VGA Connector Pinout: What You Need to Know About the VGA Connector Pinout
display - Will a VGA monitor work if connected to 9-pin serial port? - Super User
spincart VGA Cable 1.5 m RS232 DB9 9 Pin Data Serial Cable, Male to Female DB9 Straight Through Extension Cable for Computers, Printers, Scanners - spincart : Flipkart.com
A P P E N D I X A - Loopback Connectors
YACSEJAO DB9 to VGA Male to Male Cable 1.35M/4.4ft DB9 9 Pin Male to VGA Video 15 Pin Male RS232 Serial Port Cable for Computers, Printers, Scanners : Amazon.ca: Electronics