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单选题

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

发布日期:2022-07-17

Which of the following is the FIRST step a technic...
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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