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Figure 3-31
Note 1:
The No. 2 and No. 3 circuits in the PN-4COT card cannot be used with the PFT function.
When using Ground Start trunks with the PFT function, the single line stations must have a ground send-
Note 2:
ing button and a ground lead must be run to the station.
(2)
When using PZ-8PFTA card at a remote site
•
Figure 3-32
shows an outline of a PFT (PZ-8PFTA) connection.
TEL
MDF
Note:
Using the PN-AUCA card (long line card) instead of the PN-4LC card is not recommended due to the vari-
ations from Central Office to the PBX; line quality cannot be assured.
CHAPTER 3
Page 56
Revision 2.0
LTC0 (J)
LEN0000
C.O.T0
C.O.T0
1
1
26
26
LEN0001
C.O.T1
C.O.T1
2
2
27
27
3
3
28
28
4
4
29
29
LEN0004
5
5
30
30
Sta.T0
Sta.T0
LEN0005
6
6
31
31
Sta.T1
Sta.T1
7
7
32
32
8
8
33
33
MDF Cross Connection for PFT (PN-AUCA) (Continued)
PZ-8PFTA
PBX
PN-4LC
MDF
Note
Figure 3-32
PFT (PZ-8PFTA) Connection Outline
ND-46550 (E)
(P)
C.O.T0
C.O.R0
C.O.R0
1
C.O.R0
26
C.O.T1
C.O.R1
C.O.R1
2
C.O.R1
27
3
28
4
29
5
30
Sta.T0
Sta.R0
Sta.R0
Sta.R0
6
31
Sta.T1
Sta.R1
Sta.R1
Sta.R1
7
32
8
33
PN-4COT
MDF
MDF
TO C.O.
LINE
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