SXB1_3
SXB1_4
1
JUIDB1
CPU2_PORT2C
CPU2_PORT2A
CPU1_PORT2CCPU1_PORT2A
CPU1_PORT3C
CPU1_PORT3A
SXB1D
SXB1C
SXB1B
SXB2
SXB1A
P2-DIMME1
JPW4
CPU2_PORT3D
CPU2_PORT3C
CPU2_PORT3B
CPU2_PORT3A
A. TPM/Port 80 Header
B. Standby PWR
TPM Header/Port 80
A Trusted Platform Module/Port 80
header is located at JTPM1 to provide
TPM support and Port 80 connection.
Use this header to enhance system
performance and data security. See
the table on the right for pin deni-
tions.
TPM/Port 80 Header
PinDenitions
Pin # Denition Pin # Denition
1 LCLK 2 GND
3 LFRAME# 4 <(KEY)>
5 LRESET# 6 +5V (X)
7 LAD 3 8 LAD 2
9 +3.3V 10 LAD1
11 LAD0 12 GND
13 SMB_CLK4 14 SMB_DAT4
15 +3V_DUAL 16 SERIRQ
17 GND 18 CLKRUN# (X)
19 LPCPD# 20 LDRQ# (X)
A
B
Standby Power Header
The Standby Power header is located
at JSTBY1 on the motherboard. See
the table on the right for pin deni-
tions. (You must also have a cable to
use this feature.)
Standby PWR
PinDenitions
Pin# Denition
1 +5V Standby
2 Ground
3 Wake-up