Hardware & Network Troubleshooting第 95 / 100 题
A laptop screen is very dim but an external monitor works fine. What is the likely faulty component?
a.The CPU
b.The RAM
c.The backlight or its power/inverter circuit
d.The hard drive
解析
If an external display works but the built-in panel is dim, the backlight or its power circuit is the likely fault. The CPU, RAM, and drive would not selectively dim the internal screen.
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