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1DPH
,2
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1
Shield
I/O
Shield for cable
2
DPR
I
Digit Present
3
ACR
O
Abandon Call and Retry
4
CRQ
I
Call Request
5
PND
O
Present Next Digit
6
PWI
O
Power Indication
7
SG
I/O
Signal Ground
13
DSC
O
Distant Station Connect
14
NB1
I
Digit LSB
15
NB2
I
Digit bit 2
16
NB4
I
Digit bit 3
17
NB8
I
Digit bit MSB
22
DLO
O
Data Line Occupied
8-12
NC
N/A
No Connection
18-21
NC
N/A
No Connection
23-25
NC
N/A
No Connection
Summary of Contents for 4202023L5
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