VGM-340 (25-4047) Pinouts Faxback Doc. # 6048 The signal connector is a subminiature 15-pin, D-shell connector. Pin # Function Pin # Function 1 Red 9 Key (No Pin) 2 Green 10 Digital GND 3 Blue 11 Digital GND 4 Digital GND 12 No Connection 5 Self Test 13 H-Sync 6 Red Return 14 V-Sync 7 Green Return 15 No Connection 8 Blue Return