Are there any points to be awere of when we take CERALOCK off PCB for failuer analsys of CERALOCK?
Hot air temperature of spot heater
Tip temperature of soldering iron
Pre-heating temperature and time
Soldering iron: +350±5ﾟC, 5.0±0.5 sec.
Q.Please explain possible causes of abnormal oscillation, and appropriate countermeasures.
Q.Please explain possible causes of oscillation stop, and appropriate countermeasures.
Q.Please explain the IC type that may frequently develop abnormal oscillation, and the cause of abnormal oscillation.
Q.Please explain abnormal oscillations other than spurious oscillation, and their check method.
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