Huawei AR1200-S Series Hardware Description page 64

Huawei AR1200-S&2200-S Series Enterprise Routers
Hardware Description
Functions
The 1BST provides one ISDN S/T interface for data access.
The 1BST consists of the following modules:
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Applications
The 1BST is installed into the SIC slot of the AR1200-S and AR2220-S.
Panel and Interfaces
Figure 5-15
Figure 5-15 Appearance of the 1BST panel
Buttons and Indicators on the Panel
Table 5-42
Table 5-42 Buttons and indicators on the 1BST panel
Number in
Figure 5-15
1
Issue 03 (2012-04-20)
CPU control module: manages the system and loads programs.
CPLD logic module: provides the working clock and reset signals for the chip, controls the
service port status, and monitors the board clock.
ISDN chip module: provides S/T interface access, supports TE mode, and provides parallel
interfaces and serial interfaces.
Power supply module: conducts power from backplane to card.
Clock module: provides the working clock for the CPU and working modules.
shows the appearance of the 1BST panel.
2 3
1
a
describes the buttons and indicators on the 1BST panel.
Indicator
STAT
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Color Description
Green If the indicator blinks once 2s (0.5
Hz), the system is running properly.
If the indicator blinks once 0.25s (4
Hz), the system is powering on or
restarting.
5 Cards
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