Chapter 5 Troubleshooting
Interpreting System LED Status
Quantum Scalar 50 User’s Guide 175
Power Supply LED Status 5
The power supplies have an LED indicator reporting the power supply
state (see
table 39).
Table 39 Power Supply LEDs
LED Status Problem/Status
AC OK solid green Power has been applied to the power supply and
is within specifications.
AC OK off The power supply is not attached to a power
source or the power source has failed.
DC OK solid green The power supply is providing DC power to the
library normally.
DC OK off The power supply has failed.
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