Table 1-1 below contains front panel descriptions for both the 2U library in
Figure 1-1 on page 1-1 and the 4U library in Figure 1-2.
Table 1-1. 2U library and 4U library front panel descriptions
Number Item Description
1 Power button Pressing this button will power ON the library. Pressing and holding this button for 4
seconds will power OFF the unit (soft power down). No power switch or button can
be found on the back panel of the library.
2 Front panel
LEDs (left to
right)
v Ready/Activity (Green LED) - It is lit any time the unit is powered ON and able to
function. It should blink whenever there is library or drive activity, or when the
library is in the process of powering up.
v Clean Drive (Amber LED) - It will be lit when the drive needs to be cleaned. The
LED will be turned OFF after the drive is cleaned successfully.
v Attention (Amber LED) - It will be lit when there has been a failure that indicates a
piece of media is bad, marginal, or invalid. It will be cleared when all invalid
cartridges have been exported from the library. The amber LED may also be lit
because a power supply or a power supply fan is failing, or a drive sled is defective,
missing, or has been replaced by a different drive type.
v Error (Amber LED) - It will be lit when there is an unrecoverable library or drive
failure. A message is displayed at the same time on the Operator Control Panel
display.
3 Cartridge
magazines
v The 2U library contains two cartridge magazines.
– The left magazine can hold up to 12 cartridges (or 11 data cartridges and the
elective 1-slot I/O Station.)
– The right magazine can hold up to 12 cartridges.
v
The 4U library contains four cartridge magazines.
– The upper left magazine can hold up to 12 cartridges.
– The lower left magazine can hold up to 12 cartridges (or 9 data cartridges and the
elective 3-slot I/O Station.)
– The upper right magazine can hold up to 12 cartridges.
– The lower right magazine can hold up to 12 cartridges.
4 Air vents These vents draw cooler air into the library enclosure and allow warm air to escape
which helps keep the library at a normal operating temperature.
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1 2 33

45

6 7

8
Figure 1-2. Front panel of a 4U library
1-2 Dell PowerVault TL2000 Tape Library and TL4000 Tap e Library User's Guide