1. SUMMARY

The RS-232C protocol described in this document is designed to be used to control the 9000 Series Amplifier from a PC and/or remote controller. This specification applies to the 9000 Series firmware version 3.10 or later.

Settings that can be controlled are as follows:

Channel fader gain

Crosspoint gain (Mixer mode only)

Preset memory recall

Channel ON/OFF

Power ON/OFF

Tone control (Bass/Treble)

EQ settings (ON/OFF, Band number selection, Gain setting, Q setting, Center frequency setting)

Loudness compensation settings

Filter settings (High Pass Filter/Low Pass Filter)

Input sensitivity setting

Phantom power setting

Following values can be read from the 9000 Series Amplifier.

Channel name

When connecting the PC and/or remote controller to the 9000 Series Amplifier using this protocol, set the 9000 Series Amplifier’s RS-232C port as follows:

Bit rate: 9,600/19,200/38,400/57,600 bps (Select the band rate depending on the remote controller to be connected.) (See; Operating instructions of the 9000 Series Amplifiers.)

COMMANDLIST, COMMUNICATION EXAMPLES and PARAMETER TABLES are available at the end of each section of this document.

2. SERIAL PORT SETTING

9,600/19,200/38,400/57,600 bps, 8 bits, non-parity, stop bit: 1, non flow control

Connector: D-sub 9 pins, straight cable

Signal line: No.2=TX, No.3=RX, No.5=Ground

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Vax RS 232C manual Summary, Serial Port Setting