Questions tagged [cable]

In electronics, a cable is 1 or more wires (fibers) bound together and running parallel to each other such that larger amounts of data/current can be transmitted at faster speeds than would be accomplished with a lower amount of wires. A cable can refer to an audio, visual, data, electrical or any other numerous types of cables.

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18 views

Self-made UTP cable not working

I'm trying to create my own UTP cables. It's fun and cheaper than buying single cables instead. Now I struggling to make my cables work. The cables will be used to connect a PC to simple a unmanaged ...
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Static noise from speakers when computer is off

I have a rather old set of Creative speakers called Inspire 2.1 2400. The original cable that connects them to the computer was of poor quality, and at some point I had to replace it. The original ...
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How can I send an analog signal through an HDMI port?

Last week I bought an HDMI to VGA cable (with no power port) from china, it didn't work and my VGA monitor says no signal. Many people say that it is fake, and someone on this forum says that you need ...
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Maximum length of a USB Cable?

I want to use a very long USB cable to place a webcam in a different room. The maximum length that I found was five meters. What is the maximum length of a USB cable? What is the maximum length ...
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HDMI cable interference

I have been having an interference problem with a short (1.5m) run of HDMI cable between my laptop and screen for quite some time. My setup is as follows: I live in a university residence and my ...
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Samsung monitor displays only “Check Signal Cable”

I suddenly got a 'Check Signal Cable' after turning on my monitor. It was working this morning I checked the vga cable. Inserted it to another monitor and it worked I have a Samsung S19A300B Radeon HD ...
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1answer
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I need help identifying a connector. Its fiber supposedly

I want to install a modem in my house instead of the ISP router that does everything horribly, but I can't identify which connector this is.
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2x 4 Pin CPU cable in EATX12V

I have the be quiet! power 9 psu and the asus prime b450-plus motherboard I'm using a external graphics card and a NVME SDD so I guess it'll use 2 PCIe ports. The manual says I have to plug in a 8 pin ...
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Is there a fiber / optical extension you can buy move your FTTP point? [closed]

I want to move my BT Openreach fiber box so it's running from my UPS. Issue is the fiber cable into the building is 10 meters away from I need it to be. Is there a fiber / optical extension you can ...
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1answer
22 views

Connecting Monitor to TV via HDMI from computer

I have a mac with usb C and its connected to a monitor via a single usb C cable. The monitor acts as a dock for a bunch of usb, hdmi, ethernet connections to the mac. Is there a way to daisy chain ...
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Cannot connect Samsung Galaxy Y Duos to laptop via USB cable

While I am connecting my phone to my laptop neither the laptop nor the phone can detect each other. By not recognizing I want to mean nothing happens after connecting. It seems that I have not ...
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HDMI or ethernet over USB-C

I'm running some cables through a small gap and would like to use low profile USB-C cables. I know you can get HDMI or ethernet adapters for USB, but I believe these are software based and require a ...
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Basic Ethernet Home Network Cabling

I am trying to set the Ethernet ports around my parents house (CAT 5e) but I am a bit confused as to how to go about it. They’re currently just using wifi with a basic xfinity router/modem. I have ...
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Mesh wifi nodes cabling options

I have a main asus router with 3 asus lyra mini mesh satellites. For reliability I am going to cable the satellites to the main router (I cannot place them in way to get good reception from one ...
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1answer
21 views

cat5e limited to 100Mb max speed

i have a cat5e cable that the router sets to 100Mb Full Duplex. Trying to set to 1000Mb makes port not work with that cable. Other cables works at 1000Mb full duplex on same port. Only thing wrong ...
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Will adding switch extend my ethernet cable?

