Emax

--- In emax@yahoogroups.com, "bty54193247" <goodrobot@...> wrote:
> yes that is correct if you dismantle it yourself if i have to
dismantle it then i charge more

jammie 

> Hello Jammie,
> 
> I will indeed send it to you if he cant fix it.
> I noticed in one of your posts you quoted £30 fixed labour +
parts.....is that correct?
> Hope you have a fantastic New Year's eve. All the best for 2009!!!
> 
> Dave
> 
> 
> 
> --- In emax@yahoogroups.com, "jammie.emma" <jammie.emma@> wrote:
> >
> > --- In emax@yahoogroups.com, "bty54193247" <goodrobot@> wrote:
> > > are all the outputs dead if they then it sounds like the power line
> > that feed the filter ic have gone down thats 12v and -12v rails
> >  also check the ribbon cable is seated properly.
> > 
> > all electronic equipment can be fixed as long as the ic are not fried 
> > especially the legacy one produced by emu
> > 
> > if your man cant fix it send it to me
> > 
> > > Hello Jammie,
> > > 
> > > I've decided to get the rack working. A guy I know in Southampton
> > will rebuild the power 
> > > supply for £35 - £40 + parts.
> > > The other issue is the output board. I'm going to take it over to
> > him next week to have a 
> > > look at. As the output board was in perfect working order a couple
> > of weeks ago, I'm 
> > > hoping it is something simple, in which case it shouldn't cost much
> > to repair.
> > > 
> > > In all honesty, I was hoping that I could just transfer the
> > motherboard, and daughterboard 
> > > into my Emax II keyboard, I would then fit a HD, and I would be a
> > happy chappy. OK, the 
> > > remaining Emax II rack parts would be surplus to requirement, but I
> > know there would be 
> > > plenty of parts that other board user would be able to make use of.
> > > 
> > > Many thanks again
> > > 
> > > All the best
> > > 
> > > Dave
> > > 
> > > 
> > > 
> > > --- In emax@yahoogroups.com, "jammie.emma" <jammie.emma@> wrote:
> > > >
> > > > --- In emax@yahoogroups.com, "bty54193247" <goodrobot@> wrote:
> > > > >if the mother board works then its just a power supply issue this
> > > > should cost you max £80 parts and labour
> > > > 
> > > >  jammie
> > > > > Hello Tristan,
> > > > > 
> > > > > Well, I tried the motherboard swap, and the Emax II rack
motherboard
> > > > does indeed work 
> > > > > with the Emax II keyboard, but, for some reason the extra memory
> > > > doesn't appear, which 
> > > > > is quite odd.....I can't figure out why?
> > > > > As a sub note. You mentioned that I might not be able to
adjust the
> > > > contrast after the 
> > > > > transplant,  as the contrast on the rack is adjustable via a
panel
> > > > button on the rack. The 
> > > > > strange thing is, I was able to adjust the contrast via the
slider.
> > > > > Just a thought, could there be a chip on one of the other
two boards
> > > > (output, front 
> > > > > button/LCD) that would block the use of the additional
memory on the
> > > > transplanted 
> > > > > motherboard?
> > > > > I was really hopeful when I'd put everything back together
again,
> > > > and the keyboard fired 
> > > > > up, but after checking the memory, I found that I only had an
> > > > additional 1mb of memory, 
> > > > > rather than the 7mb I had hoped for, but hey, at least I now
know
> > > > that the boards are 
> > > > > interchangeable, which is good to know!!
> > > > > Many thanks indeed again for all of your help and advice.
> > > > > 
> > > > > 
> > > > > All the best
> > > > > 
> > > > > Dave
> > > > > 
> > > > > 
> > > > > 
> > > > > --- In emax@yahoogroups.com, "bty54193247" <goodrobot@> wrote:
> > > > > >
> > > > > > Hello Tristan,
> > > > > > 
> > > > > > Many thanks indeed for your reply. I think the motherboard
swap
> > > > sounds like a very 
> > > > > good 
> > > > > > option.....I'm going to take the two units apart today,
and see if
> > > > I can create a working 
> > > > > > 8mb keyboard!!
> > > > > > I'll let you know how I get on.
> > > > > > 
> > > > > > All the best
> > > > > > 
> > > > > > Dave
> > > > > > 
> > > > > > 
