Owners Manual

Table 5. Back Panel Ports(continued)
Back-Panel Ports Connectors (per Storage Controllers)
Serial connector Used for initial configuration and support only functions
Table 6. LEDs
LED Indicators
Front panel
• One two-color LED indicator for system status.
• One single-color LED indicator for power status.
• Two-digit, seven-segment display indicating the storage system ID number
• ID button with a single-color LED indicating startup and pressed states
Hard drive carrier
• One single-color activity LED
• One single-color LED status indicator per drive
Storage controller module
• Two single-color LEDs per Ethernet port indicating activity and link speed
• Four dual-color LEDs per SAS connector indicating port activity and status
• One single-color LED indicating status
• One single-color LED indicating fault
• One single-color LED for identification
• Eight single-color LED for diagnostics
Power supply/cooling fan Four LED status indicators for Power Supply Status, AC Fail status, DC Fail status, and Fan Fail status
Table 7. Power Supplies
Power Supplies
AC power supply (per power supply)
Wattage 580 W (maximum wattage: 584 W)
Voltage 100–240 VAC (7.6 A–3.0 A)
Heat dissipation 65 W at 230 VAC and 99 W at 115 VAC
Maximum inrush current Under typical line conditions and over the entire system ambient operating range, the inrush current
may reach 45 A per power supply for 40 ms or less
Table 8. Hard Drive Power
Available Hard Drive Power (per Slot)
Supported hard drive power
consumption (continuous)
Up to 1.2 A at +5 V
Up to 0.5 A at +12 V
Table 9. Physical Dimensions
Physical
Height 8.79 cm (3.46 in.)
Width 48.2 cm (18.98 in.)
Depth 54.68 cm (21.53 in.)
Weight (maximum
configuration)
24 kg (53 lb)
Weight without drives 19 kg (41 lb)
26 SC4020 Storage System Technical Specifications