单项选择题
A user states that the LCD display on their laptop has intermittent lines on the screen. The technician notices that when the display panel is moved, the line appears and then disappears.
Which of the following is the MOST likely cause?（）
A. The hinge on the display panel is damaged.
B. The display cable is loose or damaged.
C. The display panel is defective.
D. The video controller on the system board is defective.
相关考题
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单项选择题
A user needs a laptop keyboard replaced because the space bar is not working. Mike, a technician, replaces the keyboard, and notices that a diagonal set of keys will not respond. Which of the following is the MOST likely cause?（）
A. StickyKeys is enabled and needs to be disabled.
B. The new keyboard is defective and needs to be replaced.
C. The system board is defective.
D. The keyboard ribbon is not seated properly. -
单项选择题
A technician has a laptop that is running slow and notices the fan is on high. Which of the following should the technician try FIRST?（）
A. Clean the heatsink assembly of debris.
B. Turn the fan off when the AC adapter is attached.
C. Turn the fan to low in the BIOS.
D. Replace the processor and fan. -
单项选择题
A technician is installing a parallel PCI card. Which of the following is the IEEE standard for parallel?（）
A.802.11b
B.1284
C.1394
D.802.11g
