HP D2000 Disk Enclosures - Manual (Page 40)

Verifying the operating status of the disk enclosures
To verify that the disk enclosures and disk drives are operating properly, view the enclosure and disk
drive LEDs and compare them with the patterns described in the following table. If LED patterns are
not as expected, check cable connections between the devices, check the availability of your power
source, review the installation procedures, and remove and reinsert the module. For more information
about disk enclosure LEDs, see
Chapter 1 on page 7.
Fault condition Operating
condition Startup condi-
tion LED Disk enclosure component
Off Solid green Blinking green 1. Health
Front UID module
LEDs
Blinking or Solid
Amber
Off Blinking amber 2. Fault
Off Off Blinking blue 3. UID
Off Solid green Green Status
Power supply module
Blinking or solid
amber
Solid green Solid green Status
Fan module
nl
Off
Blinking or solid
green
1. Port Link
I/O module
Solid amber Off 2. Port Error
Off
A number, rep-
resenting the
box number
3. 7–segment
display
Blinking or solid
amber
Off 4. Fault
Off Solid green Blinking green 5. Health
Off Off 6. UID
Installation 40