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Bastl Instruments Little Nerd Assembly Manual

V1.1 clock trigger & gate processor module

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LITTLE NERD v1.1 ­ Assembly Guide 
 
 
 
 
INTRODUCTION 
 
This guide is for building Little Nerd module from Bastl Instruments. It is good to have basic soldering
 
   
 
skills and to be able to identify electronic components before starting this kit. However if you have never
 
   
 
   
soldered before, check out this ​
 
 
found to help you solder everything faster and better. 
1
 http://www.instructables.com/id/How­to­solder/ 
bastl­instruments.com 
 
 
 
 
 
 
 
 
 
t utorial first
 
1
. We even included some of the best quality solder we have
 
 
 
 
 
     
 
 
 
 
 
 
   
 
last update: 9. 3. 2016 
 
   
 
 
 
 
   
 
 
 
 
 
 
 
 
 
 
 

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Summary of Contents for Bastl Instruments Little Nerd

  • Page 1 LITTLE NERD v1.1 ­ Assembly Guide  bastl­instruments.com              INTRODUCTION    This guide is for building Little Nerd module from Bastl Instruments. It is good to have basic soldering                          ...
  • Page 2     The Little Nerd module consists of three boards. All the parts comes in four bags separated for Bottom                                     board, Connector board, Pots board and Assembly parts. See Bill of Materials ( ​...
  • Page 3: Connector Board

    CONNECTOR BOARD    Let’s start with the connector board PCB. Before you start soldering, take your time and find all the                                     resistors values​   ​ u sing a multimeter  (or you can check the color codes if you are seasoned enough). ...
  • Page 4 Now take the ​ f ront panel and lower it down on the connector board. Hold it together and mount it with                                        ...
  • Page 5 The last thing to solder is to close two ​ s older jumpers indicated by “IN” under the first and fifth jack                                      ...
  • Page 6 Now you want ​ o ne 1x5 and one 1x8 male pinheader​ . If it is necessary cut the required length with                                      ...
  • Page 7: Bottom Board

      Push the LED leads to fit it’s head                 on panel and solder it. You can               keep the board on panel.                   ...
  • Page 8 Then solder two IC sockets (1x 14 pin, 1x 28 pin). ​ M ake sure that the notch on the socket matches                                      ...
  • Page 9   ​ t wo   insert     transistors  (2N3906)​ .   Again,   watch       orientation! Flat side         transistors   must   match     outline   drawn on the PCB.      ...
  • Page 10 MOUNTING OF THE BOARDS    You are almost done now. You have to finally                   connect all the boards together. Take the bottom                 board and connector board first. ​ P repare two 3  ...
  • Page 11: Final Assembly

        FINAL ASSEMBLY    Congratulations! You have made it           through, now just secure the jacks to the                 panel with ​ t he washers and the nuts    ...
  • Page 12: Troubleshooting

        Before you connect anything, make sure that your system is disconnected from power. Also double                               check the polarity of the ribbon cable, the red cable should match the ­12V rail both on the module and  ...