Table of Contents
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Table of Contents
Related Manuals for powersoft DIGAM series
Summary of Contents for powersoft DIGAM series
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Page 1: User Manual
Digital Audio Amplifier for Professional Applications User Manual... -
Page 2: Table Of Contents
ECHNICAL ASSISTANCE ..............................10 ACTORY SERVICE ............................10 NTERNATIONAL SERVICING TECHNICAL NOTES...............................11 DIGAM 3000................................12 ................................12 ENERAL ...............................12 UDIO SECTION ................................12 UNCTIONS DIGAM 5000................................13 ................................13 ENERAL ...............................13 UDIO SECTION ................................13 UNCTIONS DIGAM 7000................................14 ................................14 ENERAL ...............................14 UDIO SECTION ................................14 UNCTIONS POWERSOFT ENGLISH -2... -
Page 3: Important
POWERSOFT ENGLISH - 3... - Page 4 Contact the authorized center for ordinary and extraordinary maintenance. SPEAKER DAMAGE The DIGAM series amplifiers are among the most powerful professional amplifiers available and are capable of producing much more power than many loudspeakers can handle. It is the user’s responsibility to use suitable speakers with the amplifier and to use them in a sensible way that will not cause damage.
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Page 5: Introduction
Totally Digital with High Reliability The DIGAM series is based on PWM technology that has been used for 30 years or more in power supplies and inverters. PWM provides high reliability, small size, low weight and high efficiency. A PWM converter works as a high frequency sampler, converting the variable amplitude (audio) signal into an impulse sequence with average value equal to the audio input. -
Page 6: Installation And Operation
Installation and Operation Unpacking Carefully open the shipping carton and check for any noticeable damage. Every Powersoft amplifier is completely tested and inspected before leaving the factory and should arrive in perfect condition. If you find any damage, notify the shipping company immediately. Be sure to save the carton and all packing materials for the carrier’s inspection. -
Page 7: Controls
Over temperature LED (TEMP): for the final module Amplifier ready LED (READY): the led will be on if the amplifier works correctly Right output level LED bar Left output level LED bar Fig. 1: Front panel POWERSOFT ENGLISH - 7... -
Page 8: Protection
If DC or excessive subsonic energy appears at a channel output, an instantaneous protection circuit will inhibit the power supply for both channels. Power supply shutdown is used in lie of speaker relays, thereby improving the damping factor and reliability of the DIGAM amplifiers. POWERSOFT ENGLISH -8... -
Page 9: Input/Output Protection
Warranty and disclaimers Disclaimer Powersoft is not liable for any damage to speakers, amplifier, or any other equipment that is caused by negligence or improper installation and/or use of the DIGAM amplifier. Product warranty Powersoft guarantees the DIGAM to be free from defective material and/or workmanship for a period of one year from date of sale. -
Page 10: Technical Assistance
Factory service In the event that your amplifier does need factory service, you may reach the Powersoft Technical Services department for return instructions. A Return Authorization (RA) number must be obtained from Powersoft Technical Services department. Powersoft may not account for products that are returned without a Return Authorization number. -
Page 11: Technical Notes
The formula that rules the capacitor value and the schematic application are the following. C 1 / (30*Zin) where Zin is the input impedance of the processor used. IMPORTANT : If decoupling is not performed the amplifier may go in protect mode. +Vcc One channel of DIGAM Processor POWERSOFT ENGLISH - 11... -
Page 12: Digam 3000
Over-temperature forecasting Thermal protection Gain control Short-circuit/over-load output protection Temperature controlled air-cooling system Autoreset system Clip limiter and permanent signal compressor Remote control interface from a PC through a LAN (optional) Alphanumeric display for amplifier local handling (optional) POWERSOFT ENGLISH -12... -
Page 13: Digam 5000
Thermal protection Gain control Short-circuit/over-load output protection Temperature controlled air-cooling system Autoreset system Clip limiter and permanent signal compressor Remote control interface from a PC through a LAN (optional) Alphanumeric display for amplifier local handling (optional) POWERSOFT ENGLISH - 13... -
Page 14: Digam 7000
Over-temperature forecasting Thermal protection Gain control Short-circuit/over-load output protection Temperature controlled air-cooling system Autoreset system Clip limiter and permanent signal compressor Remote control interface from a PC through a LAN (optional) Alphanumeric display for amplifier local handling (optional) POWERSOFT ENGLISH -14...
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