Questions about performing repairs on your mobile computer

learn more… | top users | synonyms

0
votes
1answer
28 views

LOUD Computer Fan [closed]

Toshiba Satellite 9755-S5320 fan completely went out, no warning sign, just turned it on one morning got a message that the cooling system has a problem, get repaired immediately. I order a new fan ...
0
votes
0answers
18 views

No dislpay, BIOS, HDD LED activity in Acer 5742G

When I power on my laptop (Acer 5742G) I found there is no HDD LED activity, no BIOS message, Nothing is on the display. But the Power LED is continuously on. Exhaust fan was running. Dont know ...
2
votes
1answer
31 views

Testing hardware in computer that fails to POST

With a computer that powers on and runs its fan, but doesn't get any further, what would be useful troubleshooting steps and diagnostic equipment (if any)? It seems undamaged to look at, and the user ...
0
votes
2answers
32 views

Faulty USB ports, fixes?

I have a 5 years old laptop whose USB ports are temperamental. With some things, like external HDD, or USB drives, I often need to play around with the USB to get it functioning. For other things, ...
-1
votes
1answer
49 views

I think I fried my laptop but I'm not sure [closed]

Help I think fried a laptop from the usb port and I started thinking dont laptops have surge protectors if so it's it repair able because I need money and I want to sell it
0
votes
0answers
25 views

Disable broken laptop keyboard in Windows 8 [duplicate]

Is it possible to disable the internal Keyboard on my Laptop? I poured Tea over it and now the "M"-key is stuck. I tried a lot and it is far too expensive to replace the keyboard on this old laptop. ...
-1
votes
1answer
61 views

What is “S400CA.BIN” on my ASUS laptop?

I just bought a 2nd-hand laptop (ASUS vivobook) from a guy; there's this S400CA.BIN right under my C drive; it's 6,293,504 bytes, and seems to come with the laptop. The guy said it may have to do with ...
0
votes
1answer
143 views

Lenovo Yoga Unable to Power On

So I was watching some YouTube videos earlier and my computer suddenly shut off, similarly to what you would expect if it had overheated. I don't expect that it did overheat: I wasn't actively ...
0
votes
0answers
37 views

Laptop fan compatibility

I have a Lemur Ultra 3 laptop from system76, and recently, the CPU fan has started making a rattling noise. I want to replace it with a new one to resolve this problem. The CPU is an i7-2670QM. By ...
1
vote
1answer
201 views

Run time difference between a 4-cell (43 Wh) battery and an 8-cell (58 Wh) battery?

Is there a significant improvement in battery run time going from a 4-cell (43 Wh) battery to an 8-cell (58 Wh) battery? How much longer will it run (percentage-wise)?
0
votes
1answer
88 views

Bitlocker encrypted drive 8.1

-EDIT - in DISKPART - Volume 0 is my C drive. It's blank under 'LABEL'. The file system is 'UNKNOWN'. Wouldn't that mean it's corrupted? What can I do about this? First off, I'd like to say I've ...
0
votes
1answer
23 views

My compaq presario would not come on

My compaq presario cq60 does not come up atall when I try to put it on. But immediately I plug in a charger to it, the charging light shows white and the power light comes up to and so the fan like ...
0
votes
0answers
15 views

What could be causing my laptop to lock up? [duplicate]

My laptop has a problem of locking programs randomly crashing. I ran a diagnostics test through my bios and a thorough memtest through my bios. I installed a clean version of Kubuntu on it recently, ...
1
vote
3answers
114 views

20 Million Raw_Read_Error_Rate per minute

My computer is going a little heavy on the raw reads.... I decided to check the SMART status of my hard drive, and I saw it had 125239624 raw read errors. Just a minute later I checked again for ...
1
vote
1answer
55 views

How to determine screws needed for a laptop

I am working on my Acer Aspire 5742z-4685. Where online can I find an exploded view on my laptop that shows all the laptop components, down to the laptop screws? I looked all over the Acer site but ...
0
votes
0answers
57 views

Regular audio crackling/cpu spikes when connected to wifi?

