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Definition of Terms,

continued

Krell Current Mode
A proprietary Krell circuit topology in which the audio gain stages
of a component operate in the current rather than voltage domain.
This unique technology provides the component with exceptional
speed and a wide bandwidth.

TECHNOLOGY

Krell KAV–300iL

3

Summary of Contents for KAV-300IL

Page 1: ...Instructions for Use Owner s Reference THE LEADER IN AUDIO ENGINEERING KAV 300iL Remote Control Integrated Amplifier ...

Page 2: ...irective 73 23 EEC Do not place the integrated amplifier where it could be exposed to dripping or splashing The ventilation grids on the top and bottom of the KAV 300iL must be unobstruct ed at all times during operation Do not place flammable material on top of or beneath the component When making connections to this or any other component make sure all compo nents are off Turn off all systems po...

Page 3: ...Battery Installation and Removal 13 Remote Control Functions 13 CONNECTING THE KAV 300iL TO YOUR SYSTEM 15 Connection Steps 15 OPERATING YOUR KAV 300iL 16 Amplifier Operation 16 Tape Input and Output 17 OPTIONAL CONFIGURATIONS 18 Configuring the KAV 300iL for Theater Throughput 18 HOW TO TROUBLESHOOT SYSTEM NOISE 20 QUESTIONS AND ANSWERS 21 WARRANTY 22 RETURN AUTHORIZATION PROCEDURE 23 SPECIFICATI...

Page 4: ...iv Krell KAV 300iL Illustrations FIGURE 1 The KAV 300iL Front Panel 6 FIGURE 2 The KAV 300iL Back Panel 9 FIGURE 3 The KAV 300iL Remote Control 12 Page ...

Page 5: ...d very close together This shortens signal paths and allows circuit elements to operate at the same temperature resulting in more accurate signal transfer and enhanced reliablilty The KAV 300iL is easy to operate and integrate into your system The remote control accesses all amplifier functions and remote control connection options allow the KAV 300iL to be easily con nected with other components ...

Page 6: ... A two wire input or output circuit Use care when using single ended connections as the ground connection is made last and broken first Turn the system off prior to making or breaking single ended connections Single ended connections are not recom mended for connections requiring long cable runs Off The component is off when the AC power cord is unplugged from the wall receptacle Stand by Mode A l...

Page 7: ...A proprietary Krell circuit topology in which the audio gain stages of a component operate in the current rather than voltage domain This unique technology provides the component with exceptional speed and a wide bandwidth TECHNOLOGY Krell KAV 300iL 3 ...

Page 8: ...AGC 8 1 KAV 300iL remote control 1 CR2025 lithium battery Grasp the underside of the amplifier and lift it straight out of the packing box Place the amplifier in a safe location and remove the protective plastic wrapping If any of these items are not included please contact your authorized Krell dealer Save all packing materials If you must ship your KAV 300iL in the future repack the unit in its ...

Page 9: ...tilation grids remain unobstructed Place the amplifier as close to the loudspeakers as possible and keep loudspeaker cable lengths to a minimum Loudspeaker cable adds impedance to the load the amplifier must drive regardless of the cable s gauge All Krell amplifiers drive the lowest impedances with ease but long loudspeaker cables reduce the maximum power that can be delivered to the loudspeakers ...

Page 10: ...de Indicators 8 Mute Button 9 Mute LED Volume Adjustment Functions 10 Level Up and Down Buttons 11 Front Panel Display Power 1 Power Button 2 Power LED 3 Stand by LED 4 Infrared Sensor Analog Devices 5 S 1 S 2 S 3 and B 1 Buttons and LED 6 Tape Button 7 Tape LED ...

Page 11: ...ational mode 4 Infrared Sensor The infrared sensor receives commands from the KAV 300iL remote control For proper remote control operation make sure the infrared sensor is clear of any obstructions 5 S 1 S 2 S 3 and B 1 Buttons and LEDs Use these buttons to select a balanced analog source component B 1 via an XLR connector or a single ended analog source com ponent S 1 S 2 or S 3 via single ended ...

Page 12: ...e LED illuminates when you press the mute button or mute key 28 on the remote control 10 Level Up and Down Buttons The volume level buttons adjust the amplifier output level which is indicated numerically on the front panel display range is 0 151 11 Front Panel Display The front panel display shows volume and balance levels and Theater Throughput status MODE INDICATORS VOLUME ADJUSTMENT FUNCTIONS ...

Page 13: ...ER SERVICEABLE PARTS INSIDE KAV 300iL Amplifier Channel Outputs 12 Left and Right Loudspeaker Outputs Analog Inputs 13 Left and Right Balanced Analog Inputs 14 Left and Right Single Ended Analog Inputs 15 Left and Right Tape Inputs Analog Outputs 16 Left and Right Tape Outputs 17 Left and Right Preamp Outputs Remote Connections 18 RC 5 In 19 12 VDC Out 20 12 VDC In Power 21 IEC Connector 22 Line F...

