Nokia NSB-9 Service Manual page 170

NSB-9
Disassembly and Assembly Instructions
Protect LCD to avoid dust and scratches.
Open the Flip Cover.
Function Keys are attached with four snaps to A-
cover. Use SRT-6 to release the snaps. Take care not to
damage the spring contacts.
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Keymat drops out when turning A-Cover.
Separate A-Cover from Flip Cover as shown in the pic-
ture. Note the right position of the Flip Hinges on
reassembly.
Remove Function Keys if needed. Use always new keys
in reassembly!
Nokia Corporation.
CCS Technical Documentation
Issue 1 04/03