4-In-1 Card Function Failure - Acer Aspire E1-521 Service Manual

4-in-1 Card Function Failure

If the 4-in-1 card function fails, perform the following:
Fan cable
Well connected
well insert
Replace M/B
Troubleshooting
Start
OK
OK
Fan ok
OK
Thermal
OK
Figure 4:10. 4-in-1 Card Function Failure
NG
Connect it well
NG
Replace fan
NG
Insert is well
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