I've had this problem for several weeks now, and haven'n managed to find a fix for it. It usually happens every 5-10 minutes, specially while watching a youtube video or using any thing which needs ...
0
votes
0answers
52 views

My Acer E1 534 laptop screen is black when i turn it on

I tried putting a bright light on it to test whether the back lights are damaged, switched around the ram and drained the battery on motherboard but still nothing, what do i do.
0
votes
1answer
38 views

Why do individual Keys on a notebook become hard to press? [closed]

From time to time some of the keys on my notebook stop working, unless I press them very hard. Those keys are also harder to press down. I have had this problem on previous notebooks as well. ...
0
votes
0answers
98 views

unresponsive to cursor ASUS 551M

My asus 551M powers up and I can sign in but then it will not respond to any icon I click. The little blue circle is continuously rotating. I have restarted and also attempted to get in to reset by ...
0
votes
0answers
22 views

Macbook Unibody A1278 Midwall won't come loose on left side

I want to replace the trackpad of a Macbook Unibody (13" A1278). However, the midwall is stuck. Now I'm trying to figure out how to fix this without going to a repair shop. The first guide shows how ...
-1
votes
1answer
56 views

Spilt a bit of water on my keyboard

Alright so i spilt a bit of water on my keyboard while back. It was very little so i didn't really try to do anything. However a few minutes later i realised that some of the keys on my keyboard won't ...
0
votes
0answers
32 views

Unable to release IBM ThinkPad T42p from Docking Station

I recently acquired 3 IBM ThinkPad Laptops - An A31, R40, and T42p. The A31 I was able to successfully install GNOME or BackTrack5 onto via a GNOME.iso burned onto a disk with AstroBurn. The A31 now ...
0
votes
0answers
101 views

My laptop battery just won't come out! (Lenovo U400)

I'm trying to remove the battery from a Lenovo U400 laptop. It should be as easy as taking out the screws from the battery, unplugging it from the motherboard, and lifting it out, but it's not! Once ...
0
votes
1answer
82 views

Blue Screen STOP: 0x0000007B

I am getting blue screen like this: What i actually did is I marked my system partition as active, when restarted, I had message "BOOTMGR is missing Ctrl + Alt + Del to restart" I inserted Windows ...
0
votes
2answers
33 views

Laptop HDD Swap

I'm thinking of swapping the HDD from one non-functioning (dead screen) laptop to another. Assuming that the sizes of HDD all match up, along with the connection type, will this work? I understand I ...
1
vote
2answers
312 views

How do I diagnose this hard drive or motherboard issue?

I am having a weird issue with a laptop I am fixing (let's call this laptop Broken). I used a second, working laptop to diagnose issues (let's call this laptop Working) I got Broken, and the HDD ...
4
votes
2answers
628 views

Laptop wifi card doesn't look like I expect

I've been having intermittent problems with the Internet connection of my HP Envy, which has an Atheros Wifi card. Some googling indicates that this is a fairly common problem with these laptops. I ...
1
vote
2answers
2k views

Switching hard drive in lenovo flex 2 14

I have a Lenovo flex 2 14 with mechanical hard drive. I bought an SSD to switch it but I encountered a problem opening the laptop. I followed the manual here: manual I started by removing the ...
1
vote
2answers
45 views

Replacing screen and hinges in a laptop?

Aesthetics aside, is it possible to replace a laptop screen with one from a different laptop (make, model, size, etc). Basically, I have a hp DM1z (11.6inch) with a cracked screen and an old 15inch ...
0
votes
0answers
29 views

my laptops turns on with a blank screen and the fan going on and off

I have a windows 8.1 toshiba satellite C55 and when I press the on button it starts but it's a blank screen and the fan goes on and off I have tried the take battery out press on for 60 seconds and ...
0
votes
1answer
897 views

Replacing notebook thermal pads

I happen to own 2 Acer Aspire notebooks - old 5737Z and newer V3-571G. One thing they have in common is overheating a lot (I wouldn't blame them, they were abused a lot). I heard it could help quite a ...
5
votes
1answer
217 views

Can I run with a computer in my backpack?

