up vote 2 down vote. The 'exhaust' meaning of the word enervate is a figurative sense that came in later. The original, now archaic/DSL meaning of enervation is to 'cut the nerve (of)', early 15C. The figurative sense is from the 1550s. enervate: (medicine) To partially or completely remove a nerve.
Lesson Summary. A computer system unit is the enclosure that contains the main components of a computer, typically made of steel or aluminum. It holds all other components together and protects the sensitive electronic parts from the outside elements.
The CSU is a device that connects a terminal to a digital line. Typically, the two devices are packaged as a single unit. The dSU is a device that performs protective and diagnostic functions for a telecommunications line.You can think of it as a very high-powered and expensive modem.Such a device is required for both ends of a T-1 or T-3 connection, and the units at both ends must be set to the same communications standard.he dSU is a device that performs protective and diagnostic functions for a telecommunications line. You can think of it as a very high-powered and expensive modem. Such a device is required for both ends of a T-1 or T-3 connection, and the units at both ends must be set to the same communications standard.