Page 2 - IMPORTANT SAFETY PRECAUTIONS & EXPLANATION OF SYMBOLS
2 IMPORTANT SAFETY PRECAUTIONS & EXPLANATION OF SYMBOLS The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated “dangerous” voltage within the product’s enclosure that may be of sufficient magnitude to constitute a ris...
Page 3 - Introduction; See page 14 for detailed descriptions.
3 Introduction 1- Power indicator2- Diagnostic indicator3- Network status indicators4- Port connection status indicators5- Multi-function push buttons6- Display7- Rotary select/accept knob8- Safe Mode switch (recessed)9- DataPorts 10- AES/EBU inputs11- Monitor chain in/out 12- Relay outputs13- Logic...
Page 4 - Block Diagram
4 0.396 milliseconds. From digital input to analog output, the total delay is 2.167 milliseconds. The delay does not change regardless of the DSP configuration, unless the configura-tion intentionally adds more delay. The BASIS 922dz also supports the new optional low-latency CobraNet feature that p...
Page 5 - Introduction - Networking the BASIS 922dz; Why CobraNet Needs Special Treatment:
5 Introduction - Networking the BASIS 922dz The BASIS 922dz has two RJ-45 network connection ports on the rear panel. One port is labeled "QSControl" and supports standard 10BASE-T Ethernet. The other port is labeled "CobraNet" and supports 100BASE-TX, also known as "Fast Etherne...
Page 11 - Unpacking; Item; Mounting; Rack Mounting
11 Unpacking There are no special unpacking precautions. However, it is recommended you keep the original packing material for reuse in the rare event that service be required. If service is required and the original packing material is not available, ensure that the unit is adequately protected for...
Page 12 - Computer Requirements & Software Installation
12 Computer Requirements & Software Installation Installing QSControl.net is easy. All you need to do is choose the folder where the program is to be stored (the default setting is accept-able for most applications). We recommend your system meet the following minimum requirements: 1- IBM PC com...
Page 13 - General Information & Configuration Memories; Amplifier Setup; CobraNet Connection Loss; Configuration Memories
13 General Information & Configuration Memories Amplifier Setup The QSC DataPort-equipped amplifiers connected to the BASIS 922dz must have their power switches in the “on” position. For initial testing, use the lowest useful gain setting until the system is operating as expected. After the syst...
Page 14 - Connections
14 Connections AC Power Cord Insert the molded receptacle of the AC power cord into the AC power inlet on the back of the BASIS 922dz. Plug the AC line connector into the AC outlet. The power supply will accept from 100 to 240 Volts AC, 47 to 440 Hertz, without any changes. If a different type of IE...
Page 15 - Monitor Chain; Ports; LED Indicators
15 Monitor Chain connection. See explanation, at left. In Out Monitor Chain The MONITOR CHAIN connector is a 5-pin terminal block connector. Input and output connec- tions are balanced. The center pin is the shield connection for both the input and output of the monitor chain. Connection is shown at...
Page 16 - RX; LCD Display and Controls; Front Panel Password Lockout
16 LED Indicators (continued) QSControl and CobraNet Network Status (Port) Indicators- There are two groups of three LEDs on the front and rear panels labeled RX, TX and LINK. One group is for the QSControl network port and the other for the CobraNet network port. Their functions are described below...
Page 17 - LCD Navigation Map
17 LCD Navigation Map Left side buttons have screen dependent functions. This read-only screen is the “out of the box” default display after power up. This is the most desired infor-mation when first setting up a network system. Once user moves to a different screen, the last screen accessed becomes...
Page 18 - Getting Started
18 Getting Started This section outlines one of the simpler methods of getting familiar with your BASIS and the QSControl.net software. The goal of this procedure is to get your computer and the BASIS connected and communicating and the QSControl.net software installed and running. After the softwar...
Page 19 - Device; Design Editor; Help
19 Getting Started (continued) 17- Select Device , Add Device , from the menu. A new window will open prompting you to name the device. Name it logically, such as BASIS 1, or similar. Select the Device Type and select BASIS 922dz. At the Password prompt, enter “qsc” (lower case, no quotation marks)....
Page 20 - Operation; Single-wire interface
20 Operation QSControl Port The QSControl port operates on a 10BaseT Ethernet network. This port is one of the primary means for connecting QSControl.net to the BASIS. The port may connect directly to a PC's 10BaseT or 10/100 (auto-sensing or auto-negotiating) network interface card using a crossove...
Page 21 - Utility/Diagnostic Functions; Safe Mode Switch; Location of Safe Mode switch:
21 Utility/Diagnostic Functions Safe Mode Switch Location of Safe Mode switch: The front panel has a small access hole on the left side, just left of the Power indicator. It is not labeled to help prevent accidental use. The Safe Mode switch can be operated by using a paper-clip (or similar item) in...
Page 23 - Telnet Access
23 Utility/Diagnostic Functions (continued) Telnet Access The RS-232 features can also be accessed via Telnet. The Microsoft Telnet application is a Windows program. Consult Windows documentation for Telnet information. Basic procedure for opening a Telnet session: 1 - To open the Telnet session- Cl...
Page 24 - Preliminary Specification
24 Preliminary Specification IN OUT THRU Dynamic Range (AES-17, -60dB Method, all sensitivities) unweighted >140dB >112dB >112dB A weighted >140dB >115dB >115dB Distortion (20Hz-20 KHz, all sensitivities) +4dBu (max) <0.009% THD+N <0.009% THD+N <0.009% THD+N 2dB below clip...
Page 26 - Dimensions
Page 28 - How to Contact QSC Audio Products; QSC Audio Products 3 Year Limited Warranty
QSC Audio Products, Inc. 1675 MacArthur Boulevard Costa Mesa, California 92626 USA ©2005, 2006 “QSC” and the QSC logo are registered with the U.S. Patent and Trademark Office. How to Contact QSC Audio Products Mailing address: QSC Audio Products, Inc. 1675 MacArthur Boulevard Costa Mesa, CA 92626-14...
