Ocu Dp Access Module (P/N 1180005L1); E&M/To Access Module (P/N 1180402L1); Table 31. Ocu Dp Pinout; Table 32. E&M/To Pinout - ADTRAN Total Access 850 System Manual

Total Access 850 System Manual

OCU DP Access Module (P/N 1180005L1)

The OCU DP Access Module may be used for intra-building networks only. This interface
should not be connected to public networks.
The OCU DP module is a single port access module used to provide the interface between a DS0 time slot
on the T1 and a 4-wire DDS device at the customer premises. The OCU DP supports up to 18 kft of copper
for remote DSU connectivity. This module is currently only supported by BCU L1 and L2. Table 31 gives
this pinout.
Total Access 850 Slot
E&M/TO Access Module (P/N 1180402L1)
The E&M/TO Access Module may be used for intra-building networks only. This interface
should not be connected to public networks.
The E&M/TO module is a single port Ear and Mouth/Transmit Only access module. The primary
application for this module is to provide PBX foreign exchange at the customer premises or tandem central
office applications. The E&M/TO module supports both 2- and 4- wire operation. This module is currently
only supported by BCU L1 and L2. Table 32 gives the E&M/TO module pinout.
64203376L1-1B

Table 31. OCU DP Pinout

1
2
3
4
5
6
Table 32. E&M/TO Pinout
Slot 1 Slot 2
1 5
2 6
Pin
3 7
4 8
26 30
27 31
Pin
28 32
29 33
© 2004 ADTRAN, Inc.
Section 2 Engineering Guidelines
T/R RX T1/R1 TX
26/1 27/2
30/5 31/6
34/9 35/10
38/13 39/14
42/17 43/18
46/21 47/22
Slot 3 Slot 4 Slot 5
9 13 17
10 14 18
11 15 19
12 16 20
34 38 42
35 39 43
36 40 44
37 41 45
Slot 6
21 RING
22 RING 1
23 SG LEAD
24 SB LEAD
46 TIP
47 TIP 1
48 E LEAD
49 M LEAD
49