Power Sub-System - Hitachi Advanced Server DS120 Hardware Manual

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A
S
BOUT THE
YSTEM

Power Sub-System

Figure 6. PSU to Mainboard Module Description
A single power supply unit (default) is supplied in the system. A secondary PSU is available
for redundancy functionality.
Table 7: AC Power Supply Units by Model
2 x 500W and 800W Titanium/Platinum
high efficiency redundant PSU
Table 8: DC Power Supply Units by Model
2 x 1100W high efficiency redundant DC PSU
Table 9: Power Supply Unit LED
PSU LED C
Amber On
Green On
Green Blinking at 0.5Hz
Green Blinking at 2Hz
PSU
PSU
OLOR
PSU LED
PSU
100-240VAC 50/60Hz, AC/HVDC support
DC -39 - -72V, 37A max.
PSU cold redundancy standby
S
R
YSTEM
AC I
NPUT
DC I
NPUT
D
ESCRIPTION
PSU failure
PSU good
PSU standby
V
EAR
IEW
9

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