ADTRAN SLC-5 Manual de usuario Pagina 6

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Section 61102040L4-5, Issue 2 61102040L4-5B
6
Figure 5 displays the position switch settings at ISDN
network locations.
Figure 5. Position Switch Settings at Network Locations for ISDN Applications
2-Wire
Loop
2-Wire
Loop
2-Wire
Loop
Customer
NT1
2-Wire
T Carrier
SLC-5
COT
Channel
Bank
SLC-5
RT
Channel
Bank
Tandem
(Sink)
Adjacent to
Customer
(Source)
L
U
L
T
L
U
N
T
2-Wire
T Carrier
2-Wire
T Carrier
2-Wire
T Carrier
ISDN
Switch
SLC-5
COT
Customer
NT1
Adjacent to
Switch
Tandem Office
(Source) U-Repeater
U-Repeater
SLC-5
RT
L
U
L
T
L
U
N
T
D4/SLC- 96
COT
Channel
Bank
D4/SLC-96
RT
Channel
Bank
Adjacent to
Switch
(See Appropriate
I&M Practice)
Tandem
(Source)
(See Appropriate
I&M Practice)
L
U
L
T
L
U
N
T
Note:
Refer to Table 2 for switch
function descriptions.
SLC-5
RT
Channel
Bank
L
U
L
T
L
U
N
T
2-Wire
Loop
Customer
NT1
SW2-
1 - LUNT (COT)
2 - ADJ
SW1-
SW2-
1 - LUNT (COT)
2 - TANDEM
SW1-
5 - OFF
SW2-
1 - LULT (RT)
2 - ADJ
SW1-
5 - OFF
SW2-
1 - LULT (RT)
2 - TANDEM
SW1-
5 - PWR
ISDN
RPTR
SLC-5
COT
Channel
Bank
Adjacent
to Switch
Adjacent to
Customer (Source)
5 - OFF
SW2-
1 - LUNT (COT)
2 - ADJ
SW1-
5 - OFF
SW2-
1 - LULT (RT)
2 - ADJ
SW1-
5 - OFF
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