Re: Tempest

From: Robert Bayes <robertab_at_swbell.net>
Date: Fri Jul 13 2012 - 10:44:21 EDT

That one looks interesting as it's completely self-contained.  I wonder if it would be too bulky for detailed work--or maybe, it might even be better.  Thanks. ________________________________ From: Andre <livnfree_can_at_yahoo.com> To: vectorlist_at_vectorlist.org Sent: Thu, July 12, 2012 8:36:43 AM Subject: Re: VECTOR: Tempest Good deal.. hakko 808 is about 175$ -- Sent from my Android phone. William Boucher <wboucher6_at_cogeco.ca> wrote: Well sure, a Pace station costs $1000, but you can use something way cheaper like one of these... > >http://www.circuitspecialists.com/bk4000.html >http://www.ownta.com/aoyue-474-desoldering-station.html >  >Beats a single-shot hand-cocked solder sucker any day. >  >Dang, was that a dirty joke or is it just me? >  >William Boucher >http://www.biltronix.com >----- Original Message ----- >>From: Robert Bayes >>To: vectorlist_at_vectorlist.org >>Sent: Wednesday, July 11, 2012 11:55 PM >>Subject: Re: VECTOR: Tempest >> >> >>Thank you, Chuck.  That is a very kind offer and I so wish I could take you up >>on it.  Unfortunately, I'm in Houston and won't be anywhere near Herndon this >>weekend.  Maybe if KLOV holds a party nearer to me, I could get it done then.  >>It's just hard to justify a $600~$1200 investment in a soldering station for one >>board. >> >> >>Robert >> >> >> >> ________________________________ From: Chuck <chuck_at_localsurfer.com> >>To: vectorlist_at_vectorlist.org >>Sent: Wed, July 11, 2012 5:50:51 PM >>Subject: Re: VECTOR: Tempest >> >>I have a Pace desoldering station if you are close by, you are more than welcome >>to stop over and use it. There is a KLOV party in Herndon, VA this weekend if >>you are c lose to that, you can take it with you and get it desoldered there. At >>least two, possibly three desoldering stations will be there. >> >> >> >>Chuck >> >> >> >> >>On Jul 11, 2012, at 5:47 PM, Robert Bayes wrote: >> >>Thanks for the input.  I guess socket replacement is the best course of action.  >>I'm not sure if the sockets on my board are single- or double wipe (you would >>think I'd remember having had to deal with them so often) but, they are clearly >>not gold.  What about the round sockets, are they recommended as well or should >>I avoid them? >>> >>>Also, what is the most recommended desoldering method?  As you know, these >>>boards are over thirty years old and, I'm fearful of removing the board traces >>>if I use a solder sucker and, I've not had much success with the solder wick. >>> >>>Thanks again. >>> >>> >>> ________________________________ From: Kevin Moore <talon.k_at_gmail.com> >>>To: vectorlist_at_vectorlist.org >>>Sent: Wed, July 11, 2012 3:57:38 PM >>>Subject: Re: VECTOR: Tempest >>> >>>Agreed, if you are having problems that are fixed by re-seating eproms every >>>month, then they have most likely lost or are loosing tension. Either that or >>>your sockets/ and or eprom legs are corroded or dirty.  >>> >>> >>> >>>I've personally not had any issues with the original gold double wipes, but the >>>single wipes they used suck and should always be-replaced.  >>> >>> >>>As for which eproms contain game data, I think it's pretty much spread through >>>the majority of them.  >>> >>> >>> >>> >>> >>>On Wed, Jul 11, 2012 at 3:46 PM, Chuck <chuck_at_localsurfer.com> wrote: >>> >>>I would just replace all the sockets instead of reflowing them. I lot of games >>>had cheap sockets in them that failed over the years. It will drive you crazy >>>chasing things like that again and again. If the interconnect cable is still the >>>IDC connector, I would replace that also. I think Bob Roberts sells a kit for >>>that. >>> >>>> >>>> >>>> >>>> >>>>On Jul 11, 2012, at 4:19 PM, Robert Bayes wrote: >>>> >>>>I have a Tempest game that (surprise) has been difficult to keep running.  When >>>>it fails, I'll pull the boards out, remove all the socketed proms, clean them >>>>and the sockets and reseat them and, it'll be good for another month or so.  >>>>Last time, I was seeking a more permanent solution so I reflowed all the solder >>>>connections on the prom sockets and the interboard connectors.  It worked for a >>>>couple of months but now, it has failed again.  I know it's the pro ms again >>>>because the self test works fine.  It's just when I switch to game mode that the >>>>screen goes blank. >>>>> >>>>>Two questions: >>>>> >>>>>1.) I don't have a memory map so could someone suggest to me which proms contain >>>>>the game software?  I don't want to bother those proms that are still working by >>>>>reseating them again. >>>>> >>>>>2.) Would replacing all the proms help?  I mean, besides the external >>>>>connections do proms actually fail where they become flaky?  I've always thought >>>>>that proms either work or they don't--not that they can only work sometimes. >>>>> >>>>>Thanks. >>>>> >>>>> >>>> >>> >>> >>
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Received on Fri Jul 13 10:44:36 2012

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