Nothing extra is needed. You need to connect the mixer to the game console with the included TOSlink optical cable.
use a cable that goes from your headphone jack on the pc to the rca input on the mixer or directly to the speaker if applicable. This is just to get sound out of your pc to the mixer dj programs are a different question.
Yes, you can purchase external speakers for your laptop from companies such as Altec Lansing or Logitech. You will just need to connect the speakers to your laptop using a USB cable, which will be supplied with the speakers. Some speakers come with a separate electrical power cable, while others use just one cable for the sound and power.
You use an adapter.
Yes it is possible, first you need a 3.5mm to rca jacks cable this will connect the audio from your laptop to the radio receive using one of the inputs from he back side If this is to be use in a car stereo , you will need to add an auxiliary audio input interface to your car radio
You can connect the 5.1 speaker system to the dell laptop as long as the cable is not an optical or digital cable. Some cables double analog or digital. These you can use. You should be able to plug them in if the connector fits. You may not have sound out of all of your speakers but you can still try. If the plug will fit then nothing can be hurt. If it does not work you might try getting an external usb sound card(e.g. soundblaster mp3) I hope that answers your question.
The RGB cable is VIDEO only, get the AUDIO from the HEADPHONE jack on the computer.
No you need a blu ray player in your laptop. If your laptop has an HDMI output and a Blu Ray player then the HDMI cable will allow you to play your laptop Blu-ray disc using the HDTV instead of your laptop screen and sound
The computer is programmed to respond when sound cables are attached Edit: The sound cable is being attached to the laptop, but the desktop, which is in sleep mode, wakes up. The cable is not being attached to the desktop.
download a new sound driver for the particular laptop model, but for xp
You unhook the connection from the cable box to the TV and connect it to the VCR input. You purchase a short cable and install it from the VCR output to where the cable was connected to the TV. The TV will get the cable box signal through the VCR with no problem when you are not using the VCR. If the cable box was connected to the surround sound or Home Theater and then the TV then connect the cable box to the VCR and then the surround sound or home theater.
Instead of having to plug a printer cable, sound cable, power cable, external mouse, and network cable into the laptop every time, these cables can be plugged into a dock. When the laptop is placed into the docking station, the cables make a connection through the dock to the laptop. A docking station is beneficial when the laptop is used in different locations often.