IBM TotalStorage SAN140M, Installation And Service Manual

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SAN140M Installation and Service Manual 166
Element Manager application diagnostics
To obtain port operational information at the Element Manager
application, inspect parameters at the:
• Port list view.
• Performance view.
• Port properties dialog box.
• Port technology dialog box.
No Light Off Off None No signal (light) is received by the director port. This is a
normal condition when there is no cable attached to the
port or when the attached device is powered off.
Inactive On Off Yellow Triangle The port is inactive. The reason appears in the
Reason
field at the Port Properties dialog box.
Not
Installed Off Off None An optical transceiver is not installed in the director port.
Not
Operational Off Off Yellow Triangle The director port is receiving the not operational
sequence (NOS) from an attached device.
Port Failure Off On Red and Yellow
Blinking Diamond The director port failed and requires service.
Segmented
E_Port On Off Yellow Triangle The E_Port is segmented, preventing two connected
directors from joining and forming a multiswitch
fabric.The reasons for the segmentation display in the
Reasons field of the Port Properties dialog box.
Testing Off
On
Blinking
Blinking
Yellow Triangle
Yellow Triangle
The port is performing an internal loopback test.
The port is performing an external loopback test.
Table 23
Port operational states (Continued)
Port
State
Green
LED
Amber
LED
Alert
symbol
Description