MAC Stuff

From: Mark Firestone <nedry_at_mail.bedlambells.com>
Date: Mon Jun 30 08:02:00 2003

Thanks for the information. I'll take it apart and have a look. Based on
the amount of rust on the port connectors on the logic board, and the rust
on the metal frame around the power switch, it has been exposed to some of
this wonderful British weather...

I'll let you know if it's a cap or something.

Take Care,

Mark

At 08:09 30/06/2003 -0400, you wrote:
>I'm not sure about the Classic II, but I know on the other compact macs, a
>big problem was C1 on the analog board, and cracked solder joints on J4
>and J1. This generally caused "vertical line disease" where the display
>collapses into a vertical line. When the machine won't turn on and makes a
>"flup flup flup" noise, then there are generally more severe problems. T1
>could have failed, or an electrolytic capacitor. Check C3, C24, C25, C26,
>C29, C30 and C31. These may be different on the Classic II. I haven't
>really had to fix many Classic II's, mostly just the earlier macs (Mac
>Plus especially...). Also, just check for obviously burnt parts, bulging
>electrolytics and cracked solder joints.
>
>Ian Primus
>ian_primus_at_yahoo.com
>
>On Monday, June 30, 2003, at 06:04 AM, Mark Firestone wrote:
>
>>While we are on the subject of Macs, I have a question.
>>
>>I used to work in the Mac Repair shop at ASU, fixing dead Macs. We used
>>to get a lot of the old "all in one" (SE, SE/30, Classic, Classic II)
>>Macs in with bad analog boards (they would make an evil buzzing noise one
>>day, and then just refuse to work...)
>>
>>We would fix this by replacing the bad board, as you do, not repairing
>>the board itself.
>>
>>My Classic II got left on over the weekend, and was found dead and
>>buzzing. It needs a new board. I was wondering if anyone knew what
>>component it was on the analog (or power/sweep) board that causes it to
>>die, so could fire up my soldering iron and have a go...
>>
>>...much easier that enplaning to the aforementioned wife why I spent ?30
>>on a computer that was free if i would remove it...
>>
>>Take Care,
>>
>>mark
>>
>>
>>
>>[---------]
>>"Homer, we don't have to have sex."
>>"Yes we do, the cookie told me so."
>>"Deserts aren't always right Homer."
>>"But they're so delicious."
>>
>>Website: retrobbs.org
>>BBS: telnet bbs.retrobbs.org 2323
>>Tradewars: telnet tradewars.retrobbs.org
>>[---------]

[---------]
"Homer, we don't have to have sex."
"Yes we do, the cookie told me so."
"Deserts aren't always right Homer."
"But they're so delicious."

Website: retrobbs.org
BBS: telnet bbs.retrobbs.org 2323
Tradewars: telnet tradewars.retrobbs.org
[---------]
Received on Mon Jun 30 2003 - 08:02:00 BST