connector or cable wiring Part# 73-0743 (SmartPro UPS). Should work with PowerAlert software.
9 pin D-SUB male connector to
the UPS
9 pin D-SUB female
connector to the computer
| UPS Signal Name | DB-9 Male (UPS end) | DB-9 Female (PC end) | PC Signal Name |
|---|---|---|---|
| Tx | 7 | 2 | RxD |
| Rx | 9 | 3 | TxD |
| Common | 8 | 5 | GND |
Notes
- Pins 7 and 8; pins 1 and 4 and 6 shorted at he PC end connector.