Quantum Scalar i2000

Chapter 2 Troubleshooting Your Library
Interpreting LEDs
Scalar i2000 User’s Guide 60
Table 8 describes how to interpret the Fibre Channel link LED activity
that you might see on the rear of the UDS-2 drive sled. Table 9 on page 61
on page 135 describes the Fibre Channel link LED activity on the rear of
the UDS-3 drive sled.
Table 8 Fibre Drive Sled Link
LED States (UDS-2)
LED Color Represents State and Explanation
Green LIP and
activity
• Solid on — loop initialization protocol (LIP) has occurred.
• Blinks at irregular intervals — host command/data activity is
occurring.
Amber Online and
light
detected
• Solid on — the library has enabled the drive data bus; it can detect
light through a fiber optic cable.
No color • Solid off — the drive brick is varied off or the drive cannot detect light
through a fiber optic cable (equivalent to no fibre cable plugged in). If
the drive brick is varied off, the blue status LED will be solid on.