Soundchoice PROAudio 2120A Operation Manual Download Page 11 | Manualshive

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8. BLOCK DIAGRAM

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Summary of Contents for 2120A

Page 1: ...in the optimum resultsfrom this unit We also recommend that you keep this manual handyfor future reference 2 CHANNEL AMPLIFIER 2120A CH1 ON OFF CH 2 VOLUME 1 2 3 4 5 6 7 8 9 10 0 CH 1 VOLUME 1 2 3 4 5 6 7 8 9 10 0 CLIP PROT TEMP CH2 SIGNAL CLIP PROT TEMP SIGNAL POWER 2120A 2 CHANNEL AMPLIFIER ...

Page 2: ...UTIONS 3 2 GENERAL DESCRIPTION 5 3 FEATURES 5 4 NOMENCLATURE AND FUNCTIONS 4 1 Front Panel 2U 6 4 2 Rear Panel 2U 7 5 CONNECTIONS 6 7 APPLICATIONS 10 8 BLOCK DIAGRAM 11 9 SPECIFICATIONS 12 10 DIMENSIONAL DIAGRAM 13 8 9 MACHINE OPERATION ...

Page 3: ...g so may result in fire or electric shock Be sure to replace the unit s terminal cover after connection completion Because high voltage is applied to the speaker terminals never touch these terminals to avoid electric shock Be sure to ground to the safety ground earth terminal to avoid electric shock Never ground to a gas pipe as a catastrophic disaster may result Avoid installing or mounting the ...

Page 4: ...When the Unit is in Use Do not place heavy objects on the unit as this may cause it to fall or break which may result in personal injury and or property damage In addition the object itself may fall off and cause injury and or damage Make sure that the volume control is set to minimum position before power is switched on Loud noise produced at high volume when power is switched on can impair heari...

Page 5: ...S these sleek attractive units provide a compact solution for system amplification and distribution Both balanced and unbalanced line inputs make it selectable for installer balanced line output feeds to another power amplifier as well as secures the signal transmission is less noise and longer distance 70V 100V and 4ohm speaker outputs are convenient for installation when selection different spea...

Page 6: ...t the protection the device starts normal operation 4 PROT CH1 CH2 Equipment normal working hours lights out when the output connection overload more than 1 6 times the rated output power will disconnect the output protection device 5 CLIP CH1 CH2 Clip lit when max wattage output output signal distortion 6 SIGNAL CH1 CH2 Signal indicator When lit input signal is detected 7 POWER Power indicator 3 ...

Page 7: ... output music signal unbalanced output use of non equilibrium 6 35TRS jack 14 LINE CASCADE OUTPUT CORLEONE SOCKET XLR output signal of power amplifier 15 COOLING FANS 16 GROUND LIFTER Earth line ground or lift switch Enable the switch to GND position when one unit is used disable the switch LIFT when several units are used to avoid noise caused by several earth line grounded 8 9 10 15 16 7 13 14 1...

Page 8: ...70V 100V COM 4 SPEAKER CONNECTIONS 4 5 CONNECTIONS 2120A 41 70V 2120A 83 70V LINE 70V 100V COM 4 70V 100V COM 4 100V LINE 8 ...

Page 9: ...load output if the LED is not ligh ting please check the input circuit When you start the machine it will run into auto checking condition its protection LED yellow will shine 3 seconds If the protection time is too long please check the machine or contact with our distribution of your local place Do not open and close the machine frequently Reopen should be after 10 seconds Power supply should ma...

Page 10: ...C INPUTS MIC LINE INPUTS P T T 1 2 3 4 5 6 7 8 9 10 INSIDE AC DC FUSE 220VAC DC POWER 24V MAX 0 6A PUBLIC ADDRESS S YSTEM SERIAL NO 2 1 3 7 4 52 4 2 GND PRIORITY CHIME LED PWR MIC INPUT 1 3 5 6 7 1 3 6 CHIME REMOTE MODEL NO T 2S01 PRE AMPLIFIER 2 OUTPUTS 1 1 2 3 1 2 3 240V 50Hz 400W T6 3AL 250V GND LIFT INPUTS LINK XLR BAL 1 GND 2 HOT 3 COLD CH 2 LINK CH 1 LINK CH 2 INPUTS CH 1 INPUTS OUTPUTS 1 OU...

Page 11: ...8 BLOCK DIAGRAM EB PA 100V 70V 4 COM CH2 LINK CH2 INPUTS TO EB PA CH1 LINK CH1 INPUTS TO POWER Z 240V 50Hz PT 100V 70V 4 COM 11 ...

Page 12: ...ATIO T H D RADIATOR METHOD INDICATORS 4 70V 100V 775mV 0dB 50Hz 15KHz 3dB 90dB 1 Compulsive wind cooling Power Signal Protection and Overheat Power Overheat Overload and short circuit DIMENSION mm NET WEIGHT GROSS WEIGHT 484X358X88 POWER CONSUMPTION POWER REQUIREMENTS 240V 50Hz 2120A 2X120W 16 5Kg 14 3Kg 400W 12 ...

Page 13: ...AL CLIP PROT TEMP SIGNAL POWER 2120A 2 CHANNEL AMPLIFIER 1 2 3 1 2 3 240V 50Hz 400W T6 3AL 250V GND LIFT INPUTS LINK XLR BAL 1 GND 2 HOT 3 COLD CH 2 LINK CH 1 LINK CH 2 INPUTS CH 1 INPUTS OUTPUTS 1 OUTPUTS 2 70V 70V COM COM 4 4 100V 100V N17795 CH1 ON OFF CH 2 VOLUME 1 2 3 4 5 6 7 8 9 10 0 CH 1 VOLUME 1 2 3 4 5 6 7 8 9 10 0 CLIP PROT TEMP CH2 SIGNAL CLIP PROT TEMP SIGNAL POWER 2120A 2 CHANNEL AMPL...

Page 14: ...PUBLIC ADDRESS SYSTEM VersionV0 1 ...

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