Mailinglist Archive: opensuse (1962 mails)

[G T Smith <grahamsmith@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>]

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S Glasoe wrote:
> On Friday June 1 2007 3:12:05 pm jdd wrote:
>> Doug McGarrett wrote:
>>> The new writable drive has S L A, and also says
>>> S is cable select, L is slave, and A is master.
>>> It is jumper-set on L.
>> I think you misread the drive. It should read:
>>
>> CSM
>> SLA
>>
>> but you must read vertically:
>>
>> CS (cable select, avoid it)
>> SL slave
>> MA master
>>
> 
> I have found that Cable Select (CS) vs. Master (MA)/Slave(SL) is very IDE 
> controller and/or system BIOS dependent. Some systems won't work w/o all 
> devices set CS. Others won't work w/o all devices set as MA/SL. Sometimes 
> they work either way but performance obviously favors one over the other. 
> Only way to know is to start from factory settings and 'ass-u-me' they may 
> have known what they were doing... If all esle fails, try the opposite. 
> Salvalged many a broken system/device from almost every brand-name 
> manufacturer this way as well as white-box systems.

I agree ... further complication comes with devices rated with different
data transfer speeds/settings on same cable... bit of a lottery
really... tend to prefer to put 1 device <-> 1 IDE slot to avoid the
hassle... but unfortunately one often has no choice but put to use full
capability :-(
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