[sdiy] Andromeda A6 repair?

David Bulog d2ba at xtra.co.nz
Thu Dec 11 18:55:51 CET 2014

If you email john at livesound.co.nz Alesis has made a one off run of the A6 board for one of his customers
He is NZ importer for Alesis!!!
Apparently they can tool up and still make them on demand in the factory
Hope this helps

On 12/12/2014, at 5:21 am, gordonjcp at gjcp.net wrote:

> On Thu, Dec 11, 2014 at 08:13:19AM -0800, Barry Klein wrote:
>> I will be taking possession of an Andromeda A6 that hangs in boot to
>> the "splash" screen.
>> The service manual points to connections and possibly a SRAM
>> replacement. Most users say that replacing the main board fixes this
>> issue - looks like the supply of main boards has evaporated.  I
>> really want to fix this without going to that extreme due to
>> expenses though.  Has anyone had experience working on these to the
>> part level on the main board?  I work on SMT NAS/server boards quite
>> frequently now so the technology doesn't scare me - just looking for
>> specific repair suggestions/experiences with this beast.
>> Barry
> Is it possible to work out what it's doing during boot?  Possibly by reading and disassembling the firmware?  If the RAM is faulty how does it even have enough marbles to get to the splash screen - or perhaps there's more than one RAM chip and one is failing a self-test.
> -- 
> Gordonjcp MM0YEQ
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