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new axial caps. on pcb 31 they were way off . and it worked again.
1uf = 1.05
2,2uf = 1,73
47uf = 9,1
47uf = 8,7
47uf = 8,8
47uf = 16,3
Location: denmark
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howe and where to uploade servicemanual .if it is one you don`t have.
Location: denmark
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ok thanks for the help , i am taking a brake from it to do some other stuff.Location: denmark
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D 306 and D 307 , 540 mV . so they seam okLocation: denmark
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there is no change with or without powerlink . pushing the small off button and p 200 pin 1 goes lowbut there is no change at st.by out from microcomputer p 200 pin 14.Location: denmark
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sorry the passive is on all the time can not turn it off , it is the ic 305 that is controling the input from powerlink or masterlink , that isstopping the signal. or it is mutedet . when i connect powerlink MK2 , there is 12v on pin 1. i connecede masterlink to see if there whasany differens.Location: denmark
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now i have tryed to connect my beosound 4 , still dosen`t work</div>
<div>first with powerlink cable then with masterlink still nothing .</div>
<div>ic 305 hef4052 multiplexer dosen`t seem to shift . when i shortenpin 13 and 14 there is music in the speaker. i am a bit rusty in theelectronic ,havent yoused it sins i left bang & olufsen in 1993 afterhave worked there for 7 years. ATS eletric testing printboards.Location: denmark
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okay i will try it , when i get my beosound assembelt again , i am paintingthe frontcover .Location: denmark
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my beolab penta MK3.new foam surounds on midrange speakers and new capasitators in the crossowers.next i am going to paint the glassockets, there is to many scrathes to repair.i have a set of new stainless steeal pannels (2 speakers ), but i havent decided if to replace themor sell them. i am also going to paint the front of a beosound 4.Location: denmark
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anybody who nows what the readings ( volts ) should be. maybe the microcomputer pcb 3is faulty.Location: denmark
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that is the problem , with only 220v connecet , it is on , the power up is high on p200 pin 8 , and when i connect 5v to
pin 1 on powerlink scoket , p200 pin 8 goes low. p200 pin 1 is connecet to on/off switch when i press it it goes low and wheni relece it it goes high .it looks as it is the oppesit as it should be.tager lang tid at skrive på engelsk.Location: denmark
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i have to ask are you a repair guy i need som pointers where to look fore faults.Location: denmark
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ok have orderet 2 5m cables for my beolab penta ,trye when they arrive.
Location: denmark
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found out that my powerlink cabel , there is no connection in pin. 1 and 6.
Location: denmark
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okay thanks , how do i se that it is MK2 powerlink.
Location: denmark
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okay must check it , i connect it to beosound 4 thrue masterlink , do i need the ir eye to make i work as poweramplifier.
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