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單項選擇題

A technician has resolved a paper jam. After the jam is cleared, the display continues to indicate that the printer is jammed. Which of the following should be performed NEXT?（）

A. Power cycle the printer
B. Print a test page
C. Remove all the paper trays and restart the printer
D. Remove and replace the roller

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單項選擇題

A workstation no longer has network connectivity. Upon visual inspection, all connectors andsettings seem to be properly configured. Which of the following tools should the technician use to troubleshoot this issue? （）

A. PSU tester
B. Loopback plug
C. Cable tester
D. Multimeter

多項選擇題

Which of the following will allow Karen, a technician, to determine if the correct voltages are reaching the computer components? (Select TWO).（）

A. Power supply tester
B. Cable tester
C. Loopback plugs
D. Multimeter
E. Butt set

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