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TABLE OF CONTENTS 

 
 
 

Unpacking Your Amplifier 

 

 

 

 

 

 
Turning on the Amplifier 

 

 

 

 

 

 

OptiBias™

 

 

 

 

 

 

 

 

 
Replacing your Power Tubes  

 

 

 

 

 
New Power Tubes 

 

 

 

 

 

 

 
NOS Driver Tubes 

 

 

 

 

 

 

 
Mechanical Grounding  

 

 

 

            

 
Tube Dampers   

 

 

 

 

 

 

 
Power Conditioners 

 

 

 

 

 

 

 
Special Power Cords   

 

 

 

 

 

 
Break In   

 

 

 

 

 

 

 

 
Warm up 

 

 

 

 

 

 

 

 
Use of Output Taps 

 

 

 

 

 

 

 
Choice of Output Tap   

 

 

 

 

 

 
Tube Layout 

 

 

 

 

 

 

 

 
How To Replace the Lamp in the Power Switch   

 

 
Packing up Your Amplifier 

 

 

 

 

 

 
Warranty Registration   

 

 

 

 

 

 
 
 

 

Summary of Contents for JL7 Black Path Edition

Page 1: ......

Page 2: ...r Tubes 3 New Power Tubes 4 NOS Driver Tubes 4 Mechanical Grounding 4 Tube Dampers 4 Power Conditioners 5 Special Power Cords 5 Break In 5 Warm up 5 Use of Output Taps 5 Choice of Output Tap 5 Tube La...

Page 3: ...y The tubes will bias themselves correctly over a or 10 range of line input voltage This OptiBias circuit doesn t merely hold the current steady like the op amp and computer biased circuits of other a...

Page 4: ...y vibration free especially if the floor is on a concrete slab you may get slightly better bass definition by coupling the chassis directly to the floor This is best accomplished by using Audio Select...

Page 5: ...arm up playing music at normal levels Simply leaving them turned on will do nothing regarding warm up We are aware that many other products especially solid state do indeed benefit from static warm up...

Page 6: ...6...

Page 7: ...your fingers on the top and bottom of the side which is out the most Gently pull it out It pops out easily Inside you will see the top of the bulb To the side is a flat metal extraction bar Pull the...

Page 8: ...he two smallest in the front and back 5 Gently lift the amplifier up in the cradle and lower it down into the box between the 4 side foams 6 Insert the two folded up cardboard pieces on the left and r...

Page 9: ..._______________________________________________________ Address ________________________________________________________________ City ___________________________________________State __________Zip ___...

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