Lenovo Ideapad S340 15Iwl Usb Port Board Replacement Repair Guide

Difficulty

Moderate

Steps

Time Required

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Sections

Back Panel
2 steps
Battery
3 steps
Fan
4 steps
Speakers
1 step
Hard Drive
1 step
RAM
2 steps
Heat Sink
1 step
Video Cable
1 step
Wi-Fi Card
3 steps
Motherboard
6 steps
CMOS Battery
2 steps
USB Port Board
1 step

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BackLenovo IdeaPad S340-15IWL
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What you need

Step 1

              Back Panel

Power off the laptop and place it face-down on a non-scratching surface.
Using a Torx T5 screwdriver head, remove all ten 6 mm screws holding the back panel in place.

Power off the laptop and place it face-down on a non-scratching surface.

Using a Torx T5 screwdriver head, remove all ten 6 mm screws holding the back panel in place.

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Step 2

Slide a plastic opening tool underneath the back case near the screen hinges.
Gently pry up on either side of the case.
You may hear popping sounds as you pry up the back case. This is normal. If the case does not open, try prying at a different angle/position.

Slide a plastic opening tool underneath the back case near the screen hinges.

Gently pry up on either side of the case.

You may hear popping sounds as you pry up the back case. This is normal. If the case does not open, try prying at a different angle/position.

Step 3

              Battery

Remove the three 3 mm screws holding the battery in place using a Phillips #0 screwdriver.

Remove the three 3 mm screws holding the battery in place using a Phillips #0 screwdriver.

Step 4

Remove the white and blue bundled wire from the grooves on the right side of the battery.

Remove the white and blue bundled wire from the grooves on the right side of the battery.

Step 5

Disconnect the battery cable by gently pulling it straight out of the connector.
Be sure to pull parallel to the device to avoid bending the motherboard connector.
The battery connector does not lock and only requires light pressure to insert and remove.
Remove the battery from the laptop.

Disconnect the battery cable by gently pulling it straight out of the connector.

Be sure to pull parallel to the device to avoid bending the motherboard connector.

The battery connector does not lock and only requires light pressure to insert and remove.

Remove the battery from the laptop.

Step 6

Fan

Remove the two 3 mm screws connecting the fan to the casing using a Phillips #0 screwdriver.

Remove the two 3 mm screws connecting the fan to the casing using a Phillips #0 screwdriver.

Step 7

Using a spudger, gently disconnect the fan’s cable from the motherboard.

Using a spudger, gently disconnect the fan’s cable from the motherboard.

Step 8

Carefully unwind the black cable that runs between the top of the battery and the bottom of the fan from the grooves along the side of the fan.
In order to do so, you will need to pull up the metallic tape that holds the cable in place using either your fingers or a plastic prying tool to lift up the edge.
If you attempt to remove the device’s fan without removing the battery, the black cable may be wedged underneath the top of the battery. In this scenario, it is recommended that you at least loosen the screws holding the battery in place to allow for the cable to be removed with less resistance.

Carefully unwind the black cable that runs between the top of the battery and the bottom of the fan from the grooves along the side of the fan.

In order to do so, you will need to pull up the metallic tape that holds the cable in place using either your fingers or a plastic prying tool to lift up the edge.

If you attempt to remove the device’s fan without removing the battery, the black cable may be wedged underneath the top of the battery. In this scenario, it is recommended that you at least loosen the screws holding the battery in place to allow for the cable to be removed with less resistance.

Step 9

Carefully pick up the fan by the corners and detach the small connector wire by pulling parallel to the device.
Remove the fan from the laptop.

Carefully pick up the fan by the corners and detach the small connector wire by pulling parallel to the device.

Remove the fan from the laptop.

Step 10

              Speakers

Unplug the wire connecting the speakers to the motherboard.
Remove the speakers from each side of the laptop.

Unplug the wire connecting the speakers to the motherboard.

Remove the speakers from each side of the laptop.

Step 11

              Hard Drive

Remove the four 3 mm screws holding the hard drive expansion slot in place using a Phillips #0 screwdriver.

Remove the four 3 mm screws holding the hard drive expansion slot in place using a Phillips #0 screwdriver.

Step 12

RAM

Using the opening tool, gently pop off the metal cover for the RAM stick.

Using the opening tool, gently pop off the metal cover for the RAM stick.

Step 13

Using your thumbs, gently pull the two metal prongs that secure the RAM outwards.
The RAM will pop up at an angle.
Remove the RAM from the laptop.

Using your thumbs, gently pull the two metal prongs that secure the RAM outwards.

