Crown K Series Operation Manual
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Crown K Series Operation Manual

K series power amplifiers
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Operation Manual

Obtaining Other Language Versions: To obtain information in another language about the use of this product, please contact your
local Crown Distributor. If you need assistance locating your local distributor, please contact Crown at 574-294-8000.
This manual does not include all of the details of design, production, or variations of the equipment. Nor does it cover every possible
situation which may arise during installation, operation or maintenance.
The information provided in this manual was deemed accurate as of the publication date. However, updates to this information may have
occurred. To obtain the latest version of this manual, please visit the Crown website at www.crownaudio.com.
Trademark Notice: Crown and Amcron are registered trademarks of Crown International. BCA is a trademark of Crown International.
Other trademarks are the property of their respective owners.
K Series
B A L A N C E D C U R R E N T A M P L I F I E R
B A L A N C E D C U R R E N T A M P L I F I E R
B A L A N C E D C U R R E N T A M P L I F I E R
B A L A N C E D C U R R E N T A M P L I F I E R
Some models may be exported under the name Amcron.
©2002 by Crown Audio, Inc. P.O. Box 1000, Elkhart, Indiana 46515-1000 U.S.A. Telephone: 574-294-8000
K1
15
15
13
13
15
15
13
13
17
17
11
11
17
17
11
11
TLC
TLC
19
19
9
9
19
19
9
9
21
21
7
7
21
21
7
7
Clip
Clip
K2
25
25
5
5
25
25
5
5
IOC
IOC
Enable
Enable
30
30
3
3
30
30
3
3
45
45
1
1
45
45
1
1
Signal
Signal
100
100
0 dB
0 dB
100
100
0 dB
0 dB
1
1 1
1
2
2
®
102010-6
03/02

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Summary of Contents for Crown CROWN K Series

  • Page 1: Operation Manual

    Trademark Notice: Crown and Amcron are registered trademarks of Crown International. BCA is a trademark of Crown International. Other trademarks are the property of their respective owners. ©2002 by Crown Audio, Inc. P.O. Box 1000, Elkhart, Indiana 46515-1000 U.S.A. Telephone: 574-294-8000 K Series...

  • Page 2: Important Safety Instructions

    Important Safety Instructions Read these instructions. Keep these instructions. Heed all warnings. Follow all instructions. Do not use this apparatus near water. Clean only with a dry cloth. Do not block any ventilation openings. Install in accordance with the manufacturer’s instruc- tions.

  • Page 3: Table Of Contents

    K Series Power Amplifiers Table of Contents Important Safety Instructions ... 2 Table of Contents ... 3 1 Welcome ... 4 1.1 Features ... 4 2 How to Use This Manual ... 4 3 Setup ... 5 3.1 Unpack Your Amplifier ... 5 3.2 Install Your Amplifier ...

  • Page 4: Welcome

    page 4 B A L A N C E D C U R R E N T A M P L I F I E R B A L A N C E D C U R R E N T A M P L I F I E R B A L A N C E D C U R R E N T A M P L I F I E R B A L A N C E D C U R R E N T A M P L I F I E R 1 Welcome...

  • Page 5: Setup

    K Series Power Amplifiers 3 Setup 3.1 Unpack Your Amplifier Please unpack and inspect your amplifier for any damage that may have occurred during transit. If damage is found, notify the transpor- tation company immediately. Only you can ini- tiate a claim for shipping damage. Crown will be happy to help.

  • Page 6: Choose Input Wire And Connectors

    3 Setup 3.4 Choose Input Wire and Connectors Crown recommends using pre-built or profes- sionally wired, balanced line (two-conductor plus shield), 22-24 gauge cables and connec- tors. Use either 3-pin male XLR connectors or TRS phone connectors. Figure 3.3 shows connector pin assignments for balanced wiring, and Figure 3.4 shows connec- tor pin assignments for unbalanced wiring.

  • Page 7: Set Up And Wire Your System

    K Series Power Amplifiers 3 Setup 3.6.2 Set Input Sensitivity 3.6 Set Up and Wire Your System Set the Input Sensitivity switches of each chan- First, turn down the Level controls (fully coun- nel to the desired setting (see Figure 3.7). Two terclockwise) and turn off the amplifier.

  • Page 8: Y" Mono Input To Dual Outputs

    CH 2 CH 2 page 8 Figure 3.10 Wiring for “Y” Mono Input, CH 1 Dual Output Figure 3.11 Wiring for “Y” Mono Input , Bridge-Mono Output CH 1 K Series Power Amplifiers 3.6.5 “Y” Mono Input to Dual Outputs If you want to feed a mono audio signal to two channels, each with its own level control, set the “Y”...

