Hardware & Network TroubleshootingPregunta 95 de 100
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
Explicación
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.
Practica las 100 preguntas gratis — sin registro.
Preguntas relacionadas de este tema
- A user reports the mouse and keyboard are unresponsive but the display works. What is a quick first step?
- After a Windows update, a specific device stops working. What is the most targeted fix to try first?
- A user says 'the internet is slow.' Which step best narrows the cause?
- During troubleshooting, why is it important to question the user and identify recent changes?
- A computer reports a S.M.A.R.T. error at boot. What does this indicate?
- A PC frequently shows blue-screen (BSOD) crashes citing memory errors. What is a sound diagnostic step?
Última revisión: · proceso editorial
Equipo Editorial de PrepPass · Verificado con CompTIA A+ Core 1 (220-1101) · Cómo revisamos