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單項選擇題

Which of the following devices can route electrical signals only when activated by an external control signal？（）

A.Solenoid
B.Relay
C.Clutch
D.Capacitor

單項選擇題

Which of the following is the FIRST step a technician should take when troubleshooting a device issue？（）

A.Gather information from the customer.
B.Isolate the problem on the device.
C.Read the service documentation for possible causes.
D.Check the parts life counters.

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Which of the following failed components would be responsible for the fuser unit not heating properly？（）

你可能感興趣的試題

Which of the following devices can route electrical signals only when activated by an external control signal？（）

Which of the following is the FIRST step a technician should take when troubleshooting a device issue？（）

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Which of the following failed components would be responsible for the fuser unit not heating properly？（）

Which of the following devices can route electrical signals only when activated by an external control signal？（）

Which of the following is the FIRST step a technician should take when troubleshooting a device issue？（）