Re: Sun Blade 100, problems with DVD drive

[transmail <transmail@freemail.hu>]

The problem is, that i cannot even boot CD-s, which are definetly smaller than 2 GB.

Gasha <gasha@pie-dabas.net> írta:
>Maybe offtopic.
>
>I remember, that there were serious issues with Sun Enterprise E250 and DVD.
>
>1) Images larger than 2 Gb were not supported by firmware/OBP.
>2) Images larger than 3.4 or 4 Gb were not supported by Hitachi DVD.
>3) Not sure about DVD-RW support.
>4) Swapping another DVD unit did not solve problem, because of OBP.
>
>Anyway, booting anything recent Solaris was not possible, so only netboot.
>I spent considerable amount of time to install Solaris 10.
>
>Gasha
>
>On 04/09/2017 07:56 PM, transmail wrote:
>> You were right, DVD+RW is not supported by this drive.
>> However CD-RW is and still, i cannot boot up neither FreeBSD 11, nor Debian 9. Any idea why?
>> (Hitachi GD-7000 docs are here: http://h10032.www1.hp.com/ctg/Manual/bph06479)
>>
>> Kevin Stabel <kevin.stabel@gmail.com> írta:
>>> If you don&#39;t mind the cost of one disc, you could.If you do mind the cost, you could try to look up what your drive supports.On Sun, Apr 9, 2017 at 5:11 PM, transmail transmail@freemail.hu> wrote:Yes, it is. It&#39;s a DVD+RW. And both the FreeBSD and Debian CD-s i tried to boot up were CD-RW. Should i try CD-R and DVD-R?
>>>
>>> Kevin Stabel kevin.stabel@gmail.com> írta:
>>>> This is a burned DVD yeah?It could actually be a fairly obscure issue, namely DVD-R vs DVD+RPlease have a look here: https://pc.net/helpcenter/answers/different_dvd_r_formatsOn Sun, Apr 9, 2017 at 4:51 PM, transmail transmail@freemail.hu> wrote:I&amp;#39;ve tried to set auto-boot? to false but it&amp;#39;s still ejecting my Solaris DVD. What can cause this?
>>>>
>>>> Mark Morgan Lloyd markMLl.debian-sparc@telemetry.co.uk> írta:
>>>>> On 09/04/17 12:00, John Paul Adrian Glaubitz wrote:
>>>>>> That&amp;#39;s not a proof that this drive works. Try reading a known good medium, e.g. a commercially pressed CD and see if that works.
>>>>>>
>>>>>> And, even if that works, it could still be that the old CD-ROM drive in your SPARC doesn&amp;#39;t handle CD-Rs.
>>>>>>
>>>>>> You really need to make sure the drive can deal with the CDs you&amp;#39;ve created. Testing them on a modern drive is moot. Modern drives are more tolerant with CD-Rs and CD-RWs.
>>>>> I think that system had a comparatively-recent IDE-connected DVD, but
>>>>> mine&amp;#39;s somewhere waiting to be scrapped and I&amp;#39;m afraid I&amp;#39;m not going
>>>>> digging for it.
>>>>>
>>>>> --
>>>>> Mark Morgan Lloyd
>>>>> markMLl .AT. telemetry.co .DOT. uk
>>>>>
>>>>> [Opinions above are the author&amp;#39;s, not those of his employers or colleagues]
>>>>>
>>>>>
>>>>
>>>>
>>>
>
>