Dell PowerVault LTO4-120 Посібник користувача - Сторінка 17
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scans for devices. You should see messages similar to:
Bus
0
If the tape drive is recognized during system startup, the problem has been resolved. Otherwise, proceed to step 3 to determine whether the tape drive
is receiving power.
3. If the tape drive is not recognized when the SAS controller scans for devices, check the two-color status LED on the LTO-4-120 Half-Height tape drive
front panel to make sure the drive is receiving power
If the two-color status LED is not green, proceed to
proceed to
step 5
to determine whether the drive passed the Power On Self Test functions.
4. If the two-color status LED is not green, check the power connections to the tape drive.
a. Shut down the system, remove the cover, and re-seat the DC power cable connector on tape drive.
b. Restart the system and recheck the two-color status LED.
IF the two-color status LED is . . .
off,
green,
5. If the two-color status LED is green, but the tape drive is not recognized during the SAS controller scan, use the front panel LEDs to determine whether
the drive passes the Power on Self Test (POST) functions. (See
IF the LEDs show that the tape drive . . . the
POST functions,
fails
passes
6. If the tape drive displays indicate that the drive has passed the POST functions, check the SAS connections:
a. Shut down the system.
b. If possible, replace the SAS cable.
c. If checks a and b do not reveal a problem, contact Technical Support to resolve the possible problem with the tape drive.
Computer Software Does Not Recognized the Tape Drive
Depending on your operating system environment, see the following subsections for troubleshooting guidelines if the LTO-4-120 Half-Height tape drive is
recognized by the system hardware at startup, but not by the operating system or applications.
Windows Operating System Environments
When a tape drive is installed in a Windows operating system environment, Windows displays a message on the screen if it does not have a driver in place for
the tape drive.
IF the tape drive is for use in . . .
an ISV application,
a native Windows operating system backup utility,
Target
Lun
Device
0
0
Quantum Ultrium 4
(see Figure
4-1).
step 4
to check the power connections to the tape drive. If the two-color status LED is green,
THEN . . .
shut down the system, replace the power connector attached to the tape drive with one from a
known working device such as a CD-ROM, and restart the system.
If the two-color status LED:
Comes on green, then resolve the problem with the DC power cable/connector.
l
Remains off, then contact Technical Support to resolve the possible problem with the tape
l
drive.
repeat
step 2
of this procedure to confirm that re-seating the DC power cable to the tape drive
solved the problem and the tape drive is recognized during system startup.
If the tape drive is:
Recognized during the SAS controller scan, then the problem is resolved. Reinstall the
l
computer cover.
Still not recognized, then proceed to
l
On Self Test functions.
Figure 4-1
and
Table
THEN . . .
contact Technical Support to resolve the possible problem with the tape drive.
proceed to
step 6
to check for possible SAS problems.
THEN you . . .
can click the Cancel button to clear the message.
Most ISV backup software applications invoke their own drivers to run the
tape drive.
must install the proper driver for the tape drive.
Get other manuals https://www.bkmanuals.com
step 5
to determine whether the drive passed the Power
4-1.)