IBM RS/6000 44P - Manual (Page 52)

Status Light States
The following tables explain the meaning of the green and amber status lights.
Status Ready (green) Tape Motion (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 12/24GB 4mm Tape Drive
Status Ready (green) Tape Motion
(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:
v The power is off.
v The POST has completed successfully, but no tape
cartridge has been loaded.
(See note 2 below.)
Off Off Off/On
A tape cartridge has been inserted and the 12/24GB
4mm Tape Drive is ready to receive commands from the
system. (See note 2 below.) On Off Off/On
The tape is in motion and the 12/24GB 4mm Tape Drive
is running a device operation or cleaning. (See note 2
below.) On Flashing Off/On
The 12/24GB 4mm Tape Drive has detected an internal
error that requires corrective action such as tape
cartridge failure, high humidity. (See note 1 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 12/24GB 4mm Tape Drive” on page 37. Off or On Off or Flashing On
Notes:
1. If a fault or an error condition occurs, press the unload button for approximately 15
seconds to reset the drive. If the disturbance light still flashes after the reset,
contact your service representative for assistance.
2. If the disturbance light is on, cleaning is required. See “Cleaning the Tape Path on
the 12/24GB 4mm Tape Drive” on page 37.
34 44P Series Model 170 User’s Guide