MAMEWorld Central >> Hardware
Previous thread Previous  View all threads Index   Next thread Next   Flat Mode Flat  

italieAdministrator
MAME owes italie many thank yous, hah
Reged: 09/20/03
Posts: 15226
Loc: BoomTown
Send PM
Re: Okay, next round....
04/03/13 04:20 AM


> Checked all the power to & from everything. All check out with proper voltages.
> Obviously that connection is very iffy when you move the thing around at all but, it
> still seems to be gettin' the job done. All of the leds come on as they are supposed
> to. The HD stays on with no disc attached per manual. The only 1 that also stays on
> is the sound led. It is supposed to blink but stays on. My golden tee board had sound
> so I know the speakers work and I could see the boot up text on the monitor so I know
> it works as well.
> Would the sound processor being fried stop it from booting?
> The main problem is the 8 line led. It comes on with all 8 lit up and stays that way.
> Says that it's supposed to bounce up & down as it loads. Since it's not loading
> anything it's not bouncing.
>
> Any ideas on how to proceed from here?
>
> Thanks all...

You are at board level debugging from here, unless your hard drive is imaged wrong.

Check voltage levels at chips, check for proper signaling out of known chips. Check any boot EEproms that they CRC Ok, etc...







Entire thread
Subject Posted by Posted on
* Jamma connector question... Bad A Billy 03/29/13 05:05 AM
. * Re: Okay, next round.... Bad A Billy  04/03/13 04:08 AM
. * Re: Okay, next round.... italieAdministrator  04/03/13 04:20 AM
. * Re: Okay, next round.... SmitdoggAdministrator  04/03/13 05:17 PM
. * Re: Okay, next round.... Bad A Billy  04/04/13 05:36 AM
. * Re: Okay, next round.... SmitdoggAdministrator  04/04/13 06:05 AM
. * Re: Jamma connector question... SmitdoggAdministrator  03/30/13 11:37 PM
. * Re: Jamma connector question... italieAdministrator  03/30/13 04:02 PM
. * Re: Jamma connector question... Naoki  03/30/13 07:36 PM
. * Re: Jamma connector question... Naoki  03/29/13 03:33 PM

Extra information Permissions
Moderator:  Gatinho 
0 registered and 7 anonymous users are browsing this forum.
You cannot start new topics
You cannot reply to topics
HTML is enabled
UBBCode is enabled
Thread views: 2083