602 B
602 B
Lenovo T4xx series disassembly instructions
A skilled engineer takes around 40 minutes to disassemble, flash and reassemble the whole device.
Steps to access the flash IC
- Unplug the main battery
- Remove the harddisk, CDROM, ExpressCard, SIM-card, SDcard, SmartCard, ...
- Open the bottom flap and remove the keyboard screw
- Remove the keyboard
- Remove the screen
- Remove the top enclosure
- Remove the CMOS battery
- Remove the speakers
- Remove WWAN and WIFI card
- Remove the CPU fan
- Unplug the power cable
- Remove the bottom enclosure
- Flip the mainboard and remove the main frame