What it does
USB cables connect compatible devices for power, data or both depending on their construction.
Try in the lab
Identify connector types and distinguish a working data cable from a charge-only cable.
Before you begin
- Identify the exact model supplied and read its manufacturer instructions.
- Inspect the item, connections and work area with your instructor.
- Match power, accessories and protective equipment to the actual task.
- Record observations and stop if the equipment behaves unexpectedly.















