Hafler P3000 User Manual

T ABLE OF CONTENTS
PERFORMANCE SPECIFICATIONS ...............................................................................................................................i
SAFETY PRECAUTIONS ...............................................................................................................................................ii
INTRODUCTION ........................................................................................................................................................1
FRONT & REAR PANEL VIEW .....................................................................................................................................2
INSTALLATION
Location ................................................................................................................................................................3
AC Line .................................................................................................................................................................3
Input......................................................................................................................................................................4
PC Board Layout .............................................................................................................Removable Center Spread
Output Connections ..............................................................................................................................................7
Monophonic Use...................................................................................................................................................7
OPERATION
Power Switch ........................................................................................................................................................7
Level Controls .......................................................................................................................................................7
Mono Switch .........................................................................................................................................................7
Short Circuit Protection .........................................................................................................................................8
LED Indicators .......................................................................................................................................................8
Warm Up ..............................................................................................................................................................8
Cleaning and Maintenance ....................................................................................................................................8
PC BOARD LAYOUT ................................................................................................................................................... 9
PARTS LIST ................................................................................................................................................................ 10
TECHNICAL REFERENCE
Field Service Considerations ................................................................................................................................ 12
Theory and Operation of trans• nova ................................................................................................................... 12
Circuit Operation ................................................................................................................................................13
trans• nova Implementation .................................................................................................................................13
Output Short Protection ....................................................................................................................................... 14
Thermal Protection ..............................................................................................................................................14
Clipping Indicator................................................................................................................................................15
Signal Present Indicator ....................................................................................................................................... 15
Calibration ..........................................................................................................................................................15
Bias .....................................................................................................................................................................15
Common Mode Rejection....................................................................................................................................15
Module Replacement ..........................................................................................................................................16

Hafler P3000 Specifications

General

Brand	Hafler
Model	P3000
Category	Amplifier
Language	English