![](http://pdfasset.owneriq.net/6/f6/6f625eb6-6344-4951-af4f-4acb9513ebb8/6f625eb6-6344-4951-af4f-4acb9513ebb8-bgd9.png)
Upgrades 280/280c Upgrade - 20
• Remove the display
assembly
• Remove the CPU stiffener
• Remove the logic board
Caution:
The display cable
is fragile and should be
handled with care.
Caution:
The PowerBook
Duo contains CMOS devices
that are very susceptible to
ESD damage. Review the ESD
precautions in Bulletins/
Safety.