11 Flash Memory Upgrade 93
12 Technical Specifications 94
12.1 Default Communication Parameters 95
12.2 Input Resolutions 95
12.3 Output Resolutions 96
13 The VP-773A RS-232 Communication Protocol 97
13.1 Using the Communication Protocol 97
13.2 Communication Protocol: Mimicking OSD 97
13.3 Protocol Table: Mimicking Remote and Front Panel Buttons 107
13.4 The Protocol 3000 Common Operation Commands 108
Figures
Figure 1: VP-773A Presentation Switcher/Scaler Front Panel 8
Figure 2: VP-773A Presentation Switcher/Scaler Rear Panel 9
Figure 3: 15-pin HD Connector Pinout 12
Figure 4: Connecting the VP-773A Presentation Switcher/Scaler 14
Figure 5: TP PINOUT 15
Figure 6: Connecting the Balanced Stereo Audio Output 16
Figure 7: Connecting an Unbalanced Stereo Audio Acceptor to the Balanced Output 16
Figure 8: Microphone Pinout 16
Figure 9: Audio Input Pinout 16
Figure 10: Input Menu 20
Figure 11: Select the Display Mode 22
Figure 12: Changing the Size of the Window 23
Figure 13: Increasing the Width 24
Figure 14: Increasing the Height 24
Figure 15: Positioning the Window 25
Figure 16: Window Customization 25
Figure 17: H-Position Slide Bar 26
Figure 18: Moving the PiP Window 26
Figure 19: Audio Menu 27
Figure 20: Set the Output Volume Level 28
Figure 21: Process Menu 29
Figure 22: Picture Menu 30
Figure 23: Enhance Menu 31
Figure 24: Scale Menu 32
Figure 25: Misc Menu 35
Figure 26: XML File Transfer 39
Figure 27: Emergency Alert System Display 39
Figure 28: CV superimposed over DP 44
Figure 29: Entering the IP Number in the Address Bar 47
Figure 30: Local Area Connection Properties Window 49
Figure 31: Internet Protocol Version 4 Properties Window 50
Figure 32: Internet Protocol Version 6 Properties Window 50
Figure 33: Internet Protocol Properties Window 51
Figure 34: Infrared Remote Control Transmitter 52
Figure 35: The Authentication Window 54
Figure 36: The Loading Page 55
Figure 37: The Routing & Scaling Page with Web Page List on the Left 56
Figure 38: The Routing & Scaling Page – Single Window 56
Figure 39: The Routing & Scaling Page – standby mode 57
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