Item Name Color Description
READY LED Green ON - normal operation. Storage system is operational.Fast blink -
internal processing. Storage system is operational.Slow blink -
offline download processing completed (maintenance).
LOCATE LED Orange ON - nonfatal error. Storage system can remain operating.
Contact technical support. See Getting Help in the preface of this
manual.
2 ENC IN - Connects the drives to the ENC OUT port in the control chassis,
either directly, or via another drive tray with daisy chained cables.
3 ENC IN LED Green ON - Indicates that the port is connected to an OUT port in the
controller. This can be directly or indirectly, as described above.
4 ENC OUT
connector
- Connects the drives to the ENC IN port in the control chassis, either
directly, or via another drive tray with daisy chained cables.
5 ENC OUT LED Green ON - Indicates that the port is connected to an IN port in the
controller. This can be directly or indirectly, as described above.
6 Console port - RJ-45 connector, not used
7 Power Supply - Converts 200 VAC to the DC voltages used by the drives and the
ENC adapters.
8 RDY (Ready) LED Green OFF - no power is supplied to the system or the power supply has
failed.
ON - The power supply is operating normally.
9 AC IN LED Green ON - AC input is normal.
10 ALM (Alarm) LED Red Power supply has failed. Contact technical support. See Getting
help on page xi in the preface of this manual.
11 AC Socket - For IEC60320-C14 plug, 200 - 240 VAC +8% - 6% 50/60 Hz
DBF drive tray
The illustrations on this page and the next page show the front and rear
panels of the DBF drive tray. The tables following the illustrations describe
the main features of the unit.
Figure 1-10 DBF drive tray
1-10
Introduction
Hitachi Unified Storage VM Block Module Hardware User Guide
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