The system board may be the reason of a Sleep & Charge fault. The system board may be
damaged. To determine if the computer’s Sleep & charge is functioning properly, perform the
following procedures. Figure 2-17 outlines the process. Start with Procedure 1 and continue
with the other procedures as instructed.
Procedure 1: windows application test
Procedure 2: Replacement check
Procedure 1 windows application test
Use windows application to check function can work fine or not. If tests and diagnostics
result abnormal go to Procedure 2. If an error is not located, the Sleep & charge is functioning
properly.
Procedure 2 Replacement check
Disassemble the computer following the steps described in Chapter 4, Replacement
Procedures, and perform the following checks.
Check 1 Make sure that Sleep & Charge test operation is correct, go to Check 2.
Check 2 The system board may be damaged. Replace it with a new one following the
instructions in Chapter 4.
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