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Operation Manual

* Rack mount products in the Western Hemisphere(North America, South America,

and the Caribbean) do not have handles installed due to customer preference.

Digital Power Amplifier

DPA-300D/600D

DPA-300DO/600DO

Summary of Contents for DPA-300D

Page 1: ...Manual Rack mount products in the Western Hemisphere North America South America and the Caribbean do not have handles installed due to customer preference Digital Power Amplifier DPA 300D 600D DPA 30...

Page 2: ...ction It has heed to be easy to disconnect the device To disconnect the device from power separate AC input cable from inlet or unplug the AC Cord CAutION These servicing instructions are for use by q...

Page 3: ...nts Unpacking 2 Installation Environment 2 Important Safety Instructions 2 Features 3 Front Panel 4 Rear Panel 5 Speaker Connection 7 Applications 8 Block Diagram 9 Specifications 13 Service Procedure...

Page 4: ...heat registers stoves or other apparatus including amplifiers that produce heat 9 Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wide...

Page 5: ...duced to less than 0 03 THD with a high signal to noise S N ratio of over 103dB Advanced Protection Circuitry Advanced protection circuitry guards against overheating shorted outputs DC output overloa...

Page 6: ...he amplifier s output signal levels SIG Green 10dB Green Clip Yellow PROTECT Red 3 VOLUME CONTROL CH1 CH2 Turn the volume controls clockwise to increase gain and counterclockwise to decrease gain 4 CO...

Page 7: ...Air flow is front to back DO NOT block front or rear air vents 5 PRIORITY INPUT AND CONTACT CLOSURE Each amplifier module has 2 audio inputs The Primary program input PGM and Priority input PRI The p...

Page 8: ...6 DPA 300D 600D DPA 300DO 600DO 8 OUTPUT VOLTAGE SELECTOR This two position switch is used to select a output voltage 100V or 70V 9 PGM INPUT CONNECTOR CH1 CH2 Balanced 3 pin terminal block connector...

Page 9: ...the rated impedance indicated Caution 1 Make sure that the total impedance does not equal or less than the rated impedance 2 Do not connects a speaker has lower impedance than rated impedance It may...

Page 10: ...DIGITAL POWER AMPLIFIER 8 DPA 300D 600D DPA 300DO 600DO Applications Applications G G CH 2 CH 1 PGM INPUT CH 2 CH 1 OUTPUT AC POWER REMOTE DPA 300D 600D...

Page 11: ...IN 0 3dB 100 70 Vrm PROTECTION OCP OTP CLIP YEL SIG GRN 10dB GRN 100 70V SWITCH PGM PRI TOGGLE 2nd ORDER LPF FAN FAN CONTROL FAN START 65 PROTECT MORE THAN 85 TEMPERATURE DETECTION HV HV PGM1 PGM1 GND...

Page 12: ...3dB 100 70 V PROTECTION OCP OTP CLIP YEL SIG GRN 10dB GRN 100 70V SWITCH PGM PRI TOGGLE 2nd ORDER LPF FAN FAN CONTROL FAN START 65 PROTECT MORE THAN 85 TEMPERATURE DETECTION HV HV PGM1 PGM1 GND 2 PWM...

Page 13: ...AN FAN CONTROL FAN START 65 PROTECT MORE THAN 85 TEMPERATURE DETECTION HV HV PGM1 PGM1 GND 2 PWM PGM1 VOLUME SPEAKER OUTPUT 0dB 12dB LPF 35kHz GAIN 0 3dB PROTECTION OCP OTP CLIP YEL SIG GRN 10dB GRN 1...

Page 14: ...GRN 100 70V SWITCH PGM PRI TOGGLE 2nd ORDER LPF FAN FAN CONTROL FAN START 65 PROTECT MORE THAN 85 TEMPERATURE DETECTION HV HV PGM1 PGM1 GND 2 PWM PGM1 VOLUME SPEAKER OUTPUT 0dB 12dB LPF 35kHz GAIN 0 3...

Page 15: ...d Power Less than 0 1 1 3 Power Less than 0 03 S N 20kHz LPF More than 103dB Frequency Response 1W 3dB 50Hz 20kHz Operating Temperature 10 C 40 C Operating Power 120VAC 60Hz 220 240VAC 50 60Hz 24VDC P...

Page 16: ...V 10k THD AES17 Rated Power Less than 0 1 1 3 Power Less than 0 03 S N 20kHz LPF More than 103dB Frequency Response 1W 3dB 50Hz 20kHz Operating Temperature 10 C 40 C Operating Power 120VAC 60Hz 220 24...

Page 17: ...DIGITAL POWER AMPLIFIER 15 DPA 300D 600D DPA 300DO 600DO DIMENSIONS DPA 300D DPA 300DO 600DO 440 367 482 88...

Page 18: ...DIGITAL POWER AMPLIFIER 16 DPA 300D 600D DPA 300DO 600DO DPA 600D 440 420 482 88...

Page 19: ...st is available by contacting your warranty provider Variations and Options Variations and Options Variations Products supplied through legitimate sources are compatible with local AC power requiremen...

Page 20: ...pany but rather a global company that is truly international in scope with factories and offices in Korea and China and sales and marketing operations located in Japan Europe and the U S A With more t...

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