Table of Contents
Advertisement
DCS Compact II INSTALLATION MANUAL
5.2 Loop Start Lines
PSTN ANALOGUE
TRUNKS
CONNECT TO ANY CIRCUIT
ON ANY TRUNK CARDS
DCS Compact II system requires MDF connection. All C.O. Lines and Stations
are connected to the system with MDF. (See Figure 5-1)
Using one pair twisted #24AWG or #26 AWG jumper wire, cross-connect each
loop start C.O. line to the trunk port of your choice.
25 PAIR CABLE WITH FEMALE CONNECTOR TO BASIC P2
25 PAIR CABLE WITH FEMALE CONNECTOR TO EXPANSION P5
PIN NO. C O L O U R
2 5 , 5 0
2 4 , 4 9
23,48
22,47
2 1 , 4 6
20,45
19,44
1 8 , 4 3
17,42
16,41
15,40
14,39
13,38
12,37
11,36
10,35
9,34
8,33
7,32
6,31
5,30
4,29
3,28
2,27
<FIGURE 5-1> MDF CONNECTIONS LOOP START LINE TO TRUNK CARDS
3 T R K
6 TRK
S , P u
C.O 1
C.O 1
B n , P u
C.O 2
C.O 2
G n , P u
PIN NO.
C.O 3
C.O 3
3 T R K
O , P u
2 5 , 5 0
N.C
C.O 4
C.O 1
B , P u
2 4 , 4 9
PFT1
C.O 5
C.O 2
S , Y
23,48
PFT2
C.O 6
C.O 3
B n , Y
22,47
N.C
P F T 1
N.C
G n , Y
2 1 , 4 6
N.C
P F T 2
N.C
O , Y
20,45
C.O 4
C.O 7
N.C
B , Y
19,44
C.O 5
C.O 8
N.C
S , B k
1 8 , 4 3
C.O 6
C.O 9
N.C
B n , B k
17,42
N.C
C.O 10
C.O 4
G n , B k
16,41
PFT3
C.O 11
C.O 5
O , B k
15,40
PFT4
C.O 12
C.O 6
B , B k
14,39
N.C
P F T 3
N.C
S , R
13,38
N . C
P F T 4
N.C
B n , R
12,37
C.O 7
C.O 13
N.C
G n , R
11,36
C.O 8
C.O 14
N.C
O , R
10,35
C.O 9
C.O 15
N . C
B , R
9,34
N . C
C.O 16
C.O 7
S , W
8,33
PFT5
C.O 17
C.O 8
B n , W
7,32
PFT6
C.O 18
C.O 9
G n , W
6,31
N.C
P F T 5
N . C
O , W
5,30
N . C
P F T 6
N.C
4,29
B n , W
PFT6
3,28
G n , W
N.C
2,27
O , W
N . C
5 - 2
Chapter 5. Connecting PSTN Circuits
C I R C U I T
SLOT NO.
1
2
3
6
C I R C U I T
S L O T
C.O 1
4
S L O T
1
1
C.O 2
5
1
2
C.O 3
6
3
C.O 4
4
C.O 5
5
C.O 6
1
6
2
N . C
3
N . C
S L O T
C.O 7
4
S L O T
1
2
C.O 8
5
2
2
C.O 9
6
3
C.O 10
4
C.O 11
5
C.O 12
1
6
2
N . C
7
3
N . C
S L O T
C.O 13
4
1
3
C.O 14
5
S L O T
2
C.O 15
6
3
3
C.O 16
4
C.O 17
5
C.O 18
6
P F T 5
P F T 6
SLOT NO.
S
L
O
T
4
S
L
O
T
5
S
L
O
T
6
Advertisement
Table of Contents
