2 Hardware Architecture
User's Manual
HT8000-I/HT8000-II/HT8000-VI
30
Beijing Huahuan Electronics Co., Ltd.
Version 1.4(Oct.2019)
Table 2-4
LED functional descriptions of FPS7-D48
LED
Status
Descriptions
PWR
On (green)
Normal power supply/voltage input
Off
Abnormal power supply access
Table 2-5
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
2.2.2 48V DC Power-supply Card/100W (FPS1-D48)
FPS1-D48 card is connected to the -48V power supply and provides
protection against input under-voltage, input overvoltage, output
overvoltage, output overcurrent, output short-circuit, and over temperature.
It is only used in HT8000-I device.
There is a PWR LED and two power interfaces on the front panel of
FPS1-D48. The front panel diagram is shown in Figure 2-5, the PWR LED
is described in Table 2-6, and the description of power interface is shown
in Table 2-7.