I need to run an ethernet cable to another room which is more that 100m away. My internet guy just told me that CAT5 ethernet cable range is 100m. He stated that it does not make a difference if we ...
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“Network cable unplugged” after reboot of windows computer

I have a weird behavior with my windows machine: I recently upgraded to a new computer (namely new mainboard and cpu). In general everything is working fine but sometimes after a reboot, The computer ...
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1answer
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First computer build. Will not power on when connect CPU power cable

My 11 year old son and I have been building his first computer after he received most of the components for Christmas. We have a MPGX570 Gaming Plus Motherboard (MSI) with AMD processor. When we try ...
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2answers
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“Wake On Lan”-Cable - 3-Pin Connector type name

I am trying to find the name of the connector (company and connector type name) displayed below: This connector type was often used on PCI Network interface cards.
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4answers
5k 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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3answers
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Could it be the length of my USB cable have caused multiple SD cards to fail?

Recently three of my SD cards have failed in rapid succession so I suspected it has something to do with something else than the SD cards. Two of them failed in the same mannter, the other one died ...
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2answers
20k views

How is a Usb Y cable designed?

Ok, Recently I have purchased this USB Y cable from Amazon. Storite USB 2.0 Type A Male to Dual USB A Male Y Splitter Cable Cord Black -50cm I purchased it so I can use it with external hard disk to ...
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100mbps with some cables/connections, 1000mbps with others

I encounter that I can reach 1000mbps with some combinations of RJ45 outlets and cables, and only 100mbps with other combinations. I can reach 1000mbps with all cables (when combined with a given ...
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ubuntu eth0 not reconnecting after cable unplugged

I'm running kubuntu 9.10 w/ gnome, I have a static IP defined in /etc/network/interfaces When I unplugged my network cable and rebooted, then reconnected the network cable I was not able to connect. ...
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1answer
6k views

Connect 4G router to multiple devices via Ethernet cable

I have a 4G router (Huawei e5172) with one LAN port (DHCP enabled). I need to connect 3 PCs and 1 wireless access point to this router via Ethernet so I got a 5-port Ethernet switch and connected it ...
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1answer
23k views

connecting DVI monitor to HDMI port

Can I connect computer monitor with the case by using DVI to HDMI cable? monitor side is DVI and the case side id HDMI. I want to choose the correct cable for this connection. My graphic card is 2 GB ...
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3answers
88 views

Cabling on PC with two drives, procedure to toss one drive?

My PC has two drives with ... ... braided cable B1 comes from the motherboard, and then there appears to be a "jumper" B2 on to the second drive. Then, each drive has it's own independent, ...
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3answers
11k views

How much power output can an 8-pin to 2x 6+2-pin connector output?

A common cable included in modern modular PSU's is the 8-pin to 2x 6+2 pin. However, based on reading (such as PCI-e Power - Does 6 + 2 Equal 8?) an 8-pin is effectively the same as a 6+2 pin. If that'...
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Implement one way communication with fibre optic cable

I want to create a UDP connection between two laptops using a fibre optic cable to force one-way communication at the hardware level so that data only flows from one laptop to the other. This post ...
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2answers
161 views

How much does distance matter (over short distances) when running CAT6?

We have an old barn and we're renovating it and turning it into a recreation area/guest house/workshops. The original floor is concrete, with two trenches in it. (The trenches are now under the new ...
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3answers
5k views

What types of Ethernet cables are there?

There seems to be various type of Ethernet cable: Category 3, 4, 5, 5e UTP cable, Ethernet over twisted pair, RJ45, 100Base-Tx. I cannot tell the difference among these ethernet cable, and I do not ...
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191 views

Which SATA power cable is standard?, and why are there 2 standards?

Pictured are two visually identical SATA Power cables, meant to connect to a PSU (the other end of each cable, not pictured, connects to a SATA drive). They're only distinguishable by the metal inside ...
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64 views

Cat 7 cable - only 100mbit instead of 1gbit

I just tried to get my new 20m Cat 7 cable to run, but I am only able to reach 100mbit. I have already bought an expensive connector testing/DIY kit a few years ago. When I check the cable I can ...
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1answer
4k views

Flickering laptop screen when hot - cause?

