Asus ESC500 G3 - Manual (Page 18)

Chapter 1: Product introduction 1-6
1.5 Rear panel features
The rear panel includes a slot for the motherboard rear I/O ports, expansion slots, and a vent
for the system fan.
The PS/2 keyboard / mouse combo port, USB ports, DVI-I port, Audio ports, S/PDIF Out
port, and Gigabit LAN ports do not appear on the rear panel if motherboard is not installed.
Expansion slots
Power supply switch
Power cord connector
PS/2 keyboard / mouse port
USB 2.0 ports
Audio I/O ports
USB 3.0 ports
LAN (RJ-45) port 2
S/PDIF Out
LAN (RJ-45) port 1
DisplayPort
HDMI port
DVI port
USB BIOS Flashback button
USB 2.0 ports