Dell Inspiron 14 5430 Service Manual page 5

Handling swollen Lithium-ion batteries........................................................................................................................ 76
Locate the Service Tag or Express Service Code of your Dell computer ..............................................76
Dell SupportAssist Pre-boot System Performance Check diagnostics................................................................ 77
Running the SupportAssist Pre-Boot System Performance Check................................................................ 77
Built-in self-test (BIST)....................................................................................................................................................77
M-BIST........................................................................................................................................................................... 77
LCD Power rail test (L-BIST)................................................................................................................................... 78
LCD Built-in Self Test (BIST)................................................................................................................................... 78
System-diagnostic lights................................................................................................................................................. 79
Recovering the operating system................................................................................................................................. 80
Real-Time Clock (RTC Reset)........................................................................................................................................80
Backup media and recovery options..............................................................................................................................81
WiFi power cycle................................................................................................................................................................ 81
Drain residual flea power (perform hard reset).......................................................................................................... 81
Chapter 6: Getting help and contacting Dell................................................................................ 82
Contents 5