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 Page 10 of 29 

TM

  

dm10 

 

 

Front Panel Controls 

 

 

Figure 1 

 

1.  Headphone Jack 

2.  Remote Sensor 

Window 

3.  LCD Information 

      Display 

4.  Balance Control Left 

5.  Standby/On button 

6.  Mute button 

7.  Balance Control Right 

8.  Input Select Control 

9.  Volume Control  

10.  Phase button  

11.  Mono/Stereo button 

 

 

 

 

1.  Headphone  Jack:

    This  jack  may  be 

used  to  listen  to  the  dm10’s  output 

through  a  pair  of  headphones.    Ensure 

that the headphones have a standard ¼” 

stereo plug.  

 

2.  Remote  Sensor  Window

:  Behind this 

window is a sensor that receives infrared 

signals from the remote control.  Aim the 

remote  at  this  area  and  do  not  block  or 

cover the sensor window. 

 

3.  LCD  information  display:   

This 

display  delivers  messages  and  system 

status to assist

 

you in operating the unit.

  

See page 12

 

for a complete breakdown on 

the display. 

 

4.  Balance  Control  Left:   

Using  this 

button  in  conjunction  with  Balance 

Control  Right  (Fig  1,  7),  the  user  can 

change  the  relative  volume  for  the  left 

and  right  channels.    Pressing  the  Left 

button  will  increase  the  volume  on  the 

left  hand  channel  and  decrease  the 

volume on the right. 

 

5. Standby/On button: 

The Halcro dm10 

is  designed  to  remain  in  standby  mode 

when not in use.  This button will toggle 

the unit between Standby and On. 

To  turn  the  unit  off  completely,  use  the 

Main Power Switch on the rear panel. 

 

6.  Mute  button:   

Depressing  this  button 

will Mute the output to the speakers but 

not the headphones. 

 

Summary of Contents for DM10

Page 1: ...SOURCES 17 HOME THEATRE PROCESSOR CONTROLLING VOLUME 17 PHONO STAGE 17 CONNECTING THE MAINS POWER SUPPLY CABLE 18 REMOTE CONTROL BATTERIES 18 SWITCHING THE UNIT ON 18 ALLOCATING SIGNAL SOURCES AND THE...

Page 2: ...er is not protected against liquids The unit shall not be exposed to dripping or splashing No objects filled with liquids such as vases shall be placed on the apparatus No naked flame sources such as...

Page 3: ...sical dimensions to suit a standard domestic equipment rack while retaining the stunning Halcro industrial design signature Tractable controls Superior reliability Innovation in design The HALCRO dm8...

Page 4: ...and common mode chokes Fifth the power supply and microprocessor circuits are designed for minimal electromagnetic emissions extensive 2nd to 6th order filters Sixth the power supply switching freque...

Page 5: ...he noise floor at high frequency and its attributes are described below The output of the high input impedance amplifier stage is as well fed to a 15Hz 3rd order high pass Bessel filter This acts as a...

Page 6: ...ol paths and virtually eliminates internal connectors thereby greatly increasing system reliability Each amplifier channel has its own micro controller the front panel display and user interface has a...

Page 7: ...to the preamp proportions have been reworked to allow this component to be either freestanding or housed within a standard 19 shelving system Control Interface Knobs and buttons The volume and input...

Page 8: ...g a switch mode power supply partly due to the mechanical design of their circuit boards and the boxes that contain them Supports of folded aluminum serve not only as bases to which the electronics ar...

Page 9: ...welry that may scratch the unit and put on the white cotton gloves provided with the unit Remove the center piece of foam in base of transit case to locate the remote control and power cable Remove th...

Page 10: ...or cover the sensor window 3 LCD information display This display delivers messages and system status to assist you in operating the unit See page 12 for a complete breakdown on the display 4 Balance...

Page 11: ...ween in phase and out of phase mode 11 Mono Stereo button Whenever Phono is selected depressing this button will change the unit between Stereo and Mono modes Remote Control 1 Volume buttons 2 Mute bu...

Page 12: ...the volume of both the left and right of the system fig 5 When a different signal source is selected it will appear on the main display for a few seconds fig 3 fig 4 2 Signal Source Indicator Display...

Page 13: ...put 15 Output selector switch 1 2 Phono Resistance Capacitance selector Allows the user to precisely match the dm10 to the capacitance and resistance of the phono cartridge 3 Phono Ground Terminal Wil...

Page 14: ...ve this switch on Remote If the unit is not attached to a power amplifier and the user is using the headphones switch to Local 12 Remote sensor window Remote sensor for programming purposes Point the...

Page 15: ...e cables are required to run bridged power amplifiers from the balanced Voltage Output Fig 8 Comments on the different dm10 Outputs The balanced voltage outputs or current mode outputs are most desira...

Page 16: ...The dm10 does not require a break in period The electronic break in period is completed at the factory Programmable Input Selections The dm10 has seven available pairs of programmable input connector...

Page 17: ...use the DVD function To set the preamplifier to operate with zero gain adjust both volume channels to 0 0db The preamplifier will then have no effect on the volume You will now be able to control the...

Page 18: ...t in Standby Allocating signal sources and the remote control All inputs must be allocated using the remote control Fig 7 Note The Phono selection is permanently allocated to the Phono inputs Once the...

Page 19: ...st instruments This requires an oscilloscope and a test record which includes tones at several different frequencies between 10 and 20kHz or a swept frequency which includes 20kHz The oscilloscope sho...

Page 20: ...are used displayed and the dB symbol returns Stored Volumes The dm10 memorises two volume levels These setting are for the Headphone output and the Power Amplifier output A volume setting for each pr...

Page 21: ...ht channels Depress the function key once Fig 7 5 The display on the preamplifier Fig 3 will display BALANCE then use the Volume buttons on the remote control Depressing the VOL button will increase t...

Page 22: ...nly for performance but reliability as well For example All Halcro electrolytic capacitors are rated at a minimum of 105 degrees C instead of the usual 85 degree C rating The operational life of elect...

Page 23: ...0V D C Power supply will operate up to 270V but IEC sockets only rated up to 240V by regulatory authorities Remote Control 3 x AAA batteries supplied Dimensions Width 448mm 17 64 inches Depth 400mm 15...

Page 24: ...ise for moving coil at 1kHz 1H and 600ohm coils 15nV sqrt Hz for 32dB gain or 12nV sqrt Hz for 36 or 44dB gain equivalent input noise for moving coil at 20kHz for load impedance set at 47Kohms and cap...

Page 25: ...cloth to remove any dust Add 15 milliliters 0 5 Oz of very mild household dishwashing detergent to a 4 litre 1 gal bucket of lukewarm water Immerse the soft cloth in the bucket of water then wring the...

Page 26: ...is connected is selected Ensure the selected source is correctly programmed The light above correct input pair must be illuminated Ensure the output select switch is set to the correct output mode En...

Page 27: ...leasure due to the dm10 not having to leave your home If service is required all problems must be described in as much detail as possible This will help streamline the service process Return authoriza...

Page 28: ...the date of purchase accompanies the completed warranty registration form The warranty period will commence at the date of purchase not at the date the warranty registration form is received by HALCR...

Page 29: ...er dm10 Serial number located on a badge at the bottom of rear panel Date of purchase Day Month Year Purchased from Dealer name You must attach a copy of the original receipt for the warranty to be ac...

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