Intel MPRTM0020 User Manual
22
Intel NetStructure
®
MPRTM0020 Technical Product Specification
– April 2006
Module Components
Figure 12.
P30 Connector
Table 7.
P30 Connector Pinout
Pin
Signal
Pin
Signal
A1 (L)
Logic_GND
A2 (L)
Shelf_GND
B1 (L)
Logic_GND
B2 (L)
+3.3V_MP
C1 (M)
IPMI_Sclk
C2 (M)
IPMI_Sdata
D1 (S
+12V
D2 (S)
+12V
E1 (S)
PS1#
E2 (S)
ENABLE#
Table 8.
P30 Signal Descriptions
Pin
Signal
Comments
A1
Logic_GND
Logic ground connection (long contact); provides return path for power and signal
connections.
connections.
A2
Shelf_GND
Shelf ground connection (long contact); provides safety ground contact between
SBC and RTM.
SBC and RTM.
B1
Logic_GND
Logic ground connection (long contact); see above.
B2
+3.3V_MP
Management power (long contact); provides up to 100mA to power management
system on RTM. Used exclusively for management power.
system on RTM. Used exclusively for management power.
C1
IPMI_Sclk
IPMB/I
2
C clock signal (medium contact)
C2
IPMI_Sdata
IPMB/ I
2
C data signal (medium contact); This signal is connected to the on board
ADM1026 for temperature and voltage monitoring on the RTM.
D1
12V
12V RTM payload power (short contact); provides up to 420mA to power active
devices (other than management system) on RTM. See additional requirements
below.
devices (other than management system) on RTM. See additional requirements
below.
D2
12V
E1
PS1#
Presence Signal, active low (short contact); the RTM connects this signal to
Logic_GND through a 100 Ohm resistor (to facilitate manufacturing test). The Front
Board reads this signal to understand if an RTM is fully inserted.
Logic_GND through a 100 Ohm resistor (to facilitate manufacturing test). The Front
Board reads this signal to understand if an RTM is fully inserted.
E2
ENABLE#
Module enable signal, active low (short contact); the Front Board sets this signal high
to reset the RMC/RMD.
to reset the RMC/RMD.