Asus M5A78L User Manual

5. System panel connector (20-8 pin PANEL)
This connector supports several chassis-mounted functions.
• System power LED (2-pin PLED)
This 2-pin connector is for the system power LED. Connect the chassis power LED
cable to this connector. The system power LED lights up when you turn on the system
power, and blinks when the system is in sleep mode.
• Hard disk drive activity LED (2-pin IDE_LED)
This 2-pin connector is for the HDD Activity LED. Connect the HDD Activity LED cable
to this connector. The IDE LED lights up or ashes when data is read from or written to
the HDD.
• System warning speaker (4-pin SPEAKER)
This 4-pin connector is for the chassis-mounted system warning speaker. The speaker
allows you to hear system beeps and warnings.
• ATX power button/soft-off button (2-pin PWRSW)
This connector is for the system power button.
• Reset button (2-pin RESET)
This 2-pin connector is for the chassis-mounted reset button for system reboot without
turning off the system power.
PIN 1
* Requires an ATX power supply
PLED SPEAKER
PLED+ PLED- +5V Ground Ground Speaker
IDE_LED+
IDE_LED-
PWR
Ground
Reset
Ground
PANEL
IDE_LED PWRSW RESET
M5A78L Series
M5A78L Series System panel connector
Chapter 1: Product introduction1-26

Asus M5A78L Specifications

General

Memory channels	Dual-channel
Number of memory slots	4
Maximum internal memory	16 GB
Supported memory clock speeds	1066, 1333, 1600, 1800, 1866, 2000 MHz
Processor socket	Socket AM3
Processor manufacturer	AMD
Compatible processor series	AMD Phenom II X2, AMD Phenom II X4, AMD Phenom II X6
USB 2.0 connectors	3
S/PDIF out connector	Yes
Number of SATA II connectors	6
PS/2 ports quantity	2
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Firewire (IEEE 1394) ports	0
Audio chip	Realtek ALC887
Component for	PC
Motherboard chipset	AMD 760G
Audio output channels	7.1 channels
Motherboard form factor	ATX
Motherboard southbridge	AMD SB710
Compatible operating systems	-
On-board graphics card	No
Parallel processing technology support	Not supported
RAID levels	0, 1, 10, JBOD
Trial software	Antivirus
Bundled software	ASUS PC Probe II ASUS Update
LAN controller	Realtek RTL8111E
Ethernet interface type	Gigabit Ethernet
BIOS type	AMI
ACPI version	2.0a
BIOS memory size	16 Mbit

Weight and Dimensions

Depth	203 mm
Width	305 mm