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MoltenVoltage PedalSync Assembly Instructions Manual

4-loop midi audio switcher kit

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PedalSync™
NODE
4-Loop MIDI Audio Switcher
KIT

Assembly Instructions

Key Features
4-Loop Relay Bypass, MIDI-controlled
switching module for robust, scalable
pedalboard designs
Proprietary ReMute™ circuit virtually
eliminates switching noise without
sacrificing audio quality
MV-57 module with jacks simplifies scalable
pedalboard switching designs.
Power-on light show
Stores and recalls bypass status of 4
isolated audio loops
Robust, 128 program storage
Simple, intuitive user interface
MIDI-Compatible
MIDI Thru repeater for boosting the MIDI
signal and re-transmitting it downstream
info@PedalSync.com
PedalSync_NODE_KIT_Assembly_Instructions.doc
Scalable - combine NODEs like building
blocks to make elaborate designs with an
unlimited number of switches
Tough, road-ready construction
Simple to program - toggle a switch!
PedalSync design allows remote,
synchronized self-programming
True-bypass loops allow use of vintage
pedals while leaving them all-original
Easy to see pedal status at a glance with
the bright LED display
Compact design assists discrete modular
pedalboard construction
Compatible with all major MIDI controllers,
including Voodoo Lab Ground Control and
Behringer FCB1010
© 2013 - MoltenVoltage.com - All Rights Reserved.
DRAFT v0.2

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Summary of Contents for MoltenVoltage PedalSync

