Maintenance Manual

viii Satellite P20-25 Series Maintenance Manual
Chapter 3 Tests and Diagnostics
3.1 The Diagnostic Test ................................................................................................... 3-1
3.2 Executing the Diagnostic Test ................................................................................... 3-2
3.3 Config Check Test ..................................................................................................... 3-6
3.4 DMI Check Test......................................................................................................... 3-7
3.5 PIO Loopback Test .................................................................................................... 3-8
3.6 IEEE 1394 Test .......................................................................................................... 3-9
3.7 Speaker Audio Test.................................................................................................. 3-10
3.8 Fan ON/OFF Test .................................................................................................... 3-11
3.9 Main Battery Charge Test........................................................................................ 3-12
3.10 FDD Test.................................................................................................................. 3-13
3.11 CD-ROM Test.......................................................................................................... 3-14
3.12 Keyboard Test.......................................................................................................... 3-15
3.13 Mouse (Pad) Test ..................................................................................................... 3-18
3.14 LCD Pixels Mode Test............................................................................................. 3-20
3.15 Lid Switch Test ........................................................................................................ 3-21
3.16 HDD R/W Test ........................................................................................................ 3-22
3.17 LAN Test ................................................................................................................. 3-24
3.18 RTC Test.................................................................................................................. 3-26
3.19 CD Control Button Test ........................................................................................... 3-27