IBM TotalStorage SAN256N Director 2045-N16, Руководство по установке и обслуживанию, Страница: 32 / 157

SAN256N Director 2045-N16
12
Figure 8. TFIO blade
Front panel indicators
The front panel contains LED status indicators showing the current state of the module,
and for each of the individual I/O ports.
Board status LED indicators
Each TFIO blade has four LED indicators on the front panel to indicate module status.
Additionally, each I/O port has two LED indicators to show the condition of the individual
port. The functionality and colors of the TFIO blade status indicators are as follows:
• Fault LED - Lights red to indicate when an error condition has occurred.
• Online LED - Lightsgreen to indicate when the module is in an Online state.
• Power OK LED - Lights green to indicate that DC power to the module is within
tolerances and the module is not in a power on reset condition.
• Heartbeat LED - Lights yellow and toggles off and on every second, indicating that the
module is functioning correctly. Error conditions are indicated by distinctive blink
patterns.
Port status LED indicators
Each I/O port (0 - 9, A - F) has two individual port status LED indicators showing the
status and activity of the port.
Power OK
Heartbeat
Fault
Online
Link
Err
Port #
TFIO Blade
TFIO Blade
Front Panel
Mirror Ports
I/O Ports