3
Monitoring System Status
3-3
Servicing and Upgrading a Deskside DPE
Table 3-1
Status Lights Visible on the DPE Front Panel
Light
Quantity
Color
Meaning
DPE Power
1
Green
On when the deskside DPE is powered up.
DPE System Check
1
Amber
On when any fault condition exists.
Disk Active
1 per disk
module slot
Green
Off when the disk module slot is empty or contains a filler.
Flashing (mostly off) when the drive is powered up but not spinning; a
normal part of the spin
-
up sequence, occurring during the spin-up delay
of the slot.
Flashing (at a constant rate) when the disk drive is spinning up or
spinning down normally.
On when the drive is spinning but not handling any I/O activity (the ready
state).
Flashing (mostly on) when the disk drive is spinning and handling I/O
activity.
Disk Check
1 per disk
module slot
Amber
On when the disk module is faulty, or as an indication to remove the disk
module.
Enclosure Address
1
Green
On to indicate enclosure address zero.
