Kramer Electronics user manual VA-8xl Operating the VA-8xl

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To recall a setting, via the front panel buttons, do the following:

1.When the LED displays are dimmed, press the UP button.

The abbreviation “rCL” (recall) appears in the LEFT LED display.

2.Press the appropriate CHANNEL SELECTOR button.

The abbreviation “rCL” (recall) appears in the LEFT LED display and the number of that CHANNEL SELECTOR button appears in the RIGHT LED display.

3.Press the same CHANNEL SELECTOR button again.

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

If no setting is stored in the non-volatile memory with that setup #, “NO” appears in the LEFT LED display and the setup number appears in the RIGHT LED display.

Note:

Recalling a setup implements the amplifier gain or the attenuation immediately

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VA-8xl - Operating the VA-8xl

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Contents VA-8xl Page Figures Introduction Achieving the Best Performance Getting StartedThis section defines the VA-8xl OverviewPower Switch VA-8xl 8-Channel Balanced Stereo Audio Amplifier Rear Panel If required, connect a PC via RS-232, see Connecting the VA-8xlVA-8xl Connecting the VA-8xl Operating the VA-8xl Adjusting the Gain/Attenuation of the ChannelsTo store a setting, via the front panel buttons Storing and Recalling SetupsVA-8xl Operating the VA-8xl Controlling a Single VA-8xl Unit Controlling the VA-8xlPreparing 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 Upgrading the Flash Memory Connecting the PC to the RS-232 PortDownloading from the Internet Splash Screen Upgrading FirmwareOpen 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 RS-232 Protocol Default Communication Parameters1st Byte Kramer ProtocolHex Codes for Attenuation Gain Control Channel Number Codes Hex Codes for Amplification Gain ControlVA-8xl Kramer Protocol 2900