HP Presario CQ40-300 Replacement Laptop keys, keyboard key

Step 1/3

CHOOSE THE KEYBOARD COLOR

The same type of keyboards were made in different colors (with or without backlit).

Select the right bookmark from the list below.

Other colorSelect

Step 2/3

CHOOSE THE KEYBOARD MODEL WITH THE SAME HINGE UNDER THE KEYS

In many keyboards that look identical from the outside, different types of hinges are used beneath the keys.
For the replacement key to fit, the hinge must be identical to the one in your keyboard.
To select the correct model, compare the empty space on your keyboard with the photos below, or remove the “A” key – under it there is always a medium-sized hinge.
The designations in the “keyboard model” column are our internal references and do not appear on your device.

*In some keyboard models, more hinge types may be used than the three shown in the pictures; some keys may also have metal stabilizers.

Model

Small key

Medium key

Big key

BacklitSelect

Step 2/3

CHOOSE THE KEYBOARD MODEL WITH THE SAME HINGE UNDER THE KEYS

In many keyboards that look identical from the outside, different types of hinges are used beneath the keys.
For the replacement key to fit, the hinge must be identical to the one in your keyboard.
To select the correct model, compare the empty space on your keyboard with the photos below, or remove the “A” key – under it there is always a medium-sized hinge.
The designations in the “keyboard model” column are our internal references and do not appear on your device.

*In some keyboard models, more hinge types may be used than the three shown in the pictures; some keys may also have metal stabilizers.

Model

Small key

Medium key

Big key

HP134

Select

Black glossySelect

Step 2/3

CHOOSE THE KEYBOARD MODEL WITH THE SAME HINGE UNDER THE KEYS

In many keyboards that look identical from the outside, different types of hinges are used beneath the keys.
For the replacement key to fit, the hinge must be identical to the one in your keyboard.
To select the correct model, compare the empty space on your keyboard with the photos below, or remove the “A” key – under it there is always a medium-sized hinge.
The designations in the “keyboard model” column are our internal references and do not appear on your device.

*In some keyboard models, more hinge types may be used than the three shown in the pictures; some keys may also have metal stabilizers.

Model

Small key

Medium key

Big key

HP135

Select

SilverSelect

Step 2/3

CHOOSE THE KEYBOARD MODEL WITH THE SAME HINGE UNDER THE KEYS

In many keyboards that look identical from the outside, different types of hinges are used beneath the keys.
For the replacement key to fit, the hinge must be identical to the one in your keyboard.
To select the correct model, compare the empty space on your keyboard with the photos below, or remove the “A” key – under it there is always a medium-sized hinge.
The designations in the “keyboard model” column are our internal references and do not appear on your device.

*In some keyboard models, more hinge types may be used than the three shown in the pictures; some keys may also have metal stabilizers.

Model

Small key

Medium key

Big key

WhiteSelect

Step 2/3

CHOOSE THE KEYBOARD MODEL WITH THE SAME HINGE UNDER THE KEYS

In many keyboards that look identical from the outside, different types of hinges are used beneath the keys.
For the replacement key to fit, the hinge must be identical to the one in your keyboard.
To select the correct model, compare the empty space on your keyboard with the photos below, or remove the “A” key – under it there is always a medium-sized hinge.
The designations in the “keyboard model” column are our internal references and do not appear on your device.

*In some keyboard models, more hinge types may be used than the three shown in the pictures; some keys may also have metal stabilizers.

Model

Small key

Medium key

Big key

Black mattSelect

Step 2/3

CHOOSE THE KEYBOARD MODEL WITH THE SAME HINGE UNDER THE KEYS

In many keyboards that look identical from the outside, different types of hinges are used beneath the keys.
For the replacement key to fit, the hinge must be identical to the one in your keyboard.
To select the correct model, compare the empty space on your keyboard with the photos below, or remove the “A” key – under it there is always a medium-sized hinge.
The designations in the “keyboard model” column are our internal references and do not appear on your device.

*In some keyboard models, more hinge types may be used than the three shown in the pictures; some keys may also have metal stabilizers.

Model

Small key

Medium key

Big key

I can't find my model, I need help. Select

Diagnostic

In many cases, when you have problems with the keys on your keyboard, our store offers an ecological and economical solution that allows you to repair your keyboard without having to replace it.

In what situations does replacing keys or hinges solve the problem:

If the characters on your keys have worn off, simply replace them with ones in good condition.
If you have lost one or more keys.
If you want to change the layout of your keyboard to a different language.
If your keys have been damaged by a cigarette burn or excessive heat from a hair dryer.
If your pets chew or scratch the keyboard – cats, dogs, or other pets may chew, scratch, or step on the keyboard, causing keycaps to become dislodged or damaged.
If your children pull off keys – young children often find keyboards fascinating and may remove keys out of curiosity or while playing.
If a heavy object has fallen on your keyboard and broken some keys.
If you clean your keyboard too aggressively, accidentally dislodging or breaking the keycaps.
If your keyboard has manufacturing defects – poor-quality keyboards may have weak key mechanisms that fail prematurely.

In what situations replacing keys or hinges does not solve the problem:

If liquid has been spilled on the keyboard, causing multiple keys to stop working.
If certain keys no longer respond – in this case, try cleaning the area beneath the key to ensure there is no debris blocking the electronic contact.
If the metal hooks holding the hinge in the keyboard are broken.

GSPR

The manufacturer's details of all products available in this online store.

Klawiszedolaptopa.pl Krzysztof Milek
Gogolińska 4E
47-100 Strzelce Opolskie
Polska
biuro@klawiszedolaptopa.pl

The person responsible for all products in this online store.

Klawiszedolaptopa.pl Krzysztof Milek
Gogolińska 4E
47-100 Strzelce Opolskie
Polska
biuro@klawiszedolaptopa.pl

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Replacement laptop keys for HP Presario CQ40-300 are a useful solution when a missing laptop key has affected typing comfort but the rest of the keyboard is still working properly. This kind of single replacement key is well suited to keyboard key replacement when the goal is to repair one key without disturbing the rest of the keyboard. It is a practical way to solve everyday wear, light impact, or accidental damage while keeping the keyboard neat and consistent for daily use.

Even within the same HP Presario CQ40-300 family, manufacturers may use more than one hinge style under the key, so visual matching is important. A quick visual check is important, so compare the photos and make sure the correct hinge type aligns with the key already on your keyboard. If the damage is isolated to one key, many buyers find there is no need to replace the whole keyboard to get back to regular use. Compare the photos and pick the matching key.