System board callouts
Item
Sys Bd Label
Component
Item
Sys Bd Label
Component
1
XU1
Processor socket
10
BAT
RTC battery
2
CFAN2
Fan sink
11
HDD1
Hard drive
3
ATX1
Power supply, 4 pin
12
ODD1
Optical drive
4
DIMM1
Memory module
13
ATX2
Power supply
5
DIMM2
Memory module
14
ATX1
Power supply, 7 pin
6
SSD
Solid-state drive (M.2)
15
SATA_POWER
Drive power
7
PRB1
Power button
16
PCIEX1
Expansion card
8
WLAN1
WLAN (M.2)
17
PCIEX16
Expansion card
9
PSWD
SW_CMOS
CMOS/password reset
38
Chapter 4 Removal and replacement procedures