The ThinkPad 25 has two memory card slots which can be changed.
The laptop has a built-in 16GB memory bank. The user can also add a 16GB memory bank.
The Wi-Fi and 4G network module can be seen at the top left corner.
The Wi-Fi and Bluetooth two-in-one module are called 8265NGW from Intel.
The 4G surfing model number is EM7455 which supports LTE B1-B5, B7, B12, B13, B17, B20, B25, B26, B29, B30, B41. It also supports UMTS/HSPA+ B1, B2, B3, B4, B5 and B6.
It is 4G network card’s back part.
The laptop has regular wire layout besides two sides of the speaker module.
It has small loudspeaker module.
Now, we are ready to disassemble heat dissipation module.
After removing the screws, the whole heat dissipation module can be easily disassembled.
There are two thick copper pipes which can help heat dissipation of CPU and GPU. The effect of heat dissipation would be better if the copper pipes were shorter.
The vent slice has moderate thickness.
Remove the keyboard, and the motherboard can be disassembled. Next, remove the cover on the functional keys at the top left corner.
Then, the whole keyboard can be removed. The surface of the touchpad uses glass material.
Push the keyboard upwards to remove all fixed buckles.
Disconnect two wire ribbons, the little red circle, and three mice keys.
Keyboard
The keys to turning the laptop on are separated.
Teardown
