Krell Industries KRC-HR Owner'S Reference Manual Download | Manualshive

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Summary of Contents for KRC-HR

Page 1: ...Leader in Audio Engineering KRC HR PREAMPLIFIER OWNER S REFERENCE ...

Page 2: ...N UNPACKING THEATER THROUGHPUT SETUP BASIC INSTALLATION INPUT OUTPUT CONNECTIONS REAR PANEL DESCRIPTION BASIC PREAMPLIFIER OPERATION FRONT PANEL DESCRIPTION REMOTE CONTROL PROTECTION CIRCUITRY INDICATORS QUESTIONS AND ANSWERS SPECIFICATIONS WARRANTY AND SERVICE ...

Page 3: ...l help insure satisfactory operation and a long life for the KRC HRand related system components This Owner s Reference is divided into several sections each designed to perform a different function As you read through the Owner s Reference you will become better acquainted with the features and functions that make the KRC HRa superb value A Question and Answer section is included where answers to...

Page 4: ...e not included please contact your authorized dealer immediately for assistance 3 Removefrom the plastic bags the preamplifier power supply remote control and power supply cable connectors NOTE Save all packing materials If you must ship your KRC HRin the future repack the unit with the power supply and remote control in its original packing to prevent damagein transit CAUTION Do not connect the p...

Page 5: ...y Then tighten all screws firmly starting with the side screws and finishing with the top screws SETTING THE 4 INPUT FOR THROUGHPUTFUNCTIONS This procedure should be done with the unit OFF a Remove the KRC HR top cover screws with the T 15 Torx wrench supplied b Locate the switch towards the front of the board that is labeled S4 Proc Set the dip switch to the proc processor position NOTE The defau...

Page 6: ...OUTLET FAILURE TO FOLLOW THE CONNECTION SEQUENCE WILL CAUSE DAMAGE TO THE KRC HR 4 Plug the AC cord into the receptacle on the back of the power supply Plug the remaining end into the wall ACreceptacle NOTE While the KRC HR has superb regulation and does not require a dedicated AC circuit we strongly advise against any connections through extension cords or multiple AC adaptors High quality 15 amp...

Page 7: ... processor to the 4 input When 4 is selected the KRC HRwill act as a unity gain throughput no change in level for this input All control of level will now be performed by the A V surround processor 4 Connect the main output of the KRC HR to the input of your power amplifier The KRC HRhas both balanced outputs via XLR connectors and single ended outputs via RCAconnectors The pin assignment for the ...

Page 8: ...lled S 2 S 3 S 4 Two balanced inputs via standard XLRconnectors B 1 B 2 Tape input via standard RCAconnectors MAIN OUTPUTS Single ended RCAoutput connectors Balanced XLR output connectors Balanced XLRoutput pin configuration Pin 1 Shield ground Pin 2 Non inverting hot Pin 3 Inverting TAPE OUTPUT Record output via RCAconnectors 7 ...

Page 9: ...ontrol clockwise until you reach a comfortable listening level 7 When changing sources return to the Mute position and or lower the volume This insures that the next source you play will not be potentially damaging to your system with a high output level THEATER THROUGHPUT The 4 input of the KRC HR can be set to operate as a unity gain stage This removes the KRC HRvolume control from the signal pa...

Page 10: ...IONS TAPE PHASE GAIN MUTE L BALANCE R BALANCE VOLUME Selects tape input and allows monitoring of tape return Inverts absolute polarity of the main output 180 degrees LEDilluminates when polarity is reversed Low 6dB High 12dB LEDilluminates in High position No signal output when LEDis on Left channel attenuation in 1 dB increments and OFF Right channel attenuation in 1 dB increments and OFF Stepmot...

Page 11: ...tical to the front panel functions BATTERY INSTALLATION Batteries should be replaced when the KRC HRfunctions from the remote control become intermittent 1 Remove the four hex head screws from the back of the control with the T 10 torx supplied 2 Remove the back plate to expose the battery storage compartment 3 Replace batteries Refer to the polarity markings while inserting batteries for proper i...

Page 12: ...n 5 seconds of removing the suspect input If the cabling appears to be sound try another source component into the suspect input If the KRC HRLED continues to flash unplug the unit and contact your dealer or KRELL If the problem ceases have the component originally connected to that input checked out at your dealer or at the factory 2 If the KRC HR smonitoring circuitry recognizes a short at the o...

Page 13: ...ease consult your dealer or KRELL Q Can the KRC HRbe used to control more than one system A Yes the KRC HRhas both single ended and balanced outputs that can be used simultaneously to control two different systems but both systems will play from the same input at identical volume settings Q When I select the B 1 input on the KRC HR one channel seems to have less gain than the other Is something wr...

Page 14: ...heck the fuse in the back of the power supply If there is a break in the wire inside the fuse replace it If there is no break in the fuse call your dealer or KRELL If when you replace the fuse the unit powers up and shuts off shortly thereafter call the factory Q When I push the function buttons on the KRC HR remote control the preamp does not respond What should I do A Check the batteries and cha...

Page 15: ...n 01 INPUT IMPEDANCE 47 000 Ohms 47K Ohm OUTPUT IMPEDANCE 5 Ohms OUTPUT VOLTAGE 14 volts R M S DIMENSIONS Unit 19 0 Wide 14 5 Deep 2 75 High with feet Power Supply 1 1 Wide 9 Deep 2 5 High All operational features functions and specifications and policies are subject to change without notification 14 ...

Page 16: ...of regulations within a specific country Please check with your Distributor for a complete understanding of the warranty in your country Freight to the factory is your responsibility Return freight within the United States is included in the warranty If you have purchased your KRELLproduct outside the United States and wish to have it serviced at the factory all freight and associated charges to t...

Page 17: ...l for the return shipment Krell will bill you for such if the unit was shipped in non standard packing or if the original packing is so damaged as to be unuseful Should you need to purchase additional packaging please contact your authorized KRELL Dealer Distributor or KRELL for assistance IMPORTANT If you think there are problems with your unit please contact your Dealer Distributor or the factor...

Page 18: ...KRELL 45 Connair Road Orange CT 06477 3650 USA 203 799 9954 Fax 203 799 9796 1997by Krell Industries Inc All rights reserved P N 1960602000023 ...

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