## About Card Status LEDs

LEDs indicate the status of a number of cards, as described in the following sections:

- MIC Status
- SFC Status
- SRC Status
- SIO Status

### MIC Status

Each system has two management interface cards, each with nine LEDs: the Ready, Power, Redund, and Attention LEDs are on the left side of the card, and the Act1, Act 2, Link, and Remove LEDs are on the right side.

Status | Action
--- | ---
| Normal operation. Card is acting as master. No action required.
| No power is applied. Check that: Power cables are connected securely. MIC is seated properly. MIC is not defective.
| Hardware failure. Check that the MIC: Is seated properly. Is in the proper slot: 5 or 6. Has a valid image. Is not defective.
| Hardware or software failure Check that the MIC is: Seated properly. Not defective.
| Hardware or software failure. Check that the MIC is: Seated properly. In proper slot: Slot 1.
| Card is booting. No action required.
| Normal operation but redundancy is active. Card is operating as the alternate master. No action required.

Status | Action
--- | ---
Green Link | No connection. Check that: All connections are undamaged and secure. Cable type is correct (straight-through). Devices at both ends of the link are powered on.
Green Link | Connection is functioning. No action required.

Status | Action
--- | ---
Green Act 1 | No activity on the link. No action required.
Green Act 1 | Activity on the link. No action required.

Status | Action
--- | ---
Green Act 2 | No P CMCIA card is installed. No action required.
Green Act 2 | A P CMCIA card is inserted in the slot. No action required.

Status | Action
--- | ---
Blue Remove | Card is active; do not remove.
Blue Remove | Card can be removed.

### SFC Status

The switch fabric card (SFC) has four LEDs: Ready, Power, Redund, and Attention.

Status | Action
--- | ---
| Normal operation. No action required.
| No power is applied. Check that: Power cables are connected securely. SFC is seated properly. SFC is not defective.
| Hardware failure. Check that the card is: Seated properly. Not defective.
| Hardware or software failure. 1. Check the Event Log. See Displaying the Event Log for a Specific Device. 2. Check that the card is: Seated properly. Not defective.
| Hardware or software failure. Check the Event Log. See Displaying the Event Log for a Specific Device.
| Card is booting. No action required.
| Normal operation but redundancy is active. Card is operating as the alternate master. No action required.

### SRC Status

The storage resource card (SRC) has four LEDs: Ready, Power, Sync, and Attention.

Status | Action
--- | ---
| Normal operation No action required.
| No power is applied. Check that the card is: Seated properly. Not defective.
| Hardware failure. Check that the card is: Seated properly. Not defective
| Hardware or software failure Check the Event Log. See Displaying the Event Log for a Specific Device. Check that the card is: Seated properly. Not defective
| Hardware or software failure. Check the Event Log. See Displaying the Event Log for a Specific Device.
| Card is booting. No action required.

### SIO Status

The storage I/O (SIO) card contains two LEDs for each GBIC: Link and Act.

Status | Action
--- | ---
Green Link | No connection. Check that: All connections are undamaged and secure. Cable type is correct (straight-through). Devices at both ends of the link are powered on.
Green Link | Connection. No action required.

Status | Action
--- | ---
Yellow Act | No activity on the link.
Yellow Act | Activity on the link.