Fairlight-CMI

Remove all cards and see if the -12V comes back.

If it does, insert the cards, one at a time, starting with CPU cards, 
graphics, diskcontroller, peripheral cards and finally voicecards.

Stop when the -12V goes away.

WT

----- Original Message ----- 
From: "James Thomson" <jamesthomson9@googlemail.com>
To: <Fairlight-CMI@yahoogroups.com>
Sent: Wednesday, April 01, 2009 9:40 AM
Subject: [Fairlight-CMI] Fairlight CMI 2X -12 V not lighting


> Hi,
>
> I have a CMI 2X which when I power it up the -12V light on the front panel
> fails to light. The + 12 and + 5 V light fine. The fans come on as normal
> but the video display only shows all green. There isn't any " insert 
> system
> disk " prompt. I have reseated all the cards and the 3 fuses on the front 
> of
> the power supply have been checked. I have also swapped the CMI-133 card 
> but
> still get the same behaviour. Anyone have any ideas ? I know there are 
> some
> fuses inside the rear panel. I think I will check those later today. 
> Thanks.
>
> James Thomson
>
> Bristol U.K.
>
>