connecting the RS-485 Control Interface An RS-485 Control Interface Setup Connecting the PC to the RS-232 Port Upgrading the Flash MemoryDownloading from the Internet Upgrading Firmware Splash ScreenOpen Configuration File window appears Atmel Flip Window RS-232 Communication If an error message Not Finished shows, click Run again Atmel Flip Window Operation Completed Technical Specifications Default Communication Parameters RS-232 ProtocolKramer Protocol 1st ByteHex Codes for Attenuation Gain Control Hex Codes for Amplification Gain Control Channel Number CodesVA-8xl Kramer Protocol 2900