Toshiba strata CT Installation & Maintenance Manual page 146

Digital business telephone system
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Universal Slot PCB Wiring
Pair
Pin
Colour Code
1t
26
W-BI
R
1
BI-W
2T
27
W-O
R
2
O-W
3T
28
W-G
R
3
G-W
4T
29
W-Br
R
4
Br-W
5T
30
W-S
R
5
S-W
6T
31
R-BI
R
6
BI-R
7T
32
R-O
R
7
O-R
8T
33
R-G
R
8
G-R
9T
34
R-Br
R
9
Br-R
10T
35
R-S
R
10
S-R
11T
36
Bk-BI
H
R
11
BI-Bk
12T
37
Bk-O
R
12
O-Bk
13T
38
Bk-G
R
13
G-Bk
14T
39
Bk-Br
R
14
Br-Bk
15T
40
Bk-S
C
R
15
S-Bk
16T
41
Y-Bl
R
16
Bl-Y
17T
42
Y-O
R
17
O-Y
18T
43
Y-G
R
18
G-Y
19T
44
Y-Br
R
19
Br-Y
20T
45
Y-S
R
20
S-Y
21T
46
V-Bl
R
21
Bl-V
22T
47
V-O
R
22
O-V
23T
48
V-G
R
23
G-V
24T
49
V-Br
R
24
Br-V
25T
50
V-S
R
25
S-V
Figure 4-13
DPFT Connector J1/Terminal Sequence & Designations/Exchange Line
4-14
Lead Designation
A
B
A
B
A
B
A
B
A
B
A
B
A
B
A
B
A
B
A
B
A
B
A
B
A
B
A
B
A
B
A
B
Spare
Spare
Spare
Spare
Spare
Spare
Spare
Spare
Spare
Spare
Spare
Spare
Spare
Spare
Spare
Spare
PFT DG
PFT -24V
Connection & DPFT Control
Function
A-Exchange line
#1
B-Exchange line
#1
A-PCOU
#1
B-PCOU
#1
A-Exchange line
#2
B-Exchange line
#2
A-PCOU
#2
B-PCOU
#2
A-Exchange line
#3
B-Exchange line
#3
A-PCOU
#3
B-PCOU
#3
A-Exchange line
#4
B-Exchange line
#4
A-PCOU
#4
B-PCOU
#4
A-Exchange line
#5
B-Exchange line
#5
A-PCOU
#5
B-PCOU
#5
A-Exchange line
#6
B-Exchange line
#6
A-PCOU
#6
B-PCOU
#6
A-Exchange line
#7
B-Exchange line
#7
A-PCOU
#7
B-PCOU
#7
A-Exchange line
#8
B-Exchange line
#8
A-PCOU
#8
B-PCOU
#8
PFT GROUND (INPUT)
PFT -24V (INPUT)
PCOU/TCOU PCB Position
RSTU/PSTU/PIN50
RSTU/PSTU/PIN25
Strata CT I&M Manual October 2000

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