820-1694-A 820-1699-A 922-7187 Board, Left I-O - 15inch Macbook Pro Core Duo NB-4435W
This is the board for the 15-inch MacBook Pro which has the MagSafe connector, Sound ports, USB, and the ExpressCard connector.
Apple part number: 922-7187, 820-1994-A 820-1699-A
Compatible models: PreUnibody-A1150, PreUnibody-A1150, PreUnibody-A1150-Glossy, MA463LL/A, MA464LL/A, MA600LL/A, MA601LL/A, 820-1994-A 820-1699-A
Compatible Mac info. : 1.83GHz Core Duo 15-inch 2GHz Core Duo 15-inch 2GHz- 2.16 Core Duo 15-inch Macbook Pro 820-1994-A 820-1699-A
922-7187 Board, Left I-O - 15inch Macbook Pro Core Duo 8201994A 8201699A