ASR emitter, Manual, Page: 1 / 21

ASR Audio Systems Friedrich Schaefer, D-35745 Herborn, Germany +49 / 2772 – 42 905
High End Integrated Amplifier ASR Emitter I and II version 2009 on Page 1
0.0 Table of Contents of this manual
1.0 Receiving the ASR Emitter – First moves ....................................................... 2
1.1 Unpacking the ASR Emitter........................................................................................2
1.2 Important safety precautions.......................................................................................2
1.3 Placing the Emitter units..............................................................................................3
2.0 Connecting the ASR Emitter to your system .................................................. 3
2.1 Standard connections .................................................................................................4
2.2 The balanced input.......................................................................................................4
2.3 Connecting a turntable to the ASR Emitter ..............................................................4
2.4 Connecting a high-level source to the direct input ...................................................5
2.5 Connecting a tape deck to the ASR Emitter.................................................................5
2.6 Connecting speakers to the ASR Emitter.....................................................................5
2.7 Connecting the separate power supplies to the ASR Emitter.......................................6
2.8 Connecting the ASR Battery Power Supply.................................................................7
2.9 Burn-in time..................................................................................................................7
3.0 Operating the ASR Emitter .............................................................................. 8
3.1 General operation of the ASR Emitter.........................................................................8
3.2 Front panel control knobs of the ASR Emitter.............................................................8
3.3 Operating the ASR Emitter via ASR remote control..................................................10
3.4 Adjustments of the ASR Emitter................................................................................10
4.0 Protection circuits of the ASR Emitter .......................................................... 12
4.1 Impedance-check before the ASR Emitter is switched ON.......................................12
4.2 Distortion- and Overload-protection circuit...............................................................13
4.3 Over-temperature protection circuit...........................................................................13
5.0 Maintenance of the ASR Emitter ................................................................... 13
5.1 Cleaning of the ASR Emitter.....................................................................................13
5.2 Resetting the ASR Emitter after malfunctions...........................................................14
5.3 Description of Leds shining in operation...................................................................14
5.4 Checking fuses in the power supply units..................................................................14
5.5 External battery power supply....................................................................................14
5.6 The Emitter is not reacting on remote control signals................................................15
5.7 Noise from the main unit while warming up/cooling off...........................................15
5.8 Just in case: repair.......................................................................................................15
6.0 Function description of ASR Emitter ............ ............................................... 15
6.1 Function description of ASR Emitter main unit.........................................................15
6.2 Function description of the external power supply... ........ ........................................17
6.3 Function description of the ASR battery power supply..............................................18
7.0 Technical Data ................................................................................................. 19