Ryan, I have an older pc laying around with a 9-pin "10101" port. Is that the needed "Com-port"? So I DL putty and run it on a pc with a com port and use a RS232 to DB25 cable? Does any standard cable from the computer store work for this? George --- In emulatorII-list@yahoogroups.com, Ryan Supak <ryansupak@...> wrote: > > Hi guys, if you don't have the DEBUG ROM it can be downloaded from the > Files section of this Yahoo Group. > > If you do have it, the Main EPROM (not the Scanner EPROM) must be replaced > temporarily with the Debug EPROM. Then follow the instructions I put in the > other post about it (COM port, PuTTY, etc...). > > For the exact serial connection parameters and the commands list, check the > EII Service Manual. > > rs > > On Sat, Dec 31, 2011 at 4:26 PM, trickstar303 <trickstar303@...>wrote: > > > ** > > > > > > Hi Ryan- > > > > I actually have the Main Debug Rom Chip (.1.0), which I bought on Ebay a > > few years ago just in case I might need it. I never used it, so I'm not > > sure how to go about it...any help is appreciated. > > > > George > > P.S. Happy New Year > > > > > > --- In emulatorII-list@yahoogroups.com, Ryan Supak <ryansupak@> wrote: > > > > > > For testing RAM, I've also had very good luck with the Debug EPROM. You > > can > > > download the ROM itself from this site, and if you get to the point where > > > you need help getting the Debug to run, post back here. I'll help out in > > > any way I can. > > > > > > rs > > > > > > On Sat, Dec 31, 2011 at 2:37 AM, Mike <mrjdevries@> wrote: > > > > > > > ** > > > > > > > > > > > > > > I also would measure the voltages on the PS. > > > > > > > > But I'd suspect faulty RAM. > > > > It may be the ram that runs the operating system. > > > > (I've seen the exact same fault.. EII loads disk then crashes, and it > > was > > > > a bad RAM IC) > > > > > > > > It may not be the ram that is bad, but it could be a poor connection. > > > > (ie, reseat ALL the ram) > > > > > > > > The service manual mentions what IC's of RAM run the OS. > > > > And you can swap that bank with the sample RAM freely. (bad sample ram > > > > will have a distorted sound but the EII will still work) > > > > > > > > Personally, after measuring the PS, I'd just go ahead and gently lift > > each > > > > IC up a few mm then press down. Then if that doesn't work, get hold of > > the > > > > memory test disk (or if you have HxC, an image of it) > > > > > > > > Mike > > > > > > > > Sent from my Apple ][e > > > > > > > > On 31/12/2011, at 12:46 PM, "trickstar303" <trickstar303@> wrote: > > > > > > > > > > > > > > > > Hi, > > > > > > > > My EII was working fine until today, when I fired her EII up after a > > pause > > > > of 2 months. It'll boot the disk just fine and the LCD displays the > > name of > > > > the loaded program. But there is no sound at the outputs, the control > > panel > > > > is completely unresponsive when any buttons are pushed and it will > > start to > > > > reboot randomly. > > > > > > > > I opened her up and tried to push all ICs and ribbon cables etc, but it > > > > didn't help. > > > > > > > > Does anyone know what these symptoms could be? > > > > > > > > George > > > > > > > > > > > > > > > > > > > > > >
Message
Re: No sound, Control Panel unresponsive, Sudden reboots???
2011-12-31 by trickstar303
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