Applying a negative charge to the photosensitive drum.
<p><a href="https://en.wikipedia.org/wiki/User:K._Aainsqatsi" class="extiw" title="wikipedia:User:K. Aainsqatsi">K. Aainsqatsi</a> at <a href="https://en.wikipedia.org/wiki/" class="extiw" title="wikipedia:">English Wikipedia</a><br></p>
(<span lang="en" dir="ltr">Original text: <i><bdi lang=""><a href="https://en.wikipedia.org/wiki/User:K._Aainsqatsi" class="extiw" title="en:User:K. Aainsqatsi">K. Aainsqatsi</a></bdi></i></span>)
<p>Transferred from <span class="plainlinks"><a class="external text" href="https://en.wikipedia.org">en.wikipedia</a></span> to Commons.<br></p>
(<span lang="en" dir="ltr">Original text: <i><bdi lang="">self-made</bdi></i></span>)