Instruction/ maintenance manual of the product 722AZ QSC Audio
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TD-000145- 00 rev .A *TD-000145-00* BASIS 722az 8x8 Control and Monitoring Signal Processor Hardware Manual.
2 IMPORTANT SAFETY PRECAUTIONS & EXPLANATION OF SYMBOLS The lightning flash with arrowhead symbol wit hin an equilateral tri angle is intended to al ert the user to the presence of uninsula ted “dangerous” voltage within the product’ s enclosure t hat may be of sufficien t magnitude to constit ute a risk of electri c shock to humans.
3 1- Power indicator 2- Diagnostic indicator 3- Network status indicators 4- Port connection status indicators 5- Multi-function push buttons 6- Display 7- Rotary select/accept knob 8- Reset push swit.
4 Block Diagram Introduction - Networ king the BASIS 722az The BASIS 722az includes an RJ-45 network connection port on the r ear panel, which is labeled "QSControl". All data communicati ons between the BASIS 722az and a control computer , such as a PC runni ng the QSControl.
5 Example 1- QSControl. net X-over mode: This example illustrates the simplest connection you can make between the BASIS 722az and a computer . Y ou simply use a CA T -5 crossover cable connected between the BASIS 722az rear p anel QSControl port and a computer's network interface card, (NIC).
6 QSControl Port BASIS 722az QSControl.net NIC CA T - 5 Cable CA T -5 Cable Managed Switch CA T -5 Cable Example 3- Managed Switch (conf igured with multiple VLANS): This example illustrates a managed Ethernet network.
7 Unpacking There are no special unpacking precautions. However , it is recomm ended you keep the original pa cking material for reuse in the rare event that service be required.
8 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 settin g is acceptable for most applications). We recommend your system meet the following minimum requirements: 1- IBM PC compatible computer with a Pentium 4 processor .
9 Connections AC Power Cord Insert the molded receptacle of the AC power cord into the AC power inlet on the back of the BASIS 722az. Plug the AC line connector into the AC outlet. The power supply will accept from 100 to 240 V olts AC, 47 to 440 Hertz, without any changes.
10 Monitor Chain conn ection. See explanation, at left. In Out Monitor Chain The MONITOR CHAIN connector is a 5-pin terminal block connector . Input and output c on- nections are balanced. The center pin is the shield connection for both the input and output of the monitor chain.
11 LED Indicators (continued) QSControl and CobraN et Network Status (Po rt) Indicators- There is a group of three LEDs on the front and rear panels of the BASIS 722az labeled RX, TX and LINK. These indicate the connection status of the BASIS 722az to the QSControl net- work.
12 LCD Navigation Map (typical) Left side buttons h ave screen dependent function s. This read-o nly screen is the “out of the box” defa ult dis- play after power up. This is the most desired inf ormation when first sett ing up a net- work system.
13 Getting Started This section outlines one of the simpler methods of getting familiar with your BASIS and the QSControl.net software. The goal o f this procedure is to get your computer and the BASIS connected and co mmunicating and the QSControl.net software installed and runnin g.
14 Getting Started (continued) 17- Select Device , Add New 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 T ype and select BASIS 722az. At the Password prompt, enter “qsc” (lower case, no quo- tation marks).
15 Operation QSControl Port The QSControl port operates on a 10BaseT Ethernet network. This por t 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-neg otiating) network interface card usin g a crossover cable.
16 Utility/Diagnostic Fu nctions (continued) RS-232 Communications Procedure: 1) Connect the RS-232 port of the BASIS 722az to an unused serial po rt (COM port) of a PC using a normal (straight through) serial cable. 2) Open the HyperT erminal program.
17 Utility/Diagnostic Fu nctions (continued) T elnet Access The RS-232 features can also be accessed via T elnet. The Micros oft T elnet application is a Windows program.
18 Preliminary Specification IN OUT THRU Dynamic Range (A ES-17, -60dB Method, all sensit ivities) unweighted >115dB >112dB >110dB A weighted >118dB >115dB >113dB Distortion (20Hz-20 KHz, all sen sitivities) +4dBu (max) <0.009% THD+N <0.
19 Preliminary Specification Control Room Foldba ck Monitoring Connector T ype 5-pin "Phoenix Style" (a.k.a . "Euro Style") detachable terminal blocks Pinout 1:+(input) 2:-(input) .
QSC Audio Products, Inc. 1675 MacArthur Boulevard Costa Mesa, California 92626 USA ©2004 “QSC” and the QSC logo are registered with the U.S. Patent and T rademark Office. How to Contact QSC Audio Products Mailing address: QSC Audio Products, Inc.
An important point after buying a device QSC Audio 722AZ (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought QSC Audio 722AZ yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data QSC Audio 722AZ - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, QSC Audio 722AZ you will learn all the available features of the product, as well as information on its operation. The information that you get QSC Audio 722AZ will certainly help you make a decision on the purchase.
If you already are a holder of QSC Audio 722AZ, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime QSC Audio 722AZ.
However, one of the most important roles played by the user manual is to help in solving problems with QSC Audio 722AZ. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device QSC Audio 722AZ along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
