试题详情
- 单项选择题A laser printer is sent for repair and the work order indicates that there is an image printing problem. Which of the following should a technician do FIRST to confirm this problem？（）
A、Run the calibration feature on the laser printer.
B、Run a self-test image page from the printer.
C、Clean the corona wire and return printer.
D、Print a test page from a computer.
- B
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