https://archivedforum.beoworld.org:443/forums/42.aspxAdvanced Technical Forum for discussion of Bang & Olufsen products at component level.enCommunityServer 2008 SP2 (Build: 31104.93)https://archivedforum.beoworld.org:443/forums/thread/57315.aspxMon, 22 Oct 2007 10:14:26 GMT41a2a90c-3a1e-4bd3-b144-3883695a7f38:57315Eugenio Colazzo0https://archivedforum.beoworld.org:443/forums/thread/57315.aspxhttps://archivedforum.beoworld.org:443/forums/commentrss.aspx?SectionID=42&PostID=57315<p>Something similar appened on my Beo 7, there were some problems, first a fuse burned (all working but no possibility to actuate commands)&nbsp; AND the main relay with a defective contact (after some minutes turntable stops and the beo goes in GURU mode [no operations possible]) AND a capacitor broken...</p><p>If you can open the unit (only the control section) check the fuses and the main relay, Martin has the best capacitors kit, I suggest you to try to change them, It is not so difficult and in the kit there are detailed instructions.</p><p>After this I am here to help you</p><p>ciao ciao</p><p>Eugenio&nbsp;</p><div style="clear:both;"></div>https://archivedforum.beoworld.org:443/forums/thread/57062.aspxSun, 21 Oct 2007 06:53:45 GMT41a2a90c-3a1e-4bd3-b144-3883695a7f38:57062indifferent0https://archivedforum.beoworld.org:443/forums/thread/57062.aspxhttps://archivedforum.beoworld.org:443/forums/commentrss.aspx?SectionID=42&PostID=57062<p>I was hoping the service manual would provide a bit more guidance on some of the&nbsp;checks you mentioned ....Not an electronics expert for sure but I did just build an clone of a 1959 Fender Deluxe tube guitar amp :)</p><div style="clear:both;"></div>https://archivedforum.beoworld.org:443/forums/thread/57060.aspxSun, 21 Oct 2007 06:49:26 GMT41a2a90c-3a1e-4bd3-b144-3883695a7f38:57060Dillen0https://archivedforum.beoworld.org:443/forums/thread/57060.aspxhttps://archivedforum.beoworld.org:443/forums/commentrss.aspx?SectionID=42&PostID=57060<p>Welcome to Beoworld !</p><p>Not sure how good you are with electronics but I suppose<br />you need to check if the processor runs, the reset circuitry and<br />other circuits around it, supply voltages etc.</p><p>Martin</p><div style="clear:both;"></div>https://archivedforum.beoworld.org:443/forums/thread/57058.aspxSun, 21 Oct 2007 06:45:15 GMT41a2a90c-3a1e-4bd3-b144-3883695a7f38:57058indifferent0https://archivedforum.beoworld.org:443/forums/thread/57058.aspxhttps://archivedforum.beoworld.org:443/forums/commentrss.aspx?SectionID=42&PostID=57058<p>Pickup a a Beocenter 7700 as giveaway and when pluged-in all the control panel lights light-up, however, none of the controls function.&nbsp; I do not have the remote so I&nbsp;toggled &nbsp;the remote switch on the bottom with no results.&nbsp; The turntable does spin but will only respond to controls on intial turn on.&nbsp; There is very low volume when playing a record through headphones.&nbsp; Tried the microprocsessor test as indicated in the service manual and there is a o and a P on the display, but that is what is there at all times.&nbsp; Any ideas????&nbsp; Thanks in advance for any suggestions!</p><p>&nbsp;</p><p>John</p><div style="clear:both;"></div>