A technician replaced a broken LED screen on a mobile computer. The operating system can be seen perfectly on screen, but the touch screen is non-responsive.
Which of the following are the MOST probable root causes for the given failure? (Choose three.)

A. The hardware replacement used is a non-touch-screen version.

B. The touch screen must be calibrated after a replacement.

C. The digitizer cable is not seated properly on the motherboard.

D. The new touch-screen drivers must be installed.

E. The replacement part is dead-on-arrival.

F. The LCD panel firmware must be updated.

G. The grounding screws are not securely attached.


 

Suggested Answer: ACD

Community Answer: BCD



This question is in 220-1001: CompTIA A+ Certification Exam: Core 1
For getting CompTIA A+ Certificate


Disclaimers:
The website is not related to, affiliated with, endorsed or authorized by CompTIA. 
Trademarks, certification & product names are used for reference only and belong to CompTIA.
The website does not contain actual questions and answers from CompTIA's Certification Exams.