IBM TotalStorage DS4300 Turbo, Инструкция по установке, использованию и обслуживанию

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Table 17. Storage subsystem troubleshooting (continued)
Problem
indicator Component Possible cause Possible solutions
Amber LED on
(continued)
Expansion or host
port bypass LED
(continued)
FC HBA or switch
can operate at 1
Gbps speed only.
The DS4300 with controller
firmware version 05.33.xx.xx
supports 2 Gbps fibre-channel
host connections. Upgrade to
controller firmware version
5.34.xx.xx or later (6.19.xx.xx is
recommended) to enable the
support of 1 Gbps host port
connections.
No incoming
signal detected.
v Reattach the SFPs and
fibre-channel cables.
v
Perform fibre-channel (FC)
path diagnostic using the FC
loopback adapter and the path
diagnostic procedure in the
IBM TotalStorage DS4000
Problem Determination Guide .
Replace input and output
SFPs or FC cables as
necessary. Ensure that the
SFPs and FC cables are of
IBM supported options.
v Make sure that the storage
expansion enclosures are
power on and are in optimal
state.
v
- Make sure that the storage
enclosure speed switch is set
to 2 Gbps.
Note: The storage expansion
enclosure must be powered
cycle before the new speed
setting becomes effective.
v A RAID controller
malfunctioned. Replace the
RAID controller if previous
steps did not solve the
problem.
Front panel General system
error
Indicates that a Fault LED
somewhere on the storage
subsystem has turned on. (Check
for amber LEDs on CRUs.) Use
Storage Manager software to
diagnose server problems.
Amber LED is off
and green LED off
Power-supply
CRU
Power switch is
turned off or ac
power failure
Check that all of the power cords
are firmly plugged in. If
applicable, check that the main
circuit breakers for the rack
power distribution units or the AC
electrical outlets are turned on.
Turn on all power-supply
switches.
Chapter 6. Solving problems
147