Instruction/ maintenance manual of the product TH-12A Mackie
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OWNER’S MANUAL 2-W ay 12" P owered L oudspeaker TH-12A.
2 1. Read these instructions. 2. Keep these instructions. 3. Heed all warnings. 4. Follow all instructions. 5. Do not use this apparatus near water . 6. Clean only with a dry cloth. 7. Do not block any ventilation openings. Install in accordance with the manufacturer’ s instructions.
Part No. SW0890 Rev . C 03/11 ©2011 LOUD T echnologies Inc. All Rights Reserved. 3 Wha t? Me re ad a manual? Before you begin, please make sur e you read the Safety Instructions on page 2 and Getting Started on page 4. Y our new Mackie TH-12A powered loudspeakers are designed to set up quickly and operate easily .
4 Getting Started The following steps will help you set up your loudspeakers quickly . INITIAL SETTINGS: 1. T urn the LEVEL control on the rear panel all the way down. 2. Set the EQ ON/OFF switch out (OFF). 3. T urn the POWER switch OFF . CONNECTIONS: 1.
5 Introduction The Mackie TH-12A Powered Loudspeaker delivers a chest-pounding 400W of peak system power via ultra- efficient Class-D amplification. This means more power with less weight, perfect when portability matters.
6 OL LEVE L U +1 5 -1 5 U +1 5 -1 5 U +1 5 -1 5 600 8k 100 MA X O O U FREQ HIG H 12 kHz LO W 80Hz MI D THRU EQ CONTOUR EQ INPUT ON POWE R OF F ON O OL LEVE L U +1 5 -1 5 U +1 5 -1 5 U +1 5 -1 5 600 8k.
7 P A System with two powered subwoofers Right M ai n Po w er ed Loudsp eaker (Mackie TH-12A) Po w er ed Subwoo f er (Mackie SRM1801 ) Po w er ed Subwoo f er (Mackie SRM1801 ) Le ft Main Po w er ed Lo.
8 M a c k i e T H - 1 2 A F e a t u r e s REAR P ANEL DESCRIPTION 3. LEVEL The LEVEL control adjusts the overall signal level at the input to the built-in power amplifiers. It ranges from Off ( ) to MAX (maximum gain), with unity gain at the center position (12 o’clock).
9 4. OL Indicator The OL (overload) indicator lights when the amplifiers in the TH-12A are near the clipping point. It is okay if the OL indicator blinks occasionally , because this means that the transient peaks are just r eaching the maximum output of the amplifiers and you are getting the most from your TH-12As.
10 • Iftheinternaltemperatureagaingetstoohot, the shutdown process repeats. Should this happen,makesurethatairowtotherearof the cabinet is not restricted.
11 Appendix A: Ser vice Information If you think your Mackie product has a problem, please check out the following troubleshooting tips and do your best to confirm the problem. Visit the Support section of our website (www .mackie.com) to get some ideas or contact our technical support heroes.
12 Noise/Hum • Checkthesignalcablebetweenthemixerand the loudspeaker . Make sure all connections are secure. These problems usually produce crackling noises or hum.
13 Appendix C: TH-12A Specifications Equalization Low Frequency EQ: ±15 dB @ 80 Hz, shelving Mid Frequency EQ: ±15 dB, bandpass, sweepable from100 Hz to 8 kHz High Frequency EQ: ±15 dB @ 12 kHz, s.
14 23.5 in / 596 mm 22.8 in / 579 mm 20.6 in / 522 mm 12.4 in / 314 mm 14.5 in / 367 mm 6.0 in / 152 mm 6.3 in / 160 mm 14.1 in / 357 mm WEIGHT 25.5 lb 1 1.
15 TH-12A Block Diagram LOUD T echnologies Inc. is always striving to improve our products by incorporating new and improved materials, components, and manufacturing methods. Therefor e, we reserve the right to change these specifications at any time without notice.
16 Correct Disposal of this product: This symbo l indi cates that t his pr oduct should not b e disp osed o f with your househ old wa ste, a ccord ing to the W EEE Dire ctive (2002/ 96/EC) and y our na tional law.
16220 W ood-Red Road NE • Woodinville, W A 98072 • USA United States and Canada: 800.898.3211 Europe, Asia, Central and S outh America: 425.487 .4333 Middle East and Africa: 31.20.654.4000 F ax: 425.487 .4337 • www .mackie.com E -mail: sales@mackie.
An important point after buying a device Mackie TH-12A (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Mackie TH-12A 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 Mackie TH-12A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Mackie TH-12A you will learn all the available features of the product, as well as information on its operation. The information that you get Mackie TH-12A will certainly help you make a decision on the purchase.
If you already are a holder of Mackie TH-12A, 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 Mackie TH-12A.
However, one of the most important roles played by the user manual is to help in solving problems with Mackie TH-12A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Mackie TH-12A 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
