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Emu XL-7 & MP-7 User's Group

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Message

Re: My XL7 won't power up

2006-09-09 by tonyhoneyford

--- In xl7@yahoogroups.com, "Bob S." <tttsystems@...> wrote:
>don't apologise...but yes its switched on.... 
> Sorry for asking something obvious, but is the power switch on the 
back of the unit (next to the power cord) on ?
> 
> I remember myself trying to figure out why the front button was not 
working when the back switch went off inadvertently....
> 
> Bob
> El Segundo, CA
> 
> 
> 
>   ----- Original Message ----- 
>   From: tonyhoneyford 
>   To: xl7@yahoogroups.com 
>   Sent: Saturday, September 09, 2006 6:49 AM
>   Subject: [xl7] Re: My XL7 won't power up
> 
> 
>   Thanks Gonz....
>   Is the psu the bit inside with a grey cage around it? I'm a 
carpenter 
>   by trade and I know JS about electronics....If I had a circuit 
tester 
>   I could at least see if the thing is somehow stuck in standbye 
>   mode....but for that to be the case the psu must be okay...is 
that 
>   what you mean?...I could maybe borrow a circuit tester...would 
that 
>   help me source the problem? is this common psu fault easy to 
>   repair....I know someone else who repairs TVs etc...maybe they 
could 
>   do it? I know I'm rambling on here but there aint an emu repair 
>   centre this side of the ocean (that I know of!)and our whole show 
is 
>   now stopped dead in its tracks--- In 
>   xl7@yahoogroups.com, "gonzinigonz" <gonzini@> wrote:
>   >
>   > Not 100% sure how the standby switch tie's in the the PSU but 
there 
>   > will be a sense line on the PSU somewhere that detects when it 
>   needs to 
>   > power up and down.
>   > In fact the standby must be a part of the XL's hardware and 
>   firmware or 
>   > you wouldnt get the "powering down in xx" time in the LCD.
>   > So when in standby the PSU must be working you see?
>   > A bit like your PC when you turn it off but its still got live 
>   mains on 
>   > it and theres still some voltages left on the motherboard.
>   > If your 100% convinced that it is the PSU there is a link to a 
>   supplier 
>   > on a thread further back, someone managed to get hold of one.
>   > Im sure the old one could be repaired, id have go. I do 
electronics 
>   for 
>   > living.
>   > Another thing is that a lot of people including myself run the 
XL's 
>   on 
>   > 110v with a 240v to 110v transformer.
>   > It runs alot coolier that way :o)
>   > Hope that helps
>   > Gonz
>   > 
>   > 
>   > --- In xl7@yahoogroups.com, "tonyhoneyford" <honeyford@> wrote:
>   > >
>   > > I have read a few threads about power supply problems....my 
unit 
>   is 
>   > not 
>   > > switching on at all...checked internal fuse, and thats 
okay....I 
>   > rarely 
>   > > use the standby switch so I doubt that anythings overheated 
>   (240volts 
>   > > won't be helping though)....I just wonder how the standby 
switch 
>   > > actually works? Is there a known issue with this standbye 
switch? 
>   > I've 
>   > > tried re-seating everything internally that could have come 
loose 
>   but 
>   > > no joy...we were just about to book our first gig in 6 
months, 
>   and 
>   > our 
>   > > set is based around trax we've written on our XL7.....Please 
>   > > heeelllpppp!!!
>   > >
>   >
> 
> 
> 
>    
> 
> [Non-text portions of this message have been removed]
>

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