[DM-MUG] Problem with old iMac

[Jim lagnese]

The original iMacs have 2 boards that frequently die, sometimes at the 
same time. One is the analog board and the other is a the power board. 
If it's the power board, hooking up an external monitor won't do 
anything.


On Nov 12, 2004, at 1:17 PM, John D. Todd wrote:

> I have a 233 Mhz iMac still running 8.1 that is use only for quicken.
> (Things worked so well back then.)
> I had this same problem a while back and it is common problem with 
> part of the power supply.
>
> What I did to work around this was to take the cover off the bottom of 
> the iMac and on the back of the motherboard is a DB-15 video connector 
> that you can remove. With out video single going to internal monitor 
> then the monitor does not power up. This save the power supply 
> problem. I then hooked up an external monitor and it has been running 
> fine for more then a year.
>
> Slightly off topic: the iMac is unfortunately the only mac I have in 
> my normal home arsenal with a couple PC's. I found a PS/2 to USB 
> adpater that is Mac compatible so I am using a PS/2 (PC 
> keyboard/mouse) through a PS2/VGA KVM switch (Keyboard, video, mouse 
> switch) to run 2 PC's and the iMac with only one set of 
> monitor/keyboard/mouse.
>
> just my 2 cents
> JT
>
> On Thu, 11 Nov 2004, Russ & Marilyn Carlson wrote:
>
>> I have an old iMac with 8.6 on it.  I am still using it for Quicken.
>> Lately it has started snapping which causes the screen to flicker.  
>> What
>> if anything can I do to stop this?
>>
>> Russ Carlson
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>
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