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OWNER’S MANUAL 

HR624 MK2

High Resolution Active Studio Monitor

Summary of Contents for HR624 MK2

Page 1: ...OWNER S MANUAL HR624 MK2 High Resolution Active Studio Monitor...

Page 2: ...s sure levels use hearing protectors while the equipment is in operation Ear plugs or protectors in the ear canals or over the ears must be worn when operating the equipment in order to prevent perman...

Page 3: ...s The HR624 MK2s have been redesigned with modern components for improved accuracy and an extended low frequency response InvestmentsinExcellence When we decided it was time to update the HR624s we tu...

Page 4: ...ttings ACOUSTIC SPACE WHOLE LOW FREQ 49Hz HIGH FREQ 0 except for the POWER MODE 6 switch Be sure it is set to the STANDBY position 1 Connect the line level monitor signal from your mixer preamp or oth...

Page 5: ...MODE 0 NORMAL AUTO ON 2dB 2dB STANDBY ON HIGH FREQ FILTER HALF WHOLE NORMAL QUARTER 80Hz LOW CUT 49Hz NORMAL B A C MAINS INPUT SIGNAL INPUTS BAL UNBAL XLR PHONE RCA C B A RISK OF ELECTRIC SHOCK DO NO...

Page 6: ...for another one Save your sales receipt in a safe place Also record all HR624 MK2 serial numbers in the space provided on the next page alongwithwhereandwhen youboughtthem Placement The HR624 MK2s we...

Page 7: ...es whose need for differentiation expert technical and marketing support and a true multi channel standard is becoming a competitive fact of life Again THX has a singular solution and this time it s c...

Page 8: ...the A position to reduce the low frequency output by 4 dB to compensate for the quarter space placement If you use the HR624 MK2s free standing away from walls and corners whole space 3C set the ACOU...

Page 9: ...W CUT 49Hz NORMAL B A C THX 80Hz The LOW FREQ FILTER switch inserts a low frequency rolloff into the response curve For some applications the low frequency output of the HR624 MK2 may impair your abil...

Page 10: ...ets them to automatic mode Use this switch to set the HR624 MK2s to your preferred mode of operation and use the front panel power 9 switch for convenience In the STANDBY position the power amplifiers...

Page 11: ...ncy the frequency response falls at 24 dB octave or more The HR624 MK2 is a bass reflex 6th order system Rather than use ports the vent takes the form of a passive radiator a mass loaded flat piston c...

Page 12: ...wer switch turns the HR624 MK2 on even when there is no signal present If there is no signal after about two minutes the auto off function is activated and the amplifiers go into Standby mode indicate...

Page 13: ...y induced noise like EMI and RFI Route the cable away from AC power cords and outlets These are common sources for hum in an audio signal Wall warts and line lumps are especially insidious hum inducer...

Page 14: ...onnector plugged completely into the jack If using a 1 4 TS or TRS plug make sure it is plugged all the way in Is it loud and distorted Reduce the signal level at the mixer If possible listen to the s...

Page 15: ...Tech Support department at 1 800 898 3211 normal business hours Pacific Time to explain the problem They will tell you where the nearest factory authorized service center is located in your area Serv...

Page 16: ...Auto Reset Muting 5 seconds at turn on Signal Sense Threshold 74 dBu 0 155 mV Driver Protection Independent LF and HF Detection Overall Compression HR624 MK2 Specifications Enclosure Materials and Con...

Page 17: ...V 50 60 Hz Rated Power For UL 6500 CSA E65 94 EN 60065 130 watts Physical Properties Height 13 1 in 33 3 cm Width 8 6 in 21 9 cm Depth Enclosure 10 3 in 26 2 cm Depth Overall 12 6 in 31 9 cm Internal...

Page 18: ...FF CONTROL MUTE THERMAL SWITCH LOW AC VOLTS SENSE POWER SWITCH FRONT PANEL POWER MODE SWITCH HIGH MUTE OFF LOW MUTE ON MACKIE HR624 MK2 BLOCK DIAGRAM 030507 OUTER SPACE 120V 240V FUSE POWER RING POWER...

Page 19: ...ice representative will at its option either repair or replace any such nonconforming product provided that Customer gives notice of the noncompliance within the Warranty Period to the Company at www...

Page 20: ...Road NE Woodinville WA 98072 USA United States and Canada 800 898 3211 Europe Asia Central and South America 425 487 4333 Middle East and Africa 31 20 654 4000 Fax 425 487 4337 www mackie com E mail s...

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