Dell Notebook Win7 System optical drive does not read disk how to solve

Dell Notebook power causes an optical drive not to read disk failure cause analysis:

1, may be the motherboard problem;

2, some parts of bad contact or data line problems;

3, the power of the problem.

Workaround:

1 The first substitution method will be in addition to the CPU, power and chassis outside the replacement of all accessories, if the fault persists, the only suspicious place is the power supply.

2 continue to use the replacement method, a new power check, the phenomenon disappears, when you add an optical drive after a lack of power, only replace the power supply or not installed optical drive.