Hardware connections
Net card connector (looking in the card box) (J2)
08642<–Pin #’s (0=10)
xxxxx
xxxxx
97541<–Pin #’s
Net Card Connector To PC RS232 Connections
J2 (UPS) Description J1 (to computer)
1 Gnd –>DB9p5 (GND)
2 input (to ups) –>DB9p3 (TX)
3 output (from ups) –>DB9p2 (RX)
4 V+ (12V)
5 (unused)
6 (unused)
7 ? Connected but not used
8 nc
9 nc
0 nc (display mod) 10k –> DB9p7 (RTS)