HP Pavillion zd8000 PC Notebook Shows AC power connected but not battery charging, will not turn on. Saw some smoke out of the vent and assume something bad. I want to disassemble it to look for burned area but shell will not separate. Does anyone have disassembly/assembly instructions/drawings?
OK, so have the laptop completely apart and found two IC chips soldered to the board under the area of the mouse pad and have certainly failed as they are crusty white instead of black. My guess is they are the reason the battery charge indicator no longer lights. Can these be replaced or do I need another motherboard?OK, so have the laptop completely apart and found two IC chips soldered to the board under the area of the mouse pad and have certainly failed as they are crusty white instead of black. My guess is they are the reason the battery charge indicator no longer lights. Can these be replaced or do I need another motherboard?
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1. take out battery
2. plug the unit in without battery
try to boot it like that. If that does not work you might have a bad power adapter or even a burned motherboard. We do not know unless you try these things.
You should first try to recalibrate the notebook and battery using the following steps: (this should be done every three months also as short charges and discharges really mess it up and will give you a false reading)
Step 1 - Disable the Windows Power Management
In Windows, right-click the Desktop and select Properties in the menu list. Click the Screen Saver tab and then click the Power button. Under Power schemes, select Always On in the drop down menu. Under Settings for Always On power scheme, select Never in each of the drop down menus. Click OK on the Power Options Properties window and then click OK on the Display Properties window.
Step 2 - Fully charge the battery
Connect the AC adapter to the notebook. Charge the battery until the Windows battery meter is at 100%.
Step 3 - Fully discharge the battery
Remove the AC adapter. Keep the notebook on until the battery has completely drained and the notebook automatically turns off. Connect the AC adapter to the notebook. Keep the AC adapter connected to the notebook until the battery has completely charged.
Step 4 - Enable the Windows Power Management
In Windows, right-click the Desktop and select Properties in the menu list. Click the Screen Saver tab and then click the Power button. Under Power schemes, select Portable/Laptop in the drop down menu. Click OK on the Power Options Properties window and then click OK on the Display Properties window.
Now...
If you go into Control Panel, Power Options, and select the Power Meter tab, what does it say?
If you are still having issues, then do the following and then go back through the recalibration process:
Try going into Control Panel, Administrative Tools, Computer Management then down to devices and there should be an entry for batteries. Select that and right click to select scan for hardware changes.
If every thing is correct ( the Battery, the AC adapter, etc ) then also the Power light is not turning on, then somewhere the power is not transmitting. The laptop must have a internal connection Breakage. Oh, I saw that you didn't mention AC Adapter. Have you checked it. Also check the the Control Board of the Laptop. Better you give it a Servicing.
Thank you Sir, Have a nice day.
Try first to remove the battery and connect the AC adapter to your laptop, you will use the power supply directly from the AC adapter without the battery. Turn on your laptop, then if its working normally as it should be,
Then try now to install back the battery then connect the AC adapter, turn it on. If still does not work, perhaps you have a problem with the battery.
OK, so have the laptop completely apart and found two IC chips soldered to the board under the area of the mouse pad and have certainly failed as they are crusty white instead of black. My guess is they are the reason the battery charge indicator no longer lights. Can these be replaced or do I need another motherboard?
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