General GuidelinesIf you encounter problems when running the Dell PowerVault 110T LTO-3 Tape Drive, refer to Table 2 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 2. General TroubleshootingAttention: Data on the suspect tape will be overwritten.1. Make sure that no cartridge is in the drive.2. Within a 2-second interval, press the eject button three times. The status light becomes solid amber, which means that the drive is in maintenancemode.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 untilit redisplays.4. To select the function, press and hold the eject button for 3 seconds. After you select the function, flashes. When flashes, the drive is waitingfor a cartridge. Within 60 seconds, insert the suspect data cartridge (or the tape drive exits maintenance mode). After you insert the cartridge,flashes and the test begins.¡ If no error is detected, the test begins again and runs for a maximum of ten times. Each loop takes approximately 3 minutes to run. After thetenth loop, the test stops and the drive automatically exits maintenance mode.¡ If an error is detected, the tape drive displays an error code, unloads the tape cartridge, and exits maintenance mode.¡ To halt the diagnostic at the end of the current 3-minute test loop, press the eject button once. The drive acknowledges the request by slowingthe length of time that the currently displayed character flashes on the single-character display (from twice per second to once per second.)The diagnostic continues to the end of its loop and then stops. The tape drive then displays "0", rewinds and unloads the cartridge, and exitsmaintenance mode.¡ To halt the diagnostic immediately and terminate the test that is running, press the eject button twice. The tape drive displays "0" , rewindsand unloads the cartridge, and exits maintenance mode.Function Code H — Test HeadCauses the tape drive to perform the Head Resistance Measurements test and a Write/Read test (on the center of the tape). The drive runs these tests toensure that the tape drive's head and tape-carriage mechanics are working correctly. The tape drive takes approximately 10 minutes to run the test.1. Make sure that no cartridge is in the drive.2. Within a 2-second interval, press the eject button three times. The status light becomes solid amber, which means that the drive is in maintenancemode.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 untilit redisplays.4. To select the function, press and hold the eject button for 3 seconds. After you select the function, flashes. When flashes, the drive is waitingfor a cartridge. Within 60 seconds, insert a scratch data cartridge (or the tape drive exits maintenance mode). After you insert the cartridge,flashes and the test begins:¡ If no error is detected, the test begins again and runs for a maximum of ten times. Each loop takes approximately 10 minutes to run. After thetenth loop, the test stops and the drive automatically exits maintenance mode.¡ If an error is detected, the tape drive displays "5", unloads the tape cartridge, and exits maintenance mode.¡ To halt the diagnostic at the end of the current 10-minute test loop, press the eject button once. The drive acknowledges the request byslowing the length of time that the currently displayed character flashes on the single-character display (from twice per second to once persecond.) The diagnostic continues to the end of its loop and then stops. The tape drive then displays "0", rewinds and unloads the cartridge,and exits maintenance mode.¡ To halt the diagnostic immediately and terminate the test that is running, press the eject button twice. The tape drive displays "0" , rewindsand unloads the cartridge, and exits maintenance mode.Function Code L — Reserved for Future UseReserved for future use.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 lightflashes amber.The tape drive detected an error or is directing you to an informational message. See "Methods of Receiving Errorsand Messages."The status light or single-characterdisplay never turns on.The tape drive has no power. Check the power at the power source. Connect power to the tape drive. If theproblem persists, contact Dell technical support.The tape drive will not load a tapecartridge.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 noteject, 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 tape cartridge was loaded incorrectly. To properly load a cartridge, see the Loading section in "Using theTape Drive."l The tape cartridge may be defective. Load another tape cartridge. If the problem exists for multiplecartridges, 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 thetape cartridge.The tape cartridge is stuck or is broken. Press the eject button. If the cartridge does not eject, turn off the power tothe tape drive, then turn it back on (note that the mid-tape recovery could take up to 10 minutes to complete). Ifthe cartridge still does not eject, manually remove it (see "Manually Removing a Tape Cartridge").The system received TapeAlert flags. See "TapeAlert Flags."The system reported SCSI problems(such as selection or command time-outs, or parity errors).See "Resolving Problems Reported by the System."Codes display on the single-character