Designator
Silk screen
Component
P66 - P67
P66 - P67
SATA4 - SATA5
SATA Connectors
P70
P70 CPU0 FAN
Primary CPU fan header
P93
P93 FRNTFAN
Front fan header
P94
P94 IOH FAN
IOH fan header
P124
P124 HLCK
Side access panel solenoid lock header
XBT1
XBT1 BAT
Battery holder
XMM1 - XMM6
4-DIMM: XMM1-XMM4, DIMM1-DIMM4
6-DIMM: XMM1-XMM6, DIMM1-DIMM6
Memory slots
XU1
XU1 CPU0
Primary CPU socket
200 Appendix B System board designators
ENWW