Quantum Scalar i6000 - Page 129

Chapter 2: Troubleshooting Your Library
Interpreting LEDs
Quantum Scalar i6000 User’s Guide 111
Figure 33 Locations and Colors
of Power Supply LEDs
Tab l e 21 describes how to interpret LED activity that you might see.
Table 21 Explanation of Power
Supply LED States
power supply LEDs
- top (AC OK) = green
- middle (DC OK) = green
- bottom (FAULT) = blue
LED Color Represents Possible States and Explanations
Green
(top LED)
AC OK • Solid on — power supply’s AC input is above minimum requirements
to operate
• Solid off — power supply’s AC input is below minimum
requirements to operate
Green
(middle LED)
DC OK • Solid on — power supply’s output voltage is within specifications
• Solid off — power supply’s output voltage is outside of
specifications