Arkon AIMB-256 user manual Central Processing Unit CPU, SPDIFOUT2

Table 1.4: Internal Connector

JLVDS1	LVDS connector	HIROSE DF13S-40DP-	27
		1.25 V
JBKL1	LCD Inverter connector	5 x 1 header,	28
		pitch 2.00 mm
JDIO1	Digital I/O connector	5 x 2 header,	28
		pitch 2.00 mm
JSPI1	SPI connector	4 x 2 header,	29
		pitch 2.5 4mm
SPDIF_OUT2	Digital Audio connector	4 x 1 header,	29
		pitch 2.54 mm
SATA1,2,3	Serial ATA connectors 1,2,3	7-pin header	30
	[black]
USB3	USB 2.0 connector	5 x 2 header,	30
		pitch 2.54 mm
USB4	USB 2.0 connector	5 x 2 header,	30
		pitch 2.54 mm
USB5	USB 2.0 connector	5 x 2 header,	30
		pitch 2.54 mm

1.4Central Processing Unit (CPU)

The motherboard comes with a surface mount 478-pin socket designed for the Intel® 479P Core Duo / Core Solo / Core 2 Duo CPU with 65nm process.

Take note of the marked corner (with gold	Gold Mark
triangle) on the CPU. This mark should
match a specific corner on the socket to
ensure correct installation.

Note! ! Make sure the AC power is off before you install the CPU.

!If installing a dual-core CPU, connect the CPU fan cable to the CPU_FAN1 connector to ensure system stability.

AIMB-256 User Manual 6