IBM ThinkPad T20 Hardware Maintenance Manual page 107

Removing and replacing a FRU
Before installing new speaker for T22 and T23 series:
Secure speaker RF bracket ( a ) to the new speaker with
an adhesive tape inside of the bracket.
For T22 series
a
For T23 series
a
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ThinkPad T20, T21, T22 and T23 series