Table 5: LED troubleshooting
LED Sequence Cause Action required
All LEDs OFF.
Drive might not have
power, may be faulty, or
may have been power
cycled or reset during a
firmware upgrade.
Make sure that the drive is powered on. The
power on/off switch on an external drive
incorporates a green LED.
Check the power cable connection and replace
the cable if necessary. On external drives, you
can use the power cable from your monitor or
another device to check that the connection is
working.
If the power supply is present and all LEDs
remain off, power cycle or reset the drive. If it still
fails, call for service.
Ready is ON, Drive and
Tape FLASH.
The drive has failed the
power-on self test
(POST).
Power cycle or reset the drive.
If the error condition reappears, call for service.
Table Continued
Operating and using the Ultrium 8 tape drive 21