User`s guide

Chapter 3 Troubleshooting Your Library
Interpreting LEDs
Scalar i6000 User’s Guide 92
Table 11 Fibre Drive Sled Link
LED States (UDS-2)
LED Color Represents State and Explanation
Green LIP and
act
ivity
• Solid on — loop initialization protocol (LIP) has occurred.
• Blinks at irregular intervals — host
command/data activity is
occurring.
Amber Online and
li
ght
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.
Table 12 Fibre Drive Sled Link
LED States (UDS-3)
LED Color Represents State and Explanation
Green LIP and
act
ivity
• Solid on — loop initialization protocol (LIP) has occurred.
• Blinks at irregular intervals — host
command/data activity is
occurring.
Amber Online and
li
ght
detected
• Solid on — the library has enabled the drive data bus; it can detect
light through a fiber optic cable.
• Blinks at regular intervals — the library has enabled the drive data
bu
s, but light is not detected through the fiber optic cable.
No color • Solid off — the library has not
enabled the drive data bus or the drive
brick is varied off. If the drive brick is varied off, the blue status LED
will be solid on.