Sharp C6400U Service Manual page 35

2. Removing of Speaker (L/R) and KEY Unit.
1. Disconnect the SP wire.
2. Remove the 2 lock screws
3. Disconnect the RC wire.
4. Detach the KEY Unit Ass'y
5. Disconnect the KM wire.
6. Remove the 2 lock screws
7. Detach the KEY Unit from Key Button
8. Remove the 4 Hooks and detach the 2 Bottom Cover
LC-52/60/70LE640U/C6400U,LC-80LE633U/844U (1st Edition)
and detach the Speaker (L) , Speaker (R)
.
and detach the Key Button from Key Button Cover
.
.
.
.
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