Instruction/ maintenance manual of the product KRC-3 Krell Industries
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KRC-3 REMOTE CONTROL LINE-LEVEL PREAMPLIFIER OWNER’S REFERENCE.
TABLE OF CONTENTS 2 3 3 4 5 6 8 10 11 12 13 INTRODUCTION UNPACKING AND ASSEMBLY BASIC INSTALLATION INPUT/OUTPUT CONNECTIONS BASIC PREAMPLIFIER OPERATION OPTIONAL CONFIGURATIONS REMOTE CONTROL REAR PAN.
INTRODUCTION Thank you for your purchase of the KRELL KRC-3 remote control preamplifier. KRELL has built a reputation for blazing the evolutionary path in audio technology.
UNPACKING AND ASSEMBLY 1. After opening the box and removing the top layer of foam, the KRC-3 and the following items will now be visible: 1 KRC-3 remote control 1 T- 10 Torx wrench 1 AC power cord 1 Owner’s Reference 1 Warranty card NOTE: If any of these items are not included please contact your authorized dealer immediately for assistance.
INPUT AND OUTPUT CONNECTIONS CAUTIONS: When making connections to this or any other component, make sure all components are OFF. Make sure all cable terminations are of the highest quality, free from frayed ends, shorts, or cold solder joints. 1. Connect the left and right outputs of your source components to the input on the KRC-3.
BASIC PREAMPLIFIER OPERATION The KRC-3 provides basic input selection and volume control operation from the front panel. The remote control includes additional preamplifier functions as well as KRELL CD transport and amplifier controls (see Remote Control page 8 for more information).
BASIC PREAMPLIFIER OPERATION MUTE Front panel: To mute, press the active source’s input button. Remote control: Press the mute button. Front panel: To unmute the KRC-3, press the active source’s input button again. If the source is changed while the KRC-3 is muted, press the new source’s input button a second time to unmute the KRC-3.
OPTIONAL CONFIGURATIONS To enable these options, it is necessary to remove the top cover of the KRC-3. 1. Unplug the KRC-3 from the AC outlet. 2. Remove the KRC-3 top cover screws with the supplied T-10 Torx wrench. Lift the cover from the KRC-3. 3. Find the two switches located toward the front of the board that are labeled S3/proc and S4/tape.
REMOTE CONTROL NOTE: When a function button on the remote control is pressed, the blue pilot LED will flash on the KRC-3. When the button is released the flashing stops.
AMPLIFIER FUNCTIONS Turns KRELL Audio Standard or S-Series amplifiers On or Off. MTR Turns KRELL S-Series amplifiers bias level meters On or Off and cycles through KRELL Audio Standard meter functions. NOTE: The B2 and GAIN buttons are not functional with the KRC-3.
REAR PANEL DESCRH~ION INPUTS Four single-ended inputs via RCA connectors S-1 S-2 S-3/proc S-4/tape One balanced input via XLR connectors One tape output via RCA connectors MAIN OUTPUTS Single ended RC.
QUESTIONS AND ANSWERS Q. When I turn up the volume on the KRC-3 a loud hum is present from the loudspeakers; what could it be? A. Hum can be caused by several different disturbances. Check to make sure all of the cables into and out of the KRC-3 are sound and making proper contact.
SPECIFICATIONS GAIN: 6.5dB SIGNAL TO NOISE: >98dB; "A" weighted FREQUENCY RESPONSE: 20 Hz to 20 KHz, +/-0.05dB .3 Hz to 300 KHz, +/-3dB THD: <0.
WARRANTY AND SERVICE NOTE: Warranty does not apply to damage caused by acts of God or nature. The KRC-3 has a limited warranty and transferable warranty of five years for parts and labor.
KRELL 45 Connair Road ¯ Orange, CT 06477 203-799-9954 ¯ Fax: 203-799-9796 Copyright 1995 KRELL P/N 1990061.
An important point after buying a device Krell Industries KRC-3 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Krell Industries KRC-3 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Krell Industries KRC-3 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Krell Industries KRC-3 you will learn all the available features of the product, as well as information on its operation. The information that you get Krell Industries KRC-3 will certainly help you make a decision on the purchase.
If you already are a holder of Krell Industries KRC-3, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Krell Industries KRC-3.
However, one of the most important roles played by the user manual is to help in solving problems with Krell Industries KRC-3. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Krell Industries KRC-3 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
