System board callouts
Sys Bd Label Color Component Sys Bd Label Color Component
NTDP1 Black Display connector DIMM1 Black Memory module
NTDP2 Black Display connector WLAN Black WLAN module
XU1 Black Processor socket BAT Black RTC battery
CMOS Yellow Reset CMOS PSWD Black Clear system passwords
SPKR Black Speaker CHFAN Black Fan connector
CPUFAN White Fan connector SSD Black M.2 SSD drive
DIMM3 Black Memory module SATA0 Dark blue Hard drive
44 Chapter 4 Removal and replacement procedures