contents
-3-
1.
GENERAL ......................................................................................... 1
1.1
O
VERVIEW
............................................................................................... 1
1.2
A
PPLICATIONS
.......................................................................................... 2
1.3
T
IMING MODES
......................................................................................... 4
2.
SYSTEM ARCHITECTURE ............................................................. 5
2.1
B
LOCK DIAGRAM
..................................................................................... 5
2.2
F
UNCTION
D
ESCRIPTION
.......................................................................... 6
2.3
S
TRUCTURE
.............................................................................................. 6
2.4
F
RONT PANEL
........................................................................................... 6
2.4.1
Front panel and Rear panel ............................................................ 6
2.4.2
LED’s .............................................................................................. 7
2.4.3
Dip Switches Definition .................................................................. 7
2.4.4
E1 Port ............................................................................................ 8
2.4.5
Ethernet ports .................................................................................. 9
2.4.6
Power .............................................................................................. 9
3.
INSTALLATION .............................................................................. 9
3.1
M
ECHANICAL
........................................................................................... 9
3.2
E
LECTRICAL
........................................................................................... 10
3.2.1
Power connection .......................................................................... 10
3.2.2
E1/T1 connections ......................................................................... 10
3.2.3
Ethernet/optic fiber connection..................................................... 11
4.
TROUBLESHOOTING ................................................................. 12
4.1
E1/T1
A
LARMS
LED
ON
........................................................................ 12
4.2
L
NK
/A
CT
LED
OFF
................................................................................ 12
4.3
R
EADY
LED
DOES NOT BLINK
................................................................ 12
4.4
C
ANNOT SET UP
E1
CHANNEL
................................................................. 13
4.4.1
Same LAN domain ......................................................................... 13
4.4.2
Different LAN domain ................................................................... 13
4.5
D
OWNSTREAM REPORTING SLIPS
............................................................ 13
5.
WEB MANAGER ........................................................................... 13
5.1
S
HOW CURRENT STATUS MENU
.............................................................. 14
5.2
C
ONFIGURATION
.................................................................................... 15
5.3
N
ETWORK CONFIGURATION
................................................................... 21
5.3.1
Change the password .................................................................... 21
5.3.2
Default parameter recovery .......................................................... 22
5.3.3
Upgrade online ............................................................................. 22
5.3.4
Reboot system ................................................................................ 26
6.
SPECIFICATION ........................................................................... 26
6.1
C
APACITY
.............................................................................................. 26