ASR Emitter I HD Operating Manual Download Page 1

                                     Operating manual ASR Emitter I HD and II HD  Page 1 

 

ASR Audio Systems Friedrich Schäfer P.O. Box 1722, D- 35 727 Herborn 

 +49 27 72 / 4 29 05 

 

We thank you for your confidence set into our firm and our product and request you a lot of joy while 
listening music with your new ASR Emitter! 

 

We as manufacturers, the firm ASR Audio Systems Friedrich Schäfer, produced for you the Emitter with 
great care exclusively with highest quality and selected components. 

 

If you have questions that your dealer can’t answer, please, call us during the normal business hours, Monday 
till Friday from 7.30 to 15.00 o'clock middle European time. 
 
The operating manual consists of two parts : The essential basics are discussed at first,  
the details are explained more precisely in the following part. 
 

   Table of content

 

 

The operating concept of the Emitter, unpacking of the equipment, Scope of delivery         Page 2 
 
Set up
 and power connection of the Emitters                                                                              Page 3 
 
The grounding of your equipment, the ground lift switch, the accumulator power unit     Page 4 
 
The run in period, the connection of devices at the input                                                        Page 5 
 
Direct input, connection of a tape deck or of an auxiliary equipment                                       Page 6 
 
The connection of loudspeakers, second output, headphones, direct output                             Page 7 
 
Operating elements of the Emitter                                                                                             Page 8 
 
Controls and remote control of the Emitter                                                                              Page 9 
 
Table of the remote control keys and its meaning                                                                  Page 10 
 
Tuning of the balance and the level adjust                                                                              Page 11 
 
Tuning of the display and of the energy saving circuit                                                           Page 12 
 
Set up of the configuration, function control LED’s                                                                Page 13 
 
Protection circuits : Short circuit, distortion switch off, offset, too high temperature            Page 14 
 
What to do in the case of malfunction                                                                                     Page 15 
 
General drawing of the Control- LED’s on the main PCB board, function overview            Page 16 
 
Cleaning                                                                                                                                    Page 17 

 

Technical data                                                                                                                          Page 18 
 
Set up and installation of the optional phono board                                                               Page 19 
!!! Please, read carefully this operating manual before you set up your Emitter and  

Summary of Contents for Emitter I HD

Page 1: ...p and power connection of the Emitters Page 3 The grounding of your equipment the ground lift switch the accumulator power unit Page 4 The run in period the connection of devices at the input Page 5 D...

Page 2: ...lease turn the device into Standby The LED s for Standby the level display as well as the LED s for the selected input light up for 10 seconds Now you can switch ON the Emitter with the ON OFF switch...

Page 3: ...in transformers are turned ON Before the connection of the cable from the amplifier to the power unit the amplifier must be switched OFF The connecting cable of the amplifier should be plugged in at f...

Page 4: ...ound lift Switch If in such a way this switch is in position 1 the power network ground is connected with the ground of the Audio devices the RCA sockets From safety reasons the audio ground should be...

Page 5: ...ed with MOS FET s to the Emitter When the voltage at the accumulators is lower than 16 5 Volt the unit switches into charging mode If then during the charging process the voltage gets higher than 20 1...

Page 6: ...unnecessary degradation of the signal This input is not led via the input selector switch therefore you can not switch OFF devices connected to this input If you switch the input selector switch to an...

Page 7: ...green LED less than 3 ohms through a yellow LED under 1 5 ohms a red LED lights up and switch ON of the amplifier is blocked In the case of amplifiers with a second loudspeaker output B resistance va...

Page 8: ...nob Off The Emitter is switched OFF A green LED on the main PCB board at the right front lights up weakly and shows that the Emitter is correctly combined with the power unit After a shutdown of the E...

Page 9: ...ssary at the rotary impulse generator This allows you a very sensitive operation The adjusted volume is shown in numbers from 01 76 in the display To avoid extreme volumes after switch ON the volume c...

Page 10: ...We recommend you to exchange the batteries one by one When the remote controller is longer than 2 minutes without voltage the stored programs will be extinguished The remote controller is programmed...

Page 11: ...at longer pressing 19 TRACK Set up number field at short press more darkly at longer pressing 01 digit is one Selects input Phono 02 digit is two Selects input Tape 03 digit is three Selects input CD...

Page 12: ...s adjusted by turning the volume control at the front panel and is shown on the display by flashing of the letter at the corresponding channel Tuning the input level pre adjust In order to avoid volum...

Page 13: ...8 of the right number the display can t be seen By short pressing the press buttons TRACK or TRACK on the remote control the display is activated For tuning the display please press you these buttons...

Page 14: ...ave else only meridian codes Switch 5 ON Active equipment announcing signals at slave count in the case of master normally monitor instead of tape input Switch 6 ON In the case of Overload or Offset m...

Page 15: ...y The resistance of the loudspeaker connected at the output A is announced with three LED s A green LED lights up in the case of a resistance below 6 ohms a yellow LED lights up in addition at a resis...

Page 16: ...rotary knob into Off position reset No LED lights up after switch on changing the fuse Please check while the Emitter turned OFF whether the green an red Operation LED s inside the Emitter are shinin...

Page 17: ...the right headphones output relay The device is controlled by a micro controller It is positioned in the middle of front of the main PCB board The control programme is inside the EPROM programmable m...

Page 18: ...tic plastic cleaner Spray the liquid directly onto the face of the subject and wipe it with a especially soft care cloth One can give also the liquid directly onto the care cloth and clean with the im...

Page 19: ...att 2 ohms 2x900 Watt 1 ohm 2x1400 Watt Maximum impulse power values are approximately the rated output multiplies by 1 5 Distortions from 50 milliwatt to 1db under rated output with 1 kHz 0 02 of 20...

Page 20: ...er that the two Dip switches are mounted in 180 degree position ON is the switching position oriented to the middle The phono board has not been designed for extremely low output MC systems Attitude o...

Reviews: