Asus ESC2000 G2 - Manual (Page 54)

Chapter 3: Motherboard information 3-6
2. VGA controller setting (DIAG_VIEW1)
This jumper allows you to enable o disable the onboard VGA controller. Set to pins 1-2
to activate the VGA feature.
3. SMBUS connection setting (TESLA_M_SW)
This jumper allows you to select the connection to BMC or PHC for PCIE 1/3/5/7
SMBUS.