ThinkPad T420s - Page 97

StepScrew(quantity)Color
Torque
1
M2×3mm,shoulder-sockethead,nylon-coated(1)Silver
0.181Nm
(1.85kgf-cm)
1130Bluetoothdaughtercard(BDC-3.0)
•“1010Batterypack”onpage68
•“1030Solid-statedrive(SSD)orharddiskdrive(HDD)”onpage70
•“1080Keyboard”onpage80
•“1100Palmrestwithfingerprintreader,smartcardreader,andspeaker”onpage84
RemovalstepsofBDC-3.0
1
2
StepScrew(quantity)Color
Torque
1
M2×4mm,flat-head,nylon-coated(1)
Black0.181Nm
(1.85kgf-cm)
Wheninstalling:
Makesurethattheconnectorisattachedfirmly.
1140Bluetooth-wirelessradioswitchFPC
Foraccess,removetheseFRUsinorder:
•“1010Batterypack”onpage68
•“1020SerialUltrabaySlimdeviceortravelbezel”onpage69
•“1030Solid-statedrive(SSD)orharddiskdrive(HDD)”onpage70
•“1040DIMM”onpage72
•“1050PCIExpressMiniCardforwirelessLAN”onpage74
Chapter8.RemovingandreplacingaFRU91