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WORNG Electronics – TMLPG
Page 1
Build Document V1.1
Your solder joints should look like those shown as 'OK' below, they should have that neat
conical shape on BOTH sides of the PCB. If they don't look the same on both sides then
stop! Work out why from the soldering guides linked and don't continue until you are getting
those results. This isn't about perfectionism, you are very likely to end up with a destroyed,
damaged or defective unit if you're not hitting that standard.
This photo is from the Adafruit guide to excellent soldering -
http://bit.ly/1l77tF4
and is
reproduced under an Attribution-Sharealike creative commons license -
http://creativecommons.org/licenses/by-sa/3.0/

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  • Page 1 WORNG Electronics – TMLPG Page 1 Build Document V1.1 Your solder joints should look like those shown as ‘OK’ below, they should have that neat conical shape on BOTH sides of the PCB. If they don’t look the same on both sides then stop! Work out why from the soldering guides linked and don’t continue until you are getting...
  • Page 2 WORNG Electronics – TMLPG Page 2 Build Document V1.1 1. First place the 8 vactrols on the PCB as shown. NOTE: orientation is vital! The dot on the vactrol must line up with the white dot on the PCB silkscreen as shown below.
  • Page 3 WORNG Electronics – TMLPG Page 3 Build Document V1.1 2. Next turn the PCB over and place and solder the two capacitors at C5 and C6, and then the 2x8 male header – these parts are all placed on the opposite side of the PCB as the vactrols.
  • Page 4 WORNG Electronics – TMLPG Page 4 Build Document V1.1 4. Now place on the front panel and screw on all nuts on to the jacks and switches and the nuts and onto the pots. Then take some masking tape and use it to hold the LEDs so that they sit flush with the front of the panel.
  • Page 5 WORNG Electronics – TMLPG Page 5 Build Document V1.1 5. Finally you can place the knobs onto the pots and then attach the 16-pin ribbon cable as shown below – with the red stripe facing towards the bottom of the module.

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