Each shelf, Figure 1-5, Figure 1-6 – ADC HiGain HMS-318 User Manual
Page 21
Chapter 1: Product Description
1-9
Figure 1-5. HLU Slot Wire-wrap Pinouts for HDSL Circuits
Figure 1-6. HLU Slot Wire-wrap Pinouts for HDSL2 Circuits
DSX-1 Tip (IN)
DSX-1 Tip 1 (OUT)
DSX-1 Ring (OUT)
A
B
C
D
E
F
J
H
Error Alarm Bus
Ground (GND)
HDSL Loop 1 - Tip
Management Bus*
Frame Ground
-48 Vdc Battery
HDSL Loop 2 - Tip
HDSL Loop 2 - Ring
FL (not used)
Fuse Alarm **
1
2
3
4
5
6
7
8
9
10
K
L
**
Fuse alarm is normally floating (0 to -80V maximum) and at -48V
(10 ma maximum) when activated
*
Minor alarm output is normally floating (0 to -60V maximum) and a
ground (10 ma maximum, +5 Vdc for HLU-319 List 2D) when activated
Notes:
System Alarm*
DSX-1 Tip (IN)
DSX-1 Tip 1 (OUT)
DSX-1 Ring (OUT)
A
B
C
D
E
F
J
H
Error Alarm Bus
Ground (GND)
HDSL Loop 1 Span Tip
Management Bus*
Frame Ground
-48 Vdc Battery
HDSL2 Loop 2 - Tip***
HDSL2 Loop 2 - Ring***
Factory Use Only
Fuse Alarm **
1
2
3
4
5
6
7
8
9
10
K
L
**
Fuse alarm is normally floating (0 to -80V maximum) and at -48V
(10 ma maximum) when activated
*
Minor alarm output is normally floating (0 to -60V maximum) and a
ground (10 ma maximum, +5 Vdc for HLU-319 List 2D) when activated
Notes:
System Alarm*
***
Loop2 is used on H2TU-C-319-L7FX line of cards