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Forum Discussion
Various details on Ultra 4
I want to install a clean debian or ubuntu on my Ultra 4, and I've been googling quite a bit to find out how. But I'm still missing a few pieces of information. I know there's a serial port - but I...
chirpa wrote: Looks like USB and VGA headers yes. The last one should be the LCD cable connector.
I'm referring to the empty header next to the LCD cable connector, 7 pins and one blank.
chirpa wrote:
Following products uses UART which is TTL level, it needs a RS232 transceiver to take to PC serial port:
Duo, NV+, Ultra 2/4, Pro 2/4, Ultra 6, RN2100/1500, NVX
All other products including Pro/Pro 6 and other rack mounts have RS232 transceiver built on-board,
So there is no need for external transceiver.
I guess I'll have to dig out one of my USB->TTL cables again. It's been a while :)
chirpa wrote: Flash will show up as as 128MB /dev/sda1 in Debian to use as you want.
Ok, good to know. I guess I'll have to boot from USB for accessing that though, since /dev/sda1 is one of the HDDs in RAIDiator.
I'm going to see if I can find a USB header cable and get the port working. If not, I guess I'll have to trace the pins and see if there are any resistors missing (which seems to be a pretty common way to disable usb headers on production boards).
A VGA cable has been ordered, crossing my fingers that that'll work.
Thanks for the reply!
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