Questions tagged [defective-hardware]

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Computer hissing while switched off

Apologies if this forum is not the right one but I am used to excellent advice here so here goes my question. I have a second hand PC that is making a high pitched hissing sound even when it is ...
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0answers
32 views

Defective SD card or not? CHKDSK contradicts itself in scan report [duplicate]

Scans of a SD card in Windows PC lead to chains of clusters with similar numbers. Does this point to decfective SD card rather than to other possible causes (bad card reader, problems with flashcard ...
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2answers
57 views

Can a wireless router theoretically malfunctionally send out harmful frequencies? [closed]

My router has started to malfunction softwarewise, is it possible that the wireless router antenna is transmitting out wrong frequency electromagnetic radiation which is harmful to myself or other ...
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0answers
111 views

HP Officejet 7500a Won't Print in Color

As the title says, the printer just refuses to print in color. I got it second hand and just got around to setting it up after having it in storage for a while, so I don't know if it was defective ...
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1answer
67 views

Raid 6 Faulty disk wont rebuild but work in another server

I had a server with faulty drive in a Raid 6 array. Pulled out and back in the disk did not start the rebuild. The same disk was swapped with another one in a backup server (same configuration as ...
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1answer
44 views

System building: two Asrock boards in a row with defective RAM?

I am still working on my new build 8700k with an ASRock Fatal1ty Z370 Gaming K6. The full story is documented here a long with a complete parts list but there's not much more to it other than "won't ...
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0answers
94 views

Does this show a defect in my Dell monitor, or is it acceptable?

After the system powers off, my monitor (Dell 3011 2560x1600) continues to display the contents of the video buffer for a LONG time. Right now the PC has been powered off and the display cable ...
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0answers
159 views

SSD disappears/shuts down while computer is running

so this is the first time I'm having a problem with a SSD. Issue: While the computer is running - and has been for at least one hour - one of my SSDs suddenly 'disappears' for lack of a better word. ...
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2answers
121 views

Where do I connect this wire from the side panel fan?

Is the wire broken? Where do I connect it?
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1answer
63 views

Toshiba 2,5 hard disk failure - heads defect?

My hard disk has problems, it is detected after 10 minutes but there is no way to do read/write. SMART information is also not available. It makes unusual noises. I have done a video (https://youtu....
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0answers
89 views

LCD laptop display is greyed out on startup

I have just a small display problem with my laptop (HP Elitebook 8440p) running on Debian 8. Whenever the computer is booting up from sleep, my screen will either be flashing pixels everywhere, or be ...
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1answer
245 views

Freezes and glitches

Currently trying to diagnose the cause of some freezing issues with my windows machine. Here are the current issues and steps I've taken to resolve this issue: During windows session, usually 2-8 ...
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3answers
4k views

How to save a SATA HDD with a broken data connector?

While reconfiguring my home server, I discovered why my data drive isn't detected anymore: This is an expensive 6-terabyte drive. I'm not asking whether it can be salvaged, I'm asking how? I can ...
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1answer
2k views

How to increase laptop/notebook USB voltage?

USB ports typically provide anywhere between 5-6V. If a laptop/notebook USB port is only producing between 4-5V; What can be done to fix (i.e. boost/increase) the output voltage?
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0answers
133 views

Display failure spreaded to half of monitor

I plugged my external 4K monitor (actual resolution 1920x1080 @ 60Hz) via DisplayPort to my laptop to extend the screen. This works fine for about 6 month. This week I got the following display ...
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2answers
2k views

5 Beeps; Is it a Hardware Breakdown?

My PC shows up an OC fail error everytime I start it up and i used to continue to Windows without actually looking for the error. Today, it has stopped working, it boots up and then on a blank screen ...
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1answer
886 views

Laptop power adapter stopped working

I have a Dell Inspiron 5521 which has no problems whatsoever. I bought it in Oman but I live in India. Consequently, I had to purchase a 3 pin converter to use the laptop charger back home. However, ...
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1answer
2k views

Monitor fails randomly

I have an HP Pavillion 27xi LED IPS monitor that randomly fails and fails in different ways. In this I mean that some times it works for 30 seconds then goes black with the power light still on. Other ...
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1answer
99 views

What to do with this defective hard drive, recognized by BIOS but not by OS?

I’m trying to recover a 2.5-inch Toshiba HDD drive from a laptop, which suddenly stopped working. When powered on, the disk was totally silent and thus not spinning anymore. Since it is out of ...
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0answers
2k views

Does this HDTune result indicate a bad/damaged HDD?

Recently, my laptop started slowing down a lot more than usual, where it took more than 5 minutes to load Visual Studio (Before, it only took at max 30 seconds). so I ran an HDTune Benchmark: This ...
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1answer
865 views

What precautions should I take once defective RAM has been replaced?

I recently discovered that my RAM is faulty (MemTest86+). I am waiting for new RAM to be sent to me.  It was through sheer luck that I discovered something was wrong. I was copying a large amount of ...
2
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0answers
4k views

Strange bright/white bubbles beneath LCD screen

I've got an older generation x86 Macbook Pro that has some weird white bubbles embedded in the LCD. The actual pixels seem to be working fine (not dead or stuck), and when I put colored images in ...
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1answer
832 views

How can I test a GPU completely to ensure all of it's components work properly?

I was unable to find a solution to this on Superuser, the GPU isn't overheating nor is it crashing, it simply provides wrong output and practically explodes sometimes. I need to find a tool which ...
3
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1answer
262 views

Linux media box/mail server suffering filesystem/RAID errors, kernel panics

In the past week, the mini-ITX machine I built myself to serve mail and Samba shares has kernel panicked twice with filesystem-related stuff. Last night I noticed integrity errors when streaming a ...