PAK issues

Post by **PhilC** » 09 Feb 2019 21:14

pakman wrote: 09 Feb 2019 21:11 Remove jumper J8 (all 3 pins open) and try to boot

Boots to Tos 1.02 but mouse and keyboard unresponsive

Post by **PhilC** » 09 Feb 2019 21:28

boots now to 1.02 and keyboard works, was power related.

pakman · Post by **pakman** » 09 Feb 2019 21:45

Now set J8 = 2-3 and J7 = 2-3.
Try to boot.

Post by **PhilC** » 09 Feb 2019 21:49

screen set to 50hz, no desktop

edit
sorry, dodgy jumper, boots to tos 1.02

pakman · Post by **pakman** » 09 Feb 2019 22:15

Set J7 = 1-2. Try to boot.

Post by **PhilC** » 09 Feb 2019 22:16

boots to tos 1.02

pakman · Post by **pakman** » 09 Feb 2019 22:22

Now set J5 = on. Try to boot.

Post by **PhilC** » 09 Feb 2019 22:25

No boot. Do you think the Tos Roms on the Pak are incorrect?

pakman · Post by **pakman** » 09 Feb 2019 22:32

Maybe. I will send new ROM files tomorrow.
Can you check the 32 MHz clock with an oscilloscope?

Post by **PhilC** » 09 Feb 2019 22:35

pakman wrote: 09 Feb 2019 22:32 Maybe. I will send new ROM files tomorrow.
Can you check the 32 MHz clock with an oscilloscope?

32mhz looks good on my scope. checked it on pin 1 or J9