Hafler 9270 Stereo Amplifier User Manual


 
TABLE OF CONTENTS
PERFORMANCE SPECIFICATIONS
..........................................................................................
4
General Information
..............................................................................................................
4
INSTALLATION
Rackmounting..
......................................................................................................................
5
Ventilation/Placement..
.........................................................................................................
5
Line Voltage..
.........................................................................................................................
5
OPERATION/CONNECTIONS
Power Cord Connection/Power
Switch.. ...............................................................................
5
Inputs .....................................................................................................................................
5
Front
Panel
View Diagram..
..................................................................................................
6
Rear
Panel
View Diagram
....................................................................................................
7
Outputs
..................................................................................................................................
8
Gain
Controls..
......................................................................................................................
8
Mono/Stereo Switching..
.......................................................................................................
8
Soft Turn-On
System ............................................................................................................
8
Thermal
Protection System ..................................................................................................
8
CIRCUIT HIGHLIGHTS
...............................................................................................................
9
ADDITIONAL INFORMATION
Loudspeaker Load Impedance Considerations
...................................................................
10
Changing Line Voltage Rating
.............................................................................................
10
Adjusting
Bias ......................................................................................................................
10
General Troubleshooting
Hints ............................................................................................
11
Ground
Loops ......................................................................................................................
1
1
Cleaning/Maintenance
........................................................................................................
12
Parts List.. ............................................................................................................................
12
Functional Block
Diagram..
.................................................................................................
14
Component Layout
Diagram..
.............................................................................................
15
Circuit
Schematic
Diagram
.................................................................................................
17
SERVICE POLICY AND
LIMITED WARRANTY..
.....................................................................
19
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