H2Tu-C-388 Card-Edge Connector; Network Management Control Bus; Fuse Alarm; H2Tu-C-388 List 1E Card-Edge Connector - ADC HiGain H2TU-C-388 List 1E User Manual

Appendix A - Specifications
H2TU-C-388 C
Figure 26 shows the card-edge connector on the H2TU-C-388. Active pins are highlighted in black.

Network Management Control Bus

The H2TU-C provides a Network Management Control Bus on pin 104 of the card-edge connector. This allows
the various ADC Management System protocols to manage the H2TU-C through the HMU-319 HiGain
Management Unit. Whenever the H2TU-C is under management, the MNGD message displays periodically on the
front-panel display.
Some H2TU-C-388 List 1E features are affected when it is under management. Consult the
management unit practice for further information.

Fuse Alarm

Pin 117 on the card-edge connector is a Fuse Alarm that is driven to -48 Vdc whenever its onboard fuse opens.
58
-E C
ARD DGE ONNECTOR
Figure 26. H2TU-C-388 List 1E Card-Edge Connector
April 21, 2000
152-388-115-03, Issue 03
H2TU-C-388 List 1E