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Which of the following should the technician do FIRST when removing a paper jam?（）
- A、Open all the doors in the printer.
- B、Clear the print queue.
- C、Turn the printer off.
- D、Take the printer offline.
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更多 “Which of the following should the technician do FIRST when removing a paper jam?（）A、Open all the doors in the printer.B、Clear the print queue.C、Turn the printer off.D、Take the printer offline.” 相关考题
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