ThinkPad T420s - Page 113

RemovalstepsofLEDsubcard
2
3
1
StepScrew(quantity)Color
Torque
2
M2×3mm,small-head,nylon-coated(1)Silver
0.181Nm
(1.85kgf-cm)
Wheninstalling:
Makesurethattheconnectorisattachedfirmly.
2050LCDcable
Foraccess,removetheseFRUsinorder:
•“1010Batterypack”onpage68
•“1020SerialUltrabaySlimdeviceortravelbezel”onpage69
•“1030Solid-statedrive(SSD)orharddiskdrive(HDD)”onpage70
•“1040DIMM”onpage72
•“1050PCIExpressMiniCardforwirelessLAN”onpage74
•“1060PCIExpressMiniCardforwirelessWAN”onpage77
•“10704–in–1mediacardreader”onpage79
•“1080Keyboard”onpage80
•“1100Palmrestwithfingerprintreader,smartcardreader,andspeaker”onpage84
•“1110LCDunit”onpage88
•“1120DC-insubcard”onpage90
•“1140Bluetooth-wirelessradioswitchFPC”onpage91
•“1150Systemboard,fanassembly,34-mmExpressCardreader,andbasecover”onpage93
Chapter8.RemovingandreplacingaFRU107