What could be the cause of a flickering screen every minute or so like the picture below? Flickering seems to get worse when hot (usually into an hour of gaming CPU 100C, GPU 85C max). Adjusting ...
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1answer
4k views

How to use Samsung TV as a remote display over lan cable connection

I have a desktop PC with no WiFi and a Samsung TV [ES6710] that can stream media using DLNA, however I want to use it as a remote display over LAN to mirror my PC's desktop on the TV (I have ethernet ...
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23 views

Newly bought 2.0 HDMI cables aren't working [closed]

We bought 14 boxes of new HDMI 2.0 cables (1.5m in length) over a month ago and only came around to needing them just now. I needed 3 cables at first so I unpacked them. To our surprise, none of them ...
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2answers
7k views

What is the standard length for SATA cables?

Is there a standard length for a SATA cable? If not, what are the most common lengths provided with motherboards?
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21 views

UK Virgin Business broadband fixed IP with Hitron cable modem/router. Is there any way to use it as modem only?

Quite stuck with this problem. A Client had been upgraded/forced to be upgraded to a 350mb connection with a single, fixed IP address as they run their own email server. Due to the nature of their ...
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1answer
4k views

PSU has 2 PCI-e cables, and I don't know how to use their endings or if I need to use ONLY one cable

I've started to assemble my new PC and when I've finally attached my Gygabyte NVIDIA GPU (GTX 760), it needs some kind of PSU power, in the form of 6 + 8 holed socket. So far so good. My PSU (Cooler ...
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2answers
4k views

Touchpad response badly when connecting monitor

When I connect my laptop to a monitor through the HDMI connection, I have a hard time controlling the mouse using the touchpad. I'll try to explain as best as I can: The touchpad works perfectly ...
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2answers
3k views

Connecting LAN cable to wall socket

I have a few computers I want to connect to internet. All PCs are connected to a network switch. My task is to connect the switch to the internet router. The cable that came from the internet router ...
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1answer
3k views

Linksys E3000 slow local speed on 1Gb/s Cat5e cable

Here is the hardware I am using: Linksys E3000 router with Firmware version 1.0.04 Computer A with Windows OS 7 installed which is connected to router with 1Gb/s Cat5e cable. Computer B with Windows ...
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5answers
6k views

Effects of extending RJ11 cable length to modem

I have a VDSL home network that consists of a tp-link modem-router (Archer VR400), connected to a splitter (filter) by a 1 meter RJ11 cable. My current speed by Ethernet connection is 90-95/100 Mbps, ...
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28 views

Cat 5 Terminal Wiring

I bought a house where most of the rooms (including my office) have been wired in with cat5 cable and they all run to the terminal block seen in the attached pics which is in the basement. Yesterday I ...
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Does connecting a DVI-D adaptor to HDMI cable changes the quality of the video output?

If I put an DVI-D adapter on a DP or HDMI cable does the quality of the video output is the same as regular connection with a DP or HDMI(I mean the signal and all that) , the connection on my GPU(GTX ...
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What are the effects of different wire lengths on a single Ethernet cable?

Typically the wire lengths inside an Ethernet cable are all relatively equal. I know there must be some slight variance between the length of the individual wires inside cable due to some twisting ...
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30k views

What is the little twist in this floppy ribbon cable for?

There is a twist of a few lines in this floppy cable. Why? What is the purpose of it?
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22 views

Electrical compatibility of SFF-8639 and SFF-8643 for U.2 drives

I notice a lot of U.2 2.5" adapters on sale, seem to show what looks like a U.2 2.5" to SFF-8643 cable, or SFF-8643 PCIe connector, instead of the expected U.2 2.5" to SFF-8639 cable or ...
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1answer
43 views

Passive HDMI-VGA cable? [duplicate]

A friend of mine has this cable, which he bought from an international supermarket chain store - I don't expect them to buy useless crap. It appears to be a totally passive cable, but it's an HDMI->...
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1answer
2k views

Reuse Asus Netbook webcam on PC USB Port

i try to use the webcam of my old 1101HA EEEPC from Asus with the intention of connecting it up to a computer via USB. I just can`t find the right cablecolors for this specific board. Supposedly this ...

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