Lenovo ThinkPad T580 CMOS Battery Replacement

Inleiding

Use this repair guide to replace the CMOS battery in the Lenovo ThinkPad T580. The CMOS battery provides constant power to the BIOS system, which is responsible for things like starting up your computer, keeping the time, and registering when the power button is pressed while the rest of the computer is off. If you have trouble booting your computer up while disconnected from wall power, your date and time settings are frequently resetting, or the hardware drivers aren’t working properly, it’s likely your issues lie in a faulty CMOS battery. Replace this little battery to alleviate your problems!

Wat je nodig hebt

Stap 1 External Battery

Lenovo ThinkPad T580 CMOS Battery Replacement, External Battery: stap 1, afbeelding 1 van 3

Lenovo ThinkPad T580 CMOS Battery Replacement, External Battery: stap 1, afbeelding 2 van 3

Lenovo ThinkPad T580 CMOS Battery Replacement, External Battery: stap 1, afbeelding 3 van 3

Slide the switch on the left side of the battery to the left.

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Stap 2

Lenovo ThinkPad T580 CMOS Battery Replacement: stap 2, afbeelding 3 van 3

Slide the switch on the right side of the battery to the right while applying upward pressure on the battery.

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Stap 3

Lenovo ThinkPad T580 CMOS Battery Replacement: stap 3, afbeelding 3 van 3

Pull the battery directly out of the socket

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Stap 4 Bottom Case

Lenovo ThinkPad T580 CMOS Battery Replacement, Bottom Case: stap 4, afbeelding 1 van 2

Lenovo ThinkPad T580 CMOS Battery Replacement, Bottom Case: stap 4, afbeelding 2 van 2

Using a Phillips #00 screwdriver, unscrew the eight 3.3 mm captive screws on the bottom of the laptop.
The "captive" screws will not come out of the case.

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Stap 5

Lenovo ThinkPad T580 CMOS Battery Replacement: stap 5, afbeelding 3 van 3

Run a Jimmy along the crease of the computer all the way around, twisting it periodically to disengage the clips.

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Stap 6

Lenovo ThinkPad T580 CMOS Battery Replacement: stap 6, afbeelding 3 van 3

Once all the clips are released, remove the bottom cover.
You may need to jiggle the case slightly to release the clips around the external battery bay.

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Stap 7 Internal Battery

Lenovo ThinkPad T580 CMOS Battery Replacement, Internal Battery: stap 7, afbeelding 1 van 1

Using a Phillips #00 screwdriver, remove five 3.7 mm screws holding down the battery.

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Stap 8

Lenovo ThinkPad T580 CMOS Battery Replacement: stap 8, afbeelding 3 van 3

Unplug and remove the battery connector from the motherboard.
Remove the internal battery.

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Stap 9 CMOS Battery

Lenovo ThinkPad T580 CMOS Battery Replacement, CMOS Battery: stap 9, afbeelding 1 van 3

Lenovo ThinkPad T580 CMOS Battery Replacement, CMOS Battery: stap 9, afbeelding 2 van 3

Lenovo ThinkPad T580 CMOS Battery Replacement, CMOS Battery: stap 9, afbeelding 3 van 3

Pull out the CMOS battery cable connector with a pair of blunt nose tweezers.

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Stap 10

Lenovo ThinkPad T580 CMOS Battery Replacement: stap 10, afbeelding 3 van 3

Using a spudger, pry the CMOS battery off of the motherboard.
A light adhesive holds the CMOS battery down to the motherboard. Be careful not to puncture the battery while prying it off.
Remove the CMOS battery.