Recent content by bmxsummoner

Hi, ed. After having spoken with the resellers who also checked with their in-house tech and stock, I shouldn't have the difficulty in question. I am only able to turn the inner knob (outer one moves fine) with the help of a wrench and some cloth to protect the plastic outer casing. And even...

Hi, everyone. Just wanted to ask for some guidance on a newly bought source four. How hard is it to 1) turn the inner knob for flat field adjustment, and 2) to remove the lamp from the socket?Even the most minor turn on the knob is next to impossible, and it could only turn about 20 degrees...