6 Professor

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1.5K Posts

December 21st, 2020 13:00

When a dell tech changed one of the 2 internal fans ( in front of the bays ) in my 7820 ( it's the same chassis ) , he run the system with the lid open to make sure which of the 2 fans needed to be substituted.

A simple screwdriver to keep the intrusion detection button pressed, was enough. There's no reason this (keeping the button pressed somehow) wouldn't work in your case ( by logic ).

On a side note, there's no reason to cut wires or whatever. just look at the part that engages the intrusion detection, on the side cover... make something of the same dimension, fit inside the switch and keep in place using electric tape. Simple, easy, not intrusive, nothing gets damaged , and the tape peels off without leaving marks on the plastic ....

3 Apprentice

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1.5K Posts

December 17th, 2020 16:00

Yes I found the same with my new 3440 and the Service manual says the first thing to do is disconnect if from the MB. I didn't find anything in the UEFI  that addressed it either.

 

1 Rookie

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92 Posts

December 17th, 2020 17:00

This is bad! We havent liberty to manage our own computer! I bought a RTX 3090 and i need remove to side cover to this video boards works properly and I CAN NOT!

 

And my TDP is high!

Config:

Intel Xeon W-2155 (10C / 20 Threads) 3.3Ghz - 4.5 Ghz
64 GB RAM DDR4 ECC 2666GHZ
2x SSD NVME on Frontal Flexbay
Pci-e Soundcard Creative AE-7
ASUS PCE-AX58BT AX3000 Dual-Band Wi-Fi 6 (802.11ax) PCI-E Adapter
EVGA RTX 3090 FTW3 ULTRA - 24 GB RAM DDR6X

3 Apprentice

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1.5K Posts

December 19th, 2020 08:00

well I'm still in warranty I'll get with support and see if there is a solution.

 

1 Rookie

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92 Posts

December 19th, 2020 08:00

I tried this option! But didnt work!
I think the metal brackets on the cover close some second circuit system...
Then, have 2 obstacles, the security push buttom and some unknow circuit who is closed with metal brackets from side cover...

3 Apprentice

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1.5K Posts

December 19th, 2020 08:00

Well, in the worst-case situation as a workaround we can tape the darn switch in the closed position. I guess we'll have to get with Tech support to actually solve this issue.

1 Rookie

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92 Posts

December 19th, 2020 09:00

I bought my pc on july with 3 years of pro warranty.

I tried to change this on BIOS/SECURITY/CHASSI INTRUSION

I tried all options, disabled, enabled and on silent. No one works. By a while of time, i could remove the side cover and use the pc without the side cover, but after some days, the system disabled this and always power off when the cover was off from computer.

I tried to update my bios to version 2.6.1 and it is not worked...

About the bios, the Dell launched the version 2.6.1 on 07/december and on 10/december lanched the Bios 2.5.0! The old bios is the newest??

 

3 Apprentice

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1.5K Posts

December 19th, 2020 09:00

Ok so tech support says 

  • So they are saying that there should be a BIOS setting for alerts for this
    11:22 AM
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    Said if you can disable alerts it should work
    James P
     
    11:22 AM
    I'll try this some other time myself this is up for business until this evening.

9 Legend

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47K Posts

December 19th, 2020 10:00

figure out which wires go where and jumper them and cut the switch off

simple to do with multi meter to find out what the setting is for cover closed.

Its either the red and black wires are open or they are shorted closed.

The connector should stay plugged into the board.

Cut wire a few inches from the connector and either short the cut wires together or leave them open.  This is not rocket science.

 

 

 

Red and black are either open or shorted closedRed and black are either open or shorted closed

1 Rookie

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92 Posts

December 20th, 2020 19:00

With Chassi opened, i tried to maintain push this button and power on the workstation... dont worked...

1 Rookie

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92 Posts

December 21st, 2020 14:00

Now it worked! I put a piece of lego to keep the button pressed and the computer started!

 

Thanks!

1 Rookie

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55 Posts

August 10th, 2022 18:00

This is a SUPER annoying "feature" of this computer. I had wad of tape in there to allow for some testing. I thought I could pull the tape out and put the cover on immediately and not have to shut down the computer, but it just instantly turned the computer off. I understand why this would be a nice feature in a high security environment, but it should default to OFF. Then there should be options to turn it on. Option A: sound and alarm and send an alert over the network or something, but do nothing else, leave the computer running as is. Option B: Sound alarm and gracefully shut the computer off, etc. But again the default option should NOT disrupt the running of the computer! This will annoy people 100,000 times more often than it's going to stop a hacker. 

There has to be a way to put a dummy connector and wire onto those pins on the motherboard and short/connect them to act like the switch does when the panel is off. I'll look into this at some point and post my results.

1 Rookie

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55 Posts

August 10th, 2022 18:00

If you are 100% sure you never want this alarm to trigger. You could probably cut the wires and twist them together and wrap them in electrical tape. 

1 Message

December 12th, 2023 04:12

@mazzinia_​ Take out the black plastic of side cover - just one cross screw then your problem gone :). Just try in my 2023 5820 with RTS 4060Ti :D 

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