Question about Computers & Internet
My ac adapter light is on no led lights are on,when i take my battery out the ac light goes out ,also cannot boot from ac adapter alone
For this kind of issue, please follow up the following steps to check:
confirm the battery and ac adapter connect the laptop normally.Maybe the bad connect lead to this problem. If there are no lights when you turn on laptop, one of possible reason is that your adapter is malfunction.
the second possible cause is laptop dc jack failure. If the dc jack is broken or loose, you are required to replace it or repair it.
Another possible reason is that there is something wrong with laptop motherboard. For this situation, it includs two kinds of possibility,a failure in an electronic circuit and BGA malfunction.
According to the sympton you have described, the most likely issue is your laptop charger failure. Considering replacing a new one:
Replacement Compaq Presario CQ61 AC Adapter 90Watt 19V 4.74A
Replacement Compaq Presario CQ61 AC Adapter 65Watt 18.5V 3.5A
Posted on Oct 26, 2012
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Posted on Jan 02, 2017
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