Page 14: ...ingle ended tape inputs via RCA connectors 16 Left and Right Tape Outputs The KAV 300iL is equipped with a pair of single ended tape outputs via RCA connectors 17 Left and Right Preamp Outputs The KAV 300iL is equipped with a pair of single ended pre amplifier outputs 18 RC 5 In The KAV 300iL is equipped with an RC 5 input that makes custom installation easy and secure by accepting baseband RC 5 i...

Page 15: ...to 30 ma Consult the owner s reference of the components used in a custom installation to take full advantage of the remote capability of the KAV 300iL 21 IEC Connector The connector is for use with the provided IEC standard 15 amp power cord 22 Line Fuse The 50 60 Hz line fuse protects the KAV 300iL against short cir cuits from the external AC power 23 AGC 8 Fuses The AGC 8 fuses protect the KAV ...

Page 16: ...t Keys 27 Tape Key Output Control Functions 29 Mute Key 29 Vol Volume Keys 30 Bal Balance Keys Note Remote control keys listed above function with the KAV 300iL Other keys on this remote control may activate other Krell components Consult the Krell reference manual for each model to review your component s full remote control capabilities ...

Page 17: ... will scratch the remote control finish 3 Place the battery positive side up in the battery tray 4 Slide battery compartment back into the remote until you hear a click The remote control is ready for operation Replace battery when remote control function becomes intermittent Remove battery if the remote control is not used for a long period of time Battery leakage can damage the remote control Th...

Page 18: ... adjust the amplifier output level which is indi cated numerically on the front panel display 11 range is 0 151 30 Bal Balance Keys Use these keys to shift the balance to the left or the right channel Balance level is indicated in the front panel display 11 To display balance push any key on the remote The front panel display indicates C when the system is balanced If the system is not balanced th...

Page 19: ...ier channel These connectors accept bare wire pins or spade lugs Use the red terminal for the positive connection and the black terminal for the negative connection 4 Connect the left and right outputs of your source components to the appropriate analog inputs 13 14 on the KAV 300iL The KAV 300iL is equipped with one balanced input B 1 three single ended inputs S 1 S 2 or S 3 and one tape input 15...

Page 20: ...o switch all sources with the preamplifier level either muted or fully attenuated Do not change inputs to the amplifier while the amplifier is on Krell amplifiers have large reserves of clean power and can safely drive loudspeakers to higher sound pressure levels than other amplifiers However use care when setting high playback levels and lower the vol ume level at any sign of loudspeaker distress...

Page 21: ...he tape button 6 or tape key 27 on the remote control to switch between the tape recorder output red tape monitor LED 7 illuminated and the input source red tape monitor LED 7 not illuminated 3 Use the tape output to create a processor loop when the KAV 300iL is connected to a graphic equalizer or other ancil lary equipment To activate this function connect the equip ment to the KAV 300iL tape out...

Page 22: ...lease the button 5 for the device you wish to configure for Theater Throughput The LED illuminates 3 Press the button again and hold it for four seconds The front panel display 11 shows thr Make sure the level on the source component is set to zero when configuring the KAV 300iL input set for Theater Throughput Source components without level controls should not be connected to an input configured...

Page 23: ... outputs 17 These outputs enable the KAV 300iL to be used as a preamplifier when it is connected to a separate amplifier The amplifier channel outputs are always active even when the KAV 300iL is being used only as a preamplifier Optional Configurations continued Note Preamplifier Output ...

Page 24: ...ck all cable terminations making sure they have solid sol der joints and are of sound construction 2 With the amplifier off remove the interconnect cables then turn the amplifier on If the hum disappears turn the amplifier off and reinsert one of the interconnect cables Turn the amplifier back on If the hum reappears with one or both cables reinserted there may be a defective cable Have the interc...

Page 25: ...See How to Troubleshoot System Noise on page 19 If the interconnects and cables are sound you may be experiencing a ground loop This can often be easily eliminated Please contact your authorized Krell dealer distributor or Krell for suggestions on how to solve this problem Q When I use the KAV 300iL s Theater Throughput capability with my surround sound processor where should I set the volume on t...

Page 26: ... wish to have it serviced at the factory all freight and associated charges to the factory are your responsibility Krell will pay return freight to the U S A based freight forwarder of your choice Freight and other charges to ship the unit from the freight forwarder to you are also your responsibility Krell is not responsible for any damage incurred in transit Krell will file claims for damages as...

Page 27: ...e been made in advance Proof of pur chase will be required for warranty validation at the time of hand delivery Use the original packaging to ensure the safe transit of the product to the factory dealer or distributor Krell may at its discretion return a product in new packaging and bill the owner for such pack aging if the product received by Krell was boxed in nonstandard packaging or if the ori...

Page 28: ...ectors TAPE INPUT AND OUTPUT 1 pair single ended via RCA connectors OUTPUT VOLTAGE Peak to peak 138 V OUTPUT POWER 8 Ohms 200 W 4 Ohms 400 W REMOTE CONTROL 1 handheld wireless remote 1 12 VDC Out In 12 V trigger 1 RC 5 input via a DC power connector DIMENSIONS 17 3w x 3 5h x 17d in 50w x 8 9h x 43 2d cm WEIGHT Shipping 36 0 lb 16 4 kg Unit only 31 0 lb 14 1 kg Krell Industries Inc 45 Connair Road ...

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