简介

The motherboard of the DVR is the main operating piece that processes and controls the device. This may be damaged through rough use, which would require

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步骤 1 Upper Case

Lorex LHV210800 Motherboard Replacement, Upper Case: 步骤 1 中的图像 1，3

Lorex LHV210800 Motherboard Replacement, Upper Case: 步骤 1 中的图像 2，3

Lorex LHV210800 Motherboard Replacement, Upper Case: 步骤 1 中的图像 3，3

Before beginning, disconnect the DVR from power and unplug all peripheries.
Remove each of the two 1 cm screws on the right and left sides of the DVR with a Phillips screwdriver.

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步骤 2

Remove the four 1 cm Phillips screws on the rear panel.
Do not unscrew the screw connected to the lower case.

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步骤 4 Motherboard

Lorex LHV210800 Motherboard Replacement, Motherboard: 步骤 4 中的图像 1，2

Lorex LHV210800 Motherboard Replacement, Motherboard: 步骤 4 中的图像 2，2

Unscrew the 1cm hex screws with the driver and a size 8 hex socket.
Unplug the cord from the socket in the motherboard.

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步骤 5

Lorex LHV210800 Motherboard Replacement: 步骤 5 中的图像 3，3

Remove the two 1cm screws from the back panel.
This makes it easier to slide out with no issue.

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步骤 6

Once all the screws are off the back panel, remove the power source.
The power source would be the white box with the R/B/G cables attached, along with the blue and other white box with R/B/B/Y cords.

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步骤 7

Remove this pin in order to take off the fan.
Remove the fan in order to access the motherboard.

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结论

To reassemble your device, follow the above steps in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting or ask our Answers community for help.