Lenovo IdeaPad 4G User Manual

Hardware Maintenance Manual
IdeaPad 4G (14″, 05), IdeaPad 5G (14″, 05), IdeaPad 14m 4G 2021,
IdeaPad 14m 5G 2021, IdeaPad 14m 4G 2021 DM and IdeaPad 14m
5G 2021 DM

Lenovo IdeaPad 4G Specifications

General

Brand	Lenovo
Model	IdeaPad 4G
Category	Laptop
Language	English

Summary

Chapter 1. Safety information

General safety

Rules for ensuring general safety during maintenance.

Electrical safety

Rules for working on electrical equipment.

Chapter 2. General checkout

Chapter 3. Identifying FRUs (CRUs)

Chapter 4. Removing a FRU or CRU

Remove the SIM card tray

Steps to eject and slide out the SIM card tray.

Remove the lower case

Steps to remove the lower case after removing screws.

Remove the battery pack

Steps to disconnect battery pack cable and remove it.

Remove the speakers

Steps to disconnect speaker cables and remove speakers.

Remove the thermal module

Steps to disconnect battery cable and remove thermal module.

Remove the solid-state drive (SSD) module

Steps to disconnect battery cable and remove SSD module.

Remove the USB board

Steps to disconnect battery cable, open hinge, and remove USB board.

Remove the antenna bracket

Steps to disconnect battery cable, release antenna cables, and remove bracket.

Remove the rubber foot

Steps to disconnect battery cable and release antenna cables to remove rubber foot.

Remove the 5G module

Remove the system board

Remove the USB board cable

Remove the function board cable (left)

Remove the function board cable (right)

Remove the LCD module

Remove the upper case (with keyboard and touchpad)

Disassemble the LCD module