2 Hardware Architecture
User's Manual
HT8000-I/HT8000-II/HT8000-VI
34
Beijing Huahuan Electronics Co., Ltd.
Version 1.4(Oct.2019)
front panel diagram is shown in Figure 2-8, the LEDs are described in
Table 2-10, and the Dip switch functions are shown in Table 2-11.
Figure 2-8
The front panel diagram of MC01
MA
RUN
NM
EXT1
CONSOLE
BUSY
ALM
EXT2
MC01
LOS
RST
CTRL
LOS
BITS
1PPS TOD
Table 2-10
LED functional descriptions of MC01
LED
Color Descriptions
RUN
Green
Device running indication:
Blink: normal
Off: abnormal
MA
Green
Active/standby status indication:
On: active status
Off: standby status
ALM
Red
Alarm status indication:
On: alarm occurs
Off: no alarm
BUSY
Red
System board data synchronization
indication:
On: synchronization acquisition
Off: no data synchronized
Green
light at
NM/EXT
ports
Green
Ethernet optical port Link/Active indication:
On: link up
Blink: date transmitted in Ethernet optical
port
Off: link down
