Kernel Panic G4 D1.25 MDD - Maximum Hard Drive Capacity/Accessibility??

In solving my Kernel Panic from September 2, 2008 post I have been running "Panic Free" for a number of days.
I added a Firewire/eSATA/USB2 Nexstar external drive case w/WD Black 1 TB Drive) and I get a Kernel Panic instantly! It happens with Firewire and eSATA both.
I am running 4 x 500 GB IDE WD Caviar drives internally and what I want to know is there a "Maximum Hard Drive" amount that a G4 MDD can access at one time??
Is there a maximum of 2 TB of drive storage it can access or ??

No. It is likely the Nexstar's firmware is not compatible with the bus being used. See my FAQ*:
http://www.macmaps.com/firewirebug2.html
The Firewire bus as long as its power draw is not over its specs, will handle up to 63 devices in a chain. The secret of course is for every Firewire device to have its own power source separate of the computer, and the chain not to be too long. That chain is defined more clearly here:
http://en.wikipedia.org/wiki/Firewire
USB has a theoretical maximum of 127 devices.
http://en.wikipedia.org/wiki/USB
I've found the most reliable Firewire hard drive cases come from http://www.macsales.com/
- * Links to my pages may give me compensation.

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