ViewSonic VA1721wmb Service Manual page 32

2.5 Connect P3 to the Signal Generator (eg.Chroma2326) for verifying it after the
operation being completed.
2.6 Connect PC to the additional monitor.
JP1： to Power Adapter
P1：to VGA Cable
P3： to Signal Generator
P2：to LPT Cable
3 Firmware Upgrade Procedure
Step 1. Let Monitor(TSUM series) set to be connected with AC cable and VGA cable.
Step 2.Execute the MSstar ISP tool.
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