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SpyCaps
replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-27-2011, 05:21 AM
Re: NEWTON POWER NPS-180 Can't Start
I do both but nothing happen.
...
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SpyCaps
replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-25-2011, 09:38 AM
Re: NEWTON POWER NPS-180 Can't Start
OK.............................. But from now after short green and black nothing happens. Fan doesn't twist any more. T_T
May me a controller is bad now....
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SpyCaps
replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-25-2011, 06:20 AM
Re: NEWTON POWER NPS-180 Can't Start
Ahh...I don't have old HDD. I will use 12V halogen instead.
Thank for suggestion....
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SpyCaps
replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-25-2011, 05:50 AM
Re: NEWTON POWER NPS-180 Can't Start
OK. I don't know it before. I will try again tonight....
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replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-25-2011, 05:48 AM
Re: NEWTON POWER NPS-180 Can't Start
Sorry I miss understand in it. I never know before and I will follow your instruction.
Fine. I need to put HDD drive, isn't it?
And I will report you back if it works....
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04-25-2011, 05:51 AM
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replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-25-2011, 03:03 AM
Re: NEWTON POWER NPS-180 Can't Start
[URL="http://www.ochardware.com/articles/psuvolt/psuvolt2.html"]http://www.ochardware.com/articles/psuvolt/psuvolt2.html[/URL]
Why this psu doesnot start like several psu?
Re: NEWTON POWER NPS-180 Can't Start
[URL="http://www.ochardware.com/articles/psuvolt/psuvolt2.html"]http://www.ochardware.com/articles/psuvolt/psuvolt2.html[/URL]
Why this psu doesnot start like several psu?
Re: NEWTON POWER NPS-180 Can't Start
[URL="http://www.ochardware.com/articles/psuvolt/psuvolt2.html"]http://www.ochardware.com/articles/psuvolt/psuvolt2.html[/URL]...
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replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-24-2011, 11:41 PM
Re: NEWTON POWER NPS-180 Can't Start
I'm not connect any drive to PSU. Test the PSU by short green and black together and power not turn on, fan twists, and then down.
After that I replaced all CAPS in secondary module, But problem stills alive.
How can i do? No one know about a schematic of it....
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replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-24-2011, 11:35 PM
Re: NEWTON POWER NPS-180 Can't Start
I love this old dell and I decided for repairing.
This system not important now because i have an other machine....
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SpyCaps
replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-24-2011, 11:54 AM
Re: NEWTON POWER NPS-180 Can't Start
Replace it?
Why we not repair it? I have tools and knowledge (maybe a little bit)....
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replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-24-2011, 11:51 AM
Re: NEWTON POWER NPS-180 Can't Start
But!! now it not turn on
...
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replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-24-2011, 11:08 AM
Re: NEWTON POWER NPS-180 Can't Start
HI PCBONEZ,
here is your request.
Yellow should be 12V that u told us.
Why this power is 10V? Where is the problem? I'm so tried for fixing it.
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replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-23-2011, 10:51 PM
Re: NEWTON POWER NPS-180 Can't Start...
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replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-23-2011, 04:19 AM
Re: NEWTON POWER NPS-180 Can't Start
Hi PCBONEZ,
My version is NPS-180BP. Can i find a schematic of NPS-180?
I want to fix because i like this dell machine and train electronic skill myself.
New supply find difficult in my city. Then i decided to fix it. ^ ^
Please help me to find the bad in this supply. Thanks you all....
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replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-22-2011, 10:53 PM
Re: NEWTON POWER NPS-180 Can't Start
when the two pins are shorted , the power supply work normally, the voltage at each line
red 5V yellow 10V orange 3.3V (I'm not sure why yellow is 10V).
----cracked soldering , scanned not found.
----open resistors , tested all not found.
Do you have a datasheet of this controller?
Do you have a schematic of this power supply?
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SpyCaps
replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-22-2011, 10:52 AM
Re: NEWTON POWER NPS-180 Can't Start
Do you think this controller has failed?...
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SpyCaps
replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-22-2011, 06:32 AM
Re: NEWTON POWER NPS-180 Can't Start
Major problem that i want to fix this power , because I cannot buy a new one in THAILAND.
Please help me. Thanks all.
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replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-22-2011, 06:30 AM
Re: NEWTON POWER NPS-180 Can't Start
in picture after i shorted 2 legs of controller, anything work fine.
so can u explain , where is the bad in this case.
I'm very
...
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replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-22-2011, 06:27 AM
Re: NEWTON POWER NPS-180 Can't Start
fan twitches. I'm sure the problem in secondary. But i don't know where.
shorted component not found , i checked all resistors and diodes and transistors.
i suspec in controller/monitoring IC , can i replace another one instead?
label on front of controller is "2M4 1002DS" < Is it a controller we need?
Thanks...
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replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-22-2011, 03:41 AM
Re: NEWTON POWER NPS-180 Can't Start
Can someone help me? T__T
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replied to
NEWTON POWER NPS-180 Can't Start
in
Troubleshooting Power Supplies and Power Supply Design
04-20-2011, 10:03 PM
Re: NEWTON POWER NPS-180 Can't Start
I try to check Resistors ans Idodes, no found opened.
If someone have any idea, please tell me.
Thank you all.
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