LG Flatron L173ST User Manual page 17

If the system is not powered up, check if the main power switch is in the 'on'
A
position.
B
Turn on the PC.
Select an input signal.
Press the Input Select button on the remote controller to select the input signal.
Or, press the SOURCE button at the front side of the monitor.
When connecting with a DVI-D signal input cable.
A
• Select DVI Digital: DVI-D digital signal.
When connecting with a DSUB signal input cable.
B
• Select DSUB Analogue: 15-pin DSUB analogue signal
How to connect to two computers.
Note
Connect the signal cables (DVI and DSUB) to each computer.
Press the Input Select button in a remote controller to select the computer to use.
* Directly connect to a grounded power outlet on the wall or a power bar with a ground wire.
SOURCE
DSUB ANALOGUE
DVI DIGITAL
AV1-SCART
AV2-CVBS
S-VIDEO
TV
A16