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KRAMER: SIMPLE CREATIVE TECHNOLOGY

Getting Started

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Summary of Contents for VP-727A

Page 1: ...Kramer Electronics Ltd USER MANUAL Model VP 727A Audio Switcher...

Page 2: ...PC to the RS 232 Port 16 7 3 Upgrading Firmware 17 8 Technical Specifications 21 9 Kramer VP 727A Protocol Ver 3 21 22 Figures Figure 1 VP 727A Audio Switcher 4 Figure 2 VP 727A Audio Switcher Unders...

Page 3: ...Contents ii Tables Table 1 VP 727A Audio Switcher Features 5 Table 2 VP 727A Audio Switcher Underside Features 6 Table 3 Technical Specifications of the VP 727A Audio Switcher 21 Table 4 Instruction...

Page 4: ...r cord2 Null modem adapter This user manual 2 Getting Started We recommend that you Unpack the equipment carefully and save the original box and packaging materials for possible future shipment Review...

Page 5: ...KRAMER SIMPLE CREATIVE TECHNOLOGY Getting Started 2...

Page 6: ...l lockout A TAKE button for executing preview to program switching with transition effects An audio follow video button when operating in conjunction with the VP 727xl or the VP 727 Fade to mute audio...

Page 7: ...KRAMER SIMPLE CREATIVE TECHNOLOGY Your VP 727A Audio Switcher 4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 Figure 1 VP 727A Audio Switcher...

Page 8: ...FT Connect to the unbalanced stereo audio source from 1 to 8 20 LEFT 21 PROGRAM RCA Connectors RIGHT Connect to an unbalanced stereo audio program acceptor 22 S PDIF RCA Connector Connect to a digital...

Page 9: ...27A Audio Switcher Underside Table 2 VP 727A Audio Switcher Underside Features Feature Function 1 PROGRAM Slide Switch Slide to ON to upgrade to the latest Kramer firmware see section 7 or to the righ...

Page 10: ...wiring Refer to the appropriate nameplate ratings for information For example for fuse replacement see the value printed on the product label 5 The machine is earthed grounded in a reliable way and is...

Page 11: ...connector on the VP 727A to the AUDIO CONTROL terminal block connector of the Kramer VP 727xl 4 On the VP 727A set DIP 8 to ON6 Make sure that all the other dipswitches are set to OFF 5 Connect the RS...

Page 12: ...Configuring the VP 727A Audio Switcher 9 Figure 3 Connecting the VP 727A with a VP 727xl Machine...

Page 13: ...on the VP 727A unit to the Null modem adapter and connect the Null modem adapter with a 9 wire flat cable to the RS 232 9 pin D sub port on your PC To connect a PC to a VP 727A unit without using a Nu...

Page 14: ...be connected to the VP 727xl see Figure 5 or the VP 727 see Figure 6 VP 727T via the VP 727xl or the VP 727 using the RS 485 ports The example in Figure 5 illustrates how to connect two VP 727A machin...

Page 15: ...A Audio Switcher 12 The example in Figure 6 illustrates how to connect a VP 727A and a VP 727 machine to a VP 727T controller On the VP 727A set DIP 7 to ON The other dipswitches are set to OFF Figure...

Page 16: ...n the AUDIO CONTROL rear panel port of the VP 727xl unit Connect the B PIN on the RS 485 rear panel port of the VP 727A to the B PIN on the AUDIO CONTROL rear panel port of the VP 727xl unit If shield...

Page 17: ...witcher Control Panel via the RS 485 control port as illustrated in the example in Figure 8 do the following 1 Connect the VP 727A to the VP 727 as follows Connect the A PIN on the RS 485 rear panel p...

Page 18: ...nit Connect the B PIN on the RS 485 rear panel port of the VP 727 to the B PIN on the RS 485 rear panel port of the VP 727T unit If shielded twisted pair cable is used the shield may be connected to t...

