Video Blog 157 & 158 - Kikusui PCR500M Remote Operation & LED Modification
DISCLAIMER: This video is educational only, so if you decide to do the same yourself then you are on your own, I can't be held responsible for any problems/issues/damage/injury that may occur if you decide to follow this blog and try it yourself.
VIDEO BLOG
On the workbench it's a stretch from where I work to operate the ON/OFF control on the PCR500M front panel, and the Output power LED is very dim.
YouTube Video:
Update video:

