User's Manual
HT8000-I/HT8000-II/HT8000-VI
2 Hardware Architecture
Version 1.4(Oct.2019)
Beijing Huahuan Electronics Co., Ltd.
31
Figure 2-5
The front panel diagram of FPS1-D48
FPS1-D48
NEG
(
-
)
RTN
(
+
)
-36~-60V
PWR
Table 2-6
LED functional descriptions of FPS1-D48
LED
Status
Descriptions
PWR
On (green)
Normal power supply/voltage input
Off
Abnormal power supply access
Table 2-7
Description of power interface
Panel interface
Descriptions
NEG(-)
Connect to the negative terminal of the power
supply
RTN(+)
Connect to the positive terminal of the power
supply
2.2.3 220V AC Power-supply Card (FPS1-A220)
FPS1-A220 card is connected to the 220V power supply and provides
protection against input under-voltage, input overvoltage, output
overvoltage, output overcurrent, and over temperature. It supports hot swap
and redundancy protection.