  • Page 1: Assembly Instructions

    Compatible with all major MIDI controllers, including Voodoo Lab Ground Control and • MIDI-Compatible Behringer FCB1010 • MIDI Thru repeater for boosting the MIDI signal and re-transmitting it downstream info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 2 Following are the assembly instructions for the PedalSync NODE KIT. NODE is a MIDI-controlled audio switching module designed for use on musician pedalboards. NODE features four (4) switchable isolated audio loops, 128-program storage, and the PedalSync MV-57 ReMute™ Relay Bypass system ensuring extremely quiet operation.
  • Page 3 1x LED Bezel 1x Molten Red Status LED 10x 2-pin wired connector 5x 3-pin wired connector 8x Two-Sided Tape Squares 1x 35-Pin Header Strip (0.1”) 1x 10uF Electrolytic Capacitor info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 4 4x Opto-MOSFET Solid State Relay, e.g. Toshiba TLP222G - dot represents pin 1 8x 1/4” PCB-mount Audio Jacks 4x PedalSync MV-57 Logic-Controlled Relay Bypass chip 4x 14-Pin socket for use with the relay 4x 10-pin Panasonic Relay - orient the text on the Relay the same way as the text on the PCB.
  • Page 5 1x 470 ohm resistor (yellow, purple, black, black, brown) 1x 4.7K resistor (yellow, purple, black, brown, brown) 1x 10K resistor (brown, black, black, red, brown) 2x 3.3-volt regulator TO-92 1x 5-volt regulator TO-220 info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 6 In the alternative, cover it with masking tape during painting. To re-attach the MIDI Jack, use #4 screws or 1/8” rivets. Build the Four (4) Relay Bypass Modules Logic-Controlled Relay Bypass Module with Jacks info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 7 10-pin Panasonic Relay - orient the text on the Relay the same way as the text on the PCB. Center the Relay in the middle 10 pins of the 14-pin socket info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 8 Solder the 8-pin and 14-pin sockets into place. Align the notch on the sockets with the art on the circuit board - the notches should be at the same end as the small white circles. info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 9 Solder the resistors and zener diodes in place. Note that they are mounted vertically. Note: The 5.1v Zener diodes MUST be oriented with the dark band facing out, as shown in the second photo: info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 10 Solder the 0.1uF (104) and 100uF capacitors in place. Note the polarity of the 100uF capacitor, the ground [-] side is closer to the edge of the PCB: Solder the audio jacks in place. info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 11 Mount a 2-pin header on the Audio Input (pins GD and IN), and a 2-pin header to the top right on the Audio Output (pins GD and OU). info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 12 Attach the 4 modules to the enclosure. If an LED does not easily go through the hole, heat up 2 pins at a time and gently adjust as needed. info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 13 Connect the OU (audio output) of the bottom right module to the IN (audio input) of the top right module. Also connect the GD ground pins from the two modules together. info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 14 PedalSync™ NODE KIT Assembly Instructions Datasheet - p.15 info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 15 (yellow, purple, black, brown, brown) 10K resistor (brown, black, black, red, brown) 3.3 V/R 3.3-volt regulator TO-92** 5 Volt Regulator 5-volt regulator TO-220** ** Note the polarity of these parts info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 16 Solder the 442 ohm resistor in the spot right above the “MIDI THRU >>>” indication on the PCB. The will connect it with the M4 MIDI Out header. info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 17 Solder the 3.3-volt regulator in place as well, noting its orientation. info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 18 Solder the 2x 4001 (or 4007) diodes in place, again making sure the silver band is on the correct side, indicated by the thicker line on the diode PCB art. info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 19 Solder the 3 electrolytic capacitors in place. The value and polarity are indicated on the PCB - the square hole is +, and corresponds to the longer lead on the cap. info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 20 Attach the 2-pin headers to the 1, 3, 5, and 7 switch inputs, the 9VDC power input, the MIDI IN, the WR/GD- write switch input, and the ST/GD - status LED output. info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 21 Output 3B to top left (#1) Relay module 4.0” Output 5B to top right (#4) Relay module full length Output 7B to bottom right (#3) Relay module 4.5” info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 22 PedalSync™ NODE KIT Assembly Instructions Datasheet - p.23 info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 23 Position the 10uF capacitor on the MIDI THRU Jack (on the right when looking into enclosure), with the positive (longer lead) on pin 4, and the negative (shorter lead) on pin 2 (center pin). info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 24 Solder the Red outside wire to MIDI Pin 2 (center pin). It will connect to the digital ground DG on the PCB. Solder the Blue outside wire to MIDI Pin 5. It will connect to the M4 MIDI THRU output info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 25 Top left switch - connects to Input 3 4.5" Bottom right switch - connects to Input 7 3.5" Top right switch - connects to Input 5 4.5" Use of a hobby vise is recommended. info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 26 Attaching Off-Board Components Secure the DC Jack with a 14mm wrench. Put a lock washer on each Audio Jack and secure with a 1/2” wrench with the long end down. info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 27 Stack and attach two (2) adhesive squares to each corner of the MV-62 module. Note: Failure to use 2 squares on each corner will cause a short circuit! info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 28 Connect the DC jack to the 9VDC header on the MV-62 PCB - the bent center lug attaches to the outer GD (ground) pin. Connect the Write switch to the WR/GD header. info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 29 On the 9 Switches Modules, solder a jumper wire between an unused DG and an unused GD header hole. Solder a 2.2K ohm resistor between the Ground lug of the DC Power Jack and the Ground lug of the Audio Input Jack info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 30: Audio Out

    1/4” input for the audio signal. Connected directly to AUDIO OUT if all loops are bypassed. DC9V TIP- 9-volt DC, tip-negative 2.1mm center power connection. Power supply must deliver 200mA minimum. info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 31: Status Led

    Injector. Program Recall Programs are recalled using the PedalSync Master Controller, standard MIDI Program Change messages on Channel 15, or the PedalSync 4 Presets chips (MV-59 or MV-59B). On power up, NODE always loads program 1. info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved.
  • Page 32 NODE responds to standard MIDI Program Change messages on channels 1 and 15 only. MIDI Program Change messages sent on any other channel will be ignored by the chip. info@PedalSync.com © 2013 - MoltenVoltage.com - All Rights Reserved. PedalSync_NODE_KIT_Assembly_Instructions.doc DRAFT v0.2...
  • Page 33 Voodoo Lab, Ground Control, and Behringer are trademarks of their respective companies and are unrelated to Molten Voltage. PedalSync, Tru-Foot, Molten Voltage, Visionary Effects, ReMute, “Sturdy Scalable Simple”, “streamline your sound”, “Design simple Design sublime”, and “the future just showed up” are all trademarks of Molten Voltage.