<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><br><div><div>On May 5, 2014, at 4:49 PM, Juan Carlos Garcès Mariño wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><span class="Apple-style-span" style="border-collapse: separate; font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-size: medium; "><div class="hmmessage" style="font-size: 12pt; font-family: Calibri; "><div dir="ltr"><div>I do not need upgrade to sugar 0.100, because I need have the XO with active security, </div><div>really I need resolve this problem: the wifi have little power and not detected with easily the networks, I changed the network card and the antennas but did not work, besides I installed again the operative system sugar no luck.</div><div></div></div></div></span></blockquote><div><br></div><div>Software confusion aside, now you have my interest.</div><div><br></div><div>You have tried using a known good antenna(s), and a known good card, and</div><div>still saw the problem ?</div><div><br></div><div>My first suggestion in a case like this is to replace the main antenna</div><div>with a known good one and retest.</div><div>The main antenna is the left-most one when looking at the motherboard,</div><div>and is usually connected to the right-most connector on the WLAN card</div><div>(labelled "Main").</div><div>The next suggestion is to replace the WLAN card. If you've done both of</div><div>those and it still doesn't work well, look in /var/log/messages for any error</div><div>messages from the driver (indicating a possible problem with the SDIO bus).</div><div><br></div><div>Just about the only thing left to try is to measure the +1.8V and +3.3V at</div><div>the card socket while Linux is running, there could be something wrong with</div><div>the power switches Q29, Q37 and Q38.</div><div><br></div><div>Regards,</div><div>wad</div><div><br></div><div><br></div></div></body></html>