Spectra TFinity User Manual page 424

Chapter 13 — Drive Troubleshooting
Code DLM
Health
Icon
A
C
d
E
e
F
November 2020
Cause and Solution
Degraded operation.
The drive determined that a problem occurred that degraded the operation of
the drive, but it did not restrict continued use.
The drive is usable, though the single‐character display (SCD) continues to
indicate an error and the status light flashes amber. The error code may clear
when you cycle power to the drive.
1. Reset the drive (see Resetting a Drive on page 402) to clear the error code.
Confirm that the drive is using the current firmware version (see Updating
2.
Drive Firmware on page 472) and update the firmware if necessary.
Use the Drive Health Verification wizard to test the drive (see Using DLM to
3.
Test a Drive on page 430).
4. If the problem persists, contact Spectra Logic Technical Support (see
Contacting Spectra Logic on page 7).
Cleaning indicator.
The drive needs to be cleaned, or is in the process of loading the cleaning
cartridge or being cleaned. The error code clears when you clean the drive and
unload the cleaning cartridge. See Cleaning a Drive on page 465 for instructions.
Two drives on the Fibre Channel loop have the same Arbitrated Loop Physical
Address.
The Fibre Channel port connection is off‐line.
The drive detected a configuration error during an encryption operation.
1. Make sure that you are using LTO‐4 or later generation data cartridges.
Encryption is only supported for LTO‐4 and later generation cartridges.
2. Retry the encryption operation with the suspect cartridge in another
encryption enabled drive.
3. Replace the cartridge if you see the same problem in multiple drives.
Drive Fiber Cable error.
The Fibre Channel drive does not detect light or a related diagnostic failed to
detect light through the fiber optic connection to the drive.
 Verify the fiber cables and connections between the drive and the host are the
correct type and are working properly. Verify all equipment and devices are
powered ON.
 Verify the configuration settings for the drive are set correctly and are
compatible with the topology of the network.
 Verify that the host fiber adapter and port are working properly and are
compatible with the topology of the network.
 Verify that the Fibre Channel switch ports are working properly and are
compatible with the topology of the network.
 Verify that the fiber cable is connected to Port A (0) of the drive.
 Verify that Port A (0) on the Fibre Channel drive is working properly by using
ITDT to run the "Function Code 6: Run Host Interface Wrap Test."
Interpret the Detailed Drive Information
User Guide—Spectra TFinity Library
424