Introduction
15
1.5.8 Interfaces
1.5.9 FC-FFX2 FC-AL LRC I/O Module Specification
Drive support
See drive carrier specification
Attachment
• 1 FC-FFX2 dual loop of 16 drives
Passive Backplane with 2 Loop Resiliency Circuit (LRC) I/O Module.
SFP HSSDC-2 cables
Maximum external cable length: 10m
SFP optical cables
Maximum daisy chain cable length:
see
SFP manufacturer’s specification.
Expansion
SFP
Cable length: as above
LRC-FFX2
Speed 2Gb
• Creates connections to a single loop of 16 drives.
• 1 external port, SFP/GBIC connectors
• 2 host SFP/GBIC ports, hubbed together
Mounting
Rear, single bays 3 and/or 4 (see
Figure 1–3
)
Connectors
• 2 x SFP module LC optical, max. cable length 500m, or,
• Copper HSSDC-2 connector, max. cable length 10m.
• 1 x RS232, 6 pin Mini-DIN (factory use only)
Battery Backup
3800mAH NiMH battery, Hold up time for RAID cache:
– 512Mb: 72 hours (worse case)
– 256Mb: 129 hours (worse case)
LED Functions
• Drive Loop Signal Good
Green
• Host Port 0 Signal Good
Green
• Host Port 1 Signal Good
Green
• 2Gb/s speed (2 LEDs fitted)
Green
• Cache Active
Green
• RAID Active
Green
• RAID Fault
Amber
• ESI/LRC module fault LED
Amber
Power Dissipation
3A @ 3.3V
2A @ 5V
2A @ 12V