This maybe a tad off-topic, but as it says on meta, hardware questions should be fine on Super User. I want to run home from work (~20 min of jogging) but I need to bring with me my laptop, a Macbook ...
0
votes
0answers
82 views

Laptop Power Jack Wire Repair

I know diddly squat about names of wires and parts, so I'll do my best. The power jack on my Acer Aspire 5720Z laptop went bad. I bought a new one. Almost as soon as I got it, I managed to pull one ...
0
votes
0answers
1k views

Dell laptop screen black on boot, even Dell logo at Bios boot not shown

I have a Dell N5010 laptop. I recently got my motherboard changed from a local repair shop. Ever since I started using the new motherboard, it so happens that every other day when I switch on the ...
0
votes
0answers
66 views

orginal broken part from samsung, can't replace with unbroken

I have samsung NP550P5C laptop and I wanted to replace dvd driver with ssd. I took off dvd drive, and try to put ssd with case. but It doesn't fit. after that It made me wonder why It doesn't fit like ...
-2
votes
2answers
67 views

changing charger port on laptop [closed]

Is it hard to change the charging port on my Acer laptop or do I have to take it to the repair shop? Is there any way to charge it without fixing that port? I only need to charge it long enough to ...
0
votes
1answer
32k views

Can I charge my laptop through USB [duplicate]

The charging port on my Acer laptop is dead, I thought it was the charger but I bought a new universal charger only to discover that the problem was the port on my laptop. The new charger has USB ...
1
vote
2answers
61 views

Can a part of a hard drive break?

Is it possible for only a specific part of a hard drive to become unusable? I had Ubuntu 14.04 installed on my Sony Vaio laptop (more than five years old). Since 14.04, I never had any problems with ...
1
vote
0answers
3k views

Asus Laptop only booting into BIOS (help!)

Recently I closed my laptop, set it on a table then the next time I went to pick it up it went from boot up straight to the BIOS. I immediately pressed ESC and tried to exit. The computer would go ...
0
votes
1answer
421 views

Can laptop screws be removed without scratching off their color (tampering)?

The laptop hard drive I'm trying to fix is dying soon. I happen to have a same model, size, type and brand hard drive in an external enclosure which has even less start/stop cycles, is younger and ...
22
votes
3answers
2k views

Greasy water in laptop's DIMM slot

My wife was having dinner in front of (on top of) the laptop and she spilled some soup onto it, right above the touchpad. Almost all of the soup ended up in the upper DIMM slot which sits underneath ...
0
votes
1answer
339 views

Green color water coming from laptop's charging point

Recently I encountered that bluish/green color water comes from laptop's charging point. What is reason and solution for that without going to service center?? Image is not clear but you can see the ...
0
votes
1answer
162 views

Laptop display flicks like a liquid inside when moving the lid

My newly bought dell 3537 laptop accidentally hit on the wall and Now in that corner the display flicks like water inside when I move the laptop lid upwards. Is this happens because of damage happened ...
1
vote
3answers
5k views

How to take a screw out of my laptop casing that has no head?

I was trying to take apart my laptop to replace the DC jack for it, and the screw inside of the casing was very hard to remove, so after messing with it for about 15 minutes, the plus sign (or the ...
2
votes
3answers
806 views

Can spilled coffee cause long term issues to motherboard?

A few days ago I got a laptop that had spilled coffee on it. I did dry it, cleaned it as much as possible (with with dry paper towels) and let it dry in a warm place. The laptop works fine, even ...
0
votes
0answers
266 views

HP laptop not turning on?

My HP laptop G42 is 3 years old. And it was working fine this morning. Switched it off normally, and later when I tried to turn on, it didn't. I read on HP support forum to remove the Battery and hold ...
-3
votes
1answer
61 views

Laptop showing up black screen

I have a Dell Studio 17 laptop. Once I forgot its charger and charged it with the charger from Dell Inspiron 1525. After using this charger for several times, my laptop is not turning on despite using ...
2
votes
4answers
175 views

Laptop shuts after 5/10 seconds (sometimes) <del>(May be due to bad sectors in HDD)</del>

I've Sony VAIO laptop (model VPCEA23EL). Mostly I use it for internet usage and as an entertainment system, sometime for minor programming (No DB or No VM are installed). I do keep it on for 24 X 7 ...
1
vote
3answers
4k views

Some keys not working properly in Lenovo G500

I use Lenovo G500 laptop which runs on Windows 8. It has a problem. Some keys that should be used along with Shift key is working not properly, its output is not correct. I will explain it. When I ...
-1
votes
1answer
124 views

Bottom third of laptop display showing up (sometimes) - How to diagnose?

I took this laptop in on partial-trade for one I had for sale: http://imgur.com/r7ADFwY,RPzYhh0#1 (Use previous and next buttons to see both pictures) It's an HP 2000-2A09CA. EDIT: The few ...