System Components
3–9
Hitachi VSP User and Reference Guide
Flash box
A flash box is a 2U high chassis that contains up to 12 flash modules, two
redundant power supplies, and two redundant ENC adapters.
Figure 3-7 Flash Box
Item Description Item Description
Ite
m
Description
Flash module Active LED
- lights when flash
module is activated.
- Blinks at drive access
Flash module Alarm LED
- lights when flash
module has an error and
should be replaced
SAS / ENC Module Power
LED
SAS / ENC Module Alarm
LED - indicates fatal
error condition
SAS / ENC standard IN
connector
SAS / ENC high
performance IN connector
ENC adapter - connects
the flash modules to the
BEDs in the controller via
ENC cables.
SAS / ENC standard OUT
connector
SAS / ENC high
performance OUT
connector
Power cord receptacle Power Supply - 220 VAC
input, draws
approximately 265 watts
Power Supply Ready 1 LED
- lights when 12 VDC power
#1 is ready.
Power Supply Ready 2
LED - lights when 12 VDC
power #2 is ready.
Power Supply alarm LED
- lights when power
supply has an error.