Dell PowerVault LTO4-120, Руководство пользователя

Страница: 34 / 43

General Guidelines
If you encounter problems when running the Dell PowerVault LTO4-120 Tape Drive, refer to Table 4 for common problems. If the problem is not identified, refer
to "
Methods of Receiving Errors and Messages. " The color and condition of the status light may also indicate a problem.
Table 4. General Troubleshooting
ends, the drive rewinds, unloads the tape, and exits maintenance mode.
¡
If an error is detected, the status light flashes amber, the tape drive posts and error code to the single-character display. To determine the
error, locate the code in "
Descriptions and Corrective Actions ". Once the cartridge is manually ejected and removed, the tape drive exits
maintenance mode.
Function Code L — Load/Unload Test
Approximate Run Time = 15 seconds per loop
Total Number of Loops = 10
Function Code tests the drive's ability to load and unload a tape cartridge.
The diagnostic loops ten times. To stop the diagnostic and exit maintenance mode, press the eject button once to abort the test.
Attention: Even though no data is written during this test, it is recommended that you use a blank (scratch) cartridge for this test.
1. Ensure that there is no cartridge in the drive.
2. Press the eject button three times within an interval of 2 seconds. The status light becomes solid amber, which means that the drive is in
maintenance mode.
3. Press the eject button once per second until appears in the single-character display. If you cycle past , continue to press the eject button until
it redisplays.
4. Press and hold the eject button for three or more seconds, then release it to select the function. The single-character display changes to a flashing
.
5. Within 60 seconds, insert a scratch data cartridge that is not write-protected.
After you insert the cartridge, the single-character display changes to a flashing . The tape drive runs the tests.
¡
If no error is detected, the test will loop and begin again. To stop the loop, press the eject button for one second and release. When the loop
ends, temporarily appears in the single-character display. The drive rewinds the tape and unloads the cartridge. The drive then exits
maintenance mode.
¡
If an error is detected the test stops, appears in the single-character display. To determine the error, locate in " Descriptions and
Corrective Actions ". The drive unloads the tape cartridge and exits maintenance mode. To clear the error, turn the tape drive power off, then on
again.
NOTE: If you wait longer than 60 seconds to load a cartridge, the drive will automatically exit maintenance mode. If you insert a write-protected
cartridge, the tape drive will display a and retain the cartridge until it is manually ejected. Once the cartridge is ejected and removed, the tape
drive will exit maintenance mode.
Function Code P or U — RESERVED (Service Function)
If the problem is this.... Do this....
A code displays on the single-
character display and the status light
flashes amber.
The tape drive detected an error or is directing you to an informational message. See " Methods of Receiving Errors
and Messages ."
The status light or single-character
display never turns on. The tape drive has no power. Check the power at the power source. Connect power to the tape drive. If the
problem persists, contact Dell technical support.
The tape drive will not load a tape
cartridge.
One of the following has occurred:
l
A tape cartridge is already loaded. To remove the cartridge, press the eject button. If the cartridge does not
eject, turn off the power to the tape drive, then turn it back on. After the status light becomes solid green,
press the eject button to eject the cartridge.
l
The cartridge tray may not be in the correct position. Press the eject button to return the tray to the correct
position.
l
The tape cartridge was loaded incorrectly. To properly load a cartridge, see the Loading section in " Loading,
Unloading, and Write-Protecting Cartridges ."
l
The tape cartridge may be defective. Load another tape cartridge. If the problem exists for multiple
cartridges, the tape drive is defective. Contact Dell technical support.
l
The tape drive has no power. Connect power to the tape drive.
The tape drive will not unload the tape
cartridge.
The tape cartridge is stuck or is broken. Press the eject button. If the cartridge does not eject, turn off the power
to the tape drive, and then turn it back on. (Note that the mid-tape recovery could take up to 10 minutes to
complete.) If the cartridge still does not eject, manually remove it (see "
Recovering a Tape Cartridge ").
The system received TapeAlert flags. See " TapeAlert Flags ."
The system reported system problems
(such as selection or command time-
outs, or parity errors).
See " Fixing SAS Connectivity Problems ."
Codes display on the single-character
display, but the status light does not
turn on.
The tape drive is defective. Contact Dell technical support.
The tape drive does not respond to
system commands.
Press and hold the eject button on the drive for 10 seconds to force a drive dump. The drive will save the dump and
then reboot to allow communication to the drive to occur. Do not cycle power, as this will erase the contents of the
dump.