Laptop computer power system is the important componet, only second to
the CPU and motherboard. Power system include power adapter,
rechargeable battery and power management systems etc. Do not think that
the power adapter is a high-tech products; in fact, laptop AC adapter
is now a very mature technological products. Although the laptop power
adapter is not so complicated, but it also has a lot of problems. Just
like here below mentioned, they are all about the problems of HP 463958-001 AC adapter.
Laptop computer power system is the important componet, only second
to the CPU and motherboard. Power system include power adapter,
rechargeable battery and power management systems etc. Do not think that
the power adapter is a high-tech products; in fact, laptop AC adapter
is now a very mature technological products. Although the laptop power
adapter is not so complicated, but it also has a lot of problems. Just
like here below mentioned, they are all about the problems of HP 463958-001 AC adapter.
Although power adapter is rare to fail, it is more trouble when you
encountered bad power supply. Because in case you do not know whether it
is the problem of laptop AC adapter, any new accessories you add may
burn out immediately. And you can not find the reason in short time.
Here below on the list are some common maintenance methods of the
problems of laptop power supply.
Step 1: First, just jiggle the power adapter or notebook battery to
check if they are in good condition; if not normal, try to reinstall the
power adapter or batteries. However, it is possible that the battery
elastic decreased.
Step 2: If the power or battery connector is good, you can measure the output voltage of the power adapter or battery, like dell adp-70eb adapter,
just check whether the output voltage is stable, and if the actual
output voltage is consistent with the nominal voltage by the power
dapter. In case the output is unstable, or the actual output is quite
different from the nominal voltage, you have to replace the damaged
power adapter or batteries.
Step 3: If both the power panel and battery are in good condition,?
you must check whether the power board is normal. if not normal, it can
be replaced.
Step 4: After the above test steps, if they are displayed correctly,
it show that the problem lie in notebook power board or motherboard, and
you have to open the laptop case here, and check if the power board and
the motherboard are in good condition.
Step 5: If you still can not find the problem, and the power board
and the battery are in good condition, chances are that there is
something wrong with the laptop motherboard or other main parts, then
you can repair or replace the motherboard.
Article Tags:
Power Adapter, Power Board
