Author: Daniel Jackson
Date: 00:11:36 06/22/04
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On June 22, 2004 at 03:00:54, Alain ZANCHETTA wrote: >I bought a month ago my first Excel Mach III ; I had three problems with it >1. periodic resets during games forbidding to play a game lasting more than five >minutes >2. random display : when I turn the computer on, the display is OK but after a >few dozens of seconds, it displays something like 88:88, with a few segments >blinking randomly. >3. I have very often to try to turn it on several times before it accepts at >last to boot. > >Pb.1 was solved by using another power supply, and pb3. is "acceptable" as it >always succeed to boot after a few tries. > >Last sunday, I went to a friend of mine who is an electronic guru to see if he >could do something about the display. So we opened the Mach III.... >And we were really surprise to see a lot of wires soldered on top of the main >board (a few wires were also under the board) : it looks really like an >home-made patch/upgrade of the computer ! > >So, I have the following question for our Fidelity guru(s) : >1) were all Mach III so poorly built ? >2) was there a "manual" upgrade from a Mach I or II version to the Mach III ? >3) or could individuals upgrade their computer by for example adding more memory >(some RAM chips where soldered one on top of the other) ? > >Additionnal information (even if it does not prove anything) : the computer has >a clean Fidelity Electronics 6098 sticker. > >Thanks in advance > >Alain 1) Yes, the Excel Mach III Master was badly designed, so much so Fidelity Electronics gave me a Designer Mach III Master. 2) All manuals are the same for all Excels. 3) No, there was no upgrade. Daniel P.S. Could you add more memory? Maybe, but not from Fidelity, and it wouldn't make much difference if you could due to the design.
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