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Chapter 7 Troubleshooting Guide

Troubleshooting Suggestions

LTO-3 Half-Height Tape Drive User’s Guide 69

5 If the Power LED is on, but the tape drive is not recognized during the

SCSI controller scan, use the front panel LEDs to determine whether

the drive passes the Power on Self Test (POST) functions. (See table 4

on page 37.)

6 If the tape drive LEDs indicate that the drive has passed the POST

functions, check the SCSI bus connections.

For the internal tape drive:

a Shut down the system.

b Verify that there are no SCSI ID conflicts between the tape drive

and other SCSI devices.

c Make sure you are using a proper SCSI cable and proper bus

termination.

d Check the SCSI cable for bent pins.

e If possible, replace the SCSI cable with one from another SCSI

controller bus chain.

f If checks a

through e do not reveal a problem, contact Technical

Support to resolve the possible problem with the tape drive.

For the tabletop tape drive:

a Shut down the system and cycle the tape drive AC power switch

through its Off/On positions.

b Verify that there are no SCSI ID conflict between the tape drive

and other SCSI devices.

c Make sure you are using a proper SCSI cable and proper bus

termination.

d Check the SCSI cable for bent pins.

IF the LEDs show that

the tape drive . . . the

POST functions, THEN . . .

fails contact Technical Support to resolve

the possible problem with the tape

drive.

passes proceed to step 6 to check for possible

SCSI problems.

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Quantum TC-L32BX-EY Betriebsanweisung Seite 83