Toshiba Satellite P300 Maintenance Manual page 242

Board Layout
B.2 MMB board
(03)
Location
(01) J1
(02) U1
(03) D1
(04) D2
(05) D3
(06) D4
(07) D5
(08) D6
Satellite P300 and Satellite Pro P300 Maintenance Manual(960-Q08)
(01) (02)
(04) (05)
Figure B-3 MMB board layout
Table B-2 MMB board IC and connectors
Function
Connect to M/B connector
Sensor IC Quantum QT1081
Music Mute Button
Media Player Button
Music Play / Pause Button
Music Stop Button
Music Backward
Music Forward
(06) (07)
(back)
(08)
B-5