HP ProDesk 405 G2 system board callouts
Sys Bd Label Sys Bd
Connector
Color Component Sys Bd Label Sys Bd
Connector
Color Component
CMOS CMOS button Yellow Reset CMOS PB/LED Front I/O Black Front I/O/power
switch
CPUFAN Processor fan
connector
White Processor fan COMB Serial Port Black Optional second
serial port
PWR Power
connector
White 24-pin main
power connector
SPKR Speaker
connector
White Speaker
DIMM1 DIMM1
(Channel A)
Black Memory module FRONT Front I/O Blue Front I/O/power
switch
DIMM2 DIMM2
(Channel B)
White Memory module X1PCIEXP3 PCI Express x1 Black Expansion card
PSWD Password
jumper
Green Clear system
passwords
X1PCIEXP2 PCI Express x1 Black Expansion card
SATA0 SATA 3.0 Dark
blue
Hard drive X1PCIEXP1 PCI Express x1 Black Expansion card
SATA1 SATA 3.0 Light
blue
Optical Drive X16PCIEXP PCI Express
x16
White Expansion card
60 Chapter 5 Removal and replacement procedures: Microtower