> > > > > > 
> > > > > > 
> > > > > > 
> > > > > > --- In emax@yahoogroups.com, tu@ wrote:
> > > > > > >
> > > > > > > Hello Dave,
> > > > > > > 
> > > > > > > While you can physically install the daughter board in
your Emax
> > > > II keyboard, the 
> > > > > > memory will not 
> > > > > > > be recognised until the internal Emax II EEPROM is
updated. But
> > > > to do that you need 
> > > > > to 
> > > > > > run a 
> > > > > > > memory install disk which will write some data into the
EEPROM.
> > > > These install disks 
> > > > > are 
> > > > > > > unfortunately rather rare. But its possible someone on
the list
> > > > may have one, or a 
> > > > > copy 
> > > > > > of the disk 
> > > > > > > image to enable you to make your own. The only other
> > > > alternatives are to use the 
> > > > > adjust 
> > > > > > features 
> > > > > > > option in the diagnostics menu  to perform a manual
install or
> > > > to remove and hack 
> > > > > the 
> > > > > > EEPROM 
> > > > > > > directly. I don't know what the manual install codes are, or
> > > > what bits to hack on the 
> > > > > > EEPROM, so 
> > > > > > > these are probably not great options :P
> > > > > > > 
> > > > > > > BTW, the daughter board only has a maximum of 6MB of RAM
> > > > installed. The Emax II 
> > > > > > motherboard 
> > > > > > > will have either 1MB or 2MB. It is possible to upgrade a 1MB
> > > > motherboard to 2MB by 
> > > > > > replacing the 
> > > > > > > RAM chips with a higher capacity chip and changing some
PALs.
> > > > But I think even this 
> > > > > > upgrade 
> > > > > > > requires a change to the EEPROM, so you are stuck with
the same
> > > > problem... Actually, 
> > > > > I 
> > > > > > just did 
> > > > > > > some checking and it seems the daughter board also requires
> > > > different PALs to be 
> > > > > > installed if it is 
> > > > > > > used with an Emax II with 1MB base RAM compared compared
to one
> > > > with 2MB base 
> > > > > > RAM. 
> > > > > > > 
> > > > > > > Something else you could consider is transplanting the
> > > > motherboard from your Emax 
> > > > > II 
> > > > > > rack into 
> > > > > > > the Emax II keyboard. Because the motherboard comes with the
> > > > EEPROM, the 
> > > > > keyboard 
> > > > > > would 
> > > > > > > then be able to use the daughter board and have 8MB of
RAM. I
> > > > believe the 
> > > > > > motherboards are 
> > > > > > > identical, but I cannot be sure. One small difference
between
> > > > the rack and the 
> > > > > keyboard 
> > > > > > is that the 
> > > > > > > keyboard allows you to set the LCD contrast from the
master menu
> > > > whereas the rack 
> > > > > > has a trim 
> > > > > > > pot mounted on the front panel that must be manually
adjusted.
> > > > But it is possible this 
> > > > > > difference is 
> > > > > > > only to do with the front panel board and not the
motherboard
> > > > itself.
> > > > > > > 
> > > > > > > /Tristan  
> > > > > > > 
> > > > > > > Tuesday, December 30, 2008, 1:31:40 AM, you wrote:
> > > > > > > 
> > > > > > > >
> > > > > > > Hello all,
> > > > > > > 
> > > > > > > Well, it looks as if my Emax II is beyond repair,
(Output board,
> > > > and power supply not 
> > > > > > > working), but I'm getting it checked over anyway, just
in case
> > > > it can be repaired.
> > > > > > > If I can't get it repaired, I have an option to improve
my Emax
> > > > II keyboard. My Emax II 
> > > > > > rack 
> > > > > > > was fitted with a daughter board, with 8MB of RAM, (7MB on
> > > > daughter board, 1MB on 
> > > > > > main 
> > > > > > > board?). 
> > > > > > > It would be great if I could install the daughter board
in my
> > > > Emax II keyboard, along 
> > > > > > with the 
> > > > > > > RAM......how would I go about doing this?
> > > > > > > My Emax II keyboard has 1MB RAM, and has the stereo option.
> > > > > > > And help with the above would be greatly appreciated.
> > > > > > > 
> > > > > > > All the best
> > > > > > > 
> > > > > > > Dave
> > > > > > > 
> > > > > > >  
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