Rainbow 100 PSU capacitor list
Alan Perry
aperry at snowmoose.com
Tue Mar 5 18:16:16 CST 2019
For a little background, I had run the system for about 15 minutes, then
it sat for a couple months while I removed the PVA from the display,
then, when I tried to run the system again, the system started to boot
and then the circuit breaker popped.
On 3/5/19 4:02 PM, Fred Cisin via cctech wrote:
> The circuit breaker is there to reduce the chances that a problem
> turns into a disaster.
>
> Although it IS possible to have a defective circuit breaker that is
> "false tripping", or thinking that it has an overload at normal
> amperages, that is unlikely.
>
> I'm afraid that it is time to start by checking for shorts to ground,
> etc., without continuing to let it happen. Starting with whatever the
> circuit breaker is trying to protect.
>
>
>
> On Tue, 5 Mar 2019, Alan Perry via cctech wrote:
>
>> Yes, with the power supply disconnected from the mobo, it pops.
>>
>> alan
>>
>> On 3/5/19 3:43 PM, Warner Losh wrote:
>>> If you disconnect the power supply from the motherboard, disks, etc,
>>> does it still pop? If so -> bad power supply. If not, reconnect one
>>> at a time and see if it is load based (eg each of them connected
>>> alone causes it). If it is purely load based, then it's a bad ps).
>>> If there's one thing that causes it to pop, there's an issue there.
>>> If it is the mobo, you might also try w/o the VR201 connected, since
>>> if that's pulling too much power, it can cause a PS overload (though
>>> I've never had this issue, I've read about it years ago).
>>>
>>> Warner
>>>
>>> On Tue, Mar 5, 2019 at 2:56 PM Alan Perry <aperry at snowmoose.com
>>> <mailto:aperry at snowmoose.com>> wrote:
>>>
>>> OK, got back to this ...
>>>
>>> Plugged in the Rainbow 100. Flipped the power switch. No LEDs lit.
>>>
>>> There is a white circuit breaker on the power supply. When I
>>> switch on the power, it pops out. I switch off the power, reset
>>> the breaker, switch on the power and it pops out again.
>>>
>>> alan
>
More information about the cctech
mailing list