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Parasound
JC 1 Amplifier
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Contents
Main
THANK YOU!
Congratulations and Thank You for Choosing Parasound
The Parasound Staff Unpacking Your JC 1
Keeping Records for Future Reference
YOU SHOULD KNOW
JC 1 Amplifier
PLACEMENT GUIDELINES FOR YOUR JC 1
Rack Mounting Your Parasound JC 1
Balanced Input Jack
To Connect
CONNECTING A STEREO PREAMPLIFIER OR A SURROUND CONTROLLER TO THE BALANCED INPUTS ON YOUR JC 1
2
Balanced XLR Jacks and Their Pin Conguration
Page
Correct Speaker Polarity is Important
CONNECTING SPEAKERS TO YOUR JC 1
Speaker Terminals
MANUAL AND AUTOMATIC TURN ON-OFF OPTIONS
Start Sensitivity at 3 o'clock
Switch in right Audio Signal position
Page
CONNECTING THE JC 1 TO TRIGGER ANOTHER COMPONENT
What Youll Need:
Before Connecting
To Connect
UNDERSTANDING THE INDICATORS AND CONTROLS ON THE JC 1
8
On and Off Indications for Both Manual and Automatic Modes
High-Temp Indicator
Ground Switch
CONNECTING THE AC POWER CORD
9
AC Power Connections
To Connect
Page
TROUBLESHOOTING GUIDE
SERVICING YOUR JC 1
If All Else Fails-Call Us fo Help
Procedure for Returning Your JC 1 to Parasound for Service
We do not accept any of the following:
Important Notice - Shipping the JC 1
TECHNICALLY SPEAKING
13 Audio Trigger Sensitivity Adjustment
Balanced and Unbalanced Input Lines
Choosing Interconnect Cables and Speaker Wire
Signal Polarity
TECHNICALLY SPEAKING continued
Eliminating Ground Loops - Hum and Buzz
Level Control - Omitted by Design
Two Sets of Binding Posts
PARASOUND JC 1 DESIGN OVERVIEW
15 Designed by John Curl and CTC Builders
The Power Supply
Relay-Bypassed Soft Start Circuit
Complementary Configuration
PARASOUND JC 1 DESIGN OVERVIEW continued
Class A/AB Operation
Total Protection - DC Servos
Total Protection - Relays
Total Protection - Current Overload
PARASOUND JC 1 SPECIFICATIONS