  • Page 9: Connect To Ac Mains

    K Series Power Amplifiers 3 Setup 3.7 Connect to AC Mains Connect your amplifier's power cord to the AC mains power source (power outlet). WARNING: The third prong of this con- nector (ground) is an important safety feature. Do not attempt to disable this ground connection by using an adapter or other methods.

  • Page 10: Front Panel Controls And Indicators

    4 Operation 4.2 Front Panel Controls and Indicators Figure 4.1 below points out the controls, indi- cators and connectors on the front panel of the K Series amplifiers. The K1 and K2 look identi- cal except for product nameplates and fuse specifications.

  • Page 11: Back Panel Controls And Connectors

    K Series Power Amplifiers 4 Operation 4.3 Back Panel Controls and Connectors Figure 4.3 below points out the controls and connectors on the back panel of the K Series amplifiers. The K1 and K2 look identical except for product nameplates and fuse specifications. E.

  • Page 12: Advanced Features And Options

    5 Advanced Features NOTE: For detailed information about these Crown amplifier features, please consult the Crown Amplifier Application Guide, available on the Crown website at www.crownaudio.com. 5.1 Protection Systems Your Crown amplifier provides extensive protection sys- tems, including protection against shorted outputs, open circuits, DC, mismatched loads, general overheating, high-frequency overloads and internal faults.

  • Page 13: Troubleshooting

    K Series Power Amplifiers 6 Troubleshooting Operation Manual CONDITION: No power to the amplifier. POSSIBLE REASON: • The amplifier's Power switch is off. • The amplifier is not plugged into the power receptacle. • The amplifier's low-voltage power supply fuse has blown. Return amp to Crown or an authorized Crown Service Center for servicing.

  • Page 14: Specifications

    7 Specifications Minimum Guaranteed Power 120 VAC, 60 Hz Units, Stereo mode, per channel, both channels driven 1 kHz with 0.1% THD Stereo, 2 ohms per ch. Stereo, 4 ohms per ch. Stereo, 8 ohms per ch. 120 VAC, 60 Hz Units, Bridge mono mode 1 kHz with 0.1% THD 4 ohms Performance...
  • Page 15 K Series Power Amplifiers 7 Specifications Performance (continued) Cooling Dimensions Width Height Depth Weight Net Weight Operation Manual Convection cooling EIA Standard 19-inch (48.3 cm) rack mount (EIA RS-310-B) 3.5 inches (8.9 cm 16 inches (40.6 cm) 32 pounds (14.6 kg) Convection cooling EIA Standard 19-inch (48.3 cm) rack mount (EIA RS-310-B) 3.5 inches (8.9 cm...

  • Page 16: Service

    8 Service Crown amplifiers are quality units that rarely require servicing. Before returning your unit for servicing, please contact Crown Technical Sup- port to verify the need for servicing. This unit has very sophisticated circuitry which should only be serviced by a fully trained tech- nician.

  • Page 17: Warranty

    K Series Power Amplifiers 9 Warranty SUMMARY OF WARRANTY Crown International, 1718 West Mishawaka Road, Elkhart, Indiana 46517-4095 U.S.A. warrants to you, the ORIGINAL PURCHASER and ANY SUB- SEQUENT OWNER of each NEW Crown product, for a period of three (3) years from the date of purchase by the original purchaser (the “warranty period”) that the new Crown product is free of defects in materials and workmanship.
  • Page 18 9 Warranty SUMMARY OF WARRANTY Crown International, 1718 West Mishawaka Road, Elkhart, Indiana 46517-4095 U.S.A. warrants to you, the ORIGINAL PURCHASER and ANY SUB- SEQUENT OWNER of each NEW Crown1 product, for a period of three (3) years from the date of pur- chase by the original purchaser (the “warranty period”) that the new Crown product is free of defects in materials and workmanship, and we...

  • Page 19: Crown Factory Service Information Form

    K Series Power Amplifiers Owner’s Name : _________________________________________________________________________________________________________________________________________________________________ Shipping Address: _______________________________________________________________________________________________________________________________________________________________ Phone Number: ________________________________Fax Number: ________________________________ Email ________________________________________________________________________________ Model: __________________________________________________________________________________ Serial Number: _________________________________________________________________________ Purchase Date : _________________________________________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________________________________________________ Other equipment in system:____________________________________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________________________________________________ If warranty has expired, payment will be: ! Cash/Check...

This manual is also suitable for:

K1K2

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