Toshiba A20-S259 - Satellite - Pentium 4 2.66 GHz Maintenance Manual page 111

Chapter 3
3.1 The Diagnostic Test...................................................................................................... 3-1
3.2 Executing the Diagnostic Test ....................................................................................... 3-3
3.3 Subtest Names............................................................................................................. 3-7
3.4 System Test................................................................................................................. 3-9
3.5 Memory Test............................................................................................................. 3-12
3.6 Keyboard Test........................................................................................................... 3-14
3.7 Display Test............................................................................................................... 3-18
3.8 Floppy Disk Test ....................................................................................................... 3-22
3.9 Printer Test................................................................................................................ 3-24
3.10 Async Test................................................................................................................. 3-26
3.11 Hard Disk Test .......................................................................................................... 3-27
3.12 Real Timer Test.......................................................................................................... 3-30
3.13 NDP Test .................................................................................................................. 3-32
3.14 Expansion Test........................................................................................................... 3-34
3.15 CD-ROM/DVD-ROM Test ...................................................................................... 3-36
3.16 Wireless LAN Test (Agere) ...................................................................................... 3-37
3.17 Wireless LAN Test (Atheros).................................................................................... 3-42
3.18 Sound/LAN/Modem Test .......................................................................................... 3-45
3.19 Error Code and Error Status Names........................................................................... 3-51
3.20 Hard Disk Test Detail Status ...................................................................................... 3-54
3.21 Head Cleaning ........................................................................................................... 3-56
3.21.1 Function Description............................................................................. 3-56
3.21.2 Operations ........................................................................................... 3-56
3.22 Log Utilities................................................................................................................ 3-57
3.22.1 Function Description............................................................................. 3-57
3.22.2 Operations ........................................................................................... 3-57
3.23 Running Test.............................................................................................................. 3-59
3.23.1 Function Description............................................................................. 3-59
Satellite A20 Maintenance Manual (960-444)
Contents
3 Tests and Diagnostics
3-iii