试题详情
- 单项选择题The customer has a dedicated ink jet fax machine that is used to send and receive faxes only from the corporate office. The user complains of streaks on the received faxes while the internal self-prints are fine. Which of the following should a technician recommend？（）
A、Clean the scanner glass on the distant machine.
B、Clean the scanner glass on the local machine.
C、Clean the printer head on the local machine.
D、Call the telephone company to increase the line signal level.
- A
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