Beast-Tek Instruments PIXEL DRUM v1.3 Build Manual Download Page 28

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Pixel Drum Build Guide

Page 28

Brain Board – Step 11

Install the 10 PIN IDC Eurorack power header, making sure the header key/”cut-out” is oriented facing
the right hand side of the board as per the photo below.

Also install and solder the 10uf Tantalum capacitor C3

Summary of Contents for PIXEL DRUM v1.3

Page 1: ...www beast tek com Pixel Drum Build Guide Page 1 PIXEL DRUM v1 3 BUILD GUIDE www beast tek com ...

Page 2: ... ON ON 1 POI POII POIII POP 9mm Round shaft 10KB Potentiometer 4 POD POE 9mm T18 shaft 10KB Potentiometer 2 N A PJ301BM 3 5mm Mono Jack 11 L1 100uH Inductor R F Choke 1 C1 100nf Blue Monolithic Capacitor 104 1 R8 R19 220 OHM Resistor 1 Red Red Black Black Brown 2 R15 R16 R17 R18 R20 1K Ohm Resistor 1 Brown Black Black Brown Brown 5 R3 R4 R5 R6 R12 R14 100K Ohm Resistor 1 Brown Black Black Orange B...

Page 3: ...3 1N4148 Signal Diode 1N4148 1 L1 100uH Inductor R F Choke 1 R1 R2 R3 R4 R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 220 OHM Resistor 1 Red Red Black Black Brown 14 R19 R21 R44 R45 R46 10K Ohm Resistor 1 Brown Black Black Red Brown 5 R16 R17 R18 R20 R23 R24 R25 R26 R28 R30 R37 R40 100K Ohm Resistor 1 Brown Black Black Orange Brown 12 R29 R31 R32 R33 R34 R35 R39 150K Ohm Resistor 1 Brown Blue Black Orange B...

Page 4: ...www beast tek com Pixel Drum Build Guide Page 4 IO Board Step 1 Install and solder the five 1K resistors R15 R16 R17 R18 and R20 ...

Page 5: ...www beast tek com Pixel Drum Build Guide Page 5 IO Board Step 2 Install and solder the six 100K resistors R3 R4 R5 R6 R12 and R14 ...

Page 6: ...www beast tek com Pixel Drum Build Guide Page 6 IO Board Step 3 Install and solder the six 200K resistors R1 R2 R7 R9 R10 R11 ...

Page 7: ...www beast tek com Pixel Drum Build Guide Page 7 IO Board Step 4 Install and solder the one 150K resistor R13 ...

Page 8: ...www beast tek com Pixel Drum Build Guide Page 8 IO Board Step 5 Install and solder the two 220 ohm resistors R8 and R19 ...

Page 9: ...www beast tek com Pixel Drum Build Guide Page 9 IO Board Step 6 Install and solder C1 and L1 ...

Page 10: ...www beast tek com Pixel Drum Build Guide Page 10 IO Board Step 7 Install and solder the two seven segment displays D1 and D2 ...

Page 11: ...www beast tek com Pixel Drum Build Guide Page 11 IO Board Step 8 Cut the male header pin strip to size and solder in place making sure it is at right angle to the PCB ...

Page 12: ... offs spacers with screws Install the pots jacks and two LED s DO NOT SOLDER YET Note The SPDT switch should not be installed yet Use something to support the board from beneath a solder roll works perfectly Take the panel and place it carefully over the jacks and pots so they do not fall out ...

Page 13: ... nuts until they are finger tight DO NOT over tighten them as they will twist the pots and jacks and or pins will be bent Use a tube spanner or special tool like the awesome Rocket Sockets from Peppers Pedals to avoid scratching and damaging the panel This should be enough to hold things together so that it can be flipped over to solder Only solder one pin of each jack and each pot to hold things ...

Page 14: ...www beast tek com Pixel Drum Build Guide Page 14 IO Board Step 11 Remove the nuts and panel Remove the protective cover from the acrylic panel and place over the rotary encoder Install the SPDT switch ...

Page 15: ...www beast tek com Pixel Drum Build Guide Page 15 IO Board Step 12 Place the panel back on Place the nut for the SPDT switch on and finger tighten ...