The RAM will pop up at an angle.

Remove the RAM from the laptop.

Step 14

              Heat Sink

Remove the three 3 mm screws that secure the black heat sink near the top of the computer using a Phillips #0 screwdriver.
Lift the heat sink vertically to remove it from the laptop.

Remove the three 3 mm screws that secure the black heat sink near the top of the computer using a Phillips #0 screwdriver.

Lift the heat sink vertically to remove it from the laptop.

Step 15

              Video Cable

Using an opening tool, carefully flip up the retaining flaps holding the silver video cable in place.
Slide the ribbon cable out of each connector.

Using an opening tool, carefully flip up the retaining flaps holding the silver video cable in place.

Slide the ribbon cable out of each connector.

Step 16

              Wi-Fi Card

Pull up the black foam adhesive that covers the screw and connectors holding the Wi-Fi card in place.

Pull up the black foam adhesive that covers the screw and connectors holding the Wi-Fi card in place.

Step 17

Using an opening tool, lift up on the black and white coaxial cables on the Wi-Fi card and gently pull upward to unplug them.
When reconnecting the cables, be sure to match the colors to the arrows on the Wi-Fi card.

Using an opening tool, lift up on the black and white coaxial cables on the Wi-Fi card and gently pull upward to unplug them.

When reconnecting the cables, be sure to match the colors to the arrows on the Wi-Fi card.

Step 18

Remove the single 3 mm screw holding the Wi-Fi card in place using a Phillips #0 screwdriver.
Gently lift the Wi-Fi card out of the computer.

Remove the single 3 mm screw holding the Wi-Fi card in place using a Phillips #0 screwdriver.

Gently lift the Wi-Fi card out of the computer.

Step 19

              Motherboard

Using an opening tool, flip up the retaining flap that holds the connector to the thin black ribbon cable at the bottom of the motherboard.
Gently remove the ribbon cable from its connector.
The cable is folded over and connected to itself with an adhesive. Be careful to only pull at the top fold of the cable.

Using an opening tool, flip up the retaining flap that holds the connector to the thin black ribbon cable at the bottom of the motherboard.

Gently remove the ribbon cable from its connector.

The cable is folded over and connected to itself with an adhesive. Be careful to only pull at the top fold of the cable.

Step 20

Remove the three total silver 6 mm screws from the hinges of the screen in the top corners of the device using a Phillips #0 screwdriver.

Remove the three total silver 6 mm screws from the hinges of the screen in the top corners of the device using a Phillips #0 screwdriver.

Step 21

Use an opening tool to flip up the hinges.
You may have to apply some force.

Use an opening tool to flip up the hinges.

You may have to apply some force.

Step 22

Remove the three 3 mm screws holding the motherboard in place using a Phillips #0 screwdriver.

Remove the three 3 mm screws holding the motherboard in place using a Phillips #0 screwdriver.

Step 23

Carefully unplug the black and red wires connected to the upper right corner of the motherboard.
These wires connect to the device’s charging port.

Carefully unplug the black and red wires connected to the upper right corner of the motherboard.

These wires connect to the device’s charging port.

Step 24

Carefully lift the motherboard from the base of the computer and remove it from the laptop.

Carefully lift the motherboard from the base of the computer and remove it from the laptop.

Step 25

              CMOS Battery

Remove the circular CMOS battery on the far left side of the computer by lifting it with your finger or an opening tool.
This is only attached with adhesive, so it does not require extensive force.

Remove the circular CMOS battery on the far left side of the computer by lifting it with your finger or an opening tool.

This is only attached with adhesive, so it does not require extensive force.

Step 26

Unplug the bundled red and black wires connecting the CMOS battery to the side of the device.
Remove the CMOS battery from the laptop.

Unplug the bundled red and black wires connecting the CMOS battery to the side of the device.

Remove the CMOS battery from the laptop.

Step 27

              USB Port Board

Remove the silver 6 mm screw holding the USB and SD card slots in place in the upper left corner of the device using a Phillips #0 screwdriver.
Remove the black 3 mm screw holding the USB and SD card slots in place in the upper left corner of the device using a Phillips #0 screwdriver.
Use an opening tool to pry the port out of the device.

Remove the silver 6 mm screw holding the USB and SD card slots in place in the upper left corner of the device using a Phillips #0 screwdriver.

Remove the black 3 mm screw holding the USB and SD card slots in place in the upper left corner of the device using a Phillips #0 screwdriver.

Use an opening tool to pry the port out of the device.

To reassemble your device, follow these instructions in reverse order.

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                    Kristen Gismondi

Member since: 11/12/2014

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