APW12 120V Unlock Instructions
The instructions in this section are for modifying the minimum required input voltage on
the APW12 from 200V AC to 120V AC. Follow all safety precautions previously outlined
and consider working in a well ventilated area with protective respiratory gear and a
smoke absorber or fan running.
Recommended Tools and Parts for Modification
The following tools are recommended for modifying the APW12.
Soldering Iron and Solder
(70W or greater)
2x 1 MΩ, 0.25 W Axial Resistors
Modification Steps
Step 1
Unplug the power supply from the wall and allow the unit to sit unplugged for at least 10
minutes. WARNING: the high voltage capacitors can remain charged and present an
elevated risk of electrical shock for several minutes after unplugging the unit. Please
read and adhere to all safety precautions given on page 1 of this document.
Document Revision 3
2024-02-01 6
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