Telerau Defnyddio - Defnyddio'r BBC

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Ond rhaid cadw at rai rheolau.</p> <p>Darllenwch ein hesboniadau i weld beth y gallwch chi (a ni) ei wneud neu ddim ei wneud. Mae ein hesboniadau yn ateb y cwestiynau rydym yn eu cael yn aml. Os nad ydych chi'n gallu dod o hyd i ateb, darllenwch ein fersiwn llawn o'r Telerau Defnyddio.</p></div> </div> <div class="gel-head-panel--item gel-bp-l-2/3 gel-head-panel--item-va-bottom"><img src="//web.archive.org/web/20191015210813im_/http://ichef.bbci.co.uk/images/ic/960xn/p048hw0f.png" class="img-responsive" title="Terms of Use" alt="Terms of Use" longdesc="BBC online Terms of Use"/></div> </div> </div> </div> </div> </section> <section class="bg-color-light grid-padding"> <div class="gel-wrap"> <div class="gel-layout gel-topic-opts">  <div class="gel-layout__item gel-bp-s-1/1 gel-bp-l-10/12 gel-bp-l-center-align"> <div class="gel-panel list-grid"> <h3 id="accessing-the-bbc" class="gel-great-primer icons icon-access"><a href="/web/20191015210813/http://www.bbc.co.uk/usingthebbc/terms/do-i-need-a-tv-licence/cy/" title="Mynediad i'r BBC">Mynediad i'r BBC</a></h3> <ul class="full-width"> <li class=""> <h3><a class="gel-pica-bold" href="/web/20191015210813/http://www.bbc.co.uk/usingthebbc/terms/do-i-need-a-tv-licence/cy/" title="Pryd mae angen trwydded deledu arnaf?">Pryd mae angen trwydded deledu arnaf?</a></h3> </li> <li class=""> <h3><a class="gel-pica-bold" href="/web/20191015210813/http://www.bbc.co.uk/usingthebbc/terms/what-happens-if-i-use-the-bbc-when-im-outside-the-uk/cy/" title="Beth sy鈥檔 digwydd pan fyddaf yn defnyddio'r BBC a minnau y tu allan i'r DU?">Beth sy鈥檔 digwydd pan fyddaf yn defnyddio'r BBC a minnau y tu allan i'r DU?</a></h3> </li> </ul> </div> <div class="gel-panel list-grid"> <h3 id="sharing-commenting-voting-and-submissions" class="gel-great-primer icons icon-comments"><a href="/web/20191015210813/http://www.bbc.co.uk/usingthebbc/terms/what-are-the-rules-for-commenting/cy/" title="Cymryd rhan">Cymryd rhan</a></h3> <ul class="full-width"> <li class=""> <h3><a class="gel-pica-bold" href="/web/20191015210813/http://www.bbc.co.uk/usingthebbc/terms/what-are-the-rules-for-commenting/cy/" title="Beth ydi'r rheolau ar gyfer rhoi sylwadau a llwytho i fyny?">Beth ydi'r rheolau ar gyfer rhoi sylwadau a llwytho i fyny?</a></h3> </li> <li class=""> <h3><a class="gel-pica-bold" href="/web/20191015210813/http://www.bbc.co.uk/usingthebbc/terms/who-owns-the-content-i-post-or-upload/cy/" title="Pwy sy鈥檔 berchen ar y cynnwys rwy鈥檔 ei bostio neu鈥檔 ei lwytho i fyny?">Pwy sy鈥檔 berchen ar y cynnwys rwy鈥檔 ei bostio neu鈥檔 ei lwytho i fyny?</a></h3> </li> <li class=""> <h3><a class="gel-pica-bold" href="/web/20191015210813/http://www.bbc.co.uk/usingthebbc/terms/what-can-the-bbc-do-with-the-content-that-i-post/cy/" title="Beth mae鈥檙 BBC yn ei wneud 芒'r cynnwys rwy鈥檔 ei bostio?">Beth mae鈥檙 BBC yn ei wneud 芒'r cynnwys rwy鈥檔 ei bostio?</a></h3> </li> <li class=""> <h3><a class="gel-pica-bold" href="/web/20191015210813/http://www.bbc.co.uk/usingthebbc/terms/help-with-moderation/cy/" title="Help gydag adolygu sylwadau">Help gydag adolygu sylwadau</a></h3> </li> <li class=""> <h3><a class="gel-pica-bold" href="/web/20191015210813/http://www.bbc.co.uk/usingthebbc/terms/how-do-i-vote-on-a-show-or-competition/cy/" title="Sut mae pleidleisio ar sioe neu gystadleuaeth? 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