lenovo t400 does not start 7.1

[Ganbold]

Ganbold wrote:
> Harald Servat wrote:
>> Hello,
>>
>>   I downloaded FreeBSD 7.1 (DVD iso image) for amd64 architecture (with
>> correct SHA256 checksum), but I'm unable to start the system (Lenovo 
>> T400).
>>
>>   The boot process starts fine, the BTX messages appear, the 7-option 
>> menu
>> also appears, but when I hit enter (or when I choose start without 
>> ACPI or
>> start in safe mode) the \ symbols starts spinning for a while and then
>> freezes.
>>
>>   I also tried with the 7.1-amd64-CD1, 7.1-i386-CD1 and a snapshot of
>> 8.0-CURRENT dated from December. And the result is the same for all 
>> of them.
>>
>>   Does anyone have any idea on what can be happening? Or at least, 
>> how can I
>> gather more information about this issue?
>>   
>
> Please try setting "Integrated Graphics" or "Switchable Graphics" mode 
> on Display setting in
> BIOS. AFAICT it is known issue and FreeBSD doesn't boot when set to 
> Discrete Graphics in BIOS.

Or maybe it boots but nothing shows on screen.

Ganbold