Emax

i have the schem here i will take a look
----- Original Message ----- 
From: "Ted Summers" <djtbs1@...>
To: <emax@yahoogroups.com>
Sent: Tuesday, November 10, 2009 8:11 PM
Subject: Re: [emax] Re: Emax II Service manual plea


> The keys are in a matrix on Emax 1, if Emax 2 is similar it could be the 
> ICs
> that interface to that section of the matrix or a single connection that 
> is
> common to all the keys and one connection for all the panel buttons......
> I don't have a schematic at work to check at the moment.....
>
> no Keanu / red pill related jokes, please......
>
> Just a thought.
>
> Regards,
> Ted
>
> On Tue, Nov 10, 2009 at 10:05 AM, chevytravelleruk <
> chevytravelleruk@...> wrote:
>
>>
>>
>> I don't think so.. the fact that certain groups of keys stop working
>> coupled with the failure of some of the front buttons seems to point the
>> finger of blame at the scanning processor..
>>
>>
>> --- In emax@yahoogroups.com <emax%40yahoogroups.com>, el macaco 
>> <elmacaco@...>
>> wrote:
>> >
>> >
>> > Are you sure it isn't just the key and switch contacts?
>> >
>> >
>> >
>> >
>> >
>> >
>> >
>> > To: emax@yahoogroups.com <emax%40yahoogroups.com>
>> > From: jammie.emma@...
>>
>> > Date: Mon, 9 Nov 2009 14:19:42 +0000
>> > Subject: Re: [emax] Emax II Service manual plea
>> >
>> >
>> >
>> >
>> >
>> > first thing to do is open the machine a reset all socketed ic then put
>> the machine back to gether and try again the ic chips can work loose or
>> curode use deoxit to clean the pins on the ic do 1 chip at a time get a
>> white marker and put an arrow on the chip and the pcbthe arrow pointing 
>> up
>> on the ic and then place an arrow facing down pionting to the arrow on 
>> the
>> ic that way you wont lose the orientation of the ic
>> >
>> > ----- Original Message -----
>> > From: chevytravelleruk
>> > To: emax@yahoogroups.com <emax%40yahoogroups.com>
>> > Sent: Monday, November 09, 2009 1:06 PM
>> > Subject: [emax] Emax II Service manual plea
>> >
>> > Hi all
>> >
>> > I have an Emax II Turbo keyboard which has developed an intermittant
>> fault.
>> > Periodically, some of the keys fail to trigger and this has now 
>> > worsened
>> so that certain number buttons don't respond either. Now I believe that I
>> must have a failing Scanning chip in the Emax somewhere, but sadly, I 
>> don't
>> know how to locate/replace it. Does anyone here have a service manual 
>> they
>> would be willing to sell/copy?.. or could anyone advise me which chips 
>> need
>> changing and their locations?..
>> > I would be prepared to pass this on to a reputable repairer/engineer(I 
>> > am
>> London based), but sadly they seem to be few and far between these days.. 
>> so
>> any recommendations there?..
>> >
>> > Help
>> >
>> > ----------------------------------------------------------
>> >
>> > No virus found in this incoming message.
>> > Checked by AVG - www.avg.com
>> > Version: 8.5.425 / Virus Database: 270.14.55/2489 - Release Date:
>> 11/08/09 07:37:00
>> >
>> > [Non-text portions of this message have been removed]
>> >
>> >
>> >
>> >
>> >
>> > __________________________________________________________
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>> >
>>
>>
>>
>
>
> [Non-text portions of this message have been removed]
>
>
>
> ------------------------------------
>
> Emax and Emax II User's Group Website
>
> http://www.silveriafamily.comYahoo! Groups Links
>
>
>
>


--------------------------------------------------------------------------------



No virus found in this incoming message.
Checked by AVG - www.avg.com
Version: 8.5.425 / Virus Database: 270.14.59/2494 - Release Date: 11/10/09 
07:38:00