System Power Sub-system
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
PDB addressing Address0/Address1
Power supply PMBus device address
Revision 1.0
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS
Table 93. PDB addressing
Power Supply Position 1
0/0
B0h
Intel order number G38159-001
Power Supply Position 2
0/1
B2h
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