Dell Precision 7550 Service Manual page 5

Installing the system board...........................................................................................................................................64
Grafická karta.......................................................................................................................................................................67
Demontáž grafickej karty..............................................................................................................................................67
Montáž grafickej karty.................................................................................................................................................. 68
Reproduktor......................................................................................................................................................................... 68
Removing the speaker.................................................................................................................................................. 68
Installing the speaker.....................................................................................................................................................69
Stredný kryt.......................................................................................................................................................................... 71
Removing the middle cap.............................................................................................................................................. 71
Installing the middle cap................................................................................................................................................72
Zostava displeja....................................................................................................................................................................73
Removing the display assembly................................................................................................................................... 73
Installing the display assembly......................................................................................................................................75
Opierka dlaní......................................................................................................................................................................... 78
Removing the palmrest................................................................................................................................................. 78
Installing the palmrest................................................................................................................................................... 79
Rám displeja......................................................................................................................................................................... 80
Removing the display bezel (non-touch)................................................................................................................... 80
Installing the display bezel (non-touch).......................................................................................................................81
Panel displeja........................................................................................................................................................................ 83
Removing the display panel (non-touch)................................................................................................................... 83
Installing the display panel (non-touch)......................................................................................................................85
Závesy displeja..................................................................................................................................................................... 86
Removing the display hinge..........................................................................................................................................86
Installing the display hinge (non-touch)......................................................................................................................87
Kamera..................................................................................................................................................................................89
Removing the camera (non-touch)............................................................................................................................ 89
Installing the camera..................................................................................................................................................... 90
Doska snímača priblíženia....................................................................................................................................................91
Demontáž dosky snímača priblíženia........................................................................................................................... 91
Montáž dosky snímača priblíženia............................................................................................................................... 92
Video kábel........................................................................................................................................................................... 92
Removing the display cable.......................................................................................................................................... 92
Installing the display cable............................................................................................................................................ 94
Display back cover...............................................................................................................................................................95
Replacing the display cable.......................................................................................................................................... 95
4 Riešenie problémov.................................................................................................................... 97
Diagnostický nástroj Dell SupportAssist Pre-boot System Performance Check........................................................ 97
Spustenie nástroja SupportAssist Pre-Boot System Performance Check............................................................ 97
Integrovaný automatický test systémovej dosky (M-BIST).......................................................................................... 98
Integrovaný automatický test napájacieho obvodu zobrazovacieho panela (L-BIST)............................................... 98
Integrovaný autodiagnostický test zobrazovacieho panela (LCD BIST)......................................................................99
System diagnostic lights.....................................................................................................................................................99
Cyklus napájania Wi-Fi........................................................................................................................................................101
5 Získanie pomoci........................................................................................................................ 102
Kontaktovanie spoločnosti Dell........................................................................................................................................ 102
Contents 5