Bull Cedoc Bull Escala 2104 DS4, Руководство оператора

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Figure 23 shows the two lights on each disk drive module.
1
Activity light
The activity light, which is green, shows the following conditions:
Off The SCSI link to the disk drive is not active.
Flashing
This disk drive module is active, and a command is in progress.
2
Check light
The check light, which is amber, shows the following conditions:
Off Normal operating condition
Permanently On
One of the following conditions:
v
The service aid set Remove for this disk drive module. For more
information, see “Operating with RISC systems,” on page 69.
v The disk drive reported a Predictive Failure Analysis (PFA) error.
This error indicates that the disk drive has had an excessive
number of internally recovered errors.
v
The disk drive is faulty. This is a Conner/Intel SCSI-Accessed
Fault-Tolerant Enclosures (SAF-TE) function.
Flashing (2 seconds on, 2 seconds off)
The check light is set by a SCSI service aid to identify the position
of this disk drive module.
Flashing (0.25 seconds on, 0.25 seconds off)
The disk drive is part of an array that is being rebuilt (this is a
SAF-TE function).
Note: SAF-TE services are not used with RS/6000 or IBM
Eserver
pSeries
computers.
2
1
SC000929
Figure 23. Disk drive module lights
8
Expandable Storage Plus 2104 Model DS4 and Model TS4 Operator’s Guide