As verbs the difference between installed and laid
is that installed
is past tense of install while laid
is past tense of lay.
As an adjective laid is
marked with parallel lines, as if ribbed, from wires in the mould.
readied for use
#*"They installed the alarm."
#*"The system came with a installed."
put into position
*"A new chancellor was installed."
*"He was installed at the watch tower."
*(placed ): set up, established
*(readied ): set up, put in, readied
* get laid
* laid rope
(of paper) Marked with parallel lines, as if ribbed, from wires in the mould.