Lenovo ThinkPad S431 - Hardware Maintenance Manual

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Table of Contents3
Abo"" "His Man"Al5
Chap"Er 1. Safe"Y Informa"Ion7
General Safe"Y7
Elec"Rical Safe"Y8
Safe"Y Inspec"Ion G"Ide9
Handling Devices "Ha" Are Sensi"Ive "O Elec"Ros"A"IC Discharge9
Gro"Nding Req"Iremen"S10
Safe"Y No"Ices (M"L"Iling"Al "Ransla"Ions)10
Chap"Er 2. Impor"An" Service Informa"Ion27
S"Ra"Egy for Replacing Frus27
Prod"C" Deini"Ion28
S"Ra"Egy for Replacing Frus for CTO, CMV, and GAV28
How "O "Se Error Message28
Impor"An" No"Ice for Replacing a Sys"Em Board28
S"Ra"Egy for Replacing a Hard Disk Drive28
FRU Iden"Iica"Ion29
Chap"Er 3. General Checko31
Wha" "O Do Irs31
Checko"" G"Ide32
Lenovo Sol""Ion Cen"Er32
Q"Ick "Es" Programs32
UEFI Diagnos"IC Program33
Boo"Able Diagnos"IC Programs33
Power Sys"Em Checko34
Checking "He Ac Power Adap"Er34
Checking "He Back"P Ba""Ery35
Checking "He Ba""Ery Pack35
Checking Opera"Ional Charging35
Res"Oring "He Fac"Ory Con"En"S by "Sing "He Recovery Disc Se37
Chap"Er 4. Rela"Ed Service Informa"Ion37
Recovery Overview for "He Windows 8 Opera"Ing Sys"Em38
Refreshing Yo"R Comp""Er38
Rese""Ing Yo"R Comp""Er "O "He Fac"Ory Defa"L" Se""Ings38
Using "He Advanced S"Ar""P Op"Ions39
Recovering Yo"R Comp""Er from "He Windows Recovery Environmen39
Crea"Ing and "Sing Recovery Media39
Passwords40
S"Pervisor Password41
How "O Remove "He Power-On Password41
Hard Disk Password41
Power-On Password41
How "O Remove "He Hard Disk Password42
Power Managemen42
Screen Blank Mode42
Opera"Ing Sys"Em Only)42
Sleep Mode42
Hiberna"Ion Mode43
Symp"Om-"O-FRU Index43
N"Meric Error Codes44
Error Messages44
No-Beep Symp"Oms45
Beep Symp"Oms45
Unde"Ermined Problems46
In"Ermi""En" Problems46
LCD-Rela"Ed Symp"Oms46
Chap"Er 5. S"A""S Indica"Ors49
Chap"Er 6. Special Keys51
Chap"Er 7. Loca"Ions53
Loca"Ing Comp""Er Con"Rols, Connec"Ors, and Indica"Ors53
Fron" View53
Rear View54
Bo""Om View54
Loca"Ing Frus and Crus54
Major Frus and Crus56
LCD Frus and Crus58
Miscellaneo"S Par"S and O"Her Frus59
Looking "P FRU Informa"Ion59
Chap"Er 8. FRU Replacemen" No"Ices61
Screw No"Ices61
Re"Aining Serial N"Mbers62
Res"Oring "He Serial N"Mber of "He Sys"Em "Ni62
Re"Aining "He UUID63
Reading or Wri"Ing "He ECA Informa"Ion63
Chap"Er 9. Removing or Replacing a FRU65
Before Servicing "He Comp""Er66
Disabling "He B"Il"-In Ba""Ery66
1010 Lenovo Onelink Connec"Or Cover66
1020 Base Cover Assembly67
1030 Ba""Ery Pack68
1040 Hard Disk Drive or Solid-S"A"E Drive Assembly69
M2 × 4 MM, Wafer-Head, Nylon-Coa"Ed70
S"Ep Screw (Q"An"I"Y)70
1050 Memory Mod"Le71
For Access, Remove "His FRU: 1020 Base Cover Assembly71
Color Torq"E71
1060 PCI Express Mini Card for Wireless LAN72
1070 Back"P Ba""Ery73
1080 Thermal Fan Assembly74
1090 Fingerprin" Reade76
1100 Media Card Reader77
1110 Hall Sensor79
1120 M.2 Solid S"A"E Drive79
1130 Sys"Em Board Assembly81
1140 Msata "Ransfer S"B Card84
1150 Speaker Assembly85
1160 Thermal Sensor86
1170 A"Dio, HDMI, and USB S"B Card88
1180 Keyboard and Keyboard Bezel91
2010 LCD "Ni92
2020 LCD Bezel Assembly94
2030 LCD Panel94
2040 LCD Hinge Cap96
2050 Hinges96
2060 In"Egra"Ed Camera and Microphone Assembly98
2070 Wireless An"Enna Assembly, LCD Cable, and LCD Rear Cover Assembly99
Appendix A. No"Ices103
Elec"Ronic Emissions No"Ices104
Trademarks104

Lenovo ThinkPad S431 - Hardware Maintenance Manual

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