Hp Prodesk 490 G3 System Board Callouts - HP ProDesk 480 G3 MT Maintenance And Service Manual

HP ProDesk 490 G3 system board callouts

Sys Bd Label
PWRCPU
XU1
CPUFAN
XMM4
XMM3
XMM2
XMM1
PB/LED
PWR
COMB
FRONT USB3.0
SD RDR
SATA2
66 Chapter 4 Removal and replacement procedures: Microtower
Color Component
White Processor power
Silver Processor
White Processor fan
White Memory module
(Channel B)
Black Memory module
(Channel A)
White Memory module
(Channel B)
Black Memory module
(Channel A)
Black Power switch
White 24-pin main power
connector
Black Optional serial port
Blue Front I/O
Black SD card reader
Light blue Optional SATA drive
Sys Bd Label Color
PSWD Green
SATA1 Light blue
SATA0 Dark blue
CMOS Yellow
BAT Black
SPKR White
FRONT_AUD Blue
X4PCIEXP White
X1PCIEXP2 Black
X1PCIEXP1 Black
X16PCIEXP White
DISPLAY White
CHFAN2 Red
Component
Clear system passwords
Optical Drive
Hard drive
Reset CMOS
RTC battery
Speaker
Front I/O
Expansion card
Expansion card
Expansion card
Expansion card
Optional DisplayPort
connector
Chassis fan