H4Tu-C-388 List 1 Card-Edge Connector - ADC H4TU-C-388-L1 User Manual

Appendix A - Specifications
H4TU-C-388 L
Figure 32 shows the card-edge connectors on the H4TU-C-388 List 1. Active pins are highlighted in black.
Pin 117 on the card-edge connector is a fuse alarm that is driven to -48 Vdc through a diode
whenever the onboard fuse opens.
62
1 C -E
IST ARD DGE
219
Ground 218
-48Vdc 217
216
215
214
213
212
211
210
209
208
207
206
205
204
203
202
201
200
* Fuse alarm is normally floating (0 to 80 Vdc max.) and
at -48 Vdc (10 mA max.) when activated.
Figure 32. H4TU-C-388 List 1 Card-Edge Connector
September 12, 2003
C
ONNECTOR
Frame ground
119
118
Ground
117
Fuse Alarm*
116
Ring1
115
DSX-1 OUT
114 Tip1
113
112
111
110 Ring
DSX-1 IN
109 Tip
108
(Factory burn-in)
107
Ring1
106
HDSL4 Loop 2
105
Tip1
104 Factory use only
103
102 Ring
HDSL4 Loop 1
Tip
101
100
LTPH-UM-1122-02, Issue 2
H4TU-C-388 List 1