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