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2. Why is my computer so slow? - AOL

   www.aol.com/products/blog/why-is-my-computer-so-slow

   Slow Startup: If your computer takes an unusually long time to boot up and become usable after turning it on, it could be a sign of underlying issues such as too many startup programs or a ...

3. 5 reasons why your computer could be running slow - AOL

   www.aol.com/news/2015-10-07-5-reasons-why-your...

   To check this on a Windows computer, click your Start button and then — depending on your operating system — go to My Computer, Computer or This PC. After selecting your main disk, you can see ...

4. Here's your once-and-for-all fix for a slow computer - AOL

   www.aol.com/lifestyle/heres-once-fix-slow...

   For just $4.99 a month, System Mechanic will keep a constant eye on everything going on inside your computer, and keep it running smoothly 24/7. Try System Mechanic for 30 days free*

5. Data Carrier Detect - Wikipedia

   en.wikipedia.org/wiki/Data_Carrier_Detect

   This signal is a simple "high/low" status bit that is sent from a data communications equipment (DCE) to a data terminal equipment (DTE), i.e., from the modem or other peripheral to a computer in a typical scenario. It is present on virtually all PC serial ports - pin 1 of a nine-pin serial port, or pin eight over a 25-pin (DB25) port. Its ...

6. Serial port - Wikipedia

   en.wikipedia.org/wiki/Serial_port

   The IBM PC implements its serial ports, when present, with one or more UARTs. Very low-cost systems, such as some early home computers, would instead use the CPU to send the data through an output pin, using the bit banging technique. These early home computers often had proprietary serial ports with pinouts and voltage levels incompatible with ...

7. Serial communication - Wikipedia

   en.wikipedia.org/wiki/Serial_communication

   Keyboard and mouse cables and ports are almost invariably serial—such as PS/2 port, Apple Desktop Bus and USB. The cables that carry digital video are also mostly serial—such as coax cable plugged into a HD-SDI port, a webcam plugged into a USB port or FireWire port , Ethernet cable connecting an IP camera to a Power over Ethernet port, FPD ...

8. Troubleshooting AOL Desktop Gold

   help.aol.com/articles/aol-desktop-troubleshooting

   There can be many reasons why your browser crashes. However, most of these issues can be fixed with a simple and quick solution. Before trying the solution below, please report this issue by using the Report a Bug section that can be accessed by clicking the Help menu at the top.

9. Does your computer slow down after a few hours? Here’s why

   www.aol.com/lifestyle/does-computer-slow-down...

   One solution that can help identify why your computer is running slow is a comprehensive system tune-up, like System Mechanic. The software package helps provide real-time performance boosting by ...