Table 4. Meaning of status lights and single-character display (SCD) (continued)
If the
green
Ready
Status
Light is...
And the
amber Fault
Status Light
is...
And the
Encryption
Status Light
is...
And the SCD
is...
And the SCD
dot is...
Meaning
Flashing
(once per
second)
Off On/Off Off Off The drive is reading from the tape,
writing to the tape, rewinding the tape,
locating data on the tape, loading the
tape, or unloading the tape.
Note: The white Encryption status light
is on when all the data on the cartridge
is encrypted (excluding the label). LTO
Ultrium 8 and Ultrium 7 cartridges only.
Flashing
(once per
second)
Off Off Off Off If the drive contains a cartridge during
the power-on cycle, the drive completes
POST and slowly rewinds the tape. The
process might take up to 13 minutes.
The light stops flashing and becomes
solid when the drive completes the
recovery and is ready for a read or write
operation. To eject the cartridge, press
Unload.
Off On Off Displaying an
error code or
Maintenance
Mode
Function
On/Off The drive is displaying error codes from
the error code log on the SCD. For more
information, see “Function code 9:
Display error code log” on page 29 and
Appendix A, “Error codes and
messages,” on page 65.
On/Off On/Off On/Off Displaying
random
segments/
Blank/
displaying
random
segments/
displaying
/Blank
On/Off During power-on, or a drive reset, the
drive front panel displays drive progress
as follows:
1. SCD displays random segments (no
Lights ON).
2. SCD displays random segments
(Ready light ON).
3. SCD displays random segments
(Fault light ON).
4. SCD displays [8] (Ready, Fault,
Encryption, and SCD dot lights ON).
5. SCD goes blank (Ready light ON)
after a successful power-on or reset.
If an error is detected during the
power-on or reset, the tape drive posts
an error code to the SCD. To determine
the error, locate the code in Appendix A,
“Error codes and messages,” on page 65.
Off On Off
On/Off The drive is entering or exiting from
Maintenance mode. For more
information, see “Function code 0:
Maintenance mode” on page 23.
Off On Off Flashing
selected
function
On/Off The drive is running the selected
function while in Maintenance mode.
Operations 15