Host, Network, and Drive Tray Ports and LEDs
The controllers are equipped with specific interfaces for connecting, powering, configuring, and managing the storage system. The component LEDs display the operating status of the storage system.
Front end module descriptions
The front end module LEDs display the operating status of the module.
10-Gbps iSCSI board LEDs and connectors (optical)

Number |
Item |
Description |
1 |
STATUS LED |
Green: Front end module is in the power-on state. Red: Front end module can be removed safely. |
2 |
PORT LED |
Red: Small form factor pluggable can be removed. Blue: Normal link status. Blink blue: Front end module is in communication status. |
3 |
iSCSI connectors |
Connect to Ethernet LAN cables. |
10-Gbps iSCSI board LEDs and connectors (copper)

Number |
Item |
Description |
1 |
STATUS LED |
Green: Front end module is in the power-on state. Red: Front end module can be removed safely. |
2 |
PORT (Link/Speed) LED |
Yellow: 1-Gbps link. Green: 10-Gbps link. Off: No link connection. |
3 |
PORT LED |
Green: Link connection is established. Blinking: Communication is in progress. Off: No link connection or not ready to communicate. |
4 |
iSCSI connectors |
Connect to Ethernet LAN cables. |
8-Gbps, 16-Gbps, or 32-Gbps Fibre Channel (4-port) board LEDs and connectors
Number |
Item |
Description |
1 |
Fibre Channel connectors |
Connect to Fibre Channel cables. |
2 |
STATUS LED |
Green: Front end module is in power-on state. Red: Front end module can be removed safely. |
3 |
PORT LED |
Red: Small form factor pluggable can be removed. Blue: Normal link status at 8-Gbps. Green: Normal link status at 2-Gbps or 4-Gbps. |
Number |
Item |
Description |
1 |
Fibre Channel connectors |
Connect to Fibre Channel cables. |
2 |
STATUS LED |
Green: Front end module is in power-on state. Red: Front end module can be removed safely. |
3 |
PORT LED |
Red: Small form factor pluggable can be removed. Blue: Normal link status at 16-Gbps (16-Gbps). Blue: Normal link status at 32-Gbps (32-Gbps). Green: Normal link status at 4-Gbps or 8-Gbps (16-Gbps). Green: Normal link status at 8-Gbps or 16-Gbps (32-Gbps). |
CHB number |
8-Gbps, 16-Gbps, or 32-Gbps Fibre Channel Ports (left to right) | |||
Port 1 |
Port 2 |
Port 3 |
Port 4 | |
CHB-1A |
1A |
3A |
5A |
7A |
CHB-1B |
1B |
3B |
5B |
7B |
CHB-1C |
1C |
3C |
5C |
7C |
CHB-1D |
1D |
3D |
5D |
7D |
CHB-1E |
1E |
3E |
5E |
7E |
CHB-1F |
1F |
3F |
5F |
7F |
CHB-1G |
1G |
3G |
5G |
7G |
CHB-1H |
1H |
3H |
5H |
7H |
CHB-2A |
2A |
4A |
6A |
8A |
CHB-2B |
2B |
4B |
6B |
8B |
CHB-2C |
2C |
4C |
6C |
8C |
CHB-2D |
2D |
4D |
6D |
8D |
CHB-2E |
2E |
4E |
6E |
8E |
CHB-2F |
2F |
4F |
6F |
8F |
CHB-2G |
2G |
4G |
6G |
8G |
CHB-2H |
2H |
4H |
6H |
8H |
16-Gbps Fibre Channel (2-port) board LEDs and connectors

Number |
Item |
Description |
1 | STATUS LED |
Green: Front end module is in the power-on state. Red: Front end module can be removed safely. |
2 |
PORT LED |
Red: Small form factor pluggable can be removed. Blue: Normal link status at 16-Gbps. Green: Normal link status at 4-Gbps or 8-Gbps. |
3 |
Fibre Channel connectors |
Connect to Fibre Channel cables. |
CHB number |
16-Gbps Fibre Channel Ports (left to right) | |
Port 1 |
Port 2 | |
CHB-1A |
1A |
3A |
CHB-1B |
1B |
3B |
CHB-1C |
1C |
3C |
CHB-1D |
1D |
3D |
CHB-1E |
1E |
3E |
CHB-1F |
1F |
3F |
CHB-1G |
1G |
3G |
CHB-1H |
1H |
3H |
CHB-2A |
2A |
4A |
CHB-2B |
2B |
4B |
CHB-2C |
2C |
4C |
CHB-2D |
2D |
4D |
CHB-2E |
2E |
4E |
CHB-2F |
2F |
4F |
CHB-2G |
2G |
4G |
CHB-2H |
2H |
4H |
PCIe module

Number |
Item |
Description |
1 | STATUS LED |
Green: PCIe module is in the power-ON status. Red: PCIe module failure occurred. Off: PCIe module can be removed safely. |
2 | Link |
Green: PCIe is Gen-3 (8-Gbps) and is linked up normally. Off: PCIe is not linked up (PCIe cable might not be connected). If a PCIe cable is connected, it can be removed safely. |
LAN blade LEDs and connectors

Number |
Item |
Description |
1 |
ACT LED | Green: Data is being transferred. |
2 | LINK LED | Green: Link status is normal. |
3 |
LAN 2 |
LAN port used by the user. |
4 |
LAN 1 |
Maintenance LAN port used by service personnel. |
5 |
LAN ALARM LED |
Red: LAN blade can be removed. |
6 |
Uninterruptible power supply (UPS) port |
N/A |
Back end module LEDs and connectors
The back end module LEDs display the operating status of the module.

Number |
Item |
Description |
1 | STATUS LED |
Green: Back end module is in the power-on state. Red: Back end module can be removed safely. |
2 | Port LED | Blue: Link status is normal. |
3 | PATH 0 connector | Connect to a drive tray. |
4 | PATH 1 connector | Connects to a drive tray. |