Re: Troubleshooting Star Wars

From: Joel Griffin Dodd <griffindodd_at_gmail.com>
Date: Thu Oct 10 2013 - 00:07:50 EDT

All my clocks test good on my oscilloscope the only one I haven't found a
test point for is 1.5mhz where is that point.? Got a solid 1.5mhz at E and
Q though at the cpu
On Oct 9, 2013 9:05 PM, "Rodger Boots" <rlboots2@gmail.com> wrote:

> Start looking for where these come from and work your way back. You did
> check for missing/broken crystal, right?
> On Oct 9, 2013 11:00 PM, "Joel Griffin Dodd" <griffindodd@gmail.com>
> wrote:
>
>> Yep both still low with CPU removed
>> On Oct 9, 2013 8:55 PM, "Rodger Boots" <rlboots2@gmail.com> wrote:
>>
>>> Could be, remove the CPU and see if they are still low. That will tell
>>> you if it is the CPU or the board.
>>> On Oct 9, 2013 10:50 PM, "Joel Griffin Dodd" <griffindodd@gmail.com>
>>> wrote:
>>>
>>>> Hey guys. Troubleshooting my non booting star wars board set.
>>>>
>>>> Checked all my voltages and clicks they look good.
>>>> Firq, NMI and halt are all high
>>>> However reset is permanently low as is Irq at the CPU.
>>>>
>>>> Any ideas where to go from here? Bad CPU?
>>>>
>>>> I'm following the star wars troubleshooting guide
>>>>
>>>> Joel
>>>>
>>>

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Received on Thu Oct 10 00:07:53 2013

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