Appendix B: Illustrations
“Power”
LED:
Lit when power supply is connected.
“Sync”
LED:
Lit when the AVM ISDN-Controller T1 is connected to the ISDN
network.
“D
Channel”
LED:
Lit when the AVM ISDN-Controller T1 has established a D-channel
connection.
“System”
LED:
Lit when the AVM ISDN-Controller T1 is connected to the PC and the
driver software is loaded.
LEDs
1-30:
Indicate the active B-channel connections.
Fig. 2:
Front panel of the AVM ISDN-Controller T1
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
1
3
1
4
1
5
1
6
17
1
8
19
20
21
22
23
24
2
5
26
2
7
2
8
29
3
0
T1
P
rim
ar
y
R
at
e I
nt
er
fa
ce
H
ig
h
-P
er
fo
rm
a
n
c
e
IS
D
N
b
y
.
..
P
o
w
e
r
S
y
n
c.
D Ch
a
n
n
e
l
Sy
s
te
m