Page 19: ...ection 2 Extract the file FLIP_VP727A zip to a folder for example C Program Files Kramer Flash 3 Create a shortcut on your desktop to the file FLIP EXE 7 2 Connecting the PC to the RS 232 Port Before...

Page 20: ...screen appears as follows Figure 9 Splash Screen 2 After a few seconds the Splash screen is replaced by the Atmel Flip window Figure 10 Atmel Flip Window 3 Press the keyboard shortcut key F2 or select...

Page 21: ...ory Upgrade 18 Figure 11 Device Selection Window 4 Click the button next to the name of the device and select from the list AT89C51RD2 AT89C51RD2 T89C51RD2 Figure 12 Selecting the Device Window 5 Clic...

Page 22: ...ication RS232 command from the Settings menu or press the keys Alt SCR The RS232 window appears Change the COM port according to the configuration of your computer and select the 9600 baud rate Figure...

Page 23: ...becomes colored green 1 When the operation is completed all 4 check boxes will be colored green and the status bar message Memory Verify Pass appears 2 VP727A hex Figure 16 Atmel Flip Window Operation...

Page 24: ...DTH 3dB 22kHz S N RATIO 85dB CROSSTALK 1kHz all hostile Program 88dB Preview 92dB Balanced 88dB Phones Preview 82dB Phones Program 80dB CONTROLS Preview level 72dB to 62dB in and out Program level 73d...

Page 25: ...T 00 80 80 81 See NOTE 1 INPUT 1 PROGRAM OUT 02 81 81 81 INPUT 2 PROGRAM OUT 02 82 81 81 INPUT 3 PROGRAM OUT 02 83 81 81 Select INPUT 4 PROGRAM OUT 02 84 81 81 Input INPUT 5 PROGRAM OUT 02 85 81 81 fo...

Page 26: ...INPUT 1 LEVEL 19 81 80 81 READ PROGRAM INPUT 2 LEVEL 19 82 80 81 READ PROGRAM INPUT 3 LEVEL 19 83 80 81 READ PROGRAM INPUT 4 LEVEL 19 84 80 81 READ PROGRAM INPUT 5 LEVEL 19 85 80 81 READ PROGRAM INPUT...

Page 27: ...RAM OUTPUT LEVEL 16 A1 80 Value 81 PREVIEW OUTPUT LEVEL 16 A2 80 Value 81 HEADPHONE OUTPUT LEVEL 16 A3 80 Value 81 See NOTE 1 READ PROGRAM OUTPUT LEVEL 19 A1 80 81 READ PREVIEW OUTPUT LEVEL 19 A2 80 8...

Page 28: ...NOTE 3 AFV 08 80 80 81 BREAKAWAY 08 80 81 81 See NOTE 1 READ AFV BREAKAWAY STATUS 0B 80 80 81 See NOTE 3 FADE ON 20 80 81 81 See NOTE 1 FADE OFF 20 80 80 81 See NOTE 1 READ FADE STATUS 21 80 80 81 See...

Page 29: ...y 0x42 0x81 0x81 0x81 NOTE 2 In the case of an error the reply code will be 1st byte 0x50 2nd 3rd and 4th byte don t care NOTE 3 The reply to these READ commands is 1st byte 0x40 1st byte sent 2nd byt...

Page 30: ...byte 0x7d 2nd byte 0x80 the version number prior to decimal point 3rd byte 0x80 the version number following the decimal point 4th byte 0x81 For example for version 3 5 the reply would be 0x7d 0x83 0...

Page 31: ...ghtning orotheractsofnature ii Product modification orfailure to followinstructions supplied with the product iii Repairorattemptedrepairby anyonenot authorized byKramer iv Anyshipment oftheproduct cl...

Page 32: ...or the latest information on our products and a list of Kramer distributors visit our Web site www kramerelectronics com where updates to this user manual may be found We welcome your questions commen...

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