Pci Express* ( X16) - Intel Core 2 Duo User Manual

H a r dw a r e Re fe r e n ce —I n t e l
int o t he socket , t urn t he screw 180 degrees clock- wise t o secure t he CPU in t he socket .
Not e t hat t he slot on t he screw aligns wit h t he lock and unlock legend on t he case of
t he CPU socket .
Ca ut ion: Please refer t o t he CPU inst allat ion inst ruct ion in Appendix A prior t o insert ing t he CPU
as t he CPU and socket can be easily dam aged.
4 .6 .2 .2 PCI Ex pr e ss* ( x 1 6 )
The plat form has one x16 lane PCI Express* Graphics slot and support s eit her x1 or
x16 m odes. The slot is wired " lane reversed" which connect s t he I nt el
Express Chipset lanes 0 t hrough 15 t o lanes 15 t hrough 0 on t he slot . The I nt el
945GME Express Chipset will int ernally un- reverse t his wiring since it s CFG9 power- on
st rap is t ied low.
Ta ble 1 2 . PCI Ex pr e ss* ( x 1 6 ) Pin ou t ( J6 C1 ) ( Sh e e t 1 of 3 )
Pin
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
A28
A29
May 2007
Order Num ber: 317443- 001US
®
9 4 5 GM E Ex pr e ss Ch ipse t
D e scr ipt ion Pin
PRSNT1# B1
+ 12 V B2
+ 12 V B3
GND B4
( JTAG) TCK B5
( JTAG) TDI B6
( JTAG) TDO B7
( JTAG) TMS B8
+ 3.3 V B9
+ 3.3 V B10
PERST# B11
GND B12
REFCLK+ B13
REFCLK- B14
GND B15
LANE 0 ( R+ ) B16
LANE 0 ( R- ) B17
GND B18
RSVD B19
GND B20
LANE 1 ( R+ ) B21
LANE 1 ( R- ) B22
GND B23
GND B24
LANE 2 ( R+ ) B25
LANE 2 ( R- ) B26
GND B27
GND B28
LANE 3 ( R+ ) B29
®
I nt el Core
D e scr ipt ion
+ 12 V
+ 12 V
+ 12 V
GND
SMCLK
SMDAT
GND
+ 3.3 V
( JTAG) TRST#
+ 3.3 VAUX
WAKE#
RSVD
GND
LANE 0 ( T+ )
LANE 0 ( T- )
GND
PRSNT2*
GND
LANE 1 ( T+ )
LANE 1 ( T- )
GND
GND
LANE 2 ( T+ )
LANE 2 ( T- )
GND
GND
LANE 3 ( T+ )
LANE 3 ( T- )
GND
TM
2 Duo processor wit h t he Mobile I nt el
®
945GME
®
®
945GME Express Chipset
Manual
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