Alan Pope wrote:
> On Sun, 2007-10-07 at 17:12 +0100, Darren Mansell wrote:
>   
>> STONE COLD wrote:
>>     
>>> just checked and the ide cable is not connected to anything else...out 
>>> of interest...the ide cable is 20 something connector at the back of 
>>> the rom? :)  
>>>
>>> The rom was brand new and i have not updated the firmware!
>>>
>>>       
>> 80 ;-)
>>     
>
> 40 ;-)
>
> http://en.wikipedia.org/wiki/Integrated_Drive_Electronics
>
> Cheers,
> Al.
>   
80 ;-))

/"Even with the advantage of double transition clocking, going above 33 
MB/s finally exceeded the capabilities of the old 40-conductor standard 
IDE cable 
<http://www.storagereview.com/guide2000/ref/hdd/if/ide/confCable.html>. 
To use Ultra DMA modes over 2, a special, 80-conductor IDE cable 
<http://www.storagereview.com/guide2000/ref/hdd/if/ide/modesUDMA.html#> 
is required. This cable uses the same 40 pins as the old cables, but 
adds 40 ground lines between the original 40 signals to separate those 
lines from each other and prevent interference and data corruption. I 
discuss the 80-conductor in much more detail here 
<http://www.storagereview.com/guide2000/ref/hdd/if/ide/confCable80.html>. 
(The 80-conductor cable was actually specified in ATA/ATAPI-4 along with 
the first Ultra DMA modes, but it was "optional" for modes 0, 1 and 2.)"/
http://www.storagereview.com/guide2000/ref/hdd/if/ide/modesUDMA.html

The drive is capable of UDMA Mode 4 and wouldn't work well at all at DMA 
or PIO 
http://us.liteonit.com/us/index.php?option=com_content&task=view&id=204&Itemid=67
 
<http://us.liteonit.com/us/index.php?option=com_content&task=view&id=204&Itemid=67>
so an 80 conductor cable is pretty much a must on this drive and almost 
any modern optical writers.

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