Have you used any 74HCxxxx chips? Something is drawing way too much current.
Ken
Ken Stone sasami@...
Modular Synth PCBs for sale <http://www.blaze.net.au/~sasami/synth/>
Australian Miniature Horses & Ponies <http://www.blaze.net.au/~sasami/>
Ken
>Ok so here are the voltages,_______________________________________________________________________
>
>pin 7,8: 2.12v (this should read -.6v?)
>
>pin 16: 14.31v
>
>pin 3: 1.59v (should this read 0v?)
>
>I also checked the voltages at the 2.2k resistors located by the power plug
>and they are reading, 2.12v and this should be at -.6v correct? How do I get
>it to be -.6v? It seems that this is the problem? At the other end of the
>resistors it reads -15v. I checked the voltages at the power supply
>connection and they are correct.
>
>thanks for your help Ken
>pete
>
>On 2/9/07, sasami@... <sasami@...> wrote:
>>
>> Check the voltages around the 4051. Make sure it has it's ground and -Ve
>> voltages.
>>
>> Ken
>>
>>
>>
>
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>
>The CGS Modular Synth home page: http://www.cgs.synth.net/
>
>Yahoo! Groups Links
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Ken Stone sasami@...
Modular Synth PCBs for sale <http://www.blaze.net.au/~sasami/synth/>
Australian Miniature Horses & Ponies <http://www.blaze.net.au/~sasami/>