JJJCOM Computer Sales & Services

Store Information

	Phone: (717) 243-6563 or (717) 258-1232
	Open Hours: Weekdays from 10:00am to 6:00pm Saturday from 8:00am to 1:00pm
	Location: 55 West Main Street Plainfield, PA 17081
	Directions: Click here for directions by MapQuest

Learning Center

The average person knows how to use a computer. Knowing exactly how a computer works, however, is a bit more involved. The Learning Center here at JJJCOM is here to help educate our customers on how computers work and explainations about certain computer components. New articles will be added frequently.

» What is RAM?

» What is a Hard Disk Drive?

» What is the difference between high speed internet and dial-up?

» How fast is my internet?

» What is flash memory?