Table 11. Host-side and drive-side mini-hub indicator lights (continued)
Icon
Indicator light
Bypass (upper
port)
28
IBM TotalStorageFAStT900 Fibre Channel Storage Server: User's Guide
Color
Normal operation Problem indicator Possible
Amber
Off
condition
indicated by the
problem indicator
On
v Upper mini-hub
port is bypassed.
v Mini hub port or
SFP module has
failed or is loose.
v Fiber-optic
cables are
damaged.
Note: When two
functioning SFP
modules are
installed into the
mini-hub ports and
no Fibre Channel
cables are
connected to them,
the bypass
indicator light is lit.
If only one
functioning SFP
module is installed
in a host-side mini
hub port and no
Fibre Channel
cables are
connected to it, the
indicator light will
not be lit.
However, the
drive-side mini hub
bypass indicator
light will be lit when
one SFP module is
installed in the mini
hub and the mini
hub has no Fibre
Channel cable
connection.