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VAN DER GRAAF 
VERY LOW NOISE POWER SUPPLY 

REVISION P

R

A – JUNE 2014 

 

Copyright © 2014, M2Tech Srl 

15 

M2Tech 

www.m2tech.biz 

4. Connecting and Powering the Unit 

 

WARNING: All connections between the 

VAN DER GRAAF

VAN DER GRAAF

VAN DER GRAAF

VAN DER GRAAF

 and other equipment 

must be made when all units are turned off and completely powered down or 
unplugged. Failing to do so may cause damage to the 

VAN DER GRAAF

VAN DER GRAAF

VAN DER GRAAF

VAN DER GRAAF

 and/or 

other units. 

 
Please refer to chapter 3, “Back Panel”. 
 
Connect one or two units with +15V or +9V single supply input to 

VAN DER GRAAF

  

output 1 and 2 (Fig. 2, 7), using the stock cable, after selecting the right output 
voltage for each powered unit. For example, when powering a 

Young DSD

 with output 

1, the voltage selector closest to the output socket (Fig. 2, 8) must be set to the upper 
position. On the other hand, when output 2 is used to power a 

hi

F

ace

 E

vo

, then the 

voltage selector closet to it must be set to the lower position.  
 
Connect one or two units with composite supply input (+5V/+15V/-15V) to 

VAN DER 

GRAAF

 output 3 and 4 (Fig. 2, 6), using the stock cables. One such unit is, for 

example the 

Marley

 

WARNING: 

VAN DER GRAAF

VAN DER GRAAF

VAN DER GRAAF

VAN DER GRAAF

 total maximum current capability on +15V e -15V rails 

of outputs 3 and 4 is set to 1.5A. 

 
Connect the stock power cord to 

VAN DER GRAAF

 power socket(Fig. 2, 9) and to a wall 

outlet. 
 
Push the power switch on the back panel (Fig. 2, 10) to turn the 

VAN DER GRAAF

 on. 

The power LED on the front panel (Fig. 1, 4) will glow. The 

VAN DER GRAAF

 will enter 

standby, waiting for enabling by the user. 

Summary of Contents for VAN DER GRAAF

Page 1: ...M2TECH VAN DER GRAAF VERY LOW NOISE POWER SUPPLY USER MANUAL REV PrA 6 2014...

Page 2: ...VAN DER GRAAF VERY LOW NOISE POWER SUPPLY REVISION PRA JUNE 2014 Copyright 2014 M2Tech Srl 2 M2Tech www m2tech biz...

Page 3: ...n subject to unauthorized modifications or to misuse or to malfunction of a unit which has been subject to unauthorized modifications This unit is compliant with the following CE regulations CEI EN 55...

Page 4: ...pment By making sure that this unit is correctly recycled you will help preventing potential damages to environment and human health which could be caused by a wrong treatment of this product as gener...

Page 5: ...on of used outputs VAN DER GRAAF is provided with a comprehensive set of outputs which allow for powering any M2TECH product from Evo series units to the Marley We re sure that your expectations will...

Page 6: ...VAN DER GRAAF VERY LOW NOISE POWER SUPPLY REVISION PRA JUNE 2014 Copyright 2014 M2Tech Srl 6 M2Tech www m2tech biz...

Page 7: ...7 M2Tech www m2tech biz TABLE OF CONTENTS 1 Unpacking and Placing the Unit 9 2 Front Panel 11 3 Back Panel 13 4 Connecting and Powering the Unit 15 5 Cleaning the Unit 17 6 Outputs Toggle 18 6 1 Setti...

Page 8: ...VAN DER GRAAF VERY LOW NOISE POWER SUPPLY REVISION PRA JUNE 2014 Copyright 2014 M2Tech Srl 8 M2Tech www m2tech biz...

Page 9: ...ur retail dealer Remove the VAN DER GRAAF from the foam enclosure and place it onto a stable base far from heat sources Avoid full sunlight on the unit Allow for ample room around the unit for venting...

Page 10: ...VAN DER GRAAF VERY LOW NOISE POWER SUPPLY REVISION PRA JUNE 2014 Copyright 2014 M2Tech Srl 10 M2Tech www m2tech biz...

Page 11: ...ff Following the operation of this button all outputs previously enabled by the user with their buttons item 2 Fig 1 will activate in the same sequence as the user manually activated them with 1 secon...

Page 12: ...ss LED 3 turns off 2 Single output enable buttons When the VAN DER GRAAF is active both LED 4 and 3 on it is possible to toggle each output by pushing the related button 3 General enable LED It s on w...

Page 13: ...IED PERSONNEL RATING 100 240VAC 50 60HZ POWER CONSUMPTION 60VA FUSE 2 x 2 5A Slow BLOW OUT 2 OUT 3 OUT 4 6 7 7 8 9 10 11 Figure 2 6 Composite outputs Connect M2Tech units provided with input for compo...

Page 14: ...osing the voltage provided by outputs 1 and 2 Select voltage before connecting the units 9 Power cord socket Connect the stock power cord to this socket 10 Power switch Push this switch to toggle VAN...

Page 15: ...For example when powering a Young DSD with output 1 the voltage selector closest to the output socket Fig 2 8 must be set to the upper position On the other hand when output 2 is used to power a hiFa...

Page 16: ...M2Tech Srl 16 M2Tech www m2tech biz Push the global enable button Fig 1 1 At first enable this action will have no effect on outputs At following enables if the user has previously enabled one or more...

Page 17: ...Unit The VAN DER GRAAF should be cleaned with a soft slightly damp cloth Do not use alcohol or any other types of cleaning fluids as they could damage the unit Avoid fluids from dropping or leaking in...

Page 18: ...puts are shut down in the reverse order with respect to the activation order For example if the activation sequence is OUT3 OUT1 OUT2 the outputs will be shut down in the following order OUT2 OUT1 OUT...

Page 19: ...the user wishes or needs to activate As well enable other outputs all the available outputs or a part of them in the desired order NOTE the order of activation chosen by the user will be stored by th...

Page 20: ...VAN DER GRAAF VERY LOW NOISE POWER SUPPLY REVISION PRA JUNE 2014 Copyright 2014 M2Tech Srl 20 M2Tech www m2tech biz...

Page 21: ...us short circuits may damage the unit and must always be avoided In case of overload or short circuit at one output the behaviour of the unit is such that other outputs may be affected Whenever an ove...

Page 22: ...ighted rated load Outputs 5 5 2 1mm jacks positive on tip outputs 1 and 2 female 4 poles XLR outputs 3 and 4 Input voltage 90 260VAC 50 60Hz Power consumption 60VA Fuse slow blow 2 5A Input IEC socket...

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