Hafler 0915P User Manual
Page 4
TABLE OF CONTENTS
PERFORMANCE SPECIFICATIONS ............................................................................................
4
General Information ...............................................................................................................
5
INSTALLATION
Rackmounting ........................................................................................................................
5
Ventilation/Placement ............................................................................................................
5
Line Voltage ...........................................................................................................................
5
OPERATION/CONNECTIONS
Power Cord Connection ........................................................................................................
5
Initial Power-Up/Muting System ............................................................................................
5
Convenience Outlets .............................................................................................................
6
Line Level Inputs ...................................................................................................................
6
Phono Section .......................................................................................................................
6
Front Panel View Diagram .....................................................................................................
7
Rear Panel View Diagram .....................................................................................................
8
T a p e Input/Record Output .....................................................................................................
9
T o n e Controls/Tone Switch ...................................................................................................
9
Volume Control ......................................................................................................................
9
Balance Control .....................................................................................................................
9
O u t 1, O u t 2, And Output Switch ......................................................................................... 10
Headphone Output ..............................................................................................................
10
CIRCUIT DESCRIPTION
Phono Section
......................................................................................................................
10
Line Level Inpu? Selector System
.........................................................................................
10
J-FET Buffer And Record Output Driver.. ............................................................................ 11
Tape Monitor Switching
........................................................................................................
11
Volume And Balance Controls..
............................................................................................
11
Line Amplifier.. ..................................................................................................................... 11
T o n e Control System
............................................................................................................
11
Muting System .....................................................................................................................
11
Power Supply
.......................................................................................................................
11
Headphone Amplifier ...........................................................................................................
12
ADDITIONAL INFORMATION
Installing Phono Option .......................................................................................................
.12
Phono Board Installation Diagram .......................................................................................
.13
Installing Cartridge Loads ....................................................................................................
.14
Changing Line Voltage Rating .............................................................................................
.14
Cartridge Loads Installation Diagram ..................................................................................
.15
General Troubleshooting Hints ............................................................................................
.16
Ground Loops ......................................................................................................................
.17
Cleaning/Maintenance .........................................................................................................
.17
Functional Block Diagram ....................................................................................................
.18
Main Board Parts List ..........................................................................................................
.19
Main Board Component Layout Diagram ............................................................................
.20
Main Board Circuit Schematic Diagram ...............................................................................
.21
Phono Board Parts List ........................................................................................................
.22
Phono Board Component Layout Diagram ..........................................................................
.23
Phono Board Circuit Schematic Diagram ............................................................................
.24
SERVICE POLICY AND LIMITED WARRANTY .........................................................................
.25
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