IBM pSeries 670 Service Manual page 38

1 BPA Fan (U1.35-P1-F1)
2 BPA Fan (U1.35-P2-F1)
3 Processor Subsystem Fan 2, (U1.18-F2)
Note: The I/O subsystem fan assemblies are inside the I/O subsystems, positioned from left to right
behind the DASD 4-packs in order of fan assembly 1, fan assembly 2, fan assembly 3, and fan
assembly 4.
18 Eserver pSeries 670 Service Guide
4 Processor Subsystem Fan 1, (U1.18-F1)
5 Processor Subsystem Fan 3, (U1.18-F3)
6 Processor Subsystem Fan 4, (U1.18-F4)