VGM-390 (250-4091A) Pinouts Faxback Doc. # 6091 The signal connector is a subminiature 15-pin, D-shell (female) connector. The supplied 15-to-15 pin cable connects the computer's 15-pin VGA video port connector to the monitor's 15-pin connector. The following table lists the functions of the monitor's 15-pin connector. Pin Function Pin Function 1 Red 9 Key (No Pin) 2 Green 10 Digital Gnd 3 Blue 11 ID 0 4 ID 2 12 No Connection 5 Self Test 13 H-Sync 6 Red Return 14 V-Sync 7 Green Return 15 No Connection 8 Blue Return (rjs/jej-09/27/94)