Toshiba PORTEGE M780 Maintenance Manual page 370

4.21 System board
8. Turn up the insulator and connect the speaker cable and microphone cable to the
connector CN6150 and CN6070 on the system board.
NOTE: When installing a new system board, stick new keyboard supports on the system
board according to the model. Refer to the below table for the model and
corresponding key support, and figure for the place.
PORTÉGÉ M780 Maintenance Manual (960-809)
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4 Replacement Procedures
[CONFIDENTIAL]
Rev B
4-61