Dell POWERVAULT MD3620I - Manual (Page 20)

18
Getting Started With Your System
Expansion
PowerVault MD1200 series Supports a maximum of 192 hard drives with
any combination of PowerVault MD1200 or
PowerVault MD1220 expansion enclosures.
Support for 192 hard drives is a Premium
Feature and requires activation. The
maximum number of hard drives supported
without using the Premium Feature is 120.
Redundant path connectivity provides
redundant data paths to each hard drive.
Backplane Board
Connectors • 12 or 24 SAS hard-drive connectors
• Two power supply/cooling fan
module connectors
• Two sets of RAID controller module
connectors
• One control panel connector for front LEDs
and enclosure mode switch
Sensors Two temperature sensors
LED Indicators
Front panel • One two-color LED indicator for
system status
• Two single-color LED indicators for power
and enclosure mode
NOTE:
The enclosure mode LED is not
applicable to the PowerVault MD3600i series
storage array.
Hard-drive carrier • One single-color activity LED
• One two-color LED status indicator
per drive
Power supply/cooling fan Three LED status indicators for power supply
status, power supply/fan fault, and AC status