Inter-m PA-9312 Operation Manual
Public address power amplifier
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Also See for PA-9312:
- Service manual (14 pages) ,
- Operation manual (16 pages) ,
- Operation manual (15 pages)
Table of Contents
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Table of Contents
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Summary of Contents for Inter-m PA-9312
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Page 1: Operation Manual
Operation Manual Public Address Power Amplifier PA-9312/9324/9336/9348... -
Page 2: Table Of Contents
PUBLIC ADDRESS POWER AMPLIFIER Contents Contents Welcome Warning............................1 Unpacking ............................2 Installation Environment............................2 Important Safety Instructions......................2 Features ............................3 Accessories.............................3 Operation ............................3 Front Panel ............................4 Rear Panel ............................5 Connecting Speakers ........................7 Applications ............................8 Block Diagram ..........................9 Specifications ..........................11 Service Procedures............................12 Schematic .............................12 Parts List ............................12 Variations and Options .......................12... -
Page 3: Warning
A personal welcome to you from the management and employees of Inter-M All of the co-workers here at Inter-M are dedicated to providing excellent products with inherently good value, and we are delighted you have purchased one of our products. -
Page 4: Unpacking
PUBLIC ADDRESS POWER AMPLIFIER Unpacking Although your PA-9312/9324/9336/9348 is neither complicated nor difficult to operate, we recommend you take a few minutes to read this brief manual and familiarize yourself with the important information regarding product features, setup and operation. -
Page 5: Features
Features Features - HIGH POWER, LOW DISTORTION - 120W (PA-9312), 240W (PA-9324) or 360W (PA-9336) of RMS power, with less than 1% THD. - 480W(PA-9348) of RMS power, with less than 5% THD. - BALANCED INPUT Balanced XLR inputs to reduce ground hum and increase efficiency. -
Page 6: Front Panel
Do not operate the unit with the CLIP LED continuously on (illuminated). 5. POWER SWITCH Pressing this switch turns the unit on, as indicated by the Power LED. Pressing it again turns the unit off. PA-9312/9324/9336/9348... -
Page 7: Rear Panel
The impedance and output voltage are as follows. Countries USA/CANADA & Associated Version EC & Associated, JAPAN Version Output 4Ω 8Ω 4Ω 100V Terminals PA-9312 5.2Ω 42Ω 42Ω 83Ω PA-9324 2.6Ω 21Ω 21Ω 42Ω PA-9336 13.6Ω... - Page 8 These terminals are provided for the connection of backup battery. Connect a 24VDC(100A) battery source to these terminals. Make certain the red terminal is connected to the battery’s positive (+) side, and the black terminal to the battery’s negative (-) side. PA-9312/9324/9336/9348...
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Page 9: Connecting Speakers
Connecting Speakers Connecting Speakers Before connecting speakers to your PA-9312/9324/9336/9348 unit, be sure to disconnect the AC power cable. Make certain that the total impedance is not less than the rated impedance indicated. For 4Ω speakers, connect the positive (+) connector to the 4Ω terminal and the negative (-) connectors to the COM terminal. -
Page 10: Applications
PUBLIC ADDRESS POWER AMPLIFIER Applications Applications * When using connected to a power outlet of PD-9359, the only one (PA-9348) must connect the plug to the separate outlet block. PA-9312/9324/9336/9348... -
Page 11: Block Diagram
PUBLIC ADDRESS POWER AMPLIFIER Block Diagram Block Diagram - PA-9312/9324 PA-9312/9324/9336/9348... - Page 12 PUBLIC ADDRESS POWER AMPLIFIER Block Diagram Block Diagram - PA-9336/9348 PA-9312/9324/9336/9348...
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Page 13: Specifications
PUBLIC ADDRESS POWER AMPLIFIER Specifications Specifications PA-9312 PA-9324 PA-9336 PA-9348 Rated Output Power (THD 5%, 1kHz) 120W 240W 360W 480W Frequency Response (+1/-3dB) 70Hz-18kHz T.H.D Less than 1% Less than 5% High Pass Filter (400Hz) -3dB Gain Control -12dB Better than 95dB... -
Page 14: Service
To obtain specific warranty information and available service locations contact Inter-M directly or the authorized Inter-M Distributor for your specific country or region. - Page 15 Inter-M, Ltd. (Korea) began operations in 1983. Since then, Inter-M has grown to become one of the largest manufacturers of professional audio and commercial sound electronics equipment in the world. Inter-M has gained worldwide recognition for its own branded products, as well as private label manufacturing of electronics sold under other names (OEM).