PC Pin name |
PC Pin |
Direction | UPS Pin |
UPS Pin name |
Description |
---|---|---|---|---|---|
NC | 1 | 1 | NC | ||
AC Power Failuce | 2 | 2 | AC Power Failuce | Active negative level (negative impulse indicates a power failure) | |
NC | 3 | 3 | NC | ||
Common Ground of Pin 2, 5, 6 | 4 | <> | 4 | Common Ground of Pin 2, 5, 6 | |
UPS Battery Low | 5 | 5 | UPS Battery Low | Active negative level (negative impulse indicates a batery low power level) | |
Turn Off UPS | 6 | 6 | Turn Off UPS | Active positive level (positive impulse sent by PC shuts down the UPS) | |
NC / GND for pin 6 | 7 | <> | 7 | NC / GND for pin 6 | NC in Type I cable. GND for pin 6 in Type II cable. |
NC | 8 | 8 | NC | ||
NC | 9 | 9 | NC |