Contents
Instructions for Use
Full Power Balanced X Series Power Amplifiers
Owner’s Reference
700cx, 400cx, 300cx Stereo
350Mcx Monaural
750Mcx, 450Mcx
Full Power Balanced X Series Power Amplifiers
700cx, 400cx, 300cx Stereo
Page
Contents
Page
Illustrations
Krell Current Audio Signal Transmission CAST
CONFIGURATIONS
Introduction
Definition of Terms
OPERATION
Definition of Terms, continued
TECHNOLOGY
Single-ended
CAST A New Approach
Revolutionary Krell CAST and CAST II Technology
CAST Basics
How CAST and Krell Current Mode Interact
olutionary Krell CAST and CAST II Technol
UnpackingPlacement
AC POWER GUIDELINES
Placement, continued
Power Stand-byLED
Power Stand-byLED
STEREO POWER AMPLIFIERS
FULL POWER BALANCED 700cx, 400cx, AND 300cx
FULL POWER BALANCED 750Mcx, 450Mcx, AND 350Mcx
MONAURAL POWER AMPLIFIERS
Left and Right Speaker Binding Posts
Handle
18 AC Mains Power Cord
15 Back Panel Power Breaker Switch
Back Panel Description
13 Left and Right Speaker Binding Posts
450Mcx, AND 350Mcx MONAURAL POWER AMPLIFIERS
FULL POWER BALANCED 750Mcx
24 AC Mains Power Cord
26 Back Panel Power Breaker Switch
INPUT AND OUTPUT CONNECTIONS
KRELL LINK CONNECTIONS
How to Connect Components through Krell Link
Connecting, continued
USING A TUBE PREAMPLIFIER
DC PROTECTION CIRCUITRY
Amplifier Operation
KRELL LINK OPERATION
ON/OFF AND STAND-BYOPERATION
HOW TO TURN OFF THE AMPLIFIER LEDs
Remote Control Operation
HOW TO TURN ON THE AMPLIFIER LEDs
HOW TO SWITCH BETWEEN KRELL CAST AND XLR INPUTS
Amplifier Troubleshooting
HOW TO TROUBLESHOOT SYSTEM NOISE
HOW TO EVALUATE AMPLIFIER OPERATION
model, see Using a Tube
LEDs illuminate Power
The amplifier switches to
Power Stand-byLED
Balanced amplifier to a speaker selector
Questions and Answers
Warranty
Return Authorization Procedure
Specifications
FPB 350Mc
Specifications
700cx, 400cx, 300cx Stereo
Full Power Balanced X Series Power Amplifiers
750Mcx, 450Mcx, 350Mcx Monaural
with Krell CAST II Technology