Dell Inspiron 15-7557 - Page 6

Removing the I/O board.......................................................... 52
Prerequisites.....................................................................................................52
Procedure.........................................................................................................52
Replacing the I/O board...........................................................54
Procedure........................................................................................................ 54
Post-requisites.................................................................................................54
Removing the system board....................................................55
Prerequisites.....................................................................................................55
Procedure.........................................................................................................55
Replacing the system board....................................................59
Procedure........................................................................................................ 59
Post-requisites.................................................................................................59
Entering the Service Tag in the BIOS setup program.................................... 60
Removing the heat sink............................................................61
Prerequisites.....................................................................................................61
Procedure.........................................................................................................61
Replacing the heat sink............................................................63
Procedure........................................................................................................ 63
Post-requisites.................................................................................................63
Removing the speakers............................................................64
Prerequisites.................................................................................................... 64
Procedure........................................................................................................ 64
Replacing the speakers............................................................ 66
Procedure........................................................................................................ 66
Post-requisites.................................................................................................66
6