Table 7-14 Issues, possible causes, and xes
Items Procedures
Symptoms
Emits smoke, burnt smell
Possible causes
Defective on-board components.
Troubleshooting steps
General visual inspection
1. Disconnect the computer from power source (AC adapter and battery).
2. Inspect for visual damage on AC adapter and battery. Test on a known working
computer to isolate issue. If issue follows AC adapter or battery, replace it.
3. Inspect any sign of liquid spill on the computer (back of keyboard).
The following steps are for authorized providers or technicians.
Further inspection on components
1. Inspect further sources internally after disassembling chassis, such as burnt or
damaged components.
2. If the issue persists, replace boards, AC adapter, and battery for safety concern, and
report issues to HP.
ENWW Common issues and possible solutions 131
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