Page 16: ...www beast tek com Pixel Drum Build Guide Page 16 IO Board Step 13 Install the remaining nuts and washers and finger tighten Inspect everything and make sure everything is sitting nicely ...

Page 17: ...7 IO Board Step 14 When everything is level and sitting nicely flip it over and solder the remaining joints for the switch jacks pots Maneuver the LED so it aligns up with the transparent parts of the panel as closely as possible and solder in place ...

Page 18: ...www beast tek com Pixel Drum Build Guide Page 18 Brain Board Step 1 Install and solder the fourteen 220R resistors R1 through R14 ...

Page 19: ...www beast tek com Pixel Drum Build Guide Page 19 Brain Board Step 2 Install and solder the five 10K resistors R19 R21 R44 R45 and R46 ...

Page 20: ...www beast tek com Pixel Drum Build Guide Page 20 Brain Board Step 3 Install and solder the twelve 100K resistors R16 R17 R18 R20 R23 R24 R25 R26 R28 R30 R37 and R40 ...

Page 21: ...www beast tek com Pixel Drum Build Guide Page 21 Brain Board Step 4 Install and solder the seven 150K resistors R29 R31 R32 R33 R34 R35 and R39 ...

Page 22: ...www beast tek com Pixel Drum Build Guide Page 22 Brain Board Step 5 Install and solder the two 200K resistors R15 and R43 ...

Page 23: ...www beast tek com Pixel Drum Build Guide Page 23 Brain Board Step 6 Install and solder the 300K resistor R36 ...

Page 24: ...www beast tek com Pixel Drum Build Guide Page 24 Brain Board Step 7 Install and solder the two 1M resistors R22 and R38 ...

Page 25: ...and solder the two ferrite beads F1 and F2 the 100uh inductor L1 the two 1N4004 power diodes D1 and D2 and the 1N4148 signal diode D3 NOTE Diodes are polarized and must be installed in the correct direction Make sure the stripe on the diodes matches the stripes on the PCB board ...

Page 26: ...ocket strips to the correct sizes Start with the larger ones first to ensure there will be enough length remaining Once all are cut to the correct sizes install them and solder into place Use a piece of cardboard book etc to hold them in place while flipping the PCB over to solder ...

Page 27: ...beast tek com Pixel Drum Build Guide Page 27 Brain Board Step 10 Install the fourteen 100nf C0G capacitors C1 C2 C3 C4 C5 C6 C7 C8 C9 C11 C12 C13 C14 C15 and C17 Also install the LD1117V33 voltage regulator ...

Page 28: ...de Page 28 Brain Board Step 11 Install the 10 PIN IDC Eurorack power header making sure the header key cut out is oriented facing the right hand side of the board as per the photo below Also install and solder the 10uf Tantalum capacitor C3 ...

Page 29: ...ard Step 12 Install the one 1uF non polarized electrolytic capacitor C18 and the four 100uF electrolytic capacitors C10 C16 C19 and C20 paying attention to polarity the longer lead is positive lead the shorter lead pointed to by the arrow is the negative lead ...

Page 30: ...www beast tek com Pixel Drum Build Guide Page 30 Brain Board Step 13 Install the 79L05 voltage regulator IC7 Make sure the flat side is facing the same direction as the silkscreen on the PCB ...

Page 31: ...www beast tek com Pixel Drum Build Guide Page 31 Brain Board Step 14 Cut a 1x6 piece of male pin header and install it into JP3 this can be used to connect a PicKit3 programmer for firmware updates ...

Page 32: ...ek com Pixel Drum Build Guide Page 32 Brain Board Step 15 Cut the female pin headers to size install on the opposite side of the board and solder one pin on each header Now connect the brain board to the IO board ...

Page 33: ...www beast tek com Pixel Drum Build Guide Page 33 Brain Board Step 16 When the boards are connected and everything is sitting nicely solder the remaining pins of the pin header ...

Page 34: ...Brain Board Step 17 Now install the IC s paying VERY close attention to the orientation Start with IC6 which is the TL071 as it is different to the rest Next install the six MCP 602 s followed by the two 74HC595 s and lastly the dsPIC microcontroller ...

Page 35: ... and brain boards Double check all solder joints and look for shorts When you are happy join the boards together and do a quick power on test If everything appears to work install the two screws in the brain board to the standoffs to secure the boards together Lastly install the knobs ...

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