Acer Aspire V3-551 - Input Device Failures

Troubleshooting 4-7
Internal Keyboard Failure
If the internal keyboard fails, perform the following:
Figure 4:4. Internal Keyboard Failure
Start
Swap M/B
Check KB
FPC well
insert
Is KB ok?
Re-assemble
the KB FPC to
M/B
OK
NG
Replace KB
material
OK
OK
NG