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Page 1: ...m ONMM rpbo j kr i...
Page 2: ...7 5 3 4 Bridge mono mode 7 5 3 5 Bridge mono mode features 8 6 INSTALLATION 8 6 1 Mounting 8 6 2 Cooling 8 6 3 Operating voltage 8 6 4 Denmark 9 6 5 Grounding 9 6 6 Power consumption 9 6 6 1 Calculati...
Page 3: ...ings 3 Follow all instructions 4 Do not use this unit near water Do not spill water or other liquids into or on the unit Do not operate the amplifier while wet or standing in liquid 5 Clean only with...
Page 4: ...l output power if the input signal level is high enough PKRKO p Power amplifiers are capable of producing hazardous output voltages To avoid electrical s do not touch any exposed speaker wiring while...
Page 5: ...ator This indicator illuminates if the amplifier tries to operate above its maximum operating temperature 90 C The indicator first comes on as a warning to either turn down the input level or check th...
Page 6: ...or off switch OUT position See page 13 4 Input signal XLR Neutrik Combojack features also TRS phone jacks Pin 2 is hot see page 10 5 Link Output 3 pole screw terminal of Phoenix brand Connected in par...
Page 7: ...to 41dB in 3dB steps See the different settings for the DIP switches in the table below The three switches to the very left are for channel B and the three to the very right are for channel A RKNKO p...
Page 8: ...illoscope probes if you are bench testing Reverse operation of Channel B RKPKP q In tandem mode both channels inputs are linked and receive the same signal The tandem mode is active if the Link switch...
Page 9: ...Your amplifier uses a forced air cooling system to maintain a low and even operating temperature All fan cooled Lab gruppen amplifiers have front to rear airflow There are several reasons for this one...
Page 10: ...filter This filter needs the chassis ground for reference otherwise a current loop is formed via the signal ground Use the balanced input to avoid hum and interference SKS m There are three ways to d...
Page 11: ...5dB 1 3 of full power and a producing 700 watts per channel The 1 3 power per channel is accordingly 700 3 233 5 watts and total output 2 x 233 5 467 watts The power consumption according power consu...
Page 12: ...provided on each channel It is connected in parallel with the Neutrik Combo jack on each input TKNKO r To connect an unbalanced input source connect pins 1 and 3 in the cable s XLR plug ring and sleev...
Page 13: ...r that the speaker cable robs the power of the amplifiers in two ways by increasing the load impedance and by introducing resistive power losses WARNING To prevent from electric shock do not operate t...
Page 14: ...e features are inaudible All protection circuits are independent VKNKN i The clip limiter is included to prevent from dangerous clipped signals reaching the speaker and damaging it If an amplifier is...
Page 15: ...nds the outputs will un mute and return to normal operation unless the output signal has remained unchanged in which case the VHF protection will re initiate VKNKQ p All Lab gruppen amplifiers are com...
Page 16: ...rotection is not activated If it is remove possible high frequency oscillations from the relevant input Fault The amplifier goes into thermal protection when driven at low level Check that nothing cau...
Page 17: ...NN pmb fcf qflkp i K NS r j m ONMM s MKP OMMPJMOJOR...
Page 18: ...sibility for any loss due to cancellation of any events or rent of replacement equipment or costs due to third party or customer s loss of profit or any other indirect cost or losses however incurred...
