Dell PowerEdge 4300 Dell PowerEdge 4300 Systems Installation and Troubleshooti - Page 119
Diskette Drives, Secondary SCSI
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20. Correct the drive-select jumper and drive termination settings. 21. Replace the computer cover, reconnect the system to the electrical outlet, and turn on the system. 22. Run the Diskette Drives test group in the Dell Diagnostics to see whether the diskette drive subsystem now works correctly. Did the tests run successfully? Yes. You have solved the problem. No. See Chapter 11, "Getting Help," for instructions on obtaining technical assistance. A SCSI tape drive can be an internal device installed in one of the externally accessible drive bays or an external device that attaches to a SCSI host adapter connector on the back panel of the computer. The SCSI tape drive is controlled by a SCSI host adapter card installed in the computer, which may also control other SCSI devices connected to one or more SCSI cables. SCSI devices often require device drivers for the particular operating system being used by the computer system. Tape drive problems often result from a defective tape drive, a defective tape cartridge, or software. Follow these steps to troubleshoot a SCSI tape drive: 1. Remove the tape that was in use when the problem occurred and replace it with a tape that you know is not defective. Is the problem resolved? Yes. The original tape was defective. Replace it with a new tape. You have fixed the problem. No. Go to step 2. 2. Reboot the system and press to enter the System Setup program. Is Secondary SCSI set to On? Yes. Go to step 4. No. Go to step 3. 3. Change the Secondary SCSI setting to On, and reboot the system. Is the problem resolved? Yes. You have fixed the problem. No. Go to step 4. Checking Inside the Computer 7-31