Technical Product Specification

System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS
Revision 1.2 Intel order number G38159-002
77
2.4.6 PMBus
The PDB has no components on it to support PMBus. It only needs to connect the power
supply PMBus signals (clock, data, SMBAlert#) and pass them to the 1x5 signal connector.
2.4.6.1 Addressing
The PDB address the power supply as follows on the PDB.
0 = open, 1 = grounded
Table 93. PDB addressing
Power Supply Position 1
Power Supply Position 2
PDB addressing Address0/Address1
0/0
0/1
Power supply PMBus device address
B0h
B2h