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Hello, today i tried to change optiplex 790 case to a new deepcool case. I put everything inside. And also got new gigabit p650b. I installed everything back but came one pronlem with the front pannel pinouts. This deep cool case has different pinouts. It doesn’t have 5 pin power switch pinout. I tried researching and found that I can use the 34 pins pinouts for front pannel but I don’t know how to put the reset sw cable, hdd led cable, power sw cable into 34 pin. And which way because it has + and - terminal. Can alyone please help me out?image.thumb.jpg.322a13b864c182d832c9e2c036f47b84.jpgimage.thumb.jpg.322a13b864c182d832c9e2c036f47b84.jpgimage.thumb.jpg.a0cafe3a8a924064a0c366308240ab11.jpgimage.thumb.jpg.a21133ec37242ab21247f43fb6049d31.jpgimage.thumb.jpg.a21133ec37242ab21247f43fb6049d31.jpgimage.thumb.jpg.367be26f1d4378eb0998e0a35b6948ef.jpgimage.thumb.jpg.a0448f9e619d7ec27091d0d5705fafdd.jpgimage.thumb.jpg.25a3e5c3cf7e9398f251be8fe95555d8.jpg

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https://linustechtips.com/topic/960047-dell-optiex-790-front-panel-pinouts/
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36 minutes ago, FastRDust said:

it should say on the pins in the Dell case which is which.

 

Like P+ P- etc

 

or connect 2 pins with a flathead screw driver en see when it turns on

 

36 minutes ago, FastRDust said:

it should say on the pins in the Dell case which is which.

 

Like P+ P- etc

 

or connect 2 pins with a flathead screw driver en see when it turns on

Thanks for your solution. But I mean to say there are 34 pins and to which of these pins I should connect my power_sw and reset_sw cable and other led cables as i showed you in the picture. Like  power_sw cable to 3rd and 4th pin.

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16 minutes ago, WillingC said:

This 43 pin.

E85F8386-BA39-43EC-9CB2-B449D9407B7F.jpeg

that all depends on the motherboard, and probably you'll nee the manual for that.

but i guess you didn't get one with your Dell

 

Same board but with this little handy picture

Hxa2Lz2.png&key=bf0220d9e43df246a60a91f6

Positive Mental Additude!

Just another Tired IT guy...

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Yeah I bought this cpu from a person. He also don’t have it. Yeah maybe that may be the one. But I don’t get that diagram. Can you please help me? Or maybe I can give you the motherboard number or anything like that that maybe written somewhere in motherboard that can help you to know the motherboard. Will that help? Or maybe I can try the pin connection as you gave me in a diagram. But I don’t get it.?

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