Answer the following statement(s) true (T) or false (F)

1. Almost all power supplies are shipped from the manufacturer with the voltage setting in the HIGH voltage (240 V) position.
2. The first step in the start-up procedure is to check all power and communication cables to ensure that the connector pins are straight, and not bent or pulled out.
3. Each time an input device is closed, the corresponding LED on the input module should illuminate.
4. There are three methods used to test output devices.
5. The electrician and/or technician should be aware of how the system normally functions if he or she expects to successfully troubleshoot the system.


1. True
2. False
3. True
4. False
5. True

Trades & Technology

You might also like to view...

Green concrete is so named because of its _____

a) use b) color c) incomplete curing d) moldability

Trades & Technology

Intake charge velocity has to be ________ to prevent fuel droplet separation

A) 300 feet per second B) 50 feet per second C) 100 feet per second D) 25 feet per second

Trades & Technology

How many wraps of duct tape must be made around a flexible duct when it is attached to a round collar?

a. 1 b. 2 c. 3 d. 4

Trades & Technology

Technician A says a hot spray washer is sometimes called a jet washer. Technician B says an advantage of a spray washer is that it cleans oil galleries as well as a hot soak tank. Who is right?

A. Technician A B. Technician B C. Both technicians D. Neither technician

Trades & Technology