Dell PowerVault LTO4-120 User Manual page 36

For Problems with Writing Data:
If the problem occurred while the drive was writing data to the tape, and if you know the volume serial number (located on the cartridge label) of the
tape cartridge loaded in the drive when the problem occurred, retry the operation with a different cartridge:
If the operation succeeds, the original cartridge was defective. Copy data from the defective cartridge and discard it.
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If the operation fails and another drive is available, insert the cartridge into the other drive and retry the operation.
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If the operation fails, discard the defective cartridge.
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If the operation succeeds, insert a scratch cartridge into the first drive and run the tape drive diagnostics (see Function Code 1 in
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"Selecting a Diagnostic or Maintenance
If the diagnostics fail, contact Dell technical support.
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If the diagnostics succeed, the error was temporary.
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If the operation fails and another drive is not available, insert a scratch cartridge into the drive and run the tape drive diagnostics (see
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Function Code 1 in "Selecting a Diagnostic or Maintenance
If the diagnostics fail, contact Dell technical support.
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If the diagnostics succeed, discard the cartridge.
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If the problem occurs with multiple tape cartridges or if you do not know the tape cartridge's volume serial number, run the tape drive diagnostics
(see Function Code 1 in "Selecting a Diagnostic or Maintenance
If the diagnostics fail, contact Dell technical support.
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If the diagnostics succeed, run the Test Head diagnostic (see Function Code H in
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If the Test Head diagnostic fails, contact Dell technical support.
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If the Test Head diagnostic succeeds, replace the cartridges that caused the problem.
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The error code clears when you remove the tape cartridge or place the drive in maintenance mode.
For Problems with Reading Data:
If the problem occurred while the drive was reading data from the tape, and if you know the volume serial number of the tape cartridge, perform one
of the following procedures:
If another drive is available, insert the cartridge into the other drive and retry the operation:
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If the operation fails, discard the defective cartridge.
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If the operation succeeds, insert a scratch cartridge into the first drive and run the tape drive diagnostics (see Function Code 1 in
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"Selecting a Diagnostic or Maintenance
If the diagnostics fail, contact Dell technical support.
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If the diagnostics succeed, the error was temporary.
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If another drive is not available, insert a scratch cartridge into the drive and run the tape drive diagnostics (see Function Code 1 in
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Diagnostic or Maintenance Function"):
If the diagnostics fail, contact Dell technical support.
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If the diagnostics succeed, discard the cartridge.
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If the problem occurs with multiple tape cartridges or if you do not know the tape cartridge's volume serial number, run the tape drive diagnostics
(see Function Code 1 in "Selecting a Diagnostic or Maintenance
If the diagnostics fail, contact Dell technical support.
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If the diagnostics succeed, run the Test Head diagnostic (see Function Code H in
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If the Test Head diagnostic fails, contact Dell technical support.
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If the Test Head diagnostic succeeds, replace the cartridges that caused the problem.
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The error code clears when you remove the tape cartridge or place the drive in maintenance mode.
A high probability of media error. The tape drive determined that an error occurred because of a faulty tape cartridge. Try another tape cartridge. If
the problem occurs with multiple tape cartridges, see
cleaner cartridge.
The error code clears when you remove the tape cartridge or place the drive in maintenance mode.
Tape drive or interface failure. The tape drive determined that a failure occurred in the tape drive's hardware or in the bus. See
Connectivity Problems". The error code clears 10 seconds after the drive detected the error or when you place the drive in maintenance mode.
Library to drive interface (RS-422) error. This interface is not used in the PowerVault LTO4-120 tape drive.
Tape drive hardware problem. The tape drive determined that a problem occurred that degraded the operation of the tape drive, but it did not
restrict continued use. If the problem persists, contact Dell technical support. The drive is usable, though the single-character display continues to
indicate an error and the status light flashes amber.
The error code may clear when you cycle power to the tape drive or place it in maintenance mode.
No error or message is assigned.
The tape drive needs to be cleaned. Clean the tape drive. See the
The error code clears when you clean the tape drive or place it in maintenance mode.
No error or message is assigned.
Not applicable for a SAS drive.
Not applicable for a SAS drive.
Write protect. A write operation has been attempted to a write-protected cartridge or an overwrite has been attempted to a WORM cartridge. These
operations are not allowed.
Encryption Error. The drive detected a configuration or set-up error prior to an encryption operation.
The eject button is depressed. Verify that the button pushes freely.
Function").
Function").
Function"):
Function"):
Function"):
"Resolving Media-Related Problems." This error will also appear if you are loading an expired
"Cleaning the Tape
"Selecting a Diagnostic or Maintenance
"Selecting a Diagnostic or Maintenance
Mechanism" section.
Function").
"Selecting a
Function").
"Fixing SAS