1. HMS Backplane Connections........................................................................................................................3
2. J30/J24 - OS RS-232 PORT (DTE).............................................................................................................13
3. J31/J25 - AUX RS-232 PORT (DTE) .........................................................................................................14
4. P1-DSX Receive, Tip and Ring...................................................................................................................18
5. P2-DSX Transmit, Tip and Ring .................................................................................................................20
6. P3-HDSL Loop 1, Tip and Ring..................................................................................................................22
7. P4-HDSL Loop 2, Tip and Ring..................................................................................................................24
8. Standard PIC Color Code ............................................................................................................................26