Chapter 1 Introduction 5
NetSure 801 Series Power Supply System User Manual
There are LEDs, slide switch and handle on the front panel, and AC input socket, DC output socket and
communication port on the rear panel. The front panel is shown in Figure 1-4, and functions of indicators are given in
Table 1-4.
Slide switch
Handle
Fixing screw
Power indicator
Protection indicator
Fault indicator
Current indicators
Figure 1-4 Rectifier front panel
Table 1-4 Function of indicators
Indicator
Normal state
Fault state
Fault cause
Power indicator
(Green)
On
Off
No input and output
Flashing
The rectifier is being operated through the host
Protection indicator
(Yellow)
Off
On
AC input under/overvoltage,
rectifier PFC output under/overvoltage, high-temperature, or current sharing
imbalance
Flashing
Rectifier communication failure
Fault indicator
(Red)
Off
On
Output overvoltage, output fuse blown, or rectifier addresses contradictory
Flashing
Faulty fan
Current indicators
on
Shows the output current, each LED represents 10A. If the rectifier is in
current limiting state (output current > 100A), the tenth LED will blink. If the
output current of the rectifier is smaller than 2A, no current indicator will be
on
1.3.2 Controller
The controller specific content see the
M831D Controller User Manual.