PROEL acdt120 Instruction Manual Download Page 9 | Manualshive

Page: 9 / 22

PROEL acdt120 Instruction Manual Download Page 9

•

We inform our customers that if DC power supply is supplied by a
battery, the unit won’t be able to recharge the battery.

•

When the amplifiers is powered by 24 V DC, amplifier nominal power
will be reduced by 20%.

2. Input connections

•

MICROPHONE CONNECTION:
Despite the kind of microphones you’re using, please always use a
shielded wire.
Please see the following drawings for details about the different
wirings:

Unbalanced low impedance microphone:

Balanced low impedance microphone:

Unbalanced 1/4" TS jack connection.

«
...
7
8
9
10
11
...
»

Summary of Contents for acdt120

Page 1: ...INSTRUCTION MANUAL PA Combo Amplifiers ACDT120 ATT120 ...

Page 2: ...ating and maintenance servicing instruction in the literature accompanying the appliance Please carefully read the owner s manual INSTRUCTIONS All safety and operating instructions should be read before the product is operated Retain these instructions All safety and operating instructions should be retained for future reference This owner s manual should be considered as a part of the product and...

Page 3: ...ower source type specified in this owner s manual or on the unit If the supplied AC power cable plug is different from wall socket please contact an electrician to change the AC power plug Grounding or Polarization All precautions must be observed in order to avoid grounding or polarization defeating Unit metal parts are grounded through the AC power cord If the AC power outlet doesn t have ground...

Page 4: ...n fire or electric shock Damages requiring services Don t attempt to do operations not described in this user s manual In following cases please refer to an authorized maintenance center or skilled personnel When the unit works improperly or it doesn t work at all If power cord or plug are damaged If liquid has spilled or objects have fallen into the unit The unit has been exposed to rain The unit...

Page 5: ... sources like sun light Non properly ventilated places Disconnect the power cord during storms or when the unit is not used In order to prevent fire and electric shock risks it s necessary to keep the unit far from sprinkling and drops Please don t put cups vases or other object containing liquids over the unit In case of interferences from source signal THD value will raise over 10 Don t place th...

Page 6: ...player sections ACDT120 built in Each section has its own independent power switch and volume control Digital tuner with 14 FM memories and 7 AM memories and cassette recorder ATT120 sections built in Each section has its own independent power switch and volume control Master volume control Bass and Treble tone controls LED level indicator Four balanced microphone inputs two aux inputs displaced o...

Page 7: ...e control 5 Digital tuner section 6 Digital tuner On Off switch 7 Tone controls BASS and TREBLE 8 MIC 1 4 volume controls 9 MIC 1 1 4 jack unbalanced low impedance 30 600 Ω input 10 AUX 1 and AUX 2 volume controls 11 CD player Cassette recorder section 12 CD player Cassette recorder volume controls 13 CD player On Off switch ...

Page 8: ...s Tuner CD player etc 7 FM antenna connector 8 AM loop antenna 9 Constant impedance constant voltage speakers output 10 Grounding terminal 5 INSTALLATION 1 24V DC emergency power connection generator or battery Use terminals 3 of fig 2 In case of AC power fault or black out the unit will be powered by 24 V DC with automatic and silent switchover to backup power Note to activate this feature switch...

Page 9: ...y 24 V DC amplifier nominal power will be reduced by 20 2 Input connections MICROPHONE CONNECTION Despite the kind of microphones you re using please always use a shielded wire Please see the following drawings for details about the different wirings Unbalanced low impedance microphone Balanced low impedance microphone Unbalanced 1 4 TS jack connection ...

Page 10: ...aker and connect the proper impedance terminal to positive post fig 2 ref 9 To obtain the best performances total speakers impedance connected to the line should be equal to the amplifier output impedance The speakers power sum should not be lower than the amplifier output power We suggest you to don t use long cables Anyhow for longer distances application use a thicker cable CONSTANT VOLTAGE LIN...

Page 11: ...he playback level will raise turning it counter clockwise it will be lower 6 TUNER SECTION PROGRAM LISTENING Radio station can be manually or automatically selected AUTOMATIC STATION SEARCH This function can only be used with a strong signal without interferences a Press the BAND key to select desired band AM or FM b Pressing the UP or DOWN key for about 5 seconds automatic station search starts a...

Page 12: ... 6 7 1 2 3 4 5 6 7 Key pressed once Displayed Number 9 10 11 12 13 14 15 Key pressed twice Key AM 1 2 3 4 5 6 7 Displayed Number 1 2 3 4 5 6 7 Key pressed once STORING RADIO STATIONS After tuning the desired station to store a music program press the ME memory key once for memories from 1 to 7 twice for memories from 9 to 15 followed by the number chosen to store the radio station There are only 7...

Page 13: ...me key After some seconds the display will show the CD track content now it s possible to begin the CD playback pressing play pause key Functions OPEN CLOSE Press this key to open close the CD tray PLAY PAUSE This key starts stops track playback LEVEL This control serves to set CD player volume STOP This key stops CD playback B SKIP REV Pressing this key once playback starts from the beginning of ...

Page 14: ...back Note It s possible to insert in a program up to 18 tracks 8 CASSETTE RECORDER Model ATT120 only a Press the EJECT key to open the cassette door please insert the cassette to be played with open side facing down as showed in the following picture b Close the cassette door by pressing it forward softly c With the cassette side A towards the user pressing the FPLAY key side A playback will start...

Page 15: ...y recording will begin on the side turned towards the user the direction indicator will stop flashing and it will show the corresponding direction Pressing the RPLAY key the function will be the same but recording will be done on the other side of the cassette 7 TROUBLESHOOTING Problem Solution LED is not lit when the POWER switch is ON Check that AC plug is firmly connected Check that the fuse is...

Page 16: ...ation and band Output radio signal is discontinuous with hum and noises It frequently depends on neon light lamps engines and electric appliances generated interferences LED level indicator shows signal but no signal is output Turn off the unit for some seconds thus resetting the protection circuit that probably has been turned on and turn the unit on again Check all input output connections If th...

Page 17: ...onic distortion Less than 3 1000Hz at full RMS power Signal to noise ratio 80 dB Tone controls BASS 10 dB 100Hz TREBLE 10 dB 10KHz Controls INPUT 1 INPUT 4 volume control AUX 1 volume control AUX 2 volume control TONES BASS TREBLE MASTER output volume control TUNER volume control CD player volume control CASSETTE volume control Indicators Power on LED Output power level LED ladder AC power 230 V A...

Page 18: ...9 Typical hookup diagrams ...

Page 19: ...Unit use as pre amplifier Unit use as amplifier ...

Page 20: ...Unit external equalization for radio CD player and microphone signals Note The unit is supplied with a removable jumper between rear panel RECV input and SEND output ...

Page 21: ...dards EN 50082 1 1997 EN 55013 1990 EN 55020 1994 it is also in compliance with Directive 73 23 EEC Low Voltage and following modifications 93 68 EEC as the following standard EN 60065 1998 Proel SpA pursue a policy of continuous research and development Proel SpA reserve the right to modify product circuitry and appearance at any moment without prior notice ...

Page 22: ...PROEL S p A World Headquarters Factory Via alla Ruenia 37 43 64027 Sant Omero Te Italy Tel 39 0861 811241 Fax 39 0861 887862 E mail info proelgroup com installation proelgroup com ...

Reviews:

No comments