Krell S1500 - Manuals

Krell S –1500 Multi-channel Amplifier 5 Thank you for your purchase of a Krell S –1500 Multi-channelAmplifier. The S –1500 amplifier is a flexible design that delivers five, six, or seven channels of amplification. All three configurations includeinput and output connections for all seven channels. ...

6 Krell S –1500 Multi-channel Amplifier Following are the definitions of key terms used in this owner’s ref-erence. Balanced A symmetrical input or output circuit that has equal impedancefrom both input terminals to a common ground reference point.The industry standard for professional and sound rec...

Unpacking Krell S –1500 Multi-channel Amplifier 7 1. Open the shipping box, and remove the top layer of foam. The following items are visible: 1 S –1500 Multi-channel Amplifier 1 Accessory Kit containing: 1 AC power cord 1 12 VDC output (12 V trigger) cable 1 12A 1/4-inch slow-blow fuse for 100 –120...

8 Krell S–1500 Multi-channel Amplifier Before you integrate the S –1500 Multi-channel Amplifier into yoursystem, review the following guidelines to choose the location forthe component. This will facilitate a clean, trouble-free installation. The S –1500 amplifier requires at least two inches (5 cm)...

POWER 1 2 Figure 1 The S –1500 Multi-channel Amplifier Front Panel Power 1 Power Button 2 Stand-by and Power LED Krell S –1500 Multi-channel Amplifier 9 INPUT 1 INPUT 2 INPUT 3 INPUT 4 INPUT 5 INPUT 6 INPUT 7 OUTPUT 1 OUTPUT 2 OUTPUT 3 OUTPUT 4 OUTPUT 5 OUTPUT 6 OUTPUT 7 NO USER SERVICEABLE PARTS IN...

The S –1500 Multi-channel Amplifier front panel provides power onand indicates operating status. 1 Power Button Use this button to switch the S –1500 amplifier power between thestand-by and the operational modes and also to switch the 12 VDCoutput (12 V trigger) on and off. 2 Stand-by and Power LED ...

Back Panel Description See Figure 2 on page 9 The S –1500 Multi-channel Amplifier back panel provides connec-tions for all inputs and outputs, remote connection input and out-put links, and the AC power supply. 3 Inputs 1-7 The S –1500 amplifier has seven channel inputs for output deviceswith balanc...

Back Panel Description, continued 7 12 VDC Remote Power In The S –1500 amplifier is equipped with an input that receives12 VDC power on/off (12 V trigger) signals from other Krell compo-nents and other devices that incorporate a 12 V trigger. This allowsyou to turn the S –1500 on and off using a Kre...

Connecting the S –1500 Amplifier to Your System The S –1500 Multi-channel Amplifier is equipped with balancedand single-ended inputs. Krell recommends using balanced interconnect cables. Balancedinterconnect cables not only minimize sonic loss, but are alsoimmune to induced noise, especially with in...

Connecting the S –1500 Amplifier, continued 4. Connect the loudspeaker cables to the S –1500 amplifier chan- nel output binding posts (5) located on the back panel. The S –1500 / 5 uses only outputs 1-5, and has caps on theloudspeaker binding posts of channels 6 and 7. The S –1500 / 6uses outputs 1-...

Operating the S –1500 Amplifier When powering up your system, turn the amplifiers on last. Whenpowering down your system, turn amplifiers off first. The proce-dures for operating the S –1500 Multi-channel Amplifier follow. 1. Plug the AC power cord into the amplifier’s IEC connector (8). 2. Plug the...

Troubleshooting System Noise When you mix and match high-performance audio components,each with its own ground potential, a low frequency hum mayoccur in one or all loudspeakers. If this happens when you placethe S –1500 Multi-channel Amplifier into your system, follow thesesimple troubleshooting st...

Questions and Answers Q. Should I turn the S –1500 amplifier off (unplug the amplifier)when not playing music? A. No. Leave the S –1500 amplifier in the stand-by mode whennot playing music. The stand-by mode avoids cold starts aswell as minimizes heat output and power consumption. Turnthe amplifier ...

Warranty Krell products have a limited warranty. Amplifiers, preamplifiers, preamp/processors, and receivers carry a limited warranty of five years for partsand labor on circuitry. Loudspeakers carry a limited warranty of fiveyears for parts and labor. CD and DVD players carry a limited warrantyof f...

Return Authorization Procedure If you believe there is a problem with your component, please con-tact your dealer, distributor, or the Krell factory to discuss the prob-lem before you return the component for repair. To expedite service, you may wish to complete and e-mail the Service Request Form i...

Specifications S –1500 / 7 S –1500 / 6 S –1500 / 5 FREQUENCY RESPONSE 20 Hz to 20 kHz 20 Hz to 20 kHz 20 Hz to 20 kHz +0, -0.2 dB +0, -0.2 dB +0, -0.2 dB <0.2 Hz to 95 kHz <0.2 Hz to 95 kHz <0.2 Hz to 95 kHz +0 dB, -3 dB +0 dB, -3 dB +0 dB, -3 dB SIGNAL TO NOISE RATIO WIDEBAND, UNWEIGHTED R...