Instruction/ maintenance manual of the product 32-2004 Radio Shack
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Owner’s Manual Please read before using this equ ipment. 250-Watt Stereo PA Amplifier.
2 Contents ˆ Contents Contents ........... .............. .............. .............. .............. .............. .............. ........... ............ .. .......... 2 Features ........... .............. ........... .............. .............
3 Features ˆ Features Your Public Address Amplifier gives you the versatility and power you need in a profes- sional sound system. Its wide frequency re- sponse easily handles amplification of voice and music.
4 Preparation ˆ Preparation PRESETTING THE CONTROLS Before you begin making connection s or us- ing your amplifier, preset the audio in put source’s and the amplifier’ s controls to avoid overdriving a channel o r producing sudden unexpected loud sounds.
5 Connections The following drawin gs show recomme nded speaker placements for typical, narrow, an d wide sound coverage. ˆ Connections CONNECTING AN INPUT SOURCE You can connect a compon ent such as an audio mixer or p reamplifier to the inputs on the back of your ampli fier.
6 Connections amplifier. Then, make sure STEREO/MONO on the back of the amplifier is set to MONO . GROUNDING THE INPUT SOURCE To avoid a low frequency hum, connect your audio mixer’s or preampli fier’s ground wire (usually black or green) to the GND terminal on the back of the amplifier.
7 Connections RIGHT terminals for each channel (as shown here). T o connect the speaker wires to the amplifier , turn the knob on the terminal counte r- clockwise until it stops, insert the bare wire insi de the space between the knob a nd the ampli- fier , then turn the knob clockwise un til it stops to secure it.
8 Using Your Amplifier ˆ Using Y our Amplifier 1. Start the input sou nd source. 2. Make sure LEF T and RIGHT on the fro nt of the amplifier are set to MIN . 3. Press POWER to turn on the amplifier . 4. One at a time, adju st LEF T and RIGHT to the desired volume level.
9 Care Listening Safely To protect your hearing, follow these guide- lines when you use headphones. • Set the volume to the lowest se tting before you begin listening. After you begin listening, adjust the volume to a comfortable level. • Do not listen at extremely high volume levels.
10 The FCC Wants You to Know ˆ The FCC W ants Y ou to Know Your amplif ier might ca use TV or radio inter- ference even when it is operating properly. To determine whether you r amplifier is caus- ing the interference, turn off your amplifier. If the interference goes away, your amplifier is causing it.
11 Specifications ˆ Specifications Input Impedance .......................................................................................................... 20 kOh ms Continuous Output Power Stereo at 1 kHz ............. .............. .............
32-2004 04A00 Printed in China RadioShack A Division of Tandy Corporation Fort Worth, Texas 76102 Limited One-Y ear W arranty This product is warranted by RadioShack agai nst manufacturing defect s in.
An important point after buying a device Radio Shack 32-2004 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
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If you already are a holder of Radio Shack 32-2004, 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 Radio Shack 32-2004.
However, one of the most important roles played by the user manual is to help in solving problems with Radio Shack 32-2004. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Radio Shack 32-2004 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
