I will look at that when I get back home after the weekend.
> On Mar 1, 2019, at 2:01 PM, Warner Losh <i...@bsdimp.com> wrote: > > > >> On Fri, Mar 1, 2019 at 2:56 PM Alan Perry via cctech <cct...@classiccmp.org> >> wrote: >> Initially it booted and ran for a while until I switched it off. >> >> The last time it responded to the power switched, components powered up and >> the FDD started operating. Then suddenly everything stopped like the plug >> had been pulled. >> >> Now it does nothing (apparent) when it is switched on. > > The rainbow has a number of LEDs in the back that it frobs while booting... > Do any of them light up? > > Warner > >> alan >> >> > On Mar 1, 2019, at 1:44 PM, dwight <dkel...@hotmail.com> wrote: >> > >> > Maybe I need a little clearification. >> > When you turn the switches off, it boots? >> > Dwight >> > >> > >> > From: cctech <cctech-boun...@classiccmp.org> on behalf of Alan Perry via >> > cctech <cct...@classiccmp.org> >> > Sent: Friday, March 1, 2019 1:35 PM >> > To: Ethan Dicks >> > Cc: General Discussion: On-Topic Posts >> > Subject: Re: Rainbow 100 PSU capacitor list >> > >> > >> > >> > > On Mar 1, 2019, at 7:52 AM, Ethan Dicks <ethan.di...@gmail.com> wrote: >> > > >> > > On Wed, Feb 27, 2019 at 1:21 PM Alan Perry via cctech >> > > <cct...@classiccmp.org> wrote: >> > >> Hi, >> > >> >> > >> I think that I need to re-cap the power supply in a Rainbow 100. Does >> > >> anyone here know if anyone has put together a list of capacitors used in >> > >> the power supply that I can use to order parts? >> > > >> > > I don't have a list (I just got a pair of Rainbows last month) but >> > > given the era of manufacture, I'd be looking for Rifa EMI filter caps >> > > by the power inlet. I've had those fail in BA23 cabinets and in a >> > > Commodore D9060 hard drive, and a TRS-80 Model 4. >> > >> > Thanks. When I first got the Rainbow, I asked here about what to look for >> > before powering it up and was told about Rifa caps and what look/listen >> > for. >> > >> > I eventually threw caution to the wind and just powered it up and I ran it >> > for 15-20 minutes. The PVA in the monitor was really cloudy, so I didn’t >> > use the system anymore until I removed the PVA over Christmas. I was >> > testing everything after that and the system was booting up when the power >> > all switched off like it had been unplugged. >> > >> > alan >> > >> > >> > > >> > > This is totally different than failing/bulging electrolytics. >> > > >> > > -ethan >> >
