<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - No signal at VGA (crt-tube) connected to DVI port of VX900" href="https://bugs.freedesktop.org/show_bug.cgi?id=94863#c46">Comment # 46</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - No signal at VGA (crt-tube) connected to DVI port of VX900" href="https://bugs.freedesktop.org/show_bug.cgi?id=94863">bug 94863</a> from <a class="email" href="mailto:huangranbj@126.com" title="HuangRan <huangranbj@126.com>"> HuangRan</a> <pre>Hi Kevin, I suggest we open another thread to discuss DVI interface issue to avoid the confliction with current John's thread for VGA port. Thanks, Frank (In reply to HuangRan from <a href="show_bug.cgi?id=94863#c45">comment #45</a>) > Hi John, > > Sorry that I put more information on DVI test result here which is not > related to this VGA(crt-tube) issue. > > > Hi Kevin, > > We give a test with OpenChrome UMS 0.4.0 driver on T510/T5555/C90LE/V90LE > thin clients for DVI-I and DVI-D ports(C90LE and V90LE do not have DVI-D > port) and get following results: > > DVI-I DVI-D > T510 fail suc > T5555 fail suc > C90LE fail X > V90LE suc X > > From the result we tested, it shows for DVI-D port for T510/T5555, the > UMS driver is working fine; By contrast, for T510/T5555 DVI-I port, the UMS > driver is failed to work. The possible reason is that DVI-I uses a external > TMDS transmitter Silicon Image Sil164 which current UMS driver does not > support. > For V90LE and C90LE, the result is very interesting because they both > uses VT1632 as the external TMDS transmitter, but the result is totally > different. > > Thanks, > Frank</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> </ul> </body> </html>