Promise Technology VessRAID 1740s User Manual

Chapter 9: Troubleshooting
255
Figure 5. VessRAID Controller LEDs
If the Controller Status LED is amber, restart the VessRAID. See “Restarting the
Subsystem” on page 81 (WebPAM PROe) or page 179 (CLU).
LEDs
State
Dark Green Amber Red Blinking
Controller
Status
no power OK Error
Malfunction
at start-up
Green:
Activity
Dirty Cache
No data in
cache
—
Unsaved
data
in cache
—
Amber:
Unsaved
data
in cache
Battery Not
detected or
Not installed
OK
Backup
capacity
below 72
hours
No power to
controller
cache
—
Fan
Not
detected
OK
One fan
turning too
slowly
Multiple
fans turning
too slowly
—
USB Ports
No device
detected
Device
detected
—
Failed data
transfer
Amber:
Activity
SAS IN/
OUT Ports
No
connection
Port
connected
——
Green:
Activity
Controller Status
Fan 2
Fan 1
Battery
USB 2
USB 1
Dirty Cache
SAS JBOD
Expansion port
SAS IN ports
Fan 1 Fan 2

Promise Technology VessRAID 1740s Specifications

General

Brand	Promise Technology
Model	VessRAID 1740s
Category	Network Storage Server
Language	English