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LTPH-TP-1003-02, Issue 2
If you are installing WorldDSL remote units in the HRE-206, use only the 120 Ω G.703 ERU. The
75 Ω G.703 ERU should not be used. The 75 Ω interface requires BNC connectors that are not
available in the HRE-206.
HRE-206 Lists 1 and 2
56
55
Tip
54
53
52
51
Ring
50
49
48
47
HDSL L2 Ring 1
46
45
44
43
42
41
HDSL L2Tip 1
40
39
38
37
-48Vdc
36
35
34
33
32
31
30
29
28
27
26
25
23
24
22
21
20
19
18
17
Circuit ground
16
15
Ring 1
14
13
HDSL L1 Ring
12
11
10
9
8
7
HDSL L1Tip
6
5
Tip 1
4
3
2
1
Chassis ground
Note: Active pins are highlighted in black.
*
Chassis ground may be tied to earth ground according
to local practice.
Figure 11. ERU-412 Pin Assignments
Ω
June 1, 2001
Ω
120
G.703
XMT
48Vdc local power supply
Ω
120
G.703
RCV
*
Slot Pin Assignments
11
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