Re: D9060 Help Needed

Jim,

I have some detailed 9090 photos if that would help. However, I do not have the unit any more to help with testing... sorry.

Steve



----- Original Message ----
> From: Jim Brain <brain@jbrain.com>
> To: CBM Hackers <cbm-hackers@musoftware.de>
> Sent: Mon, November 30, 2009 3:50:36 AM
> Subject: D9060 Help Needed
> 
> I've just acquired a CBM D9060 HDD.  The logic board would not power up, and I 
> found the 5V power supply rail was not generating any voltage.  I traced it back 
> to the 5 pin connector that connects the PSU with the transformer.  The "gnd" 
> pin (middle tap of the transformer" had gotten hot at one point, metling part of 
> the 5 pin connector and failing to make contact with the pin on the PSU board.  
> After making temporary repairs, 5V is once again going to all boards.
> 
> Bootup ?ds$ gives 73, CBM DOS 3.0...., and any subsequent command gives "74, 
> DRIVE NOT READY..."
> 
> I noticed the lower LED was wired backward, and there is a possibility the 
> cables to the HDD are backwards.  Anyone have pics they can share or a way to 
> determine correct orientation?
> 
> I noticed this note about the cables:
> 
> http://www.vintagecomputer.net/browse_thread.cfm?id=35
> 
> Any other ideas to try?  Anyone have a working D9060 that might want to try out 
> the boards?
> 
> 
> Jim
> 
> 
> 
> -- Jim Brain, Brain Innovations                                      (X)
> brain@jbrain.com Dabbling in WWW, Embedded Systems, Old CBM computers, and Good 
> Times! Home: http://www.jbrain.com
> 
> 
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