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Status Light States
The following tables explain the meaning of the green and amber status lights.
Ready (green) Read-Write (green) Disturbance (amber)
Off No cartridge installed or
error condition
No cartridge or no activity No error condition
Steady Cartridge installed or
loading/unloading
Cleaning required or worn
media
Flashing Power-on self- test in
progress
Cartridge activity Error condition
Status Lights on the 4.0GB 4-mm Tape Drive
Status Ready
(green)
Read-Write
(green)
Disturbance
(amber)
LED test. On 2
seconds at
power on
On 2
seconds at
power on
On 2
seconds at
power on
The power-on self-test (POST) is running or the
Diagnostic Cartridge is running.
Flashing Off Off
One of the following has occurred:
The power is off.
The POST has completed successfully, but
no tape cartridge has been loaded.
Off Off Off or On
A tape cartridge has been inserted and the 4-mm
Tape Drive is Ready to receive commands from
the system.
On Off Off or ON
The tape is in motion and the 4-mm Tape Drive is
running a device operation or cleaning.
On Flashing Off or On
The 4-mm Tape Drive has detected an internal
error that requires corrective action such as tape
cartridge failure, high humidity, or no SCSI
terminator. Refer to the service guide or contact
your service representative. (See note below)
Off Off Flashing
The tape path requires cleaning or a poor quality
tape cartridge is being used. See “Cleaning the
Tape Path on the 4.0GB 4-mm Tape Drive” on
page 2-41.
Off or On Off or
Flashing
On
Note: If an error condition occurs, first try to recover by pressing the unload button.
If this does not correct the error, switch off the power to the 4-mm tape drive and
then switch on the power to the drive. If the condition continues, call your service
representative.
2-38 IBM RS/6000 7025 F50 Series User's Guide