🚀 go-pugleaf

On 01/03/2010 16:29, richard wrote:
> On Mon, 01 Mar 2010 19:51:31 +0530, ClueLess wrote:
>
>> Posted to comp.sys.ibm.pc.hardware.storage, 24hoursupport.helpdesk
>>
>> Hi Friends
>>
>> Here is a strange problem, when I connect my hard disk using the 80
>> wire cable my computer does not recognize it.
>>
>> It happened this way. I had to check another hard disk and so I
>> swapped the disks (IDE0) and found it was not recognized. Then I
>> connected the original hard disk and it was also not recognized. I
>> tried both the IDE0 and IDE1 channels with the same result. I tried
>> also other hard disks as well other 80 wire cables, still no go.
>>
>> Then I found an old 40 wire cable and when connected with this, bingo,
>> all the hard disks are recognized.
>>
>> No pins broken, no hardware damage. All the cablea are in good
>> condition. In fact the machine for years worked with only the 80 wire
>> cable.
>>
>> How does this happen? This is just a banana motherboard and the
>> problem is in the bios stage itself. (bios says "Not installed")
>>
>> If any of you can give me an explanation or a solution please do
>
> I'm amazed that you could even get the 40 wire cable to connect to the same
> connector as the 80 wire. They're generally designed so that you CAN'T do
> that.

Bzzzt! Fail!

http://everything.explained.at/AT_Attachment/

Quote:
"Though the number of wires doubled, the number of connector pins and 
the pinout remain the same as 40-conductor cables, and the external 
appearance of the connectors is identical."