Technical Product Specification

Hot-swap Hard Disk Drive Bays Intel® Server Chassis SC5600
Revision 1.1
Intel order number E39532-004
50
7. 3.3V_PWOK
8. 5V_PWOK
9. –12V_PWOK
5.3.6 Mean Time Between Failures (MTBF)
The power supply shall have a minimum MTBF at continuous operation of 100,000 hours at
75% load and 40° C, as calculated by Bell core RPP, or 250,000 hours demonstrated at 75%
load and 40° C.
5.3.7 PMBus-Compliant
The 750-W power supplies are PMBus-compliant and implement the specification based on the
PMBus specification parts I and II, revision 1.2.
The 750-W power supplies are also compatible with both SMBus 2.0 “high power” specification
for I
2
C V
dd
based power and drive (for V
dd
= 3.3 V). This bus operates at 3.3 V. The SMBus pull-
ups are located on the server board.
6. Hot-swap Hard Disk Drive Bays
The chassis can support either an Active SAS/SATA or a Passive SAS/SATA backplane. The
backplanes provide the platform support for hot-swap SAS